| /* |
| * Copyright 2009-2010 by The Regents of the University of California |
| * 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 from |
| * |
| * 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 edu.uci.ics.hyracks.algebricks.core.algebra.base; |
| |
| import java.util.List; |
| |
| import edu.uci.ics.hyracks.algebricks.common.constraints.AlgebricksPartitionConstraint; |
| import edu.uci.ics.hyracks.algebricks.common.exceptions.AlgebricksException; |
| import edu.uci.ics.hyracks.algebricks.runtime.base.IPushRuntimeFactory; |
| import edu.uci.ics.hyracks.api.dataflow.IConnectorDescriptor; |
| import edu.uci.ics.hyracks.api.dataflow.IOperatorDescriptor; |
| import edu.uci.ics.hyracks.api.dataflow.value.RecordDescriptor; |
| import edu.uci.ics.hyracks.api.job.JobSpecification; |
| |
| public interface IHyracksJobBuilder { |
| public enum TargetConstraint { |
| ONE, |
| SAME_COUNT |
| } |
| |
| public void contributeHyracksOperator(ILogicalOperator op, IOperatorDescriptor opDesc); |
| |
| public void contributeAlgebricksPartitionConstraint(IOperatorDescriptor opDesc, AlgebricksPartitionConstraint apc); |
| |
| public void contributeMicroOperator(ILogicalOperator op, IPushRuntimeFactory runtime, RecordDescriptor recDesc); |
| |
| public void contributeMicroOperator(ILogicalOperator op, IPushRuntimeFactory runtime, RecordDescriptor recDesc, |
| AlgebricksPartitionConstraint pc); |
| |
| /** |
| * inputs are numbered starting from 0 |
| */ |
| public void contributeGraphEdge(ILogicalOperator src, int srcOutputIndex, ILogicalOperator dest, int destInputIndex); |
| |
| public void contributeConnector(ILogicalOperator exchgOp, IConnectorDescriptor conn); |
| |
| public void contributeConnectorWithTargetConstraint(ILogicalOperator exchgOp, IConnectorDescriptor conn, |
| TargetConstraint numberOfTargetPartitions); |
| |
| public JobSpecification getJobSpec(); |
| |
| /** |
| * to be called only after all the graph information is added |
| */ |
| public void buildSpec(List<ILogicalOperator> roots) throws AlgebricksException; |
| } |