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A lightweight JDBC facade that provides a fluent API based on the Builder and Command design patterns.

There is a newer version: 2.0.3

/*
 * File created on Aug 10, 2015
 *
 * Copyright (c) 2015 Carl Harris, Jr
 * and others as noted
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.soulwing.jdbc;

import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.SQLException;
import java.sql.SQLFeatureNotSupportedException;
import java.util.logging.Logger;

import javax.sql.DataSource;

/**
 * A {@link DataSource} that has a single shared connection.
 * 
 * Care should be taken that this data source is not shared by multiple threads,
 * since transaction state is usually managed by having a connection per
 * thread.
 *
 * @author Carl Harris
 */
class SingleConnectionDataSource implements DataSource {

  private final Connection connection;

  public SingleConnectionDataSource(Connection connection) {
    this.connection = connection;
  }

  @Override
  public Connection getConnection() throws SQLException {
    return connection;
  }

  @Override
  public Connection getConnection(String username, String password)
      throws SQLException {
    throw new UnsupportedOperationException();
  }

  @Override
  public PrintWriter getLogWriter() throws SQLException {
    throw new UnsupportedOperationException();
  }

  @Override
  public void setLogWriter(PrintWriter out) throws SQLException {
    throw new UnsupportedOperationException();
  }

  @Override
  public void setLoginTimeout(int seconds) throws SQLException {
    throw new UnsupportedOperationException();
  }

  @Override
  public int getLoginTimeout() throws SQLException {
    throw new UnsupportedOperationException();
  }

  @Override
  public Logger getParentLogger() throws SQLFeatureNotSupportedException {
    throw new UnsupportedOperationException();
  }

  @Override
  public  T unwrap(Class iface) throws SQLException {
    throw new UnsupportedOperationException();
  }

  @Override
  public boolean isWrapperFor(Class iface) throws SQLException {
    throw new UnsupportedOperationException();
  }

}