/**
* This file Copyright (c) 2010-2012 Magnolia International
* Ltd. (http://www.magnolia-cms.com). All rights reserved.
*
*
* This file is dual-licensed under both the Magnolia
* Network Agreement and the GNU General Public License.
* You may elect to use one or the other of these licenses.
*
* This file is distributed in the hope that it will be
* useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
* Redistribution, except as permitted by whichever of the GPL
* or MNA you select, is prohibited.
*
* 1. For the GPL license (GPL), you can redistribute and/or
* modify this file under the terms of the GNU General
* Public License, Version 3, as published by the Free Software
* Foundation. You should have received a copy of the GNU
* General Public License, Version 3 along with this program;
* if not, write to the Free Software Foundation, Inc., 51
* Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 2. For the Magnolia Network Agreement (MNA), this file
* and the accompanying materials are made available under the
* terms of the MNA which accompanies this distribution, and
* is available at http://www.magnolia-cms.com/mna.html
*
* Any modifications to this file must keep this entire header
* intact.
*
*/
package info.magnolia.cms.core;
import info.magnolia.cms.security.AccessDeniedException;
import info.magnolia.jcr.util.NodeUtil;
import info.magnolia.jcr.wrapper.I18nNodeWrapper;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Collection;
import javax.jcr.Node;
import javax.jcr.Property;
import javax.jcr.PropertyIterator;
import javax.jcr.PropertyType;
import javax.jcr.RepositoryException;
import javax.jcr.Value;
/**
* A node data hiding the fact that node datas of type BINARY are stored as nodes of type {@link ItemType#NT_RESOURCE}.
* @author pbaerfuss
* @version $Id$
*/
public class BinaryNodeData extends AbstractNodeData {
/**
* The node containing the binary and attributes.
*/
private Node binaryNode;
/**
* The property containing the binary.
* @see ItemType.JCR_DATA
*/
private Property binaryProperty;
protected BinaryNodeData(Content parent, String name) {
super(parent, name);
}
@Override
public Property getJCRProperty() {
if(binaryProperty == null){
if(isExist()){
try {
binaryProperty = getBinaryNode(false).getProperty(ItemType.JCR_DATA);
}
catch (RepositoryException e) {
throw new IllegalStateException(e);
}
}
}
return binaryProperty;
}
protected Node getBinaryNode(boolean createIfNotExisting) {
if(binaryNode == null){
Node parentJCRNode = getParent().getJCRNode();
try {
if(parentJCRNode.hasNode(name)){
binaryNode = parentJCRNode.getNode(name);
}
else if(createIfNotExisting){
binaryNode = parentJCRNode.addNode(name, ItemType.NT_RESOURCE);
}
binaryNode = NodeUtil.deepUnwrapAll(binaryNode, I18nNodeWrapper.class);
}
catch (RepositoryException e) {
throw new RuntimeException(e);
}
}
return binaryNode;
}
@Override
public boolean isExist() {
return getBinaryNode(false) != null;
}
@Override
public InputStream getStream() {
if (isExist()) {
try {
return getJCRProperty().getStream();
}
catch (RepositoryException e) {
throw new RuntimeException("Can't read value of node data " + toString(), e);
}
}
return null;
}
@Override
public void setValue(InputStream value) throws RepositoryException, AccessDeniedException {
getBinaryNode(true).setProperty(ItemType.JCR_DATA, value);
}
@Override
public void delete() throws RepositoryException {
if(isExist()){
getBinaryNode(false).remove();
}
}
@Override
public void setAttribute(String name, String value) throws RepositoryException, AccessDeniedException, UnsupportedOperationException {
getBinaryNode(true).setProperty(name, value);
}
@Override
public void setAttribute(String name, Calendar value) throws RepositoryException, AccessDeniedException, UnsupportedOperationException {
getBinaryNode(true).setProperty(name, value);
}
@Override
public String getAttribute(String name) {
if(isExist()){
Node binaryNode = getBinaryNode(false);
try {
if(binaryNode.hasProperty(name)){
return binaryNode.getProperty(name).getString();
}
}
catch (RepositoryException e) {
throw new IllegalStateException("Can't read attribute", e);
}
}
return "";
}
@Override
public Collection<String> getAttributeNames() throws RepositoryException {
Collection<String> names = new ArrayList<String>();
if(isExist()){
PropertyIterator properties = getBinaryNode(false).getProperties();
while (properties.hasNext()) {
String name = properties.nextProperty().getName();
if (!name.equalsIgnoreCase(ItemType.JCR_DATA)) {
names.add(name);
}
}
}
return names;
}
@Override
public int getType() {
return PropertyType.BINARY;
}
@Override
public Value getValue() {
if(isExist()){
try {
return getJCRProperty().getValue();
}
catch (RepositoryException e) {
throw new IllegalStateException(e);
}
}
return null;
}
@Override
public long getContentLength() {
if(!isExist()){
return 0;
}
try {
return getJCRProperty().getLength();
}
catch (RepositoryException re) {
throw new RuntimeException(re);
}
}
@Override
public int isMultiValue() {
return MULTIVALUE_FALSE;
}
@Override
public void refresh(boolean keepChanges) throws RepositoryException {
if(isExist()){
getBinaryNode(false).refresh(keepChanges);
}
}
@Override
public void save() throws RepositoryException {
if(isExist()){
getBinaryNode(false).save();
}
}
@Override
public Content getReferencedContent() throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public Content getReferencedContent(String repositoryId) throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
protected Content getContentFromJCRReference() throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public String getString() {
if(isExist()){
try {
return getJCRProperty().getString();
}
catch (RepositoryException e) {
throw new RuntimeException("Can't read value of node data" + toString());
}
}
return "";
}
@Override
public Calendar getDate() {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public boolean getBoolean() {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public double getDouble() {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public long getLong() {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public Value[] getValues() {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public void setValue(String value) throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public void setValue(int value) throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public void setValue(long value) throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public void setValue(double value) throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public void setValue(boolean value) throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public void setValue(Calendar value) throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public void setValue(Content value) throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public void setValue(Value value) throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
@Override
public void setValue(Value[] value) throws RepositoryException {
throw new UnsupportedOperationException("This operation is not supported on node datas of type BINARY");
}
}