DATADOC-21 - Create namespace to configure Mongo root object

spring-data-mongodb/src/main/java/org/springframework/data/document/mongodb/config/MongoParser.java

@@ -0,0 +1,64 @@
+/*
+ * Copyright 2010 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.data.document.mongodb.config;
+
+import org.springframework.beans.factory.BeanDefinitionStoreException;
+import org.springframework.beans.factory.support.AbstractBeanDefinition;
+import org.springframework.beans.factory.support.BeanDefinitionBuilder;
+import org.springframework.beans.factory.xml.AbstractSingleBeanDefinitionParser;
+import org.springframework.beans.factory.xml.ParserContext;
+import org.springframework.data.document.mongodb.MongoFactoryBean;
+import org.springframework.util.StringUtils;
+import org.w3c.dom.Element;
+
+/**
+ * Parser for <mongo;gt; definitions.
+ * 
+ * @author Mark Pollack
+ */
+public class MongoParser extends AbstractSingleBeanDefinitionParser {
+
+	protected Class<?> getBeanClass(Element element) {
+		return MongoFactoryBean.class;
+	}
+
+	@Override
+	protected void doParse(Element element, BeanDefinitionBuilder builder) {
+		super.doParse(element, builder);
+
+		setPropertyValue(element, builder, "port", "port");
+		setPropertyValue(element, builder, "host", "host");
+		
+	}
+
+	@Override
+	protected String resolveId(Element element, AbstractBeanDefinition definition, ParserContext parserContext)
+			throws BeanDefinitionStoreException {
+		String name = super.resolveId(element, definition, parserContext);
+		if (!StringUtils.hasText(name)) {
+			name = "mongo";
+		}
+		return name;
+	}
+	
+	private void setPropertyValue(Element element, BeanDefinitionBuilder builder, String attrName, String propertyName) {
+		String attr = element.getAttribute(attrName);
+		if (StringUtils.hasText(attr)) {
+			builder.addPropertyValue(propertyName, attr);
+		}
+	}
+}

spring-data-mongodb/src/main/java/org/springframework/data/document/mongodb/config/MongoRepositoryConfigDefinitionParser.java

@@ -1,7 +1,7 @@
-package org.springframework.data.document.mongodb.repository.config;
+package org.springframework.data.document.mongodb.config;
 
 import org.springframework.beans.factory.support.BeanDefinitionBuilder;
-import org.springframework.data.document.mongodb.repository.config.SimpleMongoRepositoryConfiguration.MongoRepositoryConfiguration;
+import org.springframework.data.document.mongodb.config.SimpleMongoRepositoryConfiguration.MongoRepositoryConfiguration;
 import org.springframework.data.repository.config.AbstractRepositoryConfigDefinitionParser;
 import org.w3c.dom.Element;
 

spring-data-mongodb/src/main/java/org/springframework/data/document/mongodb/config/MongoRepositoryNamespaceHandler.java

@@ -1,4 +1,4 @@
-package org.springframework.data.document.mongodb.repository.config;
+package org.springframework.data.document.mongodb.config;
 
 import org.springframework.beans.factory.xml.NamespaceHandlerSupport;
 
@@ -20,5 +20,7 @@ public class MongoRepositoryNamespaceHandler extends NamespaceHandlerSupport {
 
         registerBeanDefinitionParser("repositories",
                 new MongoRepositoryConfigDefinitionParser());
+        
+        registerBeanDefinitionParser("mongo", new MongoParser());
     }
 }

spring-data-mongodb/src/main/java/org/springframework/data/document/mongodb/config/SimpleMongoRepositoryConfiguration.java

@@ -1,4 +1,4 @@
-package org.springframework.data.document.mongodb.repository.config;
+package org.springframework.data.document.mongodb.config;
 
 import org.springframework.data.document.mongodb.repository.MongoRepository;
 import org.springframework.data.document.mongodb.repository.MongoRepositoryFactoryBean;

spring-data-mongodb/src/main/java/org/springframework/data/document/mongodb/config/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Spring XML namespace configuration for Mongo DB specific repositories.
+ */
+package org.springframework.data.document.mongodb.config;

spring-data-mongodb/src/main/java/org/springframework/data/document/mongodb/repository/config/package-info.java

@@ -1,4 +0,0 @@
-/**
- * Namespace configuration for Mongo DB specific repositories.
- */
-package org.springframework.data.document.mongodb.repository.config;

spring-data-mongodb/src/main/resources/META-INF/spring.handlers

@@ -1 +1 @@
-http\://www.springframework.org/schema/data/mongo=org.springframework.data.document.mongodb.repository.config.MongoRepositoryNamespaceHandler
+http\://www.springframework.org/schema/data/mongo=org.springframework.data.document.mongodb.config.MongoRepositoryNamespaceHandler

spring-data-mongodb/src/main/resources/META-INF/spring.schemas

@@ -1,2 +1,2 @@
-http\://www.springframework.org/schema/data/mongo/spring-mongo-1.0.xsd=org/springframework/data/document/mongodb/repository/config/spring-mongo-1.0.xsd
+http\://www.springframework.org/schema/data/mongo/spring-mongo-1.0.xsd=org/springframework/data/document/mongodb/config/spring-mongo-1.0.xsd
-http\://www.springframework.org/schema/data/mongo/spring-mongo.xsd=org/springframework/data/document/mongodb/repository/config/spring-mongo-1.0.xsd
+http\://www.springframework.org/schema/data/mongo/spring-mongo.xsd=org/springframework/data/document/mongodb/config/spring-mongo-1.0.xsd

spring-data-mongodb/src/main/resources/org/springframework/data/document/mongodb/config/spring-mongo-1.0.xsd

@@ -13,6 +13,41 @@
 	<xsd:import namespace="http://www.springframework.org/schema/data/repository"
 		schemaLocation="http://www.springframework.org/schema/data/repository/spring-repository.xsd" />
 
+    <xsd:element name="mongo">
+		<xsd:annotation>
+			<xsd:documentation source="org.springframework.data.document.mongodb.MongoFactoryBean"><![CDATA[
+Defines a Mongo instance used for accessing MongoDB'.
+			]]></xsd:documentation>
+			<xsd:appinfo>
+				<tool:annotation>
+					<tool:exports type="com.mongodb.Mongo" />
+				</tool:annotation>
+			</xsd:appinfo>
+		</xsd:annotation>
+		<xsd:complexType>
+			<xsd:attribute name="id" type="xsd:ID" use="optional">
+				<xsd:annotation>
+					<xsd:documentation><![CDATA[
+The name of the mongo definition (by default "mongo").]]></xsd:documentation>
+				</xsd:annotation>
+			</xsd:attribute>
+			<xsd:attribute name="port" type="xsd:positiveInteger" use="optional">
+				<xsd:annotation>
+					<xsd:documentation><![CDATA[
+The port to connect to MongoDB server.  Default is 27017
+							]]></xsd:documentation>
+				</xsd:annotation>
+			</xsd:attribute>
+			<xsd:attribute name="host" type="xsd:string" use="optional">
+				<xsd:annotation>
+					<xsd:documentation><![CDATA[
+The host to connect to a MongoDB server.  Default is localhost
+							]]></xsd:documentation>
+				</xsd:annotation>
+			</xsd:attribute>
+		</xsd:complexType>
+	</xsd:element>
+
 	<xsd:complexType name="mongo-repository">
 		<xsd:complexContent>
 			<xsd:extension base="repository:repository">

spring-data-mongodb/src/test/java/org/springframework/data/document/mongodb/config/MongoNamespaceTests.java

@@ -0,0 +1,79 @@
+/*
+ * Copyright 2010 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.data.document.mongodb.config;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+import java.lang.reflect.Field;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationContext;
+import org.springframework.data.document.mongodb.MongoFactoryBean;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration
+public class MongoNamespaceTests {
+
+	@Autowired
+	private ApplicationContext ctx;
+	
+	
+
+	public void testMongoSingleton() throws Exception {
+		assertTrue(ctx.containsBean("mongo"));
+		MongoFactoryBean mfb = (MongoFactoryBean) ctx.getBean("&mongo");
+		assertNull(readField("host", mfb));
+		assertNull(readField("port", mfb));
+	}
+	
+	@Test
+	public void testMongoSingletonWithAttributes() throws Exception {
+		assertTrue(ctx.containsBean("defaultMongo"));
+		MongoFactoryBean mfb = (MongoFactoryBean) ctx.getBean("&defaultMongo");
+		String host = readField("host", mfb);
+		Integer port = readField("port", mfb);
+		assertEquals("localhost", host);
+		assertEquals(new Integer(27017), port);
+	}
+	
+	
+	
+	public static <T> T readField(String name, Object target) throws Exception {
+		Field field = null;
+		Class<?> clazz = target.getClass();
+		do {
+			try {
+				field = clazz.getDeclaredField(name);
+			} catch (Exception ex) {
+			}
+
+			clazz = clazz.getSuperclass();
+		} while (field == null && !clazz.equals(Object.class));
+
+		if (field == null)
+			throw new IllegalArgumentException("Cannot find field '" + name + "' in the class hierarchy of "
+					+ target.getClass());
+		field.setAccessible(true);
+		return (T) field.get(target);
+	}
+}

spring-data-mongodb/src/test/resources/org/springframework/data/document/mongodb/config/MongoNamespaceTests-context.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+	xmlns:mongo="http://www.springframework.org/schema/data/mongo"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://www.springframework.org/schema/data/mongo http://www.springframework.org/schema/data/mongo/spring-mongo-1.0.xsd
+	http://www.springframework.org/schema/beans	http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">
+
+
+
+	<mongo:mongo/>
+	
+	<mongo:mongo id="defaultMongo" host="localhost" port="27017"/>
+
+	
+
+</beans>