示例#1
0
 static void genclass(DelegatorGenerator dg, Class intfcl, String fqcn, File srcroot)
     throws IOException {
   File genDir = new File(srcroot, dirForFqcn(fqcn));
   if (!genDir.exists()) {
     System.err.println(
         JdbcProxyGenerator.class.getName()
             + " -- creating directory: "
             + genDir.getAbsolutePath());
     genDir.mkdirs();
   }
   String fileName = CodegenUtils.fqcnLastElement(fqcn) + ".java";
   Writer w = null;
   try {
     w = new BufferedWriter(new FileWriter(new File(genDir, fileName)));
     dg.writeDelegator(intfcl, fqcn, w);
     w.flush();
     System.err.println("Generated " + fileName);
   } finally {
     try {
       if (w != null) w.close();
     } catch (Exception e) {
       e.printStackTrace();
     }
   }
 }
示例#2
0
  public static void main(String[] argv) {
    try {
      if (argv.length != 1) {
        System.err.println(
            "java " + JdbcProxyGenerator.class.getName() + " <source-root-directory>");
        return;
      }

      File srcroot = new File(argv[0]);
      if (!srcroot.exists() || !srcroot.canWrite()) {
        System.err.println(
            JdbcProxyGenerator.class.getName()
                + " -- sourceroot: "
                + argv[0]
                + " must exist and be writable");
        return;
      }

      DelegatorGenerator mdgen = new NewProxyMetaDataGenerator();
      DelegatorGenerator rsgen = new NewProxyResultSetGenerator();
      DelegatorGenerator stgen = new NewProxyAnyStatementGenerator();
      DelegatorGenerator cngen = new NewProxyConnectionGenerator();

      /*
       * Eliminating for c3p0-0.9.5

      // Usually stgen can be used for all three Statement types. However, we have temporarily
      // implemented some very partial JDBC4 methods to maintain Hibernate support, prior to full JDBC4
      // support in a future version. To do this, we'll need to force some methods into the PreparedStatement
      // (and therefore CallableStatement) interfaces, methods that don't exist in the current JDBC3 build.
      // We should be able to get rid of psgen (in favor of stgen above) when we are actually building against
      // JDBC4 (so we don't need to artificially inject methods).
             //DelegatorGenerator psgen = new NewProxyAnyStatementGenerator();
      //psgen.setReflectiveDelegateMethods( JDBC4TemporaryPreparedStatementMethods.class.getMethods() );

      */

      genclass(cngen, Connection.class, "com.mchange.v2.c3p0.impl.NewProxyConnection", srcroot);
      genclass(stgen, Statement.class, "com.mchange.v2.c3p0.impl.NewProxyStatement", srcroot);
      // genclass( psgen, PreparedStatement.class,
      // "com.mchange.v2.c3p0.impl.NewProxyPreparedStatement", srcroot );
      // genclass( psgen, CallableStatement.class,
      // "com.mchange.v2.c3p0.impl.NewProxyCallableStatement", srcroot );
      genclass(
          stgen,
          PreparedStatement.class,
          "com.mchange.v2.c3p0.impl.NewProxyPreparedStatement",
          srcroot);
      genclass(
          stgen,
          CallableStatement.class,
          "com.mchange.v2.c3p0.impl.NewProxyCallableStatement",
          srcroot);
      genclass(rsgen, ResultSet.class, "com.mchange.v2.c3p0.impl.NewProxyResultSet", srcroot);
      genclass(
          mdgen,
          DatabaseMetaData.class,
          "com.mchange.v2.c3p0.impl.NewProxyDatabaseMetaData",
          srcroot);
    } catch (Exception e) {
      e.printStackTrace();
    }
  }