[766] | 1 | /* |
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| 2 | Copyright (c) 2007, 2012, Oracle and/or its affiliates. All rights reserved. |
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| 3 | |
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| 4 | |
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| 5 | The MySQL Connector/J is licensed under the terms of the GPLv2 |
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| 6 | <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most MySQL Connectors. |
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| 7 | There are special exceptions to the terms and conditions of the GPLv2 as it is applied to |
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| 8 | this software, see the FLOSS License Exception |
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| 9 | <http://www.mysql.com/about/legal/licensing/foss-exception.html>. |
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| 10 | |
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| 11 | This program is free software; you can redistribute it and/or modify it under the terms |
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| 12 | of the GNU General Public License as published by the Free Software Foundation; version 2 |
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| 13 | of the License. |
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| 14 | |
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| 15 | This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; |
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| 16 | without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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| 17 | See the GNU General Public License for more details. |
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| 18 | |
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| 19 | You should have received a copy of the GNU General Public License along with this |
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| 20 | program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth |
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| 21 | Floor, Boston, MA 02110-1301 USA |
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| 22 | |
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| 23 | */ |
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| 24 | package com.mysql.jdbc; |
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| 25 | |
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| 26 | import java.io.InputStream; |
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| 27 | import java.io.Reader; |
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| 28 | import java.sql.Date; |
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| 29 | import java.sql.SQLException; |
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| 30 | import java.sql.SQLWarning; |
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| 31 | import java.sql.Time; |
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| 32 | import java.sql.Timestamp; |
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| 33 | import java.sql.Types; |
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| 34 | import java.util.Calendar; |
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| 35 | import java.util.StringTokenizer; |
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| 36 | import java.util.TimeZone; |
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| 37 | |
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| 38 | /** |
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| 39 | * Classes that implement this interface represent one row of data from the |
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| 40 | * MySQL server that might be stored in different ways depending on whether the |
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| 41 | * result set was streaming (so they wrap a reusable packet), or whether the |
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| 42 | * result set was cached or via a server-side cursor (so they represent a |
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| 43 | * byte[][]). |
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| 44 | * |
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| 45 | * Notice that <strong>no</strong> bounds checking is expected for implementors |
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| 46 | * of this interface, it happens in ResultSetImpl. |
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| 47 | * |
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| 48 | * @version $Id: $ |
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| 49 | */ |
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| 50 | public abstract class ResultSetRow { |
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| 51 | protected ExceptionInterceptor exceptionInterceptor; |
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| 52 | |
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| 53 | protected ResultSetRow(ExceptionInterceptor exceptionInterceptor) { |
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| 54 | this.exceptionInterceptor = exceptionInterceptor; |
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| 55 | } |
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| 56 | |
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| 57 | /** |
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| 58 | * The metadata of the fields of this result set. |
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| 59 | */ |
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| 60 | protected Field[] metadata; |
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| 61 | |
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| 62 | /** |
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| 63 | * Called during navigation to next row to close all open |
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| 64 | * streams. |
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| 65 | */ |
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| 66 | public abstract void closeOpenStreams(); |
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| 67 | |
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| 68 | /** |
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| 69 | * Returns data at the given index as an InputStream with no |
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| 70 | * character conversion. |
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| 71 | * |
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| 72 | * @param columnIndex |
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| 73 | * of the column value (starting at 0) to return. |
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| 74 | * @return the value at the given index as an InputStream or null |
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| 75 | * if null. |
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| 76 | * |
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| 77 | * @throws SQLException if an error occurs while retrieving the value. |
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| 78 | */ |
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| 79 | public abstract InputStream getBinaryInputStream(int columnIndex) |
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| 80 | throws SQLException; |
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| 81 | |
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| 82 | /** |
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| 83 | * Returns the value at the given column (index starts at 0) "raw" (i.e. |
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| 84 | * as-returned by the server). |
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| 85 | * |
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| 86 | * @param index |
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| 87 | * of the column value (starting at 0) to return. |
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| 88 | * @return the value for the given column (including NULL if it is) |
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| 89 | * @throws SQLException |
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| 90 | * if an error occurs while retrieving the value. |
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| 91 | */ |
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| 92 | public abstract byte[] getColumnValue(int index) throws SQLException; |
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| 93 | |
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| 94 | protected final java.sql.Date getDateFast(int columnIndex, |
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| 95 | byte[] dateAsBytes, int offset, int length, MySQLConnection conn, |
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| 96 | ResultSetImpl rs, Calendar targetCalendar) throws SQLException { |
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| 97 | |
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| 98 | int year = 0; |
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| 99 | int month = 0; |
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| 100 | int day = 0; |
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| 101 | |
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| 102 | try { |
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| 103 | if (dateAsBytes == null) { |
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| 104 | return null; |
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| 105 | } |
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| 106 | |
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| 107 | boolean allZeroDate = true; |
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| 108 | |
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| 109 | boolean onlyTimePresent = false; |
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| 110 | |
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| 111 | for (int i = 0; i < length; i++) { |
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| 112 | if (dateAsBytes[offset + i] == ':') { |
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| 113 | onlyTimePresent = true; |
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| 114 | break; |
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| 115 | } |
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| 116 | } |
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| 117 | |
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| 118 | for (int i = 0; i < length; i++) { |
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| 119 | byte b = dateAsBytes[offset + i]; |
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| 120 | |
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| 121 | if (b == ' ' || b == '-' || b == '/') { |
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| 122 | onlyTimePresent = false; |
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| 123 | } |
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| 124 | |
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| 125 | if (b != '0' && b != ' ' && b != ':' && b != '-' && b != '/' |
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| 126 | && b != '.') { |
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| 127 | allZeroDate = false; |
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| 128 | |
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| 129 | break; |
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| 130 | } |
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| 131 | } |
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| 132 | |
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| 133 | if (!onlyTimePresent && allZeroDate) { |
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| 134 | |
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| 135 | if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_CONVERT_TO_NULL |
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| 136 | .equals(conn.getZeroDateTimeBehavior())) { |
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| 137 | |
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| 138 | return null; |
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| 139 | } else if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_EXCEPTION |
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| 140 | .equals(conn.getZeroDateTimeBehavior())) { |
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| 141 | throw SQLError.createSQLException("Value '" |
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| 142 | + StringUtils.toString(dateAsBytes) |
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| 143 | + "' can not be represented as java.sql.Date", |
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| 144 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); |
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| 145 | } |
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| 146 | |
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| 147 | // We're left with the case of 'round' to a date Java _can_ |
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| 148 | // represent, which is '0001-01-01'. |
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| 149 | return rs.fastDateCreate(targetCalendar, 1, 1, 1); |
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| 150 | |
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| 151 | } else if (this.metadata[columnIndex].getMysqlType() == MysqlDefs.FIELD_TYPE_TIMESTAMP) { |
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| 152 | // Convert from TIMESTAMP |
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| 153 | switch (length) { |
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| 154 | case 29: |
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| 155 | case 21: |
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| 156 | case 19: { // java.sql.Timestamp format |
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| 157 | year = StringUtils.getInt(dateAsBytes, offset + 0, |
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| 158 | offset + 4); |
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| 159 | month = StringUtils.getInt(dateAsBytes, offset + 5, |
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| 160 | offset + 7); |
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| 161 | day = StringUtils.getInt(dateAsBytes, offset + 8, |
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| 162 | offset + 10); |
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| 163 | |
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| 164 | return rs.fastDateCreate(targetCalendar, year, month, day); |
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| 165 | } |
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| 166 | |
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| 167 | case 14: |
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| 168 | case 8: { |
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| 169 | year = StringUtils.getInt(dateAsBytes, offset + 0, |
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| 170 | offset + 4); |
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| 171 | month = StringUtils.getInt(dateAsBytes, offset + 4, |
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| 172 | offset + 6); |
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| 173 | day = StringUtils.getInt(dateAsBytes, offset + 6, |
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| 174 | offset + 8); |
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| 175 | |
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| 176 | return rs.fastDateCreate(targetCalendar, year, month, day); |
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| 177 | } |
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| 178 | |
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| 179 | case 12: |
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| 180 | case 10: |
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| 181 | case 6: { |
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| 182 | year = StringUtils.getInt(dateAsBytes, offset + 0, |
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| 183 | offset + 2); |
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| 184 | |
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| 185 | if (year <= 69) { |
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| 186 | year = year + 100; |
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| 187 | } |
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| 188 | |
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| 189 | month = StringUtils.getInt(dateAsBytes, offset + 2, |
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| 190 | offset + 4); |
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| 191 | day = StringUtils.getInt(dateAsBytes, offset + 4, |
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| 192 | offset + 6); |
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| 193 | |
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| 194 | return rs.fastDateCreate(targetCalendar, year + 1900, month, day); |
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| 195 | } |
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| 196 | |
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| 197 | case 4: { |
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| 198 | year = StringUtils.getInt(dateAsBytes, offset + 0, |
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| 199 | offset + 4); |
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| 200 | |
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| 201 | if (year <= 69) { |
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| 202 | year = year + 100; |
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| 203 | } |
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| 204 | |
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| 205 | month = StringUtils.getInt(dateAsBytes, offset + 2, |
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| 206 | offset + 4); |
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| 207 | |
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| 208 | return rs.fastDateCreate(targetCalendar, year + 1900, month, 1); |
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| 209 | } |
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| 210 | |
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| 211 | case 2: { |
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| 212 | year = StringUtils.getInt(dateAsBytes, offset + 0, |
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| 213 | offset + 2); |
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| 214 | |
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| 215 | if (year <= 69) { |
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| 216 | year = year + 100; |
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| 217 | } |
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| 218 | |
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| 219 | return rs.fastDateCreate(targetCalendar, year + 1900, 1, 1); |
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| 220 | } |
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| 221 | |
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| 222 | default: |
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| 223 | throw SQLError |
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| 224 | .createSQLException( |
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| 225 | Messages |
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| 226 | .getString( |
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| 227 | "ResultSet.Bad_format_for_Date", |
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| 228 | new Object[] { |
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| 229 | StringUtils.toString( |
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| 230 | dateAsBytes), |
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| 231 | Integer.valueOf(columnIndex + 1) }), |
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| 232 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); //$NON-NLS-1$ |
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| 233 | } /* endswitch */ |
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| 234 | } else if (this.metadata[columnIndex].getMysqlType() == MysqlDefs.FIELD_TYPE_YEAR) { |
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| 235 | |
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| 236 | if (length == 2 || length == 1) { |
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| 237 | year = StringUtils.getInt(dateAsBytes, offset, offset |
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| 238 | + length); |
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| 239 | |
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| 240 | if (year <= 69) { |
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| 241 | year = year + 100; |
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| 242 | } |
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| 243 | |
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| 244 | year += 1900; |
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| 245 | } else { |
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| 246 | year = StringUtils.getInt(dateAsBytes, offset + 0, |
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| 247 | offset + 4); |
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| 248 | } |
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| 249 | |
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| 250 | return rs.fastDateCreate(targetCalendar, year, 1, 1); |
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| 251 | } else if (this.metadata[columnIndex].getMysqlType() == MysqlDefs.FIELD_TYPE_TIME) { |
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| 252 | return rs.fastDateCreate(targetCalendar, 1970, 1, 1); // Return EPOCH |
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| 253 | } else { |
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| 254 | if (length < 10) { |
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| 255 | if (length == 8) { |
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| 256 | return rs.fastDateCreate(targetCalendar, 1970, 1, 1); // Return |
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| 257 | // EPOCH for |
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| 258 | // TIME |
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| 259 | } |
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| 260 | |
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| 261 | throw SQLError |
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| 262 | .createSQLException( |
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| 263 | Messages |
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| 264 | .getString( |
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| 265 | "ResultSet.Bad_format_for_Date", |
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| 266 | new Object[] { |
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| 267 | StringUtils.toString( |
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| 268 | dateAsBytes), |
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| 269 | Integer.valueOf(columnIndex + 1) }), |
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| 270 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); //$NON-NLS-1$ |
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| 271 | } |
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| 272 | |
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| 273 | if (length != 18) { |
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| 274 | year = StringUtils.getInt(dateAsBytes, offset + 0, |
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| 275 | offset + 4); |
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| 276 | month = StringUtils.getInt(dateAsBytes, offset + 5, |
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| 277 | offset + 7); |
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| 278 | day = StringUtils.getInt(dateAsBytes, offset + 8, |
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| 279 | offset + 10); |
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| 280 | } else { |
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| 281 | // JDK-1.3 timestamp format, not real easy to parse |
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| 282 | // positionally :p |
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| 283 | StringTokenizer st = new StringTokenizer(StringUtils.toString( |
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| 284 | dateAsBytes, offset, length, "ISO8859_1"), "- "); |
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| 285 | |
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| 286 | year = Integer.parseInt(st.nextToken()); |
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| 287 | month = Integer.parseInt(st.nextToken()); |
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| 288 | day = Integer.parseInt(st.nextToken()); |
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| 289 | } |
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| 290 | } |
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| 291 | |
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| 292 | return rs.fastDateCreate(targetCalendar, year, month, day); |
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| 293 | } catch (SQLException sqlEx) { |
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| 294 | throw sqlEx; // don't re-wrap |
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| 295 | } catch (Exception e) { |
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| 296 | SQLException sqlEx = SQLError.createSQLException(Messages.getString( |
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| 297 | "ResultSet.Bad_format_for_Date", new Object[] { |
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| 298 | StringUtils.toString(dateAsBytes), |
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| 299 | Integer.valueOf(columnIndex + 1) }), |
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| 300 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); //$NON-NLS-1$ |
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| 301 | sqlEx.initCause(e); |
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| 302 | |
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| 303 | throw sqlEx; |
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| 304 | } |
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| 305 | } |
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| 306 | |
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| 307 | public abstract java.sql.Date getDateFast(int columnIndex, |
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| 308 | MySQLConnection conn, ResultSetImpl rs, Calendar targetCalendar) throws SQLException; |
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| 309 | |
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| 310 | /** |
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| 311 | * Returns the value at the given column (index starts at 0) as an int. * |
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| 312 | * |
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| 313 | * @param index |
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| 314 | * of the column value (starting at 0) to return. |
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| 315 | * @return the value for the given column (returns 0 if NULL, use isNull() |
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| 316 | * to determine if the value was actually NULL) |
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| 317 | * @throws SQLException |
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| 318 | * if an error occurs while retrieving the value. |
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| 319 | */ |
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| 320 | public abstract int getInt(int columnIndex) throws SQLException; |
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| 321 | |
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| 322 | /** |
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| 323 | * Returns the value at the given column (index starts at 0) as a long. * |
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| 324 | * |
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| 325 | * @param index |
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| 326 | * of the column value (starting at 0) to return. |
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| 327 | * @return the value for the given column (returns 0 if NULL, use isNull() |
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| 328 | * to determine if the value was actually NULL) |
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| 329 | * @throws SQLException |
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| 330 | * if an error occurs while retrieving the value. |
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| 331 | */ |
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| 332 | public abstract long getLong(int columnIndex) throws SQLException; |
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| 333 | |
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| 334 | /** |
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| 335 | * |
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| 336 | * @param columnIndex |
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| 337 | * @param bits |
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| 338 | * @param offset |
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| 339 | * @param length |
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| 340 | * @param conn |
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| 341 | * @param rs |
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| 342 | * @param cal |
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| 343 | * @return |
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| 344 | * @throws SQLException |
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| 345 | */ |
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| 346 | protected java.sql.Date getNativeDate(int columnIndex, byte[] bits, |
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| 347 | int offset, int length, MySQLConnection conn, ResultSetImpl rs, Calendar cal) |
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| 348 | throws SQLException { |
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| 349 | |
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| 350 | int year = 0; |
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| 351 | int month = 0; |
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| 352 | int day = 0; |
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| 353 | |
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| 354 | if (length != 0) { |
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| 355 | year = (bits[offset + 0] & 0xff) | ((bits[offset + 1] & 0xff) << 8); |
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| 356 | |
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| 357 | month = bits[offset + 2]; |
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| 358 | day = bits[offset + 3]; |
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| 359 | } |
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| 360 | |
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| 361 | if (length == 0 || ((year == 0) && (month == 0) && (day == 0))) { |
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| 362 | if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_CONVERT_TO_NULL |
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| 363 | .equals(conn.getZeroDateTimeBehavior())) { |
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| 364 | return null; |
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| 365 | } else if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_EXCEPTION |
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| 366 | .equals(conn.getZeroDateTimeBehavior())) { |
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| 367 | throw SQLError |
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| 368 | .createSQLException( |
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| 369 | "Value '0000-00-00' can not be represented as java.sql.Date", |
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| 370 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); |
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| 371 | } |
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| 372 | |
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| 373 | year = 1; |
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| 374 | month = 1; |
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| 375 | day = 1; |
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| 376 | } |
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| 377 | |
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| 378 | if (!rs.useLegacyDatetimeCode) { |
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| 379 | return TimeUtil.fastDateCreate(year, month, day, cal); |
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| 380 | } |
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| 381 | |
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| 382 | return rs.fastDateCreate(cal == null ? rs.getCalendarInstanceForSessionOrNew() : cal, year, |
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| 383 | month, day); |
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| 384 | } |
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| 385 | |
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| 386 | public abstract Date getNativeDate(int columnIndex, MySQLConnection conn, |
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| 387 | ResultSetImpl rs, Calendar cal) throws SQLException; |
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| 388 | |
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| 389 | protected Object getNativeDateTimeValue(int columnIndex, byte[] bits, |
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| 390 | int offset, int length, Calendar targetCalendar, int jdbcType, |
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| 391 | int mysqlType, TimeZone tz, boolean rollForward, MySQLConnection conn, |
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| 392 | ResultSetImpl rs) throws SQLException { |
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| 393 | |
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| 394 | int year = 0; |
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| 395 | int month = 0; |
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| 396 | int day = 0; |
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| 397 | |
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| 398 | int hour = 0; |
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| 399 | int minute = 0; |
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| 400 | int seconds = 0; |
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| 401 | |
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| 402 | int nanos = 0; |
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| 403 | |
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| 404 | if (bits == null) { |
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| 405 | |
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| 406 | return null; |
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| 407 | } |
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| 408 | |
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| 409 | Calendar sessionCalendar = conn.getUseJDBCCompliantTimezoneShift() ? conn |
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| 410 | .getUtcCalendar() |
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| 411 | : rs.getCalendarInstanceForSessionOrNew(); |
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| 412 | |
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| 413 | boolean populatedFromDateTimeValue = false; |
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| 414 | |
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| 415 | switch (mysqlType) { |
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| 416 | case MysqlDefs.FIELD_TYPE_DATETIME: |
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| 417 | case MysqlDefs.FIELD_TYPE_TIMESTAMP: |
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| 418 | populatedFromDateTimeValue = true; |
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| 419 | |
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| 420 | if (length != 0) { |
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| 421 | year = (bits[offset + 0] & 0xff) |
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| 422 | | ((bits[offset + 1] & 0xff) << 8); |
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| 423 | month = bits[offset + 2]; |
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| 424 | day = bits[offset + 3]; |
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| 425 | |
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| 426 | if (length > 4) { |
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| 427 | hour = bits[offset + 4]; |
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| 428 | minute = bits[offset + 5]; |
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| 429 | seconds = bits[offset + 6]; |
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| 430 | } |
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| 431 | |
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| 432 | if (length > 7) { |
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| 433 | // MySQL uses microseconds |
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| 434 | nanos = ((bits[offset + 7] & 0xff) |
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| 435 | | ((bits[offset + 8] & 0xff) << 8) |
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| 436 | | ((bits[offset + 9] & 0xff) << 16) | ((bits[offset + 10] & 0xff) << 24)) * 1000; |
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| 437 | } |
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| 438 | } |
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| 439 | |
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| 440 | break; |
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| 441 | case MysqlDefs.FIELD_TYPE_DATE: |
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| 442 | populatedFromDateTimeValue = true; |
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| 443 | |
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| 444 | if (bits.length != 0) { |
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| 445 | year = (bits[offset + 0] & 0xff) |
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| 446 | | ((bits[offset + 1] & 0xff) << 8); |
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| 447 | month = bits[offset + 2]; |
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| 448 | day = bits[offset + 3]; |
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| 449 | } |
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| 450 | |
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| 451 | break; |
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| 452 | case MysqlDefs.FIELD_TYPE_TIME: |
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| 453 | populatedFromDateTimeValue = true; |
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| 454 | |
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| 455 | if (bits.length != 0) { |
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| 456 | // bits[0] // skip tm->neg |
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| 457 | // binaryData.readLong(); // skip daysPart |
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| 458 | hour = bits[offset + 5]; |
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| 459 | minute = bits[offset + 6]; |
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| 460 | seconds = bits[offset + 7]; |
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| 461 | } |
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| 462 | |
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| 463 | year = 1970; |
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| 464 | month = 1; |
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| 465 | day = 1; |
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| 466 | |
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| 467 | break; |
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| 468 | default: |
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| 469 | populatedFromDateTimeValue = false; |
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| 470 | } |
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| 471 | |
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| 472 | switch (jdbcType) { |
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| 473 | case Types.TIME: |
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| 474 | if (populatedFromDateTimeValue) { |
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| 475 | if (!rs.useLegacyDatetimeCode) { |
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| 476 | return TimeUtil.fastTimeCreate(hour, minute, seconds, targetCalendar, this.exceptionInterceptor); |
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| 477 | } |
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| 478 | |
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| 479 | Time time = TimeUtil.fastTimeCreate(rs |
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| 480 | .getCalendarInstanceForSessionOrNew(), hour, minute, |
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| 481 | seconds, this.exceptionInterceptor); |
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| 482 | |
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| 483 | Time adjustedTime = TimeUtil.changeTimezone(conn, |
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| 484 | sessionCalendar, targetCalendar, time, conn |
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| 485 | .getServerTimezoneTZ(), tz, rollForward); |
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| 486 | |
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| 487 | return adjustedTime; |
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| 488 | } |
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| 489 | |
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| 490 | return rs.getNativeTimeViaParseConversion(columnIndex + 1, |
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| 491 | targetCalendar, tz, rollForward); |
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| 492 | |
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| 493 | case Types.DATE: |
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| 494 | if (populatedFromDateTimeValue) { |
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| 495 | if ((year == 0) && (month == 0) && (day == 0)) { |
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| 496 | if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_CONVERT_TO_NULL |
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| 497 | .equals(conn.getZeroDateTimeBehavior())) { |
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| 498 | |
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| 499 | return null; |
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| 500 | } else if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_EXCEPTION |
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| 501 | .equals(conn.getZeroDateTimeBehavior())) { |
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| 502 | throw new SQLException( |
---|
| 503 | "Value '0000-00-00' can not be represented as java.sql.Date", |
---|
| 504 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT); |
---|
| 505 | } |
---|
| 506 | |
---|
| 507 | year = 1; |
---|
| 508 | month = 1; |
---|
| 509 | day = 1; |
---|
| 510 | } |
---|
| 511 | |
---|
| 512 | if (!rs.useLegacyDatetimeCode) { |
---|
| 513 | return TimeUtil.fastDateCreate(year, month, day, targetCalendar); |
---|
| 514 | } |
---|
| 515 | |
---|
| 516 | return rs |
---|
| 517 | .fastDateCreate( |
---|
| 518 | rs.getCalendarInstanceForSessionOrNew(), year, |
---|
| 519 | month, day); |
---|
| 520 | } |
---|
| 521 | |
---|
| 522 | return rs.getNativeDateViaParseConversion(columnIndex + 1); |
---|
| 523 | case Types.TIMESTAMP: |
---|
| 524 | if (populatedFromDateTimeValue) { |
---|
| 525 | if ((year == 0) && (month == 0) && (day == 0)) { |
---|
| 526 | if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_CONVERT_TO_NULL |
---|
| 527 | .equals(conn.getZeroDateTimeBehavior())) { |
---|
| 528 | |
---|
| 529 | return null; |
---|
| 530 | } else if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_EXCEPTION |
---|
| 531 | .equals(conn.getZeroDateTimeBehavior())) { |
---|
| 532 | throw new SQLException( |
---|
| 533 | "Value '0000-00-00' can not be represented as java.sql.Timestamp", |
---|
| 534 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT); |
---|
| 535 | } |
---|
| 536 | |
---|
| 537 | year = 1; |
---|
| 538 | month = 1; |
---|
| 539 | day = 1; |
---|
| 540 | } |
---|
| 541 | |
---|
| 542 | if (!rs.useLegacyDatetimeCode) { |
---|
| 543 | return TimeUtil.fastTimestampCreate(tz, year, month, day, hour, minute, |
---|
| 544 | seconds, nanos); |
---|
| 545 | } |
---|
| 546 | |
---|
| 547 | Timestamp ts = rs.fastTimestampCreate(rs |
---|
| 548 | .getCalendarInstanceForSessionOrNew(), year, month, |
---|
| 549 | day, hour, minute, seconds, nanos); |
---|
| 550 | |
---|
| 551 | Timestamp adjustedTs = TimeUtil.changeTimezone(conn, |
---|
| 552 | sessionCalendar, targetCalendar, ts, conn |
---|
| 553 | .getServerTimezoneTZ(), tz, rollForward); |
---|
| 554 | |
---|
| 555 | return adjustedTs; |
---|
| 556 | } |
---|
| 557 | |
---|
| 558 | return rs.getNativeTimestampViaParseConversion(columnIndex + 1, |
---|
| 559 | targetCalendar, tz, rollForward); |
---|
| 560 | |
---|
| 561 | default: |
---|
| 562 | throw new SQLException( |
---|
| 563 | "Internal error - conversion method doesn't support this type", |
---|
| 564 | SQLError.SQL_STATE_GENERAL_ERROR); |
---|
| 565 | } |
---|
| 566 | } |
---|
| 567 | |
---|
| 568 | public abstract Object getNativeDateTimeValue(int columnIndex, |
---|
| 569 | Calendar targetCalendar, int jdbcType, int mysqlType, |
---|
| 570 | TimeZone tz, boolean rollForward, MySQLConnection conn, ResultSetImpl rs) |
---|
| 571 | throws SQLException; |
---|
| 572 | |
---|
| 573 | protected double getNativeDouble(byte[] bits, int offset) { |
---|
| 574 | long valueAsLong = (bits[offset + 0] & 0xff) |
---|
| 575 | | ((long) (bits[offset + 1] & 0xff) << 8) |
---|
| 576 | | ((long) (bits[offset + 2] & 0xff) << 16) |
---|
| 577 | | ((long) (bits[offset + 3] & 0xff) << 24) |
---|
| 578 | | ((long) (bits[offset + 4] & 0xff) << 32) |
---|
| 579 | | ((long) (bits[offset + 5] & 0xff) << 40) |
---|
| 580 | | ((long) (bits[offset + 6] & 0xff) << 48) |
---|
| 581 | | ((long) (bits[offset + 7] & 0xff) << 56); |
---|
| 582 | |
---|
| 583 | return Double.longBitsToDouble(valueAsLong); |
---|
| 584 | } |
---|
| 585 | |
---|
| 586 | public abstract double getNativeDouble(int columnIndex) throws SQLException; |
---|
| 587 | |
---|
| 588 | protected float getNativeFloat(byte[] bits, int offset) { |
---|
| 589 | int asInt = (bits[offset + 0] & 0xff) |
---|
| 590 | | ((bits[offset + 1] & 0xff) << 8) |
---|
| 591 | | ((bits[offset + 2] & 0xff) << 16) |
---|
| 592 | | ((bits[offset + 3] & 0xff) << 24); |
---|
| 593 | |
---|
| 594 | return Float.intBitsToFloat(asInt); |
---|
| 595 | } |
---|
| 596 | |
---|
| 597 | public abstract float getNativeFloat(int columnIndex) throws SQLException; |
---|
| 598 | |
---|
| 599 | protected int getNativeInt(byte[] bits, int offset) { |
---|
| 600 | |
---|
| 601 | int valueAsInt = (bits[offset + 0] & 0xff) |
---|
| 602 | | ((bits[offset + 1] & 0xff) << 8) |
---|
| 603 | | ((bits[offset + 2] & 0xff) << 16) |
---|
| 604 | | ((bits[offset + 3] & 0xff) << 24); |
---|
| 605 | |
---|
| 606 | return valueAsInt; |
---|
| 607 | } |
---|
| 608 | |
---|
| 609 | public abstract int getNativeInt(int columnIndex) throws SQLException; |
---|
| 610 | |
---|
| 611 | protected long getNativeLong(byte[] bits, int offset) { |
---|
| 612 | long valueAsLong = (bits[offset + 0] & 0xff) |
---|
| 613 | | ((long) (bits[offset + 1] & 0xff) << 8) |
---|
| 614 | | ((long) (bits[offset + 2] & 0xff) << 16) |
---|
| 615 | | ((long) (bits[offset + 3] & 0xff) << 24) |
---|
| 616 | | ((long) (bits[offset + 4] & 0xff) << 32) |
---|
| 617 | | ((long) (bits[offset + 5] & 0xff) << 40) |
---|
| 618 | | ((long) (bits[offset + 6] & 0xff) << 48) |
---|
| 619 | | ((long) (bits[offset + 7] & 0xff) << 56); |
---|
| 620 | |
---|
| 621 | return valueAsLong; |
---|
| 622 | } |
---|
| 623 | |
---|
| 624 | public abstract long getNativeLong(int columnIndex) throws SQLException; |
---|
| 625 | |
---|
| 626 | protected short getNativeShort(byte[] bits, int offset) { |
---|
| 627 | short asShort = (short) ((bits[offset + 0] & 0xff) | ((bits[offset + 1] & 0xff) << 8)); |
---|
| 628 | |
---|
| 629 | return asShort; |
---|
| 630 | } |
---|
| 631 | |
---|
| 632 | public abstract short getNativeShort(int columnIndex) throws SQLException; |
---|
| 633 | |
---|
| 634 | /** |
---|
| 635 | * |
---|
| 636 | * @param columnIndex |
---|
| 637 | * @param bits |
---|
| 638 | * @param offset |
---|
| 639 | * @param length |
---|
| 640 | * @param targetCalendar |
---|
| 641 | * @param tz |
---|
| 642 | * @param rollForward |
---|
| 643 | * @param conn |
---|
| 644 | * @param rs |
---|
| 645 | * @return |
---|
| 646 | * @throws SQLException |
---|
| 647 | */ |
---|
| 648 | protected Time getNativeTime(int columnIndex, byte[] bits, int offset, |
---|
| 649 | int length, Calendar targetCalendar, TimeZone tz, |
---|
| 650 | boolean rollForward, MySQLConnection conn, ResultSetImpl rs) |
---|
| 651 | throws SQLException { |
---|
| 652 | |
---|
| 653 | int hour = 0; |
---|
| 654 | int minute = 0; |
---|
| 655 | int seconds = 0; |
---|
| 656 | |
---|
| 657 | if (length != 0) { |
---|
| 658 | // bits[0] // skip tm->neg |
---|
| 659 | // binaryData.readLong(); // skip daysPart |
---|
| 660 | hour = bits[offset + 5]; |
---|
| 661 | minute = bits[offset + 6]; |
---|
| 662 | seconds = bits[offset + 7]; |
---|
| 663 | } |
---|
| 664 | |
---|
| 665 | if (!rs.useLegacyDatetimeCode) { |
---|
| 666 | return TimeUtil.fastTimeCreate(hour, minute, seconds, targetCalendar, this.exceptionInterceptor); |
---|
| 667 | } |
---|
| 668 | |
---|
| 669 | Calendar sessionCalendar = rs.getCalendarInstanceForSessionOrNew(); |
---|
| 670 | |
---|
| 671 | synchronized (sessionCalendar) { |
---|
| 672 | Time time = TimeUtil.fastTimeCreate(sessionCalendar, hour, minute, |
---|
| 673 | seconds, this.exceptionInterceptor); |
---|
| 674 | |
---|
| 675 | Time adjustedTime = TimeUtil.changeTimezone(conn, sessionCalendar, |
---|
| 676 | targetCalendar, time, conn.getServerTimezoneTZ(), tz, |
---|
| 677 | rollForward); |
---|
| 678 | |
---|
| 679 | return adjustedTime; |
---|
| 680 | } |
---|
| 681 | } |
---|
| 682 | |
---|
| 683 | public abstract Time getNativeTime(int columnIndex, |
---|
| 684 | Calendar targetCalendar, TimeZone tz, boolean rollForward, |
---|
| 685 | MySQLConnection conn, ResultSetImpl rs) throws SQLException; |
---|
| 686 | |
---|
| 687 | protected Timestamp getNativeTimestamp(byte[] bits, int offset, int length, |
---|
| 688 | Calendar targetCalendar, TimeZone tz, boolean rollForward, |
---|
| 689 | MySQLConnection conn, ResultSetImpl rs) throws SQLException { |
---|
| 690 | int year = 0; |
---|
| 691 | int month = 0; |
---|
| 692 | int day = 0; |
---|
| 693 | |
---|
| 694 | int hour = 0; |
---|
| 695 | int minute = 0; |
---|
| 696 | int seconds = 0; |
---|
| 697 | |
---|
| 698 | int nanos = 0; |
---|
| 699 | |
---|
| 700 | if (length != 0) { |
---|
| 701 | year = (bits[offset + 0] & 0xff) | ((bits[offset + 1] & 0xff) << 8); |
---|
| 702 | month = bits[offset + 2]; |
---|
| 703 | day = bits[offset + 3]; |
---|
| 704 | |
---|
| 705 | if (length > 4) { |
---|
| 706 | hour = bits[offset + 4]; |
---|
| 707 | minute = bits[offset + 5]; |
---|
| 708 | seconds = bits[offset + 6]; |
---|
| 709 | } |
---|
| 710 | |
---|
| 711 | if (length > 7) { |
---|
| 712 | // MySQL uses microseconds |
---|
| 713 | nanos = ((bits[offset + 7] & 0xff) |
---|
| 714 | | ((bits[offset + 8] & 0xff) << 8) |
---|
| 715 | | ((bits[offset + 9] & 0xff) << 16) | ((bits[offset + 10] & 0xff) << 24)) * 1000; |
---|
| 716 | } |
---|
| 717 | } |
---|
| 718 | |
---|
| 719 | if (length == 0 || ((year == 0) && (month == 0) && (day == 0))) { |
---|
| 720 | if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_CONVERT_TO_NULL |
---|
| 721 | .equals(conn.getZeroDateTimeBehavior())) { |
---|
| 722 | |
---|
| 723 | return null; |
---|
| 724 | } else if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_EXCEPTION |
---|
| 725 | .equals(conn.getZeroDateTimeBehavior())) { |
---|
| 726 | throw SQLError |
---|
| 727 | .createSQLException( |
---|
| 728 | "Value '0000-00-00' can not be represented as java.sql.Timestamp", |
---|
| 729 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); |
---|
| 730 | } |
---|
| 731 | |
---|
| 732 | year = 1; |
---|
| 733 | month = 1; |
---|
| 734 | day = 1; |
---|
| 735 | } |
---|
| 736 | |
---|
| 737 | if (!rs.useLegacyDatetimeCode) { |
---|
| 738 | return TimeUtil.fastTimestampCreate(tz, year, month, |
---|
| 739 | day, hour, minute, seconds, nanos); |
---|
| 740 | } |
---|
| 741 | |
---|
| 742 | Calendar sessionCalendar = conn.getUseJDBCCompliantTimezoneShift() ? conn |
---|
| 743 | .getUtcCalendar() |
---|
| 744 | : rs.getCalendarInstanceForSessionOrNew(); |
---|
| 745 | |
---|
| 746 | synchronized (sessionCalendar) { |
---|
| 747 | Timestamp ts = rs.fastTimestampCreate(sessionCalendar, year, month, |
---|
| 748 | day, hour, minute, seconds, nanos); |
---|
| 749 | |
---|
| 750 | Timestamp adjustedTs = TimeUtil.changeTimezone(conn, |
---|
| 751 | sessionCalendar, targetCalendar, ts, conn |
---|
| 752 | .getServerTimezoneTZ(), tz, rollForward); |
---|
| 753 | |
---|
| 754 | return adjustedTs; |
---|
| 755 | } |
---|
| 756 | } |
---|
| 757 | |
---|
| 758 | public abstract Timestamp getNativeTimestamp(int columnIndex, |
---|
| 759 | Calendar targetCalendar, TimeZone tz, boolean rollForward, |
---|
| 760 | MySQLConnection conn, ResultSetImpl rs) throws SQLException; |
---|
| 761 | |
---|
| 762 | public abstract Reader getReader(int columnIndex) throws SQLException; |
---|
| 763 | |
---|
| 764 | /** |
---|
| 765 | * Returns the value at the given column (index starts at 0) as a |
---|
| 766 | * java.lang.String with the requested encoding, using the given |
---|
| 767 | * MySQLConnection to find character converters. |
---|
| 768 | * |
---|
| 769 | * @param index |
---|
| 770 | * of the column value (starting at 0) to return. |
---|
| 771 | * @param encoding |
---|
| 772 | * the Java name for the character encoding |
---|
| 773 | * @param conn |
---|
| 774 | * the connection that created this result set row |
---|
| 775 | * |
---|
| 776 | * @return the value for the given column (including NULL if it is) as a |
---|
| 777 | * String |
---|
| 778 | * |
---|
| 779 | * @throws SQLException |
---|
| 780 | * if an error occurs while retrieving the value. |
---|
| 781 | */ |
---|
| 782 | public abstract String getString(int index, String encoding, |
---|
| 783 | MySQLConnection conn) throws SQLException; |
---|
| 784 | |
---|
| 785 | /** |
---|
| 786 | * Convenience method for turning a byte[] into a string with the given |
---|
| 787 | * encoding. |
---|
| 788 | * |
---|
| 789 | * @param encoding |
---|
| 790 | * the Java encoding name for the byte[] -> char conversion |
---|
| 791 | * @param conn |
---|
| 792 | * the MySQLConnection that created the result set |
---|
| 793 | * @param value |
---|
| 794 | * the String value as a series of bytes, encoded using |
---|
| 795 | * "encoding" |
---|
| 796 | * @param offset |
---|
| 797 | * where to start the decoding |
---|
| 798 | * @param length |
---|
| 799 | * how many bytes to decode |
---|
| 800 | * |
---|
| 801 | * @return the String as decoded from bytes with the given encoding |
---|
| 802 | * |
---|
| 803 | * @throws SQLException |
---|
| 804 | * if an error occurs |
---|
| 805 | */ |
---|
| 806 | protected String getString(String encoding, MySQLConnection conn, |
---|
| 807 | byte[] value, int offset, int length) throws SQLException { |
---|
| 808 | String stringVal = null; |
---|
| 809 | |
---|
| 810 | if ((conn != null) && conn.getUseUnicode()) { |
---|
| 811 | try { |
---|
| 812 | if (encoding == null) { |
---|
| 813 | stringVal = StringUtils.toString(value); |
---|
| 814 | } else { |
---|
| 815 | SingleByteCharsetConverter converter = conn |
---|
| 816 | .getCharsetConverter(encoding); |
---|
| 817 | |
---|
| 818 | if (converter != null) { |
---|
| 819 | stringVal = converter.toString(value, offset, length); |
---|
| 820 | } else { |
---|
| 821 | stringVal = StringUtils.toString(value, offset, length, encoding); |
---|
| 822 | } |
---|
| 823 | } |
---|
| 824 | } catch (java.io.UnsupportedEncodingException E) { |
---|
| 825 | throw SQLError |
---|
| 826 | .createSQLException( |
---|
| 827 | Messages |
---|
| 828 | .getString("ResultSet.Unsupported_character_encoding____101") //$NON-NLS-1$ |
---|
| 829 | + encoding + "'.", "0S100", this.exceptionInterceptor); |
---|
| 830 | } |
---|
| 831 | } else { |
---|
| 832 | stringVal = StringUtils.toAsciiString(value, offset, length); |
---|
| 833 | } |
---|
| 834 | |
---|
| 835 | return stringVal; |
---|
| 836 | } |
---|
| 837 | |
---|
| 838 | protected Time getTimeFast(int columnIndex, byte[] timeAsBytes, int offset, |
---|
| 839 | int length, Calendar targetCalendar, TimeZone tz, |
---|
| 840 | boolean rollForward, MySQLConnection conn, ResultSetImpl rs) |
---|
| 841 | throws SQLException { |
---|
| 842 | |
---|
| 843 | int hr = 0; |
---|
| 844 | int min = 0; |
---|
| 845 | int sec = 0; |
---|
| 846 | |
---|
| 847 | try { |
---|
| 848 | |
---|
| 849 | if (timeAsBytes == null) { |
---|
| 850 | return null; |
---|
| 851 | } |
---|
| 852 | |
---|
| 853 | boolean allZeroTime = true; |
---|
| 854 | boolean onlyTimePresent = false; |
---|
| 855 | |
---|
| 856 | for (int i = 0; i < length; i++) { |
---|
| 857 | if (timeAsBytes[offset + i] == ':') { |
---|
| 858 | onlyTimePresent = true; |
---|
| 859 | break; |
---|
| 860 | } |
---|
| 861 | } |
---|
| 862 | |
---|
| 863 | for (int i = 0; i < length; i++) { |
---|
| 864 | byte b = timeAsBytes[offset + i]; |
---|
| 865 | |
---|
| 866 | if (b == ' ' || b == '-' || b == '/') { |
---|
| 867 | onlyTimePresent = false; |
---|
| 868 | } |
---|
| 869 | |
---|
| 870 | if (b != '0' && b != ' ' && b != ':' && b != '-' && b != '/' |
---|
| 871 | && b != '.') { |
---|
| 872 | allZeroTime = false; |
---|
| 873 | |
---|
| 874 | break; |
---|
| 875 | } |
---|
| 876 | } |
---|
| 877 | |
---|
| 878 | if (!onlyTimePresent && allZeroTime) { |
---|
| 879 | if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_CONVERT_TO_NULL |
---|
| 880 | .equals(conn.getZeroDateTimeBehavior())) { |
---|
| 881 | return null; |
---|
| 882 | } else if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_EXCEPTION |
---|
| 883 | .equals(conn.getZeroDateTimeBehavior())) { |
---|
| 884 | throw SQLError.createSQLException("Value '" |
---|
| 885 | + StringUtils.toString(timeAsBytes) |
---|
| 886 | + "' can not be represented as java.sql.Time", |
---|
| 887 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); |
---|
| 888 | } |
---|
| 889 | |
---|
| 890 | // We're left with the case of 'round' to a time Java _can_ |
---|
| 891 | // represent, which is '00:00:00' |
---|
| 892 | return rs.fastTimeCreate(targetCalendar, 0, 0, 0); |
---|
| 893 | } |
---|
| 894 | |
---|
| 895 | Field timeColField = this.metadata[columnIndex]; |
---|
| 896 | |
---|
| 897 | if (timeColField.getMysqlType() == MysqlDefs.FIELD_TYPE_TIMESTAMP) { |
---|
| 898 | |
---|
| 899 | switch (length) { |
---|
| 900 | case 19: { // YYYY-MM-DD hh:mm:ss |
---|
| 901 | |
---|
| 902 | hr = StringUtils.getInt(timeAsBytes, offset + length - 8, |
---|
| 903 | offset + length - 6); |
---|
| 904 | min = StringUtils.getInt(timeAsBytes, offset + length - 5, |
---|
| 905 | offset + length - 3); |
---|
| 906 | sec = StringUtils.getInt(timeAsBytes, offset + length - 2, |
---|
| 907 | offset + length); |
---|
| 908 | } |
---|
| 909 | |
---|
| 910 | break; |
---|
| 911 | case 14: |
---|
| 912 | case 12: { |
---|
| 913 | hr = StringUtils.getInt(timeAsBytes, offset + length - 6, |
---|
| 914 | offset + length - 4); |
---|
| 915 | min = StringUtils.getInt(timeAsBytes, offset + length - 4, |
---|
| 916 | offset + length - 2); |
---|
| 917 | sec = StringUtils.getInt(timeAsBytes, offset + length - 2, |
---|
| 918 | offset + length); |
---|
| 919 | } |
---|
| 920 | |
---|
| 921 | break; |
---|
| 922 | |
---|
| 923 | case 10: { |
---|
| 924 | hr = StringUtils |
---|
| 925 | .getInt(timeAsBytes, offset + 6, offset + 8); |
---|
| 926 | min = StringUtils.getInt(timeAsBytes, offset + 8, |
---|
| 927 | offset + 10); |
---|
| 928 | sec = 0; |
---|
| 929 | } |
---|
| 930 | |
---|
| 931 | break; |
---|
| 932 | |
---|
| 933 | default: |
---|
| 934 | throw SQLError |
---|
| 935 | .createSQLException( |
---|
| 936 | Messages |
---|
| 937 | .getString("ResultSet.Timestamp_too_small_to_convert_to_Time_value_in_column__257") //$NON-NLS-1$ |
---|
| 938 | + (columnIndex + 1) |
---|
| 939 | + "(" |
---|
| 940 | + timeColField + ").", |
---|
| 941 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); |
---|
| 942 | } /* endswitch */ |
---|
| 943 | |
---|
| 944 | @SuppressWarnings("unused") |
---|
| 945 | SQLWarning precisionLost = new SQLWarning( |
---|
| 946 | Messages |
---|
| 947 | .getString("ResultSet.Precision_lost_converting_TIMESTAMP_to_Time_with_getTime()_on_column__261") //$NON-NLS-1$ |
---|
| 948 | + columnIndex + "(" + timeColField + ")."); |
---|
| 949 | /* |
---|
| 950 | * if (this.warningChain == null) { this.warningChain = |
---|
| 951 | * precisionLost; } else { |
---|
| 952 | * this.warningChain.setNextWarning(precisionLost); } |
---|
| 953 | */ |
---|
| 954 | } else if (timeColField.getMysqlType() == MysqlDefs.FIELD_TYPE_DATETIME) { |
---|
| 955 | hr = StringUtils.getInt(timeAsBytes, offset + 11, offset + 13); |
---|
| 956 | min = StringUtils.getInt(timeAsBytes, offset + 14, offset + 16); |
---|
| 957 | sec = StringUtils.getInt(timeAsBytes, offset + 17, offset + 19); |
---|
| 958 | |
---|
| 959 | @SuppressWarnings("unused") |
---|
| 960 | SQLWarning precisionLost = new SQLWarning( |
---|
| 961 | Messages |
---|
| 962 | .getString("ResultSet.Precision_lost_converting_DATETIME_to_Time_with_getTime()_on_column__264") //$NON-NLS-1$ |
---|
| 963 | + (columnIndex + 1) + "(" + timeColField + ")."); |
---|
| 964 | |
---|
| 965 | /* |
---|
| 966 | * if (this.warningChain == null) { this.warningChain = |
---|
| 967 | * precisionLost; } else { |
---|
| 968 | * this.warningChain.setNextWarning(precisionLost); } |
---|
| 969 | */ |
---|
| 970 | } else if (timeColField.getMysqlType() == MysqlDefs.FIELD_TYPE_DATE) { |
---|
| 971 | return rs.fastTimeCreate(null, 0, 0, 0); // midnight on the |
---|
| 972 | // given |
---|
| 973 | // date |
---|
| 974 | } else { |
---|
| 975 | // convert a String to a Time |
---|
| 976 | if ((length != 5) && (length != 8)) { |
---|
| 977 | throw SQLError.createSQLException(Messages |
---|
| 978 | .getString("ResultSet.Bad_format_for_Time____267") //$NON-NLS-1$ |
---|
| 979 | + StringUtils.toString(timeAsBytes) |
---|
| 980 | + Messages.getString("ResultSet.___in_column__268") |
---|
| 981 | + (columnIndex + 1), |
---|
| 982 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); |
---|
| 983 | } |
---|
| 984 | |
---|
| 985 | hr = StringUtils.getInt(timeAsBytes, offset + 0, offset + 2); |
---|
| 986 | min = StringUtils.getInt(timeAsBytes, offset + 3, offset + 5); |
---|
| 987 | sec = (length == 5) ? 0 : StringUtils.getInt(timeAsBytes, |
---|
| 988 | offset + 6, offset + 8); |
---|
| 989 | } |
---|
| 990 | |
---|
| 991 | Calendar sessionCalendar = rs.getCalendarInstanceForSessionOrNew(); |
---|
| 992 | |
---|
| 993 | if (!rs.useLegacyDatetimeCode) { |
---|
| 994 | return rs.fastTimeCreate(targetCalendar, hr, min, sec); |
---|
| 995 | } |
---|
| 996 | |
---|
| 997 | synchronized (sessionCalendar) { |
---|
| 998 | return TimeUtil.changeTimezone(conn, sessionCalendar, |
---|
| 999 | targetCalendar, rs.fastTimeCreate(sessionCalendar, hr, |
---|
| 1000 | min, sec), conn.getServerTimezoneTZ(), tz, |
---|
| 1001 | rollForward); |
---|
| 1002 | } |
---|
| 1003 | } catch (RuntimeException ex) { |
---|
| 1004 | SQLException sqlEx = SQLError.createSQLException(ex.toString(), |
---|
| 1005 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); |
---|
| 1006 | sqlEx.initCause(ex); |
---|
| 1007 | |
---|
| 1008 | throw sqlEx; |
---|
| 1009 | } |
---|
| 1010 | } |
---|
| 1011 | |
---|
| 1012 | public abstract Time getTimeFast(int columnIndex, Calendar targetCalendar, |
---|
| 1013 | TimeZone tz, boolean rollForward, MySQLConnection conn, |
---|
| 1014 | ResultSetImpl rs) throws SQLException; |
---|
| 1015 | |
---|
| 1016 | protected Timestamp getTimestampFast(int columnIndex, |
---|
| 1017 | byte[] timestampAsBytes, int offset, int length, |
---|
| 1018 | Calendar targetCalendar, TimeZone tz, boolean rollForward, |
---|
| 1019 | MySQLConnection conn, ResultSetImpl rs) throws SQLException { |
---|
| 1020 | |
---|
| 1021 | try { |
---|
| 1022 | Calendar sessionCalendar = conn.getUseJDBCCompliantTimezoneShift() ? conn |
---|
| 1023 | .getUtcCalendar() |
---|
| 1024 | : rs.getCalendarInstanceForSessionOrNew(); |
---|
| 1025 | |
---|
| 1026 | synchronized (sessionCalendar) { |
---|
| 1027 | boolean allZeroTimestamp = true; |
---|
| 1028 | |
---|
| 1029 | boolean onlyTimePresent = false; |
---|
| 1030 | |
---|
| 1031 | for (int i = 0; i < length; i++) { |
---|
| 1032 | if (timestampAsBytes[offset + i] == ':') { |
---|
| 1033 | onlyTimePresent = true; |
---|
| 1034 | break; |
---|
| 1035 | } |
---|
| 1036 | } |
---|
| 1037 | |
---|
| 1038 | for (int i = 0; i < length; i++) { |
---|
| 1039 | byte b = timestampAsBytes[offset + i]; |
---|
| 1040 | |
---|
| 1041 | if (b == ' ' || b == '-' || b == '/') { |
---|
| 1042 | onlyTimePresent = false; |
---|
| 1043 | } |
---|
| 1044 | |
---|
| 1045 | if (b != '0' && b != ' ' && b != ':' && b != '-' |
---|
| 1046 | && b != '/' && b != '.') { |
---|
| 1047 | allZeroTimestamp = false; |
---|
| 1048 | |
---|
| 1049 | break; |
---|
| 1050 | } |
---|
| 1051 | } |
---|
| 1052 | |
---|
| 1053 | if (!onlyTimePresent && allZeroTimestamp) { |
---|
| 1054 | |
---|
| 1055 | if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_CONVERT_TO_NULL |
---|
| 1056 | .equals(conn.getZeroDateTimeBehavior())) { |
---|
| 1057 | |
---|
| 1058 | return null; |
---|
| 1059 | } else if (ConnectionPropertiesImpl.ZERO_DATETIME_BEHAVIOR_EXCEPTION |
---|
| 1060 | .equals(conn.getZeroDateTimeBehavior())) { |
---|
| 1061 | throw SQLError |
---|
| 1062 | .createSQLException( |
---|
| 1063 | "Value '" |
---|
| 1064 | + StringUtils.toString(timestampAsBytes) |
---|
| 1065 | + "' can not be represented as java.sql.Timestamp", |
---|
| 1066 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); |
---|
| 1067 | } |
---|
| 1068 | |
---|
| 1069 | if (!rs.useLegacyDatetimeCode) { |
---|
| 1070 | return TimeUtil.fastTimestampCreate(tz, 1, 1, 1, 0, 0, 0, 0); |
---|
| 1071 | } |
---|
| 1072 | // We're left with the case of 'round' to a date Java _can_ |
---|
| 1073 | // represent, which is '0001-01-01'. |
---|
| 1074 | return rs.fastTimestampCreate(null, 1, 1, 1, 0, 0, 0, 0); |
---|
| 1075 | |
---|
| 1076 | } else if (this.metadata[columnIndex].getMysqlType() == MysqlDefs.FIELD_TYPE_YEAR) { |
---|
| 1077 | |
---|
| 1078 | if (!rs.useLegacyDatetimeCode) { |
---|
| 1079 | return TimeUtil.fastTimestampCreate(tz, StringUtils |
---|
| 1080 | .getInt(timestampAsBytes, offset, 4), 1, 1, 0, |
---|
| 1081 | 0, 0, 0); |
---|
| 1082 | } |
---|
| 1083 | |
---|
| 1084 | return TimeUtil.changeTimezone(conn, sessionCalendar, |
---|
| 1085 | targetCalendar, rs.fastTimestampCreate( |
---|
| 1086 | sessionCalendar, StringUtils.getInt( |
---|
| 1087 | timestampAsBytes, offset, 4), 1, 1, |
---|
| 1088 | 0, 0, 0, 0), conn.getServerTimezoneTZ(), |
---|
| 1089 | tz, rollForward); |
---|
| 1090 | } else { |
---|
| 1091 | if (timestampAsBytes[offset + length - 1] == '.') { |
---|
| 1092 | length--; |
---|
| 1093 | } |
---|
| 1094 | |
---|
| 1095 | // Convert from TIMESTAMP or DATE |
---|
| 1096 | |
---|
| 1097 | int year = 0; |
---|
| 1098 | int month = 0; |
---|
| 1099 | int day = 0; |
---|
| 1100 | int hour = 0; |
---|
| 1101 | int minutes = 0; |
---|
| 1102 | int seconds = 0; |
---|
| 1103 | int nanos = 0; |
---|
| 1104 | |
---|
| 1105 | switch (length) { |
---|
| 1106 | case 29: |
---|
| 1107 | case 26: |
---|
| 1108 | case 25: |
---|
| 1109 | case 24: |
---|
| 1110 | case 23: |
---|
| 1111 | case 22: |
---|
| 1112 | case 21: |
---|
| 1113 | case 20: |
---|
| 1114 | case 19: { |
---|
| 1115 | year = StringUtils.getInt(timestampAsBytes, |
---|
| 1116 | offset + 0, offset + 4); |
---|
| 1117 | month = StringUtils.getInt(timestampAsBytes, |
---|
| 1118 | offset + 5, offset + 7); |
---|
| 1119 | day = StringUtils.getInt(timestampAsBytes, |
---|
| 1120 | offset + 8, offset + 10); |
---|
| 1121 | hour = StringUtils.getInt(timestampAsBytes, |
---|
| 1122 | offset + 11, offset + 13); |
---|
| 1123 | minutes = StringUtils.getInt(timestampAsBytes, |
---|
| 1124 | offset + 14, offset + 16); |
---|
| 1125 | seconds = StringUtils.getInt(timestampAsBytes, |
---|
| 1126 | offset + 17, offset + 19); |
---|
| 1127 | |
---|
| 1128 | nanos = 0; |
---|
| 1129 | |
---|
| 1130 | if (length > 19) { |
---|
| 1131 | int decimalIndex = -1; |
---|
| 1132 | |
---|
| 1133 | for (int i = 0; i < length; i++) { |
---|
| 1134 | if (timestampAsBytes[offset + i] == '.') { |
---|
| 1135 | decimalIndex = i; |
---|
| 1136 | } |
---|
| 1137 | } |
---|
| 1138 | |
---|
| 1139 | if (decimalIndex != -1) { |
---|
| 1140 | if ((decimalIndex + 2) <= length) { |
---|
| 1141 | nanos = StringUtils.getInt( |
---|
| 1142 | timestampAsBytes, offset + decimalIndex + 1, |
---|
| 1143 | offset + length); |
---|
| 1144 | |
---|
| 1145 | int numDigits = (length) - (decimalIndex + 1); |
---|
| 1146 | |
---|
| 1147 | if (numDigits < 9) { |
---|
| 1148 | int factor = (int)(Math.pow(10, 9 - numDigits)); |
---|
| 1149 | nanos = nanos * factor; |
---|
| 1150 | } |
---|
| 1151 | } else { |
---|
| 1152 | throw new IllegalArgumentException(); // re-thrown |
---|
| 1153 | // further |
---|
| 1154 | // down |
---|
| 1155 | // with |
---|
| 1156 | // a |
---|
| 1157 | // much better error message |
---|
| 1158 | } |
---|
| 1159 | } |
---|
| 1160 | } |
---|
| 1161 | |
---|
| 1162 | break; |
---|
| 1163 | } |
---|
| 1164 | |
---|
| 1165 | case 14: { |
---|
| 1166 | year = StringUtils.getInt(timestampAsBytes, |
---|
| 1167 | offset + 0, offset + 4); |
---|
| 1168 | month = StringUtils.getInt(timestampAsBytes, |
---|
| 1169 | offset + 4, offset + 6); |
---|
| 1170 | day = StringUtils.getInt(timestampAsBytes, |
---|
| 1171 | offset + 6, offset + 8); |
---|
| 1172 | hour = StringUtils.getInt(timestampAsBytes, |
---|
| 1173 | offset + 8, offset + 10); |
---|
| 1174 | minutes = StringUtils.getInt(timestampAsBytes, |
---|
| 1175 | offset + 10, offset + 12); |
---|
| 1176 | seconds = StringUtils.getInt(timestampAsBytes, |
---|
| 1177 | offset + 12, offset + 14); |
---|
| 1178 | |
---|
| 1179 | break; |
---|
| 1180 | } |
---|
| 1181 | |
---|
| 1182 | case 12: { |
---|
| 1183 | year = StringUtils.getInt(timestampAsBytes, |
---|
| 1184 | offset + 0, offset + 2); |
---|
| 1185 | |
---|
| 1186 | if (year <= 69) { |
---|
| 1187 | year = (year + 100); |
---|
| 1188 | } |
---|
| 1189 | |
---|
| 1190 | year += 1900; |
---|
| 1191 | |
---|
| 1192 | month = StringUtils.getInt(timestampAsBytes, |
---|
| 1193 | offset + 2, offset + 4); |
---|
| 1194 | day = StringUtils.getInt(timestampAsBytes, |
---|
| 1195 | offset + 4, offset + 6); |
---|
| 1196 | hour = StringUtils.getInt(timestampAsBytes, |
---|
| 1197 | offset + 6, offset + 8); |
---|
| 1198 | minutes = StringUtils.getInt(timestampAsBytes, |
---|
| 1199 | offset + 8, offset + 10); |
---|
| 1200 | seconds = StringUtils.getInt(timestampAsBytes, |
---|
| 1201 | offset + 10, offset + 12); |
---|
| 1202 | |
---|
| 1203 | break; |
---|
| 1204 | } |
---|
| 1205 | |
---|
| 1206 | case 10: { |
---|
| 1207 | boolean hasDash = false; |
---|
| 1208 | |
---|
| 1209 | for (int i = 0; i < length; i++) { |
---|
| 1210 | if (timestampAsBytes[offset + i] == '-') { |
---|
| 1211 | hasDash = true; |
---|
| 1212 | break; |
---|
| 1213 | } |
---|
| 1214 | } |
---|
| 1215 | |
---|
| 1216 | if ((this.metadata[columnIndex].getMysqlType() == MysqlDefs.FIELD_TYPE_DATE) |
---|
| 1217 | || hasDash) { |
---|
| 1218 | year = StringUtils.getInt(timestampAsBytes, |
---|
| 1219 | offset + 0, offset + 4); |
---|
| 1220 | month = StringUtils.getInt(timestampAsBytes, |
---|
| 1221 | offset + 5, offset + 7); |
---|
| 1222 | day = StringUtils.getInt(timestampAsBytes, |
---|
| 1223 | offset + 8, offset + 10); |
---|
| 1224 | hour = 0; |
---|
| 1225 | minutes = 0; |
---|
| 1226 | } else { |
---|
| 1227 | year = StringUtils.getInt(timestampAsBytes, |
---|
| 1228 | offset + 0, offset + 2); |
---|
| 1229 | |
---|
| 1230 | if (year <= 69) { |
---|
| 1231 | year = (year + 100); |
---|
| 1232 | } |
---|
| 1233 | |
---|
| 1234 | month = StringUtils.getInt(timestampAsBytes, |
---|
| 1235 | offset + 2, offset + 4); |
---|
| 1236 | day = StringUtils.getInt(timestampAsBytes, |
---|
| 1237 | offset + 4, offset + 6); |
---|
| 1238 | hour = StringUtils.getInt(timestampAsBytes, |
---|
| 1239 | offset + 6, offset + 8); |
---|
| 1240 | minutes = StringUtils.getInt(timestampAsBytes, |
---|
| 1241 | offset + 8, offset + 10); |
---|
| 1242 | |
---|
| 1243 | year += 1900; // two-digit year |
---|
| 1244 | } |
---|
| 1245 | |
---|
| 1246 | break; |
---|
| 1247 | } |
---|
| 1248 | |
---|
| 1249 | case 8: { |
---|
| 1250 | boolean hasColon = false; |
---|
| 1251 | |
---|
| 1252 | for (int i = 0; i < length; i++) { |
---|
| 1253 | if (timestampAsBytes[offset + i] == ':') { |
---|
| 1254 | hasColon = true; |
---|
| 1255 | break; |
---|
| 1256 | } |
---|
| 1257 | } |
---|
| 1258 | |
---|
| 1259 | if (hasColon) { |
---|
| 1260 | hour = StringUtils.getInt(timestampAsBytes, |
---|
| 1261 | offset + 0, offset + 2); |
---|
| 1262 | minutes = StringUtils.getInt(timestampAsBytes, |
---|
| 1263 | offset + 3, offset + 5); |
---|
| 1264 | seconds = StringUtils.getInt(timestampAsBytes, |
---|
| 1265 | offset + 6, offset + 8); |
---|
| 1266 | |
---|
| 1267 | year = 1970; |
---|
| 1268 | month = 1; |
---|
| 1269 | day = 1; |
---|
| 1270 | |
---|
| 1271 | break; |
---|
| 1272 | } |
---|
| 1273 | |
---|
| 1274 | year = StringUtils.getInt(timestampAsBytes, |
---|
| 1275 | offset + 0, offset + 4); |
---|
| 1276 | month = StringUtils.getInt(timestampAsBytes, |
---|
| 1277 | offset + 4, offset + 6); |
---|
| 1278 | day = StringUtils.getInt(timestampAsBytes, |
---|
| 1279 | offset + 6, offset + 8); |
---|
| 1280 | |
---|
| 1281 | year -= 1900; |
---|
| 1282 | month--; |
---|
| 1283 | |
---|
| 1284 | break; |
---|
| 1285 | } |
---|
| 1286 | |
---|
| 1287 | case 6: { |
---|
| 1288 | year = StringUtils.getInt(timestampAsBytes, |
---|
| 1289 | offset + 0, offset + 2); |
---|
| 1290 | |
---|
| 1291 | if (year <= 69) { |
---|
| 1292 | year = (year + 100); |
---|
| 1293 | } |
---|
| 1294 | |
---|
| 1295 | year += 1900; |
---|
| 1296 | |
---|
| 1297 | month = StringUtils.getInt(timestampAsBytes, |
---|
| 1298 | offset + 2, offset + 4); |
---|
| 1299 | day = StringUtils.getInt(timestampAsBytes, |
---|
| 1300 | offset + 4, offset + 6); |
---|
| 1301 | |
---|
| 1302 | break; |
---|
| 1303 | } |
---|
| 1304 | |
---|
| 1305 | case 4: { |
---|
| 1306 | year = StringUtils.getInt(timestampAsBytes, |
---|
| 1307 | offset + 0, offset + 2); |
---|
| 1308 | |
---|
| 1309 | if (year <= 69) { |
---|
| 1310 | year = (year + 100); |
---|
| 1311 | } |
---|
| 1312 | |
---|
| 1313 | month = StringUtils.getInt(timestampAsBytes, |
---|
| 1314 | offset + 2, offset + 4); |
---|
| 1315 | |
---|
| 1316 | day = 1; |
---|
| 1317 | |
---|
| 1318 | break; |
---|
| 1319 | } |
---|
| 1320 | |
---|
| 1321 | case 2: { |
---|
| 1322 | year = StringUtils.getInt(timestampAsBytes, |
---|
| 1323 | offset + 0, offset + 2); |
---|
| 1324 | |
---|
| 1325 | if (year <= 69) { |
---|
| 1326 | year = (year + 100); |
---|
| 1327 | } |
---|
| 1328 | |
---|
| 1329 | year += 1900; |
---|
| 1330 | month = 1; |
---|
| 1331 | day = 1; |
---|
| 1332 | |
---|
| 1333 | break; |
---|
| 1334 | } |
---|
| 1335 | |
---|
| 1336 | default: |
---|
| 1337 | throw new java.sql.SQLException( |
---|
| 1338 | "Bad format for Timestamp '" |
---|
| 1339 | + StringUtils.toString(timestampAsBytes) |
---|
| 1340 | + "' in column " + (columnIndex + 1) |
---|
| 1341 | + ".", |
---|
| 1342 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT); |
---|
| 1343 | } |
---|
| 1344 | |
---|
| 1345 | if (!rs.useLegacyDatetimeCode) { |
---|
| 1346 | return TimeUtil.fastTimestampCreate(tz, |
---|
| 1347 | year, month, |
---|
| 1348 | day, hour, minutes, seconds, |
---|
| 1349 | nanos); |
---|
| 1350 | } |
---|
| 1351 | |
---|
| 1352 | return TimeUtil |
---|
| 1353 | .changeTimezone(conn, sessionCalendar, |
---|
| 1354 | targetCalendar, rs.fastTimestampCreate( |
---|
| 1355 | sessionCalendar, year, month, |
---|
| 1356 | day, hour, minutes, seconds, |
---|
| 1357 | nanos), conn |
---|
| 1358 | .getServerTimezoneTZ(), tz, |
---|
| 1359 | rollForward); |
---|
| 1360 | } |
---|
| 1361 | } |
---|
| 1362 | } catch (RuntimeException e) { |
---|
| 1363 | SQLException sqlEx = SQLError.createSQLException("Cannot convert value '" |
---|
| 1364 | + getString(columnIndex, "ISO8859_1", conn) |
---|
| 1365 | + "' from column " + (columnIndex + 1) + " to TIMESTAMP.", |
---|
| 1366 | SQLError.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor); |
---|
| 1367 | sqlEx.initCause(e); |
---|
| 1368 | |
---|
| 1369 | throw sqlEx; |
---|
| 1370 | } |
---|
| 1371 | } |
---|
| 1372 | |
---|
| 1373 | public abstract Timestamp getTimestampFast(int columnIndex, |
---|
| 1374 | Calendar targetCalendar, TimeZone tz, boolean rollForward, |
---|
| 1375 | MySQLConnection conn, ResultSetImpl rs) throws SQLException; |
---|
| 1376 | |
---|
| 1377 | /** |
---|
| 1378 | * Could the column value at the given index (which starts at 0) be |
---|
| 1379 | * interpreted as a floating-point number (has +/-/E/e in it)? |
---|
| 1380 | * |
---|
| 1381 | * @param index |
---|
| 1382 | * of the column value (starting at 0) to check. |
---|
| 1383 | * |
---|
| 1384 | * @return true if the column value at the given index looks like it might |
---|
| 1385 | * be a floating-point number, false if not. |
---|
| 1386 | * |
---|
| 1387 | * @throws SQLException |
---|
| 1388 | * if an error occurs |
---|
| 1389 | */ |
---|
| 1390 | public abstract boolean isFloatingPointNumber(int index) |
---|
| 1391 | throws SQLException; |
---|
| 1392 | |
---|
| 1393 | /** |
---|
| 1394 | * Is the column value at the given index (which starts at 0) NULL? |
---|
| 1395 | * |
---|
| 1396 | * @param index |
---|
| 1397 | * of the column value (starting at 0) to check. |
---|
| 1398 | * |
---|
| 1399 | * @return true if the column value is NULL, false if not. |
---|
| 1400 | * |
---|
| 1401 | * @throws SQLException |
---|
| 1402 | * if an error occurs |
---|
| 1403 | */ |
---|
| 1404 | public abstract boolean isNull(int index) throws SQLException; |
---|
| 1405 | |
---|
| 1406 | /** |
---|
| 1407 | * Returns the length of the column at the given index (which starts at 0). |
---|
| 1408 | * |
---|
| 1409 | * @param index |
---|
| 1410 | * of the column value (starting at 0) for which to return the |
---|
| 1411 | * length. |
---|
| 1412 | * @return the length of the requested column, 0 if null (clients of this |
---|
| 1413 | * interface should use isNull() beforehand to determine status of |
---|
| 1414 | * NULL values in the column). |
---|
| 1415 | * |
---|
| 1416 | * @throws SQLException |
---|
| 1417 | */ |
---|
| 1418 | public abstract long length(int index) throws SQLException; |
---|
| 1419 | |
---|
| 1420 | /** |
---|
| 1421 | * Sets the given column value (only works currently with |
---|
| 1422 | * ByteArrayRowHolder). |
---|
| 1423 | * |
---|
| 1424 | * @param index |
---|
| 1425 | * index of the column value (starting at 0) to set. |
---|
| 1426 | * @param value |
---|
| 1427 | * the (raw) value to set |
---|
| 1428 | * |
---|
| 1429 | * @throws SQLException |
---|
| 1430 | * if an error occurs, or the concrete RowHolder doesn't support |
---|
| 1431 | * this operation. |
---|
| 1432 | */ |
---|
| 1433 | public abstract void setColumnValue(int index, byte[] value) |
---|
| 1434 | throws SQLException; |
---|
| 1435 | |
---|
| 1436 | public ResultSetRow setMetadata(Field[] f) throws SQLException { |
---|
| 1437 | this.metadata = f; |
---|
| 1438 | |
---|
| 1439 | return this; |
---|
| 1440 | } |
---|
| 1441 | |
---|
| 1442 | public abstract int getBytesSize(); |
---|
| 1443 | } |
---|