Package org.apache.derby.iapi.services.loader

Examples of org.apache.derby.iapi.services.loader.GeneratedClass

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    GenericPreparedStatement ps = cs.getPreparedStatement();

    synchronized (ps) {
      if (ps.upToDate()) {
        GeneratedClass ac = ps.getActivationClass();

        // Check to see if the statement was prepared before some change
        // in the class loading set. If this is the case then force it to be invalid
        int currentClasses =
            getLanguageConnectionFactory().getClassFactory().getClassLoaderVersion();

        if (ac.getClassLoaderVersion() != currentClasses) {
          ps.makeInvalid(DependencyManager.INTERNAL_RECOMPILE_REQUEST, this);
        }

        // note that the PreparedStatement is not kept in the cache. This is because
        // having items kept in the cache that ultimately are held onto by
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    ** Put them in the compilation context -- this is where
    ** they are expected.
    */
    getCompilerContext().setSavedObjects(ps.getSavedObjects());
    getCompilerContext().setCursorInfo(ps.getCursorInfo());
    GeneratedClass gc = ps.getActivationClass();
   
    return gc;
  }
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                  boolean scrollable)
    throws StandardException
  {
    Activation ac;
    synchronized (this) {
      GeneratedClass gc = getActivationClass();

      if (gc == null) {
        rePrepare(lcc);
        gc = getActivationClass();
      }
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            {
              throw StandardException.newException(SQLState.LANG_STOP_AFTER_OPTIMIZING);
            }
          }

          GeneratedClass ac = qt.generate(preparedStmt.getByteCodeSaver());

          generateTime = getCurrentTimeMillis(lcc);
          /* endTimestamp only meaningful if generateTime is meaningful.
           * generateTime is meaningful if STATISTICS TIMING is ON.
           */
 
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    GenericPreparedStatement ps = cs.getPreparedStatement();

    synchronized (ps) {
      if (ps.upToDate()) {
        GeneratedClass ac = ps.getActivationClass();

        // Check to see if the statement was prepared before some change
        // in the class loading set. If this is the case then force it to be invalid
        int currentClasses =
            getLanguageConnectionFactory().getClassFactory().getClassLoaderVersion();

        if (ac.getClassLoaderVersion() != currentClasses) {
          ps.makeInvalid(DependencyManager.INTERNAL_RECOMPILE_REQUEST, this);
        }

        // note that the PreparedStatement is not kept in the cache. This is because
        // having items kept in the cache that ultimately are held onto by
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            {
              throw StandardException.newException(SQLState.LANG_STOP_AFTER_OPTIMIZING);
            }
          }

          GeneratedClass ac = qt.generate(preparedStmt.getByteCodeSaver());

          generateTime = getCurrentTimeMillis(lcc);
          /* endTimestamp only meaningful if generateTime is meaningful.
           * generateTime is meaningful if STATISTICS TIMING is ON.
           */
 
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        //bug 4579 - gcDuringGetMetaData will be null if this is the first time
        //getMetaData call is made.
        //Second check - if the statement was revalidated since last getMetaData call,
        //then gcDuringGetMetaData wouldn't match with current generated class name

                GeneratedClass currAc = null;
                ResultDescription resd = null;

                synchronized(execp) {
                    // DERBY-3823 Some other thread may be repreparing
                    do {
                        while (!execp.upToDate()) {
                            execp.rePrepare(lcc);
                        }

                        currAc = execp.getActivationClass();
                        resd = execp.getResultDescription();
                    } while (currAc == null);
                }

                if (gcDuringGetMetaData == null ||
                        !gcDuringGetMetaData.equals(currAc.getName())) {
                    rMetaData = null;
                    gcDuringGetMetaData = currAc.getName();
                }

                if (rMetaData == null && resd != null) {
                    // Internally, the result description has information
                    // which is used for insert, update and delete statements
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        GenericPreparedStatement ps = cs.getPreparedStatement();

        synchronized (ps) {
            if (ps.upToDate()) {
                GeneratedClass ac = ps.getActivationClass();

                // Check to see if the statement was prepared before some change
                // in the class loading set. If this is the case then force it to be invalid
                int currentClasses =
                        getLanguageConnectionFactory().getClassFactory().getClassLoaderVersion();

                if (ac.getClassLoaderVersion() != currentClasses) {
                    ps.makeInvalid(DependencyManager.INTERNAL_RECOMPILE_REQUEST, this);
                }

                // note that the PreparedStatement is not kept in the cache. This is because
                // having items kept in the cache that ultimately are held onto by
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    GenericPreparedStatement ps = cs.getPreparedStatement();

    synchronized (ps) {
      if (ps.upToDate()) {
        GeneratedClass ac = ps.getActivationClass();

        // Check to see if the statement was prepared before some change
        // in the class loading set. If this is the case then force it to be invalid
        int currentClasses =
            getLanguageConnectionFactory().getClassFactory().getClassLoaderVersion();

        if (ac.getClassLoaderVersion() != currentClasses) {
          ps.makeInvalid(DependencyManager.INTERNAL_RECOMPILE_REQUEST, this);
        }

        // note that the PreparedStatement is not kept in the cache. This is because
        // having items kept in the cache that ultimately are held onto by
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                  boolean scrollable)
    throws StandardException
  {
    Activation ac;
    synchronized (this) {
      GeneratedClass gc = getActivationClass();

      if (gc == null) {
        rePrepare(lcc);
        gc = getActivationClass();
      }
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Related Classes of org.apache.derby.iapi.services.loader.GeneratedClass

  • org.apache.derby.impl.jdbc.EmbedPreparedStatement
  • org.apache.derby.impl.sql.compile.ExecSPSNode
  • org.apache.derby.impl.sql.compile.StatementNode
  • org.apache.derby.impl.sql.conn.GenericLanguageConnectionContext
  • org.apache.derby.impl.sql.GenericActivationHolder
  • org.apache.derby.impl.sql.GenericPreparedStatement
  • org.apache.derby.impl.sql.GenericStatement
  • org.apache.derby.impl.sql.GenericStorablePreparedStatement
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