| /** |
| * 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.camel.builder; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Comparator; |
| import java.util.Map; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Expression; |
| import org.apache.camel.Message; |
| import org.apache.camel.Predicate; |
| import org.apache.camel.TestSupport; |
| import org.apache.camel.impl.DefaultCamelContext; |
| import org.apache.camel.impl.DefaultExchange; |
| import org.apache.camel.util.CastUtils; |
| |
| import static org.apache.camel.builder.ExpressionBuilder.*; |
| import static org.apache.camel.builder.PredicateBuilder.contains; |
| |
| /** |
| * @version |
| */ |
| public class ExpressionBuilderTest extends TestSupport { |
| protected CamelContext camelContext = new DefaultCamelContext(); |
| protected Exchange exchange = new DefaultExchange(camelContext); |
| |
| public void testRegexTokenize() throws Exception { |
| Expression expression = regexTokenizeExpression(headerExpression("location"), ","); |
| ArrayList<String> expected = new ArrayList<String>(Arrays.asList(new String[] {"Islington", "London", "UK"})); |
| assertExpression(expression, exchange, expected); |
| |
| Predicate predicate = contains(regexTokenizeExpression(headerExpression("location"), ","), |
| constantExpression("London")); |
| assertPredicate(predicate, exchange, true); |
| |
| predicate = contains(regexTokenizeExpression(headerExpression("location"), ","), |
| constantExpression("Manchester")); |
| assertPredicate(predicate, exchange, false); |
| } |
| |
| public void testRegexReplaceAll() throws Exception { |
| Expression expression = regexReplaceAll(headerExpression("location"), "London", |
| "Westminster"); |
| assertExpression(expression, exchange, "Islington,Westminster,UK"); |
| |
| expression = regexReplaceAll(headerExpression("location"), "London", headerExpression("name")); |
| assertExpression(expression, exchange, "Islington,James,UK"); |
| } |
| |
| public void testTokenize() throws Exception { |
| Expression expression = tokenizeExpression(headerExpression("location"), ","); |
| |
| ArrayList<String> expected = new ArrayList<String>(Arrays.asList(new String[] {"Islington", "London", "UK"})); |
| assertExpression(expression, exchange, expected); |
| |
| Predicate predicate = contains(tokenizeExpression(headerExpression("location"), ","), |
| constantExpression("London")); |
| assertPredicate(predicate, exchange, true); |
| |
| predicate = contains(tokenizeExpression(headerExpression("location"), ","), |
| constantExpression("Manchester")); |
| assertPredicate(predicate, exchange, false); |
| } |
| |
| public void testTokenizeLines() throws Exception { |
| Expression expression = regexTokenizeExpression(bodyExpression(), "[\r|\n]"); |
| exchange.getIn().setBody("Hello World\nBye World\rSee you again"); |
| |
| ArrayList<String> expected = new ArrayList<String>(Arrays.asList(new String[] {"Hello World", "Bye World", "See you again"})); |
| assertExpression(expression, exchange, expected); |
| } |
| |
| public void testSortLines() throws Exception { |
| Expression expression = sortExpression(body().tokenize(",").getExpression(), new SortByName()); |
| exchange.getIn().setBody("Jonathan,Claus,James,Hadrian"); |
| |
| ArrayList<String> expected = new ArrayList<String>(Arrays.asList(new String[] {"Claus", "Hadrian", "James", "Jonathan"})); |
| assertExpression(expression, exchange, expected); |
| } |
| |
| public void testCamelContextPropertiesExpression() throws Exception { |
| camelContext.getProperties().put("CamelTestKey", "CamelTestValue"); |
| Expression expression = camelContextPropertyExpression("CamelTestKey"); |
| assertExpression(expression, exchange, "CamelTestValue"); |
| expression = camelContextPropertiesExpression(); |
| Map<String, String> properties = CastUtils.cast(expression.evaluate(exchange, Map.class)); |
| assertEquals("Get a wrong properties size", properties.size(), 1); |
| } |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| Message in = exchange.getIn(); |
| in.setBody("Hello there!"); |
| in.setHeader("name", "James"); |
| in.setHeader("location", "Islington,London,UK"); |
| } |
| |
| private class SortByName implements Comparator<String> { |
| |
| public int compare(java.lang.String o1, java.lang.String o2) { |
| return o1.compareToIgnoreCase(o2); |
| } |
| } |
| |
| } |