001/* 002 * Copyright (c) 2007-2015 Concurrent, Inc. All Rights Reserved. 003 * 004 * Project and contact information: http://www.cascading.org/ 005 * 006 * This file is part of the Cascading project. 007 * 008 * Licensed under the Apache License, Version 2.0 (the "License"); 009 * you may not use this file except in compliance with the License. 010 * You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, software 015 * distributed under the License is distributed on an "AS IS" BASIS, 016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 017 * See the License for the specific language governing permissions and 018 * limitations under the License. 019 */ 020 021package cascading.flow.planner.rule.expressiongraph; 022 023import cascading.flow.planner.graph.Extent; 024import cascading.flow.planner.iso.expression.ElementCapture; 025import cascading.flow.planner.iso.expression.ExpressionGraph; 026import cascading.flow.planner.iso.expression.FlowElementExpression; 027import cascading.flow.planner.iso.expression.OrElementExpression; 028import cascading.pipe.Boundary; 029import cascading.pipe.Group; 030import cascading.pipe.HashJoin; 031import cascading.pipe.Merge; 032import cascading.tap.Tap; 033 034import static cascading.flow.planner.iso.expression.NotElementExpression.not; 035 036/** 037 * 038 */ 039public class NoGroupJoinMergeBoundaryTapExpressionGraph extends ExpressionGraph 040 { 041 public NoGroupJoinMergeBoundaryTapExpressionGraph() 042 { 043 super( 044 not( 045 OrElementExpression.or( 046 ElementCapture.Primary, 047 new FlowElementExpression( Extent.class ), 048 new FlowElementExpression( Group.class ), 049 new FlowElementExpression( HashJoin.class ), 050 new FlowElementExpression( Merge.class ), 051 new FlowElementExpression( Boundary.class ), 052 new FlowElementExpression( Tap.class ) 053 ) 054 ) 055 ); 056 } 057 }