adding beginning of DocumentTemplates for MongoDB and CouchDB; added simple MongBeanPropertyDocumentMapper

.classpath

@@ -1,32 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-  <classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="src" output="target/classes" path="src/main/java"/>
-  <classpathentry kind="output" path="target/classes"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
-  <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
+	<classpathentry kind="con" path="org.maven.ide.eclipse.MAVEN2_CLASSPATH_CONTAINER"/>
-  <classpathentry kind="var" path="M2_REPO/aopalliance/aopalliance/1.0/aopalliance-1.0.jar" sourcepath="M2_REPO/aopalliance/aopalliance/1.0/aopalliance-1.0-sources.jar"/>
+	<classpathentry kind="output" path="target/classes"/>
-  <classpathentry kind="var" path="M2_REPO/org/aopalliance/com.springsource.org.aopalliance/1.0.0/com.springsource.org.aopalliance-1.0.0.jar" sourcepath="M2_REPO/org/aopalliance/com.springsource.org.aopalliance/1.0.0/com.springsource.org.aopalliance-1.0.0-sources.jar"/>
+</classpath>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/data/data-commons/1.0.0.CI-SNAPSHOT/data-commons-1.0.0.CI-SNAPSHOT.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/slf4j/jcl-over-slf4j/1.6.0/jcl-over-slf4j-1.6.0.jar" sourcepath="M2_REPO/org/slf4j/jcl-over-slf4j/1.6.0/jcl-over-slf4j-1.6.0-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/junit/junit/4.8.1/junit-4.8.1.jar" sourcepath="M2_REPO/junit/junit/4.8.1/junit-4.8.1-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/log4j/log4j/1.2.15/log4j-1.2.15.jar" sourcepath="M2_REPO/log4j/log4j/1.2.15/log4j-1.2.15-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/mongodb/mongo-java-driver/1.4/mongo-java-driver-1.4.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/org.springframework.aop/3.0.0.RELEASE/org.springframework.aop-3.0.0.RELEASE.jar" sourcepath="M2_REPO/org/springframework/org.springframework.aop/3.0.0.RELEASE/org.springframework.aop-3.0.0.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/org.springframework.asm/3.0.0.RELEASE/org.springframework.asm-3.0.0.RELEASE.jar" sourcepath="M2_REPO/org/springframework/org.springframework.asm/3.0.0.RELEASE/org.springframework.asm-3.0.0.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/org.springframework.beans/3.0.0.RELEASE/org.springframework.beans-3.0.0.RELEASE.jar" sourcepath="M2_REPO/org/springframework/org.springframework.beans/3.0.0.RELEASE/org.springframework.beans-3.0.0.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/org.springframework.context/3.0.0.RELEASE/org.springframework.context-3.0.0.RELEASE.jar" sourcepath="M2_REPO/org/springframework/org.springframework.context/3.0.0.RELEASE/org.springframework.context-3.0.0.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/org.springframework.core/3.0.0.RELEASE/org.springframework.core-3.0.0.RELEASE.jar" sourcepath="M2_REPO/org/springframework/org.springframework.core/3.0.0.RELEASE/org.springframework.core-3.0.0.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/org.springframework.expression/3.0.0.RELEASE/org.springframework.expression-3.0.0.RELEASE.jar" sourcepath="M2_REPO/org/springframework/org.springframework.expression/3.0.0.RELEASE/org.springframework.expression-3.0.0.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/org.springframework.test/3.0.0.RELEASE/org.springframework.test-3.0.0.RELEASE.jar" sourcepath="M2_REPO/org/springframework/org.springframework.test/3.0.0.RELEASE/org.springframework.test-3.0.0.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/org.springframework.transaction/3.0.0.RELEASE/org.springframework.transaction-3.0.0.RELEASE.jar" sourcepath="M2_REPO/org/springframework/org.springframework.transaction/3.0.0.RELEASE/org.springframework.transaction-3.0.0.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/slf4j/slf4j-api/1.6.0/slf4j-api-1.6.0.jar" sourcepath="M2_REPO/org/slf4j/slf4j-api/1.6.0/slf4j-api-1.6.0-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/slf4j/slf4j-log4j12/1.6.0/slf4j-log4j12-1.6.0.jar" sourcepath="M2_REPO/org/slf4j/slf4j-log4j12/1.6.0/slf4j-log4j12-1.6.0-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/spring-aop/3.0.2.RELEASE/spring-aop-3.0.2.RELEASE.jar" sourcepath="M2_REPO/org/springframework/spring-aop/3.0.2.RELEASE/spring-aop-3.0.2.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/spring-asm/3.0.2.RELEASE/spring-asm-3.0.2.RELEASE.jar" sourcepath="M2_REPO/org/springframework/spring-asm/3.0.2.RELEASE/spring-asm-3.0.2.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/spring-aspects/3.0.2.RELEASE/spring-aspects-3.0.2.RELEASE.jar" sourcepath="M2_REPO/org/springframework/spring-aspects/3.0.2.RELEASE/spring-aspects-3.0.2.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/spring-beans/3.0.2.RELEASE/spring-beans-3.0.2.RELEASE.jar" sourcepath="M2_REPO/org/springframework/spring-beans/3.0.2.RELEASE/spring-beans-3.0.2.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/spring-context/3.0.2.RELEASE/spring-context-3.0.2.RELEASE.jar" sourcepath="M2_REPO/org/springframework/spring-context/3.0.2.RELEASE/spring-context-3.0.2.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/spring-context-support/3.0.2.RELEASE/spring-context-support-3.0.2.RELEASE.jar" sourcepath="M2_REPO/org/springframework/spring-context-support/3.0.2.RELEASE/spring-context-support-3.0.2.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/spring-core/3.0.2.RELEASE/spring-core-3.0.2.RELEASE.jar" sourcepath="M2_REPO/org/springframework/spring-core/3.0.2.RELEASE/spring-core-3.0.2.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/spring-expression/3.0.2.RELEASE/spring-expression-3.0.2.RELEASE.jar" sourcepath="M2_REPO/org/springframework/spring-expression/3.0.2.RELEASE/spring-expression-3.0.2.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/spring-test/3.0.2.RELEASE/spring-test-3.0.2.RELEASE.jar" sourcepath="M2_REPO/org/springframework/spring-test/3.0.2.RELEASE/spring-test-3.0.2.RELEASE-sources.jar"/>
-  <classpathentry kind="var" path="M2_REPO/org/springframework/spring-tx/3.0.2.RELEASE/spring-tx-3.0.2.RELEASE.jar" sourcepath="M2_REPO/org/springframework/spring-tx/3.0.2.RELEASE/spring-tx-3.0.2.RELEASE-sources.jar"/>
-</classpath>

.project

@@ -1,13 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <projectDescription>
-  <name>datastore-document</name>
+	<name>datastore-document</name>
-  <comment/>
+	<comment></comment>
-  <projects/>
+	<projects>
-  <buildSpec>
+	</projects>
-    <buildCommand>
+	<buildSpec>
-      <name>org.eclipse.jdt.core.javabuilder</name>
+		<buildCommand>
-    </buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
-  </buildSpec>
+			<arguments>
-  <natures>
+			</arguments>
-    <nature>org.eclipse.jdt.core.javanature</nature>
+		</buildCommand>
-  </natures>
+		<buildCommand>
-</projectDescription>
+			<name>org.maven.ide.eclipse.maven2Builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.maven.ide.eclipse.maven2Nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

.settings/org.eclipse.jdt.core.prefs

@@ -1,5 +1,6 @@
-#Wed Jul 14 14:36:01 EDT 2010
+#Wed Aug 25 00:54:37 EDT 2010
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
 eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
 org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.source=1.5

.settings/org.maven.ide.eclipse.prefs

@@ -0,0 +1,9 @@
+#Wed Aug 25 00:54:36 EDT 2010
+activeProfiles=
+eclipse.preferences.version=1
+fullBuildGoals=process-test-resources
+includeModules=false
+resolveWorkspaceProjects=true
+resourceFilterGoals=process-resources resources\:testResources
+skipCompilerPlugin=true
+version=1

pom.xml

@@ -62,11 +62,16 @@
 			<version>${slf4j.version}</version>
 		</dependency>
 
-		<!-- MongoDB dependencies -->
+		<!-- Document Store dependencies -->
 		<dependency>
 			<groupId>org.mongodb</groupId>
 			<artifactId>mongo-java-driver</artifactId>
-			<version>1.4</version>
+			<version>2.1</version>
+		</dependency>
+		<dependency>
+			<groupId>com.google.code.jcouchdb</groupId>
+			<artifactId>jcouchdb</artifactId>
+			<version>0.11.0-1</version>
 		</dependency>
 
 		<!-- Spring dependencies -->
@@ -114,11 +119,13 @@
 			<version>${spring.version}</version>
 		</dependency>
 
+		<!-- 
 		<dependency>
 			<groupId>org.springframework.data</groupId>
 			<artifactId>data-commons</artifactId>
 			<version>1.0.0.CI-SNAPSHOT</version>
 		</dependency>
+		-->
 
 	</dependencies>
 

src/main/java/org/springframework/datastore/document/AbstractDocumentStoreTemplate.java

@@ -0,0 +1,34 @@
+/*
+ * 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.datastore.document;
+
+
+public abstract class AbstractDocumentStoreTemplate<C> {
+	
+	
+	public abstract DocumentStoreConnectionFactory<C> getDocumentStoreConnectionFactory();
+
+	public <T> T execute(DocumentStoreConnectionCallback<C, T> action) {
+		try {
+			return action.doInConnection(getDocumentStoreConnectionFactory().getConnection());
+		}
+		catch (Exception e) {
+			throw new UncategorizedDocumentStoreException("Failure executing using datastore connection", e);
+		}
+	}
+	
+}

src/main/java/org/springframework/datastore/document/DocumentSource.java

@@ -22,8 +22,8 @@ package org.springframework.datastore.document;
  * @author Thomas Risberg
  * @since 1.0
  */
-public interface DocumentSource<D, T> {
+public interface DocumentSource<D> {
 	
-	D getDocument(T source);
+	D getDocument();
 
 }

src/main/java/org/springframework/datastore/document/DocumentStoreConnectionCallback.java

@@ -0,0 +1,22 @@
+/*
+ * 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.datastore.document;
+
+public interface DocumentStoreConnectionCallback<C, T> {
+
+	T doInConnection(C con) throws Exception;
+}

src/main/java/org/springframework/datastore/document/DocumentStoreConnectionFactory.java

@@ -0,0 +1,21 @@
+/*
+ * 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.datastore.document;
+
+public interface DocumentStoreConnectionFactory<C> {
+	C getConnection();
+}

src/main/java/org/springframework/datastore/document/UncategorizedDocumentStoreException.java

@@ -0,0 +1,27 @@
+/*
+ * 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.datastore.document;
+
+import org.springframework.dao.UncategorizedDataAccessException;
+
+public class UncategorizedDocumentStoreException extends UncategorizedDataAccessException {
+
+	public UncategorizedDocumentStoreException(String msg, Throwable cause) {
+		super(msg, cause);
+	}
+
+}

src/main/java/org/springframework/datastore/document/couchdb/CannotGetCouchDbConnectionException.java

@@ -0,0 +1,11 @@
+package org.springframework.datastore.document.couchdb;
+
+import org.springframework.dao.DataAccessResourceFailureException;
+
+public class CannotGetCouchDbConnectionException extends DataAccessResourceFailureException {
+
+	public CannotGetCouchDbConnectionException(String msg, Throwable cause) {
+		super(msg, cause);
+	}
+
+}

src/main/java/org/springframework/datastore/document/couchdb/CouchDbConnectionFactory.java

@@ -0,0 +1,123 @@
+/*
+ * 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.
+ */
+
+/*
+ * 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.datastore.document.couchdb;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.jcouchdb.db.Database;
+
+import org.springframework.beans.factory.InitializingBean;
+import org.springframework.datastore.document.DocumentStoreConnectionFactory;
+
+
+/**
+ * Convenient factory for configuring CouchDB.
+ *
+ * @author Thomas Risberg
+ * @since 1.0
+ */
+public class CouchDbConnectionFactory implements DocumentStoreConnectionFactory<Database>, InitializingBean {
+
+	/**
+	 * Logger, available to subclasses.
+	 */
+	protected final Log logger = LogFactory.getLog(getClass());
+
+	private Database database;
+	private String host;
+	private String databaseName;
+
+	public CouchDbConnectionFactory() {
+		super();
+	}
+	
+	public CouchDbConnectionFactory(String host, String databaseName) {
+		super();
+		this.host = host;
+		this.databaseName = databaseName;
+	}
+	
+	public CouchDbConnectionFactory(Database database) {
+		super();
+		this.database = database;
+	}
+
+	public void setDatabase(Database database) {
+		this.database = database;
+	}
+
+	public void setDatabaseName(String databaseName) {
+		this.databaseName = databaseName;
+	}
+
+	public void setHost(String host) {
+		this.host = host;
+	}
+
+	public boolean isSingleton() {
+		return false;
+	}
+
+	public void afterPropertiesSet() throws Exception {
+		// apply defaults - convenient when used to configure for tests 
+		// in an application context
+		if (database == null) {
+			if (databaseName == null) {
+				logger.warn("Property databaseName not specified. Using default name 'test'");
+				databaseName = "test";
+			}
+			if (host == null) {
+				logger.warn("Property host not specified. Using default 'localhost'");
+				database = new Database(host, databaseName);
+			}
+			database = new Database(host, databaseName);
+		}
+		else {
+			logger.info("Using provided database configuration");
+		}
+	}
+
+	public Database getConnection() {
+		synchronized (this){
+			if (database == null) {
+				try {
+					afterPropertiesSet();
+				} catch (Exception e) {
+					throw new CannotGetCouchDbConnectionException("Unable to connect to CouchDB", e);
+				}
+			}
+		}
+		return database;
+	}
+
+}

src/main/java/org/springframework/datastore/document/couchdb/CouchDbDocumentSource.java

@@ -0,0 +1,8 @@
+package org.springframework.datastore.document.couchdb;
+
+import org.jcouchdb.document.BaseDocument;
+import org.springframework.datastore.document.DocumentSource;
+
+public interface CouchDbDocumentSource extends DocumentSource<BaseDocument> {
+
+}

src/main/java/org/springframework/datastore/document/couchdb/CouchDbTemplate.java

@@ -0,0 +1,55 @@
+/*
+ * 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.datastore.document.couchdb;
+
+
+import org.jcouchdb.db.Database;
+import org.jcouchdb.document.BaseDocument;
+import org.springframework.datastore.document.AbstractDocumentStoreTemplate;
+import org.springframework.datastore.document.DocumentSource;
+import org.springframework.datastore.document.DocumentStoreConnectionFactory;
+
+	public class CouchDbTemplate extends AbstractDocumentStoreTemplate<Database> {
+
+	private DocumentStoreConnectionFactory<Database> connectionFactory;
+	
+	public CouchDbTemplate() {
+		super();
+	}
+	
+	public CouchDbTemplate(String host, String databaseName) {
+		super();
+		connectionFactory = new CouchDbConnectionFactory(host, databaseName);
+	}
+
+	public CouchDbTemplate(CouchDbConnectionFactory mcf) {
+		super();
+		connectionFactory = mcf;
+	}
+	
+	public void save(DocumentSource<BaseDocument> documentSource) {
+		BaseDocument d = documentSource.getDocument();
+		getDocumentStoreConnectionFactory().getConnection().createDocument(d);
+	}
+
+	@Override
+	public DocumentStoreConnectionFactory<Database> getDocumentStoreConnectionFactory() {
+		return connectionFactory;
+	}
+	
+	
+}

src/main/java/org/springframework/datastore/document/mongodb/CannotGetMongoDbConnectionException.java

@@ -0,0 +1,11 @@
+package org.springframework.datastore.document.mongodb;
+
+import org.springframework.dao.DataAccessResourceFailureException;
+
+public class CannotGetMongoDbConnectionException extends DataAccessResourceFailureException {
+
+	public CannotGetMongoDbConnectionException(String msg, Throwable cause) {
+		super(msg, cause);
+	}
+
+}

src/main/java/org/springframework/datastore/document/mongodb/MongoBeanPropertyDocumentMapper.java

@@ -0,0 +1,139 @@
+/*
+ * 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.datastore.document.mongodb;
+
+import java.beans.PropertyDescriptor;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.springframework.beans.BeanUtils;
+import org.springframework.beans.BeanWrapper;
+import org.springframework.beans.NotWritablePropertyException;
+import org.springframework.beans.PropertyAccessorFactory;
+import org.springframework.beans.TypeMismatchException;
+import org.springframework.dao.DataRetrievalFailureException;
+import org.springframework.datastore.document.DocumentMapper;
+import org.springframework.util.Assert;
+
+import com.mongodb.DBObject;
+
+/**
+ * Class used to map properties of a Document to the corresponding properties of a business object.
+ *
+ * @author Thomas Risberg
+ * @since 1.0
+ */
+public class MongoBeanPropertyDocumentMapper<T> implements DocumentMapper<DBObject, T> {
+
+	/** Logger available to subclasses */
+	protected final Log logger = LogFactory.getLog(getClass());
+
+	/** The class we are mapping to */
+	private Class<T> mappedClass;
+
+	/** Map of the fields we provide mapping for */
+	private Map<String, PropertyDescriptor> mappedFields;
+
+	/** Set of bean properties we provide mapping for */
+	private Set<String> mappedProperties;
+
+	
+	public MongoBeanPropertyDocumentMapper(Class<T> mappedClass) {
+		initialize(mappedClass);
+	}
+
+	
+	public T mapDocument(DBObject document) {
+		Assert.state(this.mappedClass != null, "Mapped class was not specified");
+		T mappedObject = BeanUtils.instantiate(this.mappedClass);
+		BeanWrapper bw = PropertyAccessorFactory.forBeanPropertyAccess(mappedObject);
+		initBeanWrapper(bw);
+		
+		Set<String> keys = document.keySet();
+		for (String key : keys) {
+			String keyToUse = ("_id".equals(key) ? "id" : key);
+			PropertyDescriptor pd = this.mappedFields.get(keyToUse);
+			if (pd != null) {
+				try {
+					Object value = document.get(key);
+					try {
+						bw.setPropertyValue(pd.getName(), value);
+					}
+					catch (TypeMismatchException e) {
+						logger.warn("Intercepted TypeMismatchException for " + key + "' with value " + value +
+									" when setting property '" + pd.getName() + "' of type " + pd.getPropertyType() +
+									" on object: " + mappedObject);
+					}
+				}
+				catch (NotWritablePropertyException ex) {
+					throw new DataRetrievalFailureException(
+							"Unable to map key " + key + " to property " + pd.getName(), ex);
+				}
+			}
+		}
+		
+		return mappedObject;
+	}
+	
+	/**
+	 * Get the class that we are mapping to.
+	 */
+	public final Class<T> getMappedClass() {
+		return this.mappedClass;
+	}
+
+	/**
+	 * Initialize the mapping metadata for the given class.
+	 * @param mappedClass the mapped class.
+	 */
+	protected void initialize(Class<T> mappedClass) {
+		this.mappedClass = mappedClass;
+		this.mappedFields = new HashMap<String, PropertyDescriptor>();
+		this.mappedProperties = new HashSet<String>();
+		PropertyDescriptor[] pds = BeanUtils.getPropertyDescriptors(mappedClass);
+		for (PropertyDescriptor pd : pds) {
+			if (pd.getWriteMethod() != null) {
+				this.mappedFields.put(pd.getName(), pd);
+				this.mappedProperties.add(pd.getName());
+			}
+		}
+	}
+	
+	/**
+	 * Initialize the given BeanWrapper to be used for row mapping.
+	 * To be called for each row.
+	 * <p>The default implementation is empty. Can be overridden in subclasses.
+	 * @param bw the BeanWrapper to initialize
+	 */
+	protected void initBeanWrapper(BeanWrapper bw) {
+	}
+
+	/**
+	 * Static factory method to create a new MongoBeanPropertyDocumentMapper
+	 * (with the mapped class specified only once).
+	 * @param mappedClass the class that document should be mapped to
+	 */
+	public static <T> MongoBeanPropertyDocumentMapper<T> newInstance(Class<T> mappedClass) {
+		MongoBeanPropertyDocumentMapper<T> newInstance = new MongoBeanPropertyDocumentMapper<T>(mappedClass);
+		return newInstance;
+	}
+
+}

src/main/java/org/springframework/datastore/document/mongodb/MongoConnectionFactory.java

@@ -14,13 +14,29 @@
  * limitations under the License.
  */
 
+/*
+ * 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.datastore.document.mongodb;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 
 import org.springframework.beans.factory.InitializingBean;
-import org.springframework.datastore.core.DatastoreConnectionFactory;
+import org.springframework.datastore.document.DocumentStoreConnectionFactory;
 import org.springframework.util.Assert;
 
 import com.mongodb.DB;
@@ -32,7 +48,7 @@ import com.mongodb.Mongo;
  * @author Thomas Risberg
  * @since 1.0
  */
-public class MongoConnectionFactory implements DatastoreConnectionFactory<DB>, InitializingBean {
+public class MongoConnectionFactory implements DocumentStoreConnectionFactory<DB>, InitializingBean {
 
 	/**
 	 * Logger, available to subclasses.

src/main/java/org/springframework/datastore/document/mongodb/MongoDatastoreTemplate.java

@@ -1,45 +0,0 @@
-package org.springframework.datastore.document.mongodb;
-
-
-import java.util.List;
-
-import org.springframework.data.core.DataMapper;
-import org.springframework.data.core.QueryDefinition;
-import org.springframework.datastore.core.AbstractDatastoreTemplate;
-
-import com.mongodb.DB;
-import com.mongodb.Mongo;
-
-public class MongoDatastoreTemplate extends AbstractDatastoreTemplate<DB> {
-
-	private Mongo mongo;
-	
-	
-	public MongoDatastoreTemplate() {
-		super();
-	}
-	
-	public MongoDatastoreTemplate(Mongo mongo, String databaseName) {
-		super();
-		this.mongo = mongo;
-		setDatastoreConnectionFactory(new MongoConnectionFactory(mongo, databaseName));
-	}
-
-
-	public Mongo getMongo() {
-		return mongo;
-	}
-
-	public void setMongo(Mongo mongo) {
-		this.mongo = mongo;
-	}
-
-
-	@Override
-	public <S, T> List<T> query(QueryDefinition arg0, DataMapper<S, T> arg1) {
-		return null;
-	}
-
-	
-	
-}

src/main/java/org/springframework/datastore/document/mongodb/MongoDbDocumentSource.java

@@ -0,0 +1,9 @@
+package org.springframework.datastore.document.mongodb;
+
+import org.springframework.datastore.document.DocumentSource;
+
+import com.mongodb.DBObject;
+
+public interface MongoDbDocumentSource extends DocumentSource<DBObject> {
+	
+}

src/main/java/org/springframework/datastore/document/mongodb/MongoTemplate.java

@@ -0,0 +1,109 @@
+/*
+ * 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.datastore.document.mongodb;
+
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.springframework.dao.DataRetrievalFailureException;
+import org.springframework.dao.InvalidDataAccessApiUsageException;
+import org.springframework.datastore.document.AbstractDocumentStoreTemplate;
+import org.springframework.datastore.document.DocumentMapper;
+import org.springframework.datastore.document.DocumentSource;
+import org.springframework.datastore.document.DocumentStoreConnectionFactory;
+
+import com.mongodb.CommandResult;
+import com.mongodb.DB;
+import com.mongodb.DBCollection;
+import com.mongodb.DBObject;
+import com.mongodb.Mongo;
+import com.mongodb.MongoException;
+import com.mongodb.WriteResult;
+
+public class MongoTemplate extends AbstractDocumentStoreTemplate<DB> {
+
+	private DocumentStoreConnectionFactory<DB> connectionFactory;
+	
+	public MongoTemplate() {
+		super();
+	}
+	
+	public MongoTemplate(Mongo mongo, String databaseName) {
+		super();
+		connectionFactory = new MongoConnectionFactory(mongo, databaseName);
+	}
+
+	public MongoTemplate(MongoConnectionFactory mcf) {
+		super();
+		connectionFactory = mcf;
+	}
+
+	@Override
+	public DocumentStoreConnectionFactory<DB> getDocumentStoreConnectionFactory() {
+		return connectionFactory;
+	}
+
+	
+	public void execute(DocumentSource<DBObject> command) {
+		CommandResult cr = getDocumentStoreConnectionFactory()
+			.getConnection()
+			.command(command.getDocument());
+		System.out.println("! " + cr.getErrorMessage());
+	}
+	
+	public void createCollection(String collectionName, DocumentSource<DBObject> documentSource) {
+		DB db =  getDocumentStoreConnectionFactory().getConnection();
+		try {
+			db.createCollection(collectionName, documentSource.getDocument());
+		} catch (MongoException e) {
+			throw new InvalidDataAccessApiUsageException("Error creating collection " + collectionName + ": " + e.getMessage(), e);
+		}
+	}
+
+	public void dropCollection(String collectionName) {
+		getDocumentStoreConnectionFactory()
+			.getConnection()
+			.getCollection(collectionName)
+			.drop();
+	}
+
+	public void save(String collectionName, DocumentSource<DBObject> documentSource) {
+		DBObject dbDoc = documentSource.getDocument();		
+		WriteResult wr = null;
+		try {
+			wr = getDocumentStoreConnectionFactory()
+					.getConnection()
+					.getCollection(collectionName)
+					.save(dbDoc);
+		} catch (MongoException e) {
+			throw new DataRetrievalFailureException(wr.getLastError().getErrorMessage(), e);
+		}
+	}
+	
+	public <T> List<T> queryForCollection(String collectionName, DocumentMapper<DBObject, T> mapper) {
+		List<T> results = new ArrayList<T>();
+		DBCollection collection = getDocumentStoreConnectionFactory()
+			.getConnection()
+			.getCollection(collectionName);
+		for (DBObject dbo : collection.find()) {
+			results.add(mapper.mapDocument(dbo));
+		}
+		return results;
+	}
+	
+}