| /* |
| * 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.ode.bpel.runtime; |
| |
| import org.apache.ode.bpel.runtime.channels.CompensationChannel; |
| |
| import java.io.Serializable; |
| import java.util.Collections; |
| import java.util.Set; |
| |
| |
| /** |
| * A handle to a compensation handler. |
| */ |
| public class CompensationHandler implements Serializable, Comparable<CompensationHandler> { |
| private static final long serialVersionUID = 1L; |
| |
| /** The scope to which this compensation handler belongs. */ |
| final ScopeFrame compensated; |
| |
| /** Compensation activation channel. */ |
| final CompensationChannel compChannel; |
| |
| /** Time that the scope was started. */ |
| final long scopeStartTime; |
| |
| /** Time that the scope was completed. */ |
| final long scopeEndTime; |
| |
| CompensationHandler(ScopeFrame compensated, CompensationChannel compChannel, long scopeStartTime, long scopeEndTime) { |
| assert compChannel != null; |
| |
| this.compensated = compensated; |
| this.compChannel = compChannel; |
| this.scopeEndTime = scopeEndTime; |
| this.scopeStartTime = scopeStartTime; |
| } |
| |
| public String toString() { |
| StringBuffer buf = new StringBuffer("{CompensationHandler ch="); |
| buf.append(compChannel); |
| buf.append(", scope="); |
| buf.append(compensated); |
| buf.append("}"); |
| return buf.toString(); |
| } |
| |
| static Set<CompensationHandler> emptySet() { |
| return Collections.emptySet(); |
| } |
| |
| public int compareTo(CompensationHandler that) { |
| return (int) (that.scopeStartTime - this.scopeEndTime); |
| } |
| |
| } |