| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.nemo.common.ir.edge; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.apache.nemo.common.dag.Edge; |
| import org.apache.nemo.common.ir.IdManager; |
| import org.apache.nemo.common.ir.edge.executionproperty.CommunicationPatternProperty; |
| import org.apache.nemo.common.ir.executionproperty.EdgeExecutionProperty; |
| import org.apache.nemo.common.ir.executionproperty.ExecutionPropertyMap; |
| import org.apache.nemo.common.ir.vertex.IRVertex; |
| |
| import org.apache.commons.lang3.builder.HashCodeBuilder; |
| |
| import java.io.Serializable; |
| import java.util.*; |
| |
| /** |
| * Physical execution plan of intermediate data movement. |
| */ |
| public final class IREdge extends Edge<IRVertex> { |
| private final ExecutionPropertyMap<EdgeExecutionProperty> executionProperties; |
| |
| /** |
| * Constructor of IREdge. |
| * |
| * @param commPattern data communication pattern type of the edge. |
| * @param src source vertex. |
| * @param dst destination vertex. |
| */ |
| public IREdge(final CommunicationPatternProperty.Value commPattern, |
| final IRVertex src, |
| final IRVertex dst) { |
| super(IdManager.newEdgeId(), src, dst); |
| this.executionProperties = ExecutionPropertyMap.of(this, commPattern); |
| } |
| |
| /** |
| * Set an executionProperty of the IREdge. |
| * @param executionProperty the execution property. |
| * @return the IREdge with the execution property set. |
| */ |
| public IREdge setProperty(final EdgeExecutionProperty<?> executionProperty) { |
| executionProperties.put(executionProperty, false); |
| return this; |
| } |
| |
| /** |
| * Set an executionProperty of the IREdge, permanently. |
| * @param executionProperty the execution property. |
| * @return the IREdge with the execution property set. |
| */ |
| public IREdge setPropertyPermanently(final EdgeExecutionProperty<?> executionProperty) { |
| executionProperties.put(executionProperty, true); |
| return this; |
| } |
| |
| /** |
| * Get the executionProperty of the IREdge. |
| * |
| * @param <T> Type of the return value. |
| * @param executionPropertyKey key of the execution property. |
| * @return the execution property. |
| */ |
| public <T extends Serializable> Optional<T> getPropertyValue( |
| final Class<? extends EdgeExecutionProperty<T>> executionPropertyKey) { |
| return executionProperties.get(executionPropertyKey); |
| } |
| |
| /** |
| * @return the ExecutionPropertyMap of the IREdge. |
| */ |
| public ExecutionPropertyMap<EdgeExecutionProperty> getExecutionProperties() { |
| return executionProperties; |
| } |
| |
| /** |
| * @param edge edge to compare. |
| * @return whether or not the edge has the same itinerary |
| */ |
| public Boolean hasSameItineraryAs(final IREdge edge) { |
| return getSrc().equals(edge.getSrc()) && getDst().equals(edge.getDst()); |
| } |
| |
| /** |
| * Static function to copy executionProperties from an edge to the other. |
| * |
| * @param thatEdge the edge to copy executionProperties to. |
| */ |
| public void copyExecutionPropertiesTo(final IREdge thatEdge) { |
| this.getExecutionProperties().forEachProperties(thatEdge::setProperty); |
| } |
| |
| @Override |
| public boolean equals(final Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| |
| final IREdge irEdge = (IREdge) o; |
| |
| return executionProperties.equals(irEdge.getExecutionProperties()) && hasSameItineraryAs(irEdge); |
| } |
| |
| @Override |
| public int hashCode() { |
| return new HashCodeBuilder(17, 37) |
| .append(getSrc().hashCode()) |
| .append(getDst().hashCode()) |
| .append(executionProperties) |
| .toHashCode(); |
| } |
| |
| @Override |
| public ObjectNode getPropertiesAsJsonNode() { |
| final ObjectMapper mapper = new ObjectMapper(); |
| final ObjectNode node = mapper.createObjectNode(); |
| node.put("id", getId()); |
| node.set("executionProperties", executionProperties.asJsonNode()); |
| return node; |
| } |
| } |