| /* |
| * 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.giraph.graph; |
| |
| import org.apache.giraph.bsp.checkpoints.CheckpointStatus; |
| |
| /** |
| * Immutable graph stats after the completion of a superstep |
| */ |
| public class FinishedSuperstepStats extends VertexEdgeCount { |
| /** Number of local vertices */ |
| private final long localVertexCount; |
| /** Are all the graph vertices halted? */ |
| private final boolean allVerticesHalted; |
| /** Needs to load a checkpoint */ |
| private final boolean mustLoadCheckpoint; |
| /** |
| * Master decides when we need to checkpoint and what should |
| * we do next. |
| */ |
| private final CheckpointStatus checkpointStatus; |
| |
| /** |
| * Constructor. |
| * |
| * @param numLocalVertices Number of local vertices |
| * @param allVerticesHalted Are all the vertices halted |
| * @param numVertices Number of vertices |
| * @param numEdges Number of edges |
| * @param mustLoadCheckpoint Has to load a checkpoint? |
| * @param checkpointStatus Should we checkpoint after this superstep? |
| */ |
| public FinishedSuperstepStats(long numLocalVertices, |
| boolean allVerticesHalted, |
| long numVertices, |
| long numEdges, |
| boolean mustLoadCheckpoint, |
| CheckpointStatus checkpointStatus) { |
| super(numVertices, numEdges, 0); |
| this.localVertexCount = numLocalVertices; |
| this.allVerticesHalted = allVerticesHalted; |
| this.mustLoadCheckpoint = mustLoadCheckpoint; |
| this.checkpointStatus = checkpointStatus; |
| } |
| |
| public long getLocalVertexCount() { |
| return localVertexCount; |
| } |
| |
| /** |
| * Are all the vertices halted? |
| * |
| * @return True if all halted, false otherwise |
| */ |
| public boolean allVerticesHalted() { |
| return allVerticesHalted; |
| } |
| |
| /** |
| * Must load the checkpoint? |
| * |
| * @return True if the checkpoint must be loaded, false otherwise |
| */ |
| public boolean mustLoadCheckpoint() { |
| return mustLoadCheckpoint; |
| } |
| |
| /** |
| * What master thinks about checkpointing after this superstep. |
| * @return CheckpointStatus that reflects master decision. |
| */ |
| public CheckpointStatus getCheckpointStatus() { |
| return checkpointStatus; |
| } |
| } |