org.apache.openjpa.lib.jdbc: public class: DecoratingDataSource

org.apache.openjpa.lib.jdbc
public class: DecoratingDataSource [javadoc | source]

java.lang.Object
   org.apache.openjpa.lib.jdbc.DelegatingDataSource
      org.apache.openjpa.lib.jdbc.DecoratingDataSource

All Implemented Interfaces:
DataSource, Closeable

Direct Known Subclasses:
DistributedDataSource

Delegating data source that maintains a list of ConnectionDecorator s.

author: Abe - White

nojavadoc:

Constructor:
public DecoratingDataSource(DataSource ds) { super(ds); } Constructor. Supply wrapped data source.

Constructor:

 public DecoratingDataSource(DataSource ds) {
              
        super(ds);
}

Constructor. Supply wrapped data source.

Method from org.apache.openjpa.lib.jdbc.DecoratingDataSource Summary:
addDecorator, addDecorators, clearDecorators, getConnection, getConnection, getDecorators, removeDecorator

Methods from org.apache.openjpa.lib.jdbc.DelegatingDataSource:
appendInfo, close, equals, getConnection, getConnection, getDelegate, getInnermostDelegate, getLogWriter, getLoginTimeout, hashCode, setLogWriter, setLoginTimeout, toString

Methods from java.lang.Object:
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method from org.apache.openjpa.lib.jdbc.DecoratingDataSource Detail:
public void addDecorator(ConnectionDecorator decorator) { if (decorator != null) _decorators.add(decorator); } Add a connection decorator.
public void addDecorators(Collection decorators) { if (decorators != null) _decorators.addAll(decorators); } Add multiple connection decorators efficiently.
public void clearDecorators() { _decorators.clear(); } Clear all decorators.
public Connection getConnection() throws SQLException { Connection conn = super.getConnection(); return decorate(conn); }
public Connection getConnection(String user, String pass) throws SQLException { Connection conn = super.getConnection(user, pass); return decorate(conn); }
public Collection getDecorators() { return Collections.unmodifiableCollection(_decorators); } Return a read-only list of connection decorators in the order they were added.
public boolean removeDecorator(ConnectionDecorator decorator) { return _decorators.remove(decorator); } Remove a connection decorator.

Method from org.apache.openjpa.lib.jdbc.DecoratingDataSource Detail:

 public  void addDecorator(ConnectionDecorator decorator) {
        if (decorator != null)
            _decorators.add(decorator);
}

Add a connection decorator.

 public  void addDecorators(Collection decorators) {
        if (decorators != null)
            _decorators.addAll(decorators);
}

Add multiple connection decorators efficiently.

 public  void clearDecorators() {
        _decorators.clear();
}

Clear all decorators.

 public Connection getConnection() throws SQLException {
        Connection conn = super.getConnection();
        return decorate(conn);
}

 public Connection getConnection(String user,
    String pass) throws SQLException {
        Connection conn = super.getConnection(user, pass);
        return decorate(conn);
}

 public Collection getDecorators() {
        return Collections.unmodifiableCollection(_decorators);
}

Return a read-only list of connection decorators in the order they were added.

 public boolean removeDecorator(ConnectionDecorator decorator) {
        return _decorators.remove(decorator);
}

Remove a connection decorator.