OPEN - issue INT-388: XPath message splitter

First pass implementation no namespace support

org.springframework.integration.xml/src/test/java/org/springframework/integration/xml/config/XPathSelectorParserTests.java

@@ -47,8 +47,11 @@ public class XPathSelectorParserTests {
 	
 	@Test
 	public void testStringExpressionWithNestedMap() throws Exception {
-		String contextXml =  "<si-xml:xpath-selector id='selector' evaluation-result-type='boolean'><si-xml:xpath-expression expression='/ns:name' ns-prefix='ns' ns-uri='www.example.org' /></si-xml:xpath-selector>";
-		MessageSelector selector = getSelector(contextXml);
+		StringBuffer contextXml =  new StringBuffer("<si-xml:xpath-selector id='selector' evaluation-result-type='boolean'>");
+		contextXml.append("<si-xml:xpath-expression expression='/ns:name' >")
+		.append("<map><entry key='ns' value='www.example.org' /></map>")
+		.append("</si-xml:xpath-expression></si-xml:xpath-selector>");
+		MessageSelector selector = getSelector(contextXml.toString());
 		
 		assertTrue(selector.accept(new GenericMessage<Document>(XmlTestUtil.getDocumentForString("<ns1:name xmlns:ns1='www.example.org'>outputOne</ns1:name>"))));
 		assertFalse(selector.accept(new GenericMessage<Document>(XmlTestUtil.getDocumentForString("<name>outputOne</name>"))));

org.springframework.integration.xml/src/test/java/org/springframework/integration/xml/splitter/XPathMessageSplitterTests.java

@@ -0,0 +1,81 @@
+/*
+ * Copyright 2002-2007 the original author or authors.
+ *
+ * Licensed 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.springframework.integration.xml.splitter;
+
+import static org.junit.Assert.*;
+
+import java.util.List;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.springframework.integration.message.GenericMessage;
+import org.springframework.integration.message.Message;
+import org.springframework.integration.message.MessagingException;
+import org.springframework.integration.xml.util.XmlTestUtil;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+
+public class XPathMessageSplitterTests {
+	
+	String splittingXPath = "/orders/order";
+	
+	XPathMessageSplitter splitter;
+	
+	@Before
+	public void setUp(){
+		splitter = new XPathMessageSplitter(splittingXPath);
+	}
+	
+	@Test
+	public void splitDocument() throws Exception{
+		Document doc = XmlTestUtil.getDocumentForString("<orders><order>one</order><order>two</order><order>three</order></orders>");
+		List<Message<?>> docMessages = splitter.split(new GenericMessage<Document>(doc));
+		assertEquals("Wrong number of messages", 3, docMessages.size());
+		for (Message<?> message : docMessages) {
+			assertTrue("unexpected payload type" + message.getPayload().getClass().getName(), message.getPayload() instanceof Node);
+			assertFalse("unexpected payload type" + message.getPayload().getClass().getName(), message.getPayload() instanceof Document);
+		}
+	}
+	
+	@Test(expected=MessagingException.class)
+	public void splitDocumentThatDoesNotMatch() throws Exception{
+		Document doc = XmlTestUtil.getDocumentForString("<wrongDocument/>");
+		splitter.split(new GenericMessage<Document>(doc));
+	}
+	
+	@Test
+	public void splitDocumentWithCreateDocumentsTrue() throws Exception{
+		splitter.setCreateDocuments(true);
+		Document doc = XmlTestUtil.getDocumentForString("<orders><order>one</order><order>two</order><order>three</order></orders>");
+		List<Message<?>> docMessages = splitter.split(new GenericMessage<Document>(doc));
+		assertEquals("Wrong number of messages", 3, docMessages.size());
+		for (Message<?> message : docMessages) {
+			assertTrue("unexpected payload type" + message.getPayload().getClass().getName(), message.getPayload() instanceof Document);
+		}
+	}
+	
+	
+	@Test
+	public void splitStringXml() throws Exception{
+		List<Message<?>> docMessages = splitter.split(new GenericMessage<String>("<orders><order>one</order><order>two</order><order>three</order></orders>"));
+		assertEquals("Wrong number of messages", 3, docMessages.size());
+		for (Message<?> message : docMessages) {
+			System.out.println(message);
+			assertTrue("unexpected payload type " + message.getPayload().getClass().getName(), message.getPayload() instanceof String);
+		}
+	}
+
+}