001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.camel.saga;
018
019import java.util.Map;
020import java.util.Optional;
021
022import org.apache.camel.Endpoint;
023import org.apache.camel.Expression;
024import org.apache.camel.util.ObjectHelper;
025
026/**
027 * Defines the configuration of a saga step.
028 */
029public class CamelSagaStep {
030
031    private Optional<Endpoint> compensation;
032
033    private Optional<Endpoint> completion;
034
035    private Map<String, Expression> options;
036
037    private Optional<Long> timeoutInMilliseconds;
038
039    public CamelSagaStep(Optional<Endpoint> compensation, Optional<Endpoint> completion,
040                         Map<String, Expression> options, Optional<Long> timeoutInMilliseconds) {
041        this.compensation = ObjectHelper.notNull(compensation, "compensation");
042        this.completion = ObjectHelper.notNull(completion, "completionCallbacks");
043        this.options = ObjectHelper.notNull(options, "options");
044        this.timeoutInMilliseconds = ObjectHelper.notNull(timeoutInMilliseconds, "timeoutInMilliseconds");
045    }
046
047    public Optional<Endpoint> getCompensation() {
048        return compensation;
049    }
050
051    public Optional<Endpoint> getCompletion() {
052        return completion;
053    }
054
055    public Map<String, Expression> getOptions() {
056        return options;
057    }
058
059    public Optional<Long> getTimeoutInMilliseconds() {
060        return timeoutInMilliseconds;
061    }
062
063    public boolean isEmpty() {
064        return !compensation.isPresent() && !completion.isPresent() && options.isEmpty() && !timeoutInMilliseconds.isPresent();
065    }
066}