CallResultSet.java :  » IDE » IntelliJ » groovy » sql » Java Open Source

/*
 * Copyright 2003-2007 the original author or authors.
 *
 * 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 groovy.sql;


import java.sql.CallableStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

/**
 * @author rfuller
 *
 * Represents a ResultSet retrieved as a callable statement out parameter.
 */
class CallResultSet extends GroovyResultSetExtension {
  int indx;
  CallableStatement call;
  ResultSet resultSet;
  boolean firstCall = true;
  
  CallResultSet(CallableStatement call, int indx){
        super(null);
    this.call = call;
    this.indx = indx;
  }
  
  protected ResultSet getResultSet() throws SQLException{
    if(firstCall){
        resultSet = (ResultSet) call.getObject(indx+1);
      firstCall = false;
    }
    return resultSet;
  }
    
    protected static GroovyResultSet getImpl(CallableStatement call, int idx) {
        GroovyResultSetProxy proxy = new GroovyResultSetProxy(new CallResultSet(call,idx));
        return proxy.getImpl();
    }
}