Added namespace support for ObjectToStringTransformer (INT-516).

org.springframework.integration/src/main/java/org/springframework/integration/config/xml/IntegrationNamespaceHandler.java

@@ -106,6 +106,7 @@ public class IntegrationNamespaceHandler implements NamespaceHandler {
 			registerBeanDefinitionParser("aggregator", new AggregatorParser());
 			registerBeanDefinitionParser("resequencer", new ResequencerParser());
 			registerBeanDefinitionParser("header-enricher", new StandardHeaderEnricherParser());
+			registerBeanDefinitionParser("object-to-string-transformer", new ObjectToStringTransformerParser());
 			registerBeanDefinitionParser("inbound-channel-adapter", new MethodInvokingInboundChannelAdapterParser());
 			registerBeanDefinitionParser("outbound-channel-adapter", new MethodInvokingOutboundChannelAdapterParser());
 			registerBeanDefinitionParser("gateway", new GatewayParser());

org.springframework.integration/src/main/java/org/springframework/integration/config/xml/ObjectToStringTransformerParser.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright 2002-2008 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.config.xml;
+
+import org.w3c.dom.Element;
+
+import org.springframework.beans.factory.support.BeanDefinitionBuilder;
+import org.springframework.beans.factory.xml.ParserContext;
+
+/**
+ * Parser for the 'object-to-string-transformer' element.
+ * 
+ * @author Mark Fisher
+ */
+public class ObjectToStringTransformerParser extends AbstractTransformerParser {
+
+	@Override
+	protected String getTransformerClassName() {
+		return IntegrationNamespaceUtils.BASE_PACKAGE + ".transformer.ObjectToStringTransformer";
+	}
+
+	@Override
+	protected void parseTransformer(Element element, ParserContext parserContext, BeanDefinitionBuilder builder) {
+	}
+
+}

org.springframework.integration/src/main/java/org/springframework/integration/config/xml/spring-integration-1.0.xsd

@@ -591,6 +591,14 @@
 		</xsd:annotation>
 	</xsd:element>
 
+	<xsd:element name="object-to-string-transformer" type="inputOutputEndpointType">
+		<xsd:annotation>
+			<xsd:documentation>
+	Defines a Transformer that converts any Object payload to a String by invoking its toString() method.
+			</xsd:documentation>
+		</xsd:annotation>
+	</xsd:element>
+
 	<xsd:element name="filter">
 		<xsd:annotation>
 			<xsd:documentation>