| /* |
| * 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.ignite.stream.jms11; |
| |
| import java.io.Serializable; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Map; |
| import javax.jms.JMSException; |
| import javax.jms.ObjectMessage; |
| import javax.jms.TextMessage; |
| |
| /** |
| * Test transformers for JmsStreamer tests. |
| * |
| * @author Raul Kripalani |
| */ |
| public class TestTransformers { |
| |
| /** |
| * Returns a transformer for JMS {@link TextMessage}s, capable of extracting many tuples from a single message, |
| * if pipe characters are encountered. |
| * |
| * @return |
| */ |
| public static MessageTransformer<TextMessage, String, String> forTextMessage() { |
| return new MessageTransformer<TextMessage, String, String>() { |
| @Override public Map<String, String> apply(TextMessage message) { |
| final Map<String, String> answer = new HashMap<>(); |
| String text; |
| try { |
| text = message.getText(); |
| } |
| catch (JMSException e) { |
| e.printStackTrace(); |
| return Collections.emptyMap(); |
| } |
| for (String s : text.split("\\|")) { |
| String[] tokens = s.split(","); |
| answer.put(tokens[0], tokens[1]); |
| } |
| return answer; |
| } |
| }; |
| } |
| |
| /** |
| * Returns a transformer for JMS {@link ObjectMessage}s, capable of extracting many tuples from a single message, |
| * if the payload is a {@link Collection}. |
| * |
| * @return |
| */ |
| public static MessageTransformer<ObjectMessage, String, String> forObjectMessage() { |
| return new MessageTransformer<ObjectMessage, String, String>() { |
| @SuppressWarnings("unchecked") |
| @Override public Map<String, String> apply(ObjectMessage message) { |
| Object object; |
| try { |
| object = message.getObject(); |
| } |
| catch (JMSException e) { |
| e.printStackTrace(); |
| return Collections.emptyMap(); |
| } |
| |
| final Map<String, String> answer = new HashMap<>(); |
| if (object instanceof Collection) { |
| for (TestObject to : (Collection<TestObject>)object) |
| answer.put(to.getKey(), to.getValue()); |
| |
| } |
| else if (object instanceof TestObject) { |
| TestObject to = (TestObject)object; |
| answer.put(to.getKey(), to.getValue()); |
| } |
| return answer; |
| } |
| }; |
| } |
| |
| public static MessageTransformer<TextMessage, String, String> generateNoEntries() { |
| return new MessageTransformer<TextMessage, String, String>() { |
| @Override public Map<String, String> apply(TextMessage message) { |
| return null; |
| } |
| }; |
| } |
| |
| public static class TestObject implements Serializable { |
| private static final long serialVersionUID = -7332027566186690945L; |
| |
| private String key; |
| |
| private String value; |
| |
| public TestObject(String key, String value) { |
| this.key = key; |
| this.value = value; |
| } |
| |
| public String getKey() { |
| return key; |
| } |
| |
| public String getValue() { |
| return value; |
| } |
| |
| } |
| |
| } |