1 | /* |
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2 | Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved., Inc. All rights reserved. |
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3 | U.S. Government Rights - Commercial software. Government users are subject |
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4 | to the Sun Microsystems, Inc. standard license agreement and applicable |
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5 | provisions of the FAR and its supplements. Use is subject to license terms. |
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6 | This distribution may include materials developed by third parties.Sun, |
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7 | Sun Microsystems, the Sun logo and MySQL Enterprise Monitor are |
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8 | trademarks or registered trademarks of Sun Microsystems, Inc. in the U.S. |
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9 | and other countries. |
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10 | |
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11 | Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved., Inc. Tous droits réservés. |
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12 | L'utilisation est soumise aux termes du contrat de licence.Cette |
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13 | distribution peut comprendre des composants développés par des tierces |
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14 | parties.Sun, Sun Microsystems,  le logo Sun et  MySQL Enterprise Monitor sont |
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15 | des marques de fabrique ou des marques déposées de Sun Microsystems, Inc. |
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16 | aux Etats-Unis et dans du'autres pays. |
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17 | |
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18 | */ |
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19 | |
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20 | package com.mysql.jdbc; |
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21 | |
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22 | import java.lang.reflect.InvocationTargetException; |
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23 | import java.lang.reflect.Method; |
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24 | import java.sql.SQLException; |
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25 | import java.util.Properties; |
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26 | |
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27 | public class ReflectiveStatementInterceptorAdapter implements |
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28 | StatementInterceptorV2 { |
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29 | |
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30 | private final StatementInterceptor toProxy; |
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31 | |
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32 | final Method v2PostProcessMethod; |
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33 | |
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34 | public ReflectiveStatementInterceptorAdapter(StatementInterceptor toProxy) { |
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35 | this.toProxy = toProxy; |
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36 | this.v2PostProcessMethod = getV2PostProcessMethod(toProxy.getClass()); |
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37 | } |
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38 | |
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39 | public void destroy() { |
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40 | toProxy.destroy(); |
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41 | } |
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42 | |
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43 | public boolean executeTopLevelOnly() { |
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44 | return toProxy.executeTopLevelOnly(); |
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45 | } |
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46 | |
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47 | public void init(Connection conn, Properties props) throws SQLException { |
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48 | toProxy.init(conn, props); |
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49 | } |
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50 | |
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51 | public ResultSetInternalMethods postProcess(String sql, |
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52 | Statement interceptedStatement, |
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53 | ResultSetInternalMethods originalResultSet, Connection connection, |
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54 | int warningCount, boolean noIndexUsed, boolean noGoodIndexUsed, |
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55 | SQLException statementException) throws SQLException { |
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56 | // TODO Auto-generated method stub |
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57 | try { |
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58 | return (ResultSetInternalMethods) v2PostProcessMethod.invoke(toProxy, new Object[] {sql, |
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59 | interceptedStatement, |
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60 | originalResultSet, connection, |
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61 | Integer.valueOf(warningCount), noIndexUsed ? Boolean.TRUE : Boolean.FALSE, noGoodIndexUsed ? Boolean.TRUE: Boolean.FALSE, |
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62 | statementException}); |
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63 | } catch (IllegalArgumentException e) { |
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64 | SQLException sqlEx = new SQLException("Unable to reflectively invoke interceptor"); |
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65 | sqlEx.initCause(e); |
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66 | |
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67 | throw sqlEx; |
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68 | } catch (IllegalAccessException e) { |
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69 | SQLException sqlEx = new SQLException("Unable to reflectively invoke interceptor"); |
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70 | sqlEx.initCause(e); |
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71 | |
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72 | throw sqlEx; |
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73 | } catch (InvocationTargetException e) { |
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74 | SQLException sqlEx = new SQLException("Unable to reflectively invoke interceptor"); |
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75 | sqlEx.initCause(e); |
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76 | |
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77 | throw sqlEx; |
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78 | } |
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79 | } |
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80 | |
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81 | public ResultSetInternalMethods preProcess(String sql, |
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82 | Statement interceptedStatement, Connection connection) |
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83 | throws SQLException { |
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84 | return toProxy.preProcess(sql, interceptedStatement, connection); |
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85 | } |
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86 | |
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87 | public static final Method getV2PostProcessMethod(Class<?> toProxyClass) { |
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88 | try { |
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89 | Method postProcessMethod = toProxyClass.getMethod("postProcess", new Class[] { |
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90 | String.class, Statement.class, ResultSetInternalMethods.class, Connection.class, Integer.TYPE, |
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91 | Boolean.TYPE, Boolean.TYPE, SQLException.class}); |
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92 | |
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93 | return postProcessMethod; |
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94 | } catch (SecurityException e) { |
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95 | return null; |
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96 | } catch (NoSuchMethodException e) { |
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97 | return null; |
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98 | } |
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99 | } |
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100 | } |
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