org.postgresql.core.v3.QueryExecutorImpl.receiveAsyncNotify java code examples

Common ways to obtain QueryExecutorImpl

private void myMethod () {
 QueryExecutorImpl q =ProtocolConnectionImpl protocolConnectionImpl;PGStream pgStream;Properties info;Logger logger;new QueryExecutorImpl(protocolConnectionImpl, pgStream, info, logger)
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}

switch (c) {
 case 'A': // Asynchronous Notify
  receiveAsyncNotify();
  break;

public synchronized void processNotifies() throws SQLException {
  waitOnLock();
  // Asynchronous notifies only arrive when we are not in a transaction
  if (protoConnection.getTransactionState() != ProtocolConnection.TRANSACTION_IDLE)
    return;
  try {
    while (pgStream.hasMessagePending()) {
      int c = pgStream.ReceiveChar();
      switch (c) {
      case 'A':  // Asynchronous Notify
        receiveAsyncNotify();
        break;
      case 'E':  // Error Response (response to pretty much everything; backend then skips until Sync)
        throw receiveErrorResponse();
        // break;
      case 'N':  // Notice Response (warnings / info)
        SQLWarning warning = receiveNoticeResponse();
        protoConnection.addWarning(warning);
        break;
      default:
        throw new PSQLException(GT.tr("Unknown Response Type {0}.", new Character((char) c)), PSQLState.CONNECTION_FAILURE);
      }
    }
  } catch (IOException ioe) {
    throw new PSQLException(GT.tr("An I/O error occured while sending to the backend."), PSQLState.CONNECTION_FAILURE, ioe);
  }
}

receiveAsyncNotify();
break;

receiveAsyncNotify();
break;

switch (c) {
 case 'A': // Asynchronous Notify
  receiveAsyncNotify();
  break;

receiveAsyncNotify();
timeoutMillis = -1;
continue;

receiveAsyncNotify();
break;

  logger.debug(" <=BE Asynchronous Notification while copying");
receiveAsyncNotify();
break;

public synchronized void processNotifies() throws SQLException {
  waitOnLock();
  // Asynchronous notifies only arrive when we are not in a transaction
  if (protoConnection.getTransactionState() != ProtocolConnection.TRANSACTION_IDLE)
    return;
  try {
    while (pgStream.hasMessagePending()) {
      int c = pgStream.ReceiveChar();
      switch (c) {
      case 'A':  // Asynchronous Notify
        receiveAsyncNotify();
        break;
      case 'E':  // Error Response (response to pretty much everything; backend then skips until Sync)
        throw receiveErrorResponse();
        // break;
      case 'N':  // Notice Response (warnings / info)
        SQLWarning warning = receiveNoticeResponse();
        protoConnection.addWarning(warning);
        break;
      default:
        throw new PSQLException(GT.tr("Unknown Response Type {0}.", new Character((char) c)), PSQLState.CONNECTION_FAILURE);
      }
    }
  } catch (IOException ioe) {
    throw new PSQLException(GT.tr("An I/O error occured while sending to the backend."), PSQLState.CONNECTION_FAILURE, ioe);
  }
}

public synchronized void processNotifies() throws SQLException {
  waitOnLock();
  // Asynchronous notifies only arrive when we are not in a transaction
  if (protoConnection.getTransactionState() != ProtocolConnection.TRANSACTION_IDLE)
    return;
  try {
    while (pgStream.hasMessagePending()) {
      int c = pgStream.ReceiveChar();
      switch (c) {
      case 'A':  // Asynchronous Notify
        receiveAsyncNotify();
        break;
      case 'E':  // Error Response (response to pretty much everything; backend then skips until Sync)
        throw receiveErrorResponse();
        // break;
      case 'N':  // Notice Response (warnings / info)
        SQLWarning warning = receiveNoticeResponse();
        protoConnection.addWarning(warning);
        break;
      default:
        throw new PSQLException(GT.tr("Unknown Response Type {0}.", new Character((char) c)), PSQLState.CONNECTION_FAILURE);
      }
    }
  } catch (IOException ioe) {
    throw new PSQLException(GT.tr("An I/O error occured while sending to the backend."), PSQLState.CONNECTION_FAILURE, ioe);
  }
}

receiveAsyncNotify();
break;

receiveAsyncNotify();
break;

receiveAsyncNotify();
break;

receiveAsyncNotify();
break;

  logger.debug(" <=BE Asynchronous Notification while copying");
receiveAsyncNotify();
break;

  logger.debug(" <=BE Asynchronous Notification while copying");
receiveAsyncNotify();
break;

Popular methods of QueryExecutorImpl

<init>
cancelCopy
Finishes a copy operation and unlocks connection discarding any exchanged data.
doSubprotocolBegin
endCopy
Finishes writing to copy and unlocks connection.
flushCopy
hasLock
initCopy
Locks connection and calls initializer for a new CopyOperation Called via startCopy -> processCopyRe
interpretCommandStatus
lock
Obtain lock over this connection for given object, blocking to wait if necessary.
processCopyResults
Handles copy sub protocol responses from server. Unlocks at end of sub protocol, so operations on pg
processDeadParsedQueries
processDeadPortals

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How to use receiveAsyncNotifymethodin org.postgresql.core.v3.QueryExecutorImpl

Best Java code snippets using org.postgresql.core.v3.QueryExecutorImpl.receiveAsyncNotify (Showing top 16 results out of 315)

How to use
receiveAsyncNotify
method
in
org.postgresql.core.v3.QueryExecutorImpl