mindol1004/spring-data-mongodb
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

removed old mapper interfaces

Browse Source
This commit is contained in:
Mark Pollack
2010-10-17 02:27:40 -04:00
parent 39846d625d
commit c9b1068eb2
2 changed files with 0 additions and 272 deletions
Download Patch File Download Diff File Expand all files Collapse all files

145
spring-datastore-mongodb/src/main/java/org/springframework/datastore/document/mongodb/MongoBeanPropertyDocumentMapper.java
View File

@@ -1,145 +0,0 @@
/*
* 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.bson.types.ObjectId;
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 {
if (value instanceof ObjectId) {
bw.setPropertyValue(pd.getName(), ((ObjectId)value).toString());
}
else {
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;
}
}

127
spring-datastore-mongodb/src/main/java/org/springframework/datastore/document/mongodb/MongoBeanPropertyDocumentSource.java
View File

@@ -1,127 +0,0 @@
/*
* 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.NotReadablePropertyException;
import org.springframework.beans.PropertyAccessorFactory;
import org.springframework.dao.DataRetrievalFailureException;
import org.springframework.datastore.document.DocumentSource;
import com.mongodb.BasicDBObject;
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 MongoBeanPropertyDocumentSource implements DocumentSource<DBObject> {
/** Logger available to subclasses */
protected final Log logger = LogFactory.getLog(getClass());
/** The class we are mapping to */
private Object source;
/** The class we are mapping to */
private Class<?> 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 MongoBeanPropertyDocumentSource(Object source) {
initialize(source);
}
@SuppressWarnings("rawtypes")
public DBObject getDocument() {
BeanWrapper bw = PropertyAccessorFactory.forBeanPropertyAccess(this.source);
DBObject dbo = new BasicDBObject();
for (String key : this.mappedFields.keySet()) {
String keyToUse = ("id".equals(key) ? "_id" : key);
PropertyDescriptor pd = this.mappedFields.get(key);
if (pd != null) {
try {
Object value = bw.getPropertyValue(key);
if (value instanceof Enum) {
dbo.put(keyToUse, ((Enum)value).name());
}
else {
dbo.put(keyToUse, value);
}
}
catch (NotReadablePropertyException ex) {
throw new DataRetrievalFailureException(
"Unable to map property " + pd.getName() + " to key " + key, ex);
}
}
}
return dbo;
}
/**
* Initialize the mapping metadata for the given class.
* @param mappedClass the mapped class.
*/
protected void initialize(Object source) {
this.source = source;
this.mappedClass = source.getClass();
if (mappedClass.getClass().equals("java.util.Map")) {
} else {
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());
}
}
if (mappedProperties.size() == 0) {
logger.warn("No properties mapped for object [" + source + "], type = [" + mappedClass + "]");
}
}
}
/**
* 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) {
}
}