EveryAssemblyFactory.java

/*
 * Copyright (c) 2007-2010 Concurrent, Inc. All Rights Reserved.
 *
 * Project and contact information: http://www.cascading.org/
 *
 * This file is part of the Cascading project.
 *
 * Cascading is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Cascading is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Cascading.  If not, see <http://www.gnu.org/licenses/>.
 */

package cascading.detail;

import cascading.TestAggregator;
import cascading.pipe.Every;
import cascading.pipe.GroupBy;
import cascading.pipe.Pipe;
import cascading.tuple.Fields;
import cascading.tuple.Tuple;

/** @version : IntelliJGuide,v 1.13 2001/03/22 22:35:22 SYSTEM Exp $ */
public class EveryAssemblyFactory extends AssemblyFactory
  {
  public Pipe createAssembly( Pipe pipe, Fields argFields, Fields declFields, String fieldValue, Fields selectFields )
    {
    pipe = new GroupBy( pipe, Fields.ALL );

    return new Every( pipe, argFields, new TestAggregator( declFields, new Tuple( fieldValue ) ), selectFields );
    }

  }