initial implementation of XPathFilter
This commit is contained in:
Mark Fisher
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<?xml version="1.0" encoding="UTF-8"?>
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<beans xmlns="http://www.springframework.org/schema/beans"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns:si="http://www.springframework.org/schema/integration"
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xmlns:si-xml="http://www.springframework.org/schema/integration/xml"
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xsi:schemaLocation="http://www.springframework.org/schema/beans
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http://www.springframework.org/schema/beans/spring-beans.xsd
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http://www.springframework.org/schema/integration
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http://www.springframework.org/schema/integration/spring-integration.xsd
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http://www.springframework.org/schema/integration/xml
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http://www.springframework.org/schema/integration/xml/spring-integration-xml.xsd">
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<si-xml:xpath-filter id="booleanFilter" input-channel="booleanFilterInput" discard-channel="booleanFilterRejections">
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<si-xml:xpath-expression expression="/name"/>
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</si-xml:xpath-filter>
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<si:channel id="booleanFilterRejections">
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<si:queue/>
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</si:channel>
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<si-xml:xpath-filter id="booleanFilterWithNamespace" input-channel="booleanFilterWithNamespaceInput" discard-channel="booleanFilterWithNamespaceRejections">
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<si-xml:xpath-expression expression="/ns:name" ns-prefix="ns" ns-uri="www.example.org"/>
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</si-xml:xpath-filter>
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<si:channel id="booleanFilterWithNamespaceRejections">
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<si:queue/>
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</si:channel>
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<si-xml:xpath-filter id="nestedNamespaceMapFilter" input-channel="nestedNamespaceMapFilterInput" discard-channel="nestedNamespaceMapFilterRejections">
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<si-xml:xpath-expression expression="/ns:name">
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<map>
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<entry key="ns" value="www.example.org"/>
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</map>
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</si-xml:xpath-expression>
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</si-xml:xpath-filter>
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<si:channel id="nestedNamespaceMapFilterRejections">
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<si:queue/>
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</si:channel>
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<si-xml:xpath-filter id="stringFilterWithNamespace" input-channel="stringFilterWithNamespaceInput" discard-channel="stringFilterWithNamespaceRejections"
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match-value="outputOne">
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<si-xml:xpath-expression expression="/ns:name" ns-prefix="ns" ns-uri="www.example.org"/>
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</si-xml:xpath-filter>
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<si:channel id="stringFilterWithNamespaceRejections">
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<si:queue/>
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</si:channel>
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<si-xml:xpath-filter id="stringFilterIgnoresCase" input-channel="stringFilterIgnoresCaseInput" discard-channel="stringFilterIgnoresCaseRejections"
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match-value="outputOne" match-type="case-insensitive">
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<si-xml:xpath-expression expression="name"/>
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</si-xml:xpath-filter>
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<si:channel id="stringFilterIgnoresCaseRejections">
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<si:queue/>
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</si:channel>
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<si-xml:xpath-filter id="stringFilterRegex" input-channel="stringFilterRegexInput" discard-channel="stringFilterRegexRejections"
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match-value="[A-Za-z]+" match-type="regex">
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<si-xml:xpath-expression expression="name"/>
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</si-xml:xpath-filter>
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<si:channel id="stringFilterRegexRejections">
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<si:queue/>
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</si:channel>
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</beans>
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@@ -0,0 +1,156 @@
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/*
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* Copyright 2002-2011 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.integration.xml.config;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNull;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.context.ApplicationContext;
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import org.springframework.integration.Message;
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import org.springframework.integration.MessageChannel;
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import org.springframework.integration.channel.QueueChannel;
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import org.springframework.integration.core.PollableChannel;
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import org.springframework.integration.support.MessageBuilder;
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import org.springframework.integration.xml.util.XmlTestUtil;
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import org.springframework.test.context.ContextConfiguration;
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import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
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import org.w3c.dom.Document;
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/**
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* @author Mark Fisher
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* @since 2.1
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*/
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@ContextConfiguration
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@RunWith(SpringJUnit4ClassRunner.class)
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public class XPathFilterParserTests {
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@Autowired
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private ApplicationContext context;
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@Test
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public void simpleStringExpressionBoolean() throws Exception {
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MessageChannel inputChannel = context.getBean("booleanFilterInput", MessageChannel.class);
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QueueChannel replyChannel = new QueueChannel();
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PollableChannel discardChannel = context.getBean("booleanFilterRejections", PollableChannel.class);
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Message<?> shouldBeAccepted = MessageBuilder.withPayload("<name>outputOne</name>").setReplyChannel(replyChannel).build();
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Message<?> shouldBeRejected = MessageBuilder.withPayload("<other>outputOne</other>").setReplyChannel(replyChannel).build();
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inputChannel.send(shouldBeAccepted);
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inputChannel.send(shouldBeRejected);
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assertEquals(shouldBeAccepted, replyChannel.receive(0));
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assertEquals(shouldBeRejected, discardChannel.receive(0));
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assertNull(replyChannel.receive(0));
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assertNull(discardChannel.receive(0));
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}
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@Test
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public void stringExpressionWithNamespaceBoolean() throws Exception {
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MessageChannel inputChannel = context.getBean("booleanFilterWithNamespaceInput", MessageChannel.class);
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QueueChannel replyChannel = new QueueChannel();
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PollableChannel discardChannel = context.getBean("booleanFilterWithNamespaceRejections", PollableChannel.class);
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Document docToAccept = XmlTestUtil.getDocumentForString("<ns1:name xmlns:ns1='www.example.org'>outputOne</ns1:name>");
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Document docToReject = XmlTestUtil.getDocumentForString("<name>outputOne</name>");
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Message<?> shouldBeAccepted = MessageBuilder.withPayload(docToAccept).setReplyChannel(replyChannel).build();
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Message<?> shouldBeRejected = MessageBuilder.withPayload(docToReject).setReplyChannel(replyChannel).build();
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inputChannel.send(shouldBeAccepted);
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inputChannel.send(shouldBeRejected);
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assertEquals(shouldBeAccepted, replyChannel.receive(0));
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assertEquals(shouldBeRejected, discardChannel.receive(0));
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assertNull(replyChannel.receive(0));
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assertNull(discardChannel.receive(0));
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}
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@Test
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public void stringExpressionWithNestedMapBoolean() throws Exception {
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MessageChannel inputChannel = context.getBean("nestedNamespaceMapFilterInput", MessageChannel.class);
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QueueChannel replyChannel = new QueueChannel();
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PollableChannel discardChannel = context.getBean("nestedNamespaceMapFilterRejections", PollableChannel.class);
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Document docToAccept = XmlTestUtil.getDocumentForString("<ns1:name xmlns:ns1='www.example.org'>outputOne</ns1:name>");
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Document docToReject = XmlTestUtil.getDocumentForString("<name>outputOne</name>");
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Message<?> shouldBeAccepted = MessageBuilder.withPayload(docToAccept).setReplyChannel(replyChannel).build();
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Message<?> shouldBeRejected = MessageBuilder.withPayload(docToReject).setReplyChannel(replyChannel).build();
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inputChannel.send(shouldBeAccepted);
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inputChannel.send(shouldBeRejected);
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assertEquals(shouldBeAccepted, replyChannel.receive(0));
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assertEquals(shouldBeRejected, discardChannel.receive(0));
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assertNull(replyChannel.receive(0));
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assertNull(discardChannel.receive(0));
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}
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@Test
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public void stringExpressionWithNamespaceString() throws Exception {
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MessageChannel inputChannel = context.getBean("stringFilterWithNamespaceInput", MessageChannel.class);
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QueueChannel replyChannel = new QueueChannel();
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PollableChannel discardChannel = context.getBean("stringFilterWithNamespaceRejections", PollableChannel.class);
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Document docToAccept = XmlTestUtil.getDocumentForString("<ns1:name xmlns:ns1='www.example.org'>outputOne</ns1:name>");
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Document docToReject = XmlTestUtil.getDocumentForString("<name>outputOne</name>");
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Message<?> shouldBeAccepted = MessageBuilder.withPayload(docToAccept).setReplyChannel(replyChannel).build();
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Message<?> shouldBeRejected = MessageBuilder.withPayload(docToReject).setReplyChannel(replyChannel).build();
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inputChannel.send(shouldBeAccepted);
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inputChannel.send(shouldBeRejected);
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assertEquals(shouldBeAccepted, replyChannel.receive(0));
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assertEquals(shouldBeRejected, discardChannel.receive(0));
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assertNull(replyChannel.receive(0));
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assertNull(discardChannel.receive(0));
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}
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@Test
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public void stringExpressionIgnoresCase() throws Exception {
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MessageChannel inputChannel = context.getBean("stringFilterIgnoresCaseInput", MessageChannel.class);
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QueueChannel replyChannel = new QueueChannel();
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PollableChannel discardChannel = context.getBean("stringFilterIgnoresCaseRejections", PollableChannel.class);
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Document docToAccept1 = XmlTestUtil.getDocumentForString("<name>OUTPUTONE</name>");
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Document docToAccept2 = XmlTestUtil.getDocumentForString("<name>outputOne</name>");
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Document docToReject = XmlTestUtil.getDocumentForString("<name>outputTwo</name>");
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Message<?> shouldBeAccepted1 = MessageBuilder.withPayload(docToAccept1).setReplyChannel(replyChannel).build();
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Message<?> shouldBeAccepted2 = MessageBuilder.withPayload(docToAccept2).setReplyChannel(replyChannel).build();
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Message<?> shouldBeRejected = MessageBuilder.withPayload(docToReject).setReplyChannel(replyChannel).build();
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inputChannel.send(shouldBeAccepted1);
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inputChannel.send(shouldBeAccepted2);
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inputChannel.send(shouldBeRejected);
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assertEquals(shouldBeAccepted1, replyChannel.receive(0));
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assertEquals(shouldBeAccepted2, replyChannel.receive(0));
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assertEquals(shouldBeRejected, discardChannel.receive(0));
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assertNull(replyChannel.receive(0));
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assertNull(discardChannel.receive(0));
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}
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@Test
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public void stringExpressionRegex() throws Exception {
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MessageChannel inputChannel = context.getBean("stringFilterRegexInput", MessageChannel.class);
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QueueChannel replyChannel = new QueueChannel();
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PollableChannel discardChannel = context.getBean("stringFilterRegexRejections", PollableChannel.class);
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Document docToAccept1 = XmlTestUtil.getDocumentForString("<name>aBcDeFgHiJk</name>");
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Document docToAccept2 = XmlTestUtil.getDocumentForString("<name>xyz</name>");
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Document docToReject = XmlTestUtil.getDocumentForString("<name>abc123</name>");
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Message<?> shouldBeAccepted1 = MessageBuilder.withPayload(docToAccept1).setReplyChannel(replyChannel).build();
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Message<?> shouldBeAccepted2 = MessageBuilder.withPayload(docToAccept2).setReplyChannel(replyChannel).build();
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Message<?> shouldBeRejected = MessageBuilder.withPayload(docToReject).setReplyChannel(replyChannel).build();
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inputChannel.send(shouldBeAccepted1);
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inputChannel.send(shouldBeAccepted2);
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inputChannel.send(shouldBeRejected);
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assertEquals(shouldBeAccepted1, replyChannel.receive(0));
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assertEquals(shouldBeAccepted2, replyChannel.receive(0));
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assertEquals(shouldBeRejected, discardChannel.receive(0));
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assertNull(replyChannel.receive(0));
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assertNull(discardChannel.receive(0));
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}
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}
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