Exemplo n.º 1
0
  public void addStatementEventListener(StatementEventListener sel) {
    if (logger.isLoggable(MLevel.INFO))
      logger.info(
          "Per the JDBC4 spec, "
              + this.getClass().getName()
              + " accepts StatementListeners, but for now there is no circumstance under which they are notified!");

    ses.addStatementEventListener(sel);
  }
Exemplo n.º 2
0
  public static SQLException toSQLException(String msg, String sqlState, Throwable t) {
    if (t instanceof SQLException) {
      if (Debug.DEBUG && Debug.TRACE == Debug.TRACE_MAX && logger.isLoggable(MLevel.FINER)) {
        SQLException s = (SQLException) t;
        StringBuffer tmp = new StringBuffer(255);
        tmp.append("Attempted to convert SQLException to SQLException. Leaving it alone.");
        tmp.append(" [SQLState: ");
        tmp.append(s.getSQLState());
        tmp.append("; errorCode: ");
        tmp.append(s.getErrorCode());
        tmp.append(']');
        if (msg != null) tmp.append(" Ignoring suggested message: '" + msg + "'.");
        logger.log(MLevel.FINER, tmp.toString(), t);

        SQLException s2 = s;
        while ((s2 = s2.getNextException()) != null)
          logger.log(MLevel.FINER, "Nested SQLException or SQLWarning: ", s2);
      }
      return (SQLException) t;
    } else {
      if (Debug.DEBUG) {
        // t.printStackTrace();
        if (logger.isLoggable(MLevel.FINE))
          logger.log(MLevel.FINE, "Converting Throwable to SQLException...", t);
      }

      if (msg == null)
        msg = "An SQLException was provoked by the following failure: " + t.toString();
      if (VersionUtils.isAtLeastJavaVersion14()) {
        SQLException out = new SQLException(msg);
        out.initCause(t);
        return out;
      } else
        return new SQLException(
            msg
                + System.getProperty("line.separator")
                + "[Cause: "
                + ThrowableUtils.extractStackTrace(t)
                + ']',
            sqlState);
    }
  }
Exemplo n.º 3
0
  private void reset(boolean known_resolved_txn) throws SQLException {
    ensureOkay();
    C3P0ImplUtils.resetTxnState(
        physicalConnection,
        forceIgnoreUnresolvedTransactions,
        autoCommitOnClose,
        known_resolved_txn);
    if (isolation_lvl_nondefault) {
      physicalConnection.setTransactionIsolation(dflt_txn_isolation);
      isolation_lvl_nondefault = false;
    }
    if (catalog_nondefault) {
      physicalConnection.setCatalog(dflt_catalog);
      catalog_nondefault = false;
    }
    if (holdability_nondefault) // we don't test if holdability is supported, 'cuz it can never go
                                // nondefault if it's not.
    {
      physicalConnection.setHoldability(dflt_holdability);
      holdability_nondefault = false;
    }

    try {
      physicalConnection.setReadOnly(false);
    } catch (Throwable t) {
      if (logger.isLoggable(MLevel.FINE))
        logger.log(
            MLevel.FINE,
            "A Throwable occurred while trying to reset the readOnly property of our Connection to false!",
            t);
    }

    try {
      if (supports_setTypeMap) physicalConnection.setTypeMap(Collections.EMPTY_MAP);
    } catch (Throwable t) {
      if (logger.isLoggable(MLevel.FINE))
        logger.log(
            MLevel.FINE,
            "A Throwable occurred while trying to reset the typeMap property of our Connection to Collections.EMPTY_MAP!",
            t);
    }
  }
 private synchronized C3P0PooledConnectionPoolManager getPoolManager() throws SQLException {
   if (poolManager == null) {
     ConnectionPoolDataSource cpds = assertCpds();
     poolManager =
         new C3P0PooledConnectionPoolManager(
             cpds, null, null, this.getNumHelperThreads(), this.getIdentityToken());
     if (logger.isLoggable(MLevel.INFO))
       logger.info(
           "Initializing c3p0 pool... "
               + this.toString() /* + "; using pool manager: " + poolManager */);
   }
   return poolManager;
 }
  public synchronized void close() {
    resetPoolManager();
    is_closed = true;

    C3P0Registry.markClosed(this);

    if (Debug.DEBUG && Debug.TRACE == Debug.TRACE_MAX && logger.isLoggable(MLevel.FINEST)) {
      logger.log(
          MLevel.FINEST,
          this.getClass().getName()
              + '@'
              + Integer.toHexString(System.identityHashCode(this))
              + " has been closed. ",
          new Exception("DEBUG STACK TRACE for PoolBackedDataSource.close()."));
    }
  }
 protected void initializeNamedConfig(String configName) {
   try {
     if (configName != null) {
       C3P0Config.bindNamedConfigToBean(this, configName);
       if (this.getDataSourceName()
           .equals(this.getIdentityToken())) // dataSourceName has not been specified in config
       this.setDataSourceName(configName);
     }
   } catch (Exception e) {
     if (logger.isLoggable(MLevel.WARNING))
       logger.log(
           MLevel.WARNING,
           "Error binding PoolBackedDataSource to named-config '"
               + configName
               + "'. Some default-config values may be used.",
           e);
   }
 }
Exemplo n.º 7
0
 synchronized void closeMaybeCheckedOut(boolean checked_out) throws SQLException {
   if (checked_out) {
     // reset transaction state
     try {
       C3P0ImplUtils.resetTxnState(
           physicalConnection, forceIgnoreUnresolvedTransactions, autoCommitOnClose, false);
     } catch (Exception e) {
       if (logger.isLoggable(MLevel.FINER))
         logger.log(
             MLevel.FINER,
             "Failed to reset the transaction state of  "
                 + physicalConnection
                 + "just prior to close(). "
                 + "Only relevant at all if this was a Connection being forced close()ed midtransaction.",
             e);
     }
   }
   close(false);
 }