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/*************************************************************************
*
* ADOBE CONFIDENTIAL
* __________________
*
* Copyright 2013 Adobe Systems Incorporated
* All Rights Reserved.
*
* NOTICE: All information contained herein is, and remains
* the property of Adobe Systems Incorporated and its suppliers,
* if any. The intellectual and technical concepts contained
* herein are proprietary to Adobe Systems Incorporated and its
* suppliers and are protected by trade secret or copyright law.
* Dissemination of this information or reproduction of this material
* is strictly forbidden unless prior written permission is obtained
* from Adobe Systems Incorporated.
**************************************************************************/
package com.adobe.granite.ui.components.ds;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;
import javax.annotation.CheckForNull;
import javax.annotation.Nonnull;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceMetadata;
import org.apache.sling.api.resource.ResourceResolver;
import org.apache.sling.api.resource.SyntheticResource;
import org.apache.sling.api.resource.ValueMap;
import org.apache.sling.api.wrappers.ValueMapDecorator;
/**
* A {@link SyntheticResource} that will return the passed ValueMap when this
* resource is adapted to ValueMap.
*/
public class ValueMapResource extends SyntheticResource {
@Nonnull
private ValueMap vm;
private Collection children;
/**
* Instantiates with an empty ValueMap initially.
*
* @param resourceResolver
* The resource resolver
* @param path
* The resource path
* @param resourceType
* The resource type
*/
public ValueMapResource(ResourceResolver resourceResolver, String path, String resourceType) {
this(resourceResolver, path, resourceType, new ValueMapDecorator(new HashMap<>()));
}
/**
* Instantiates with the given ValueMap.
*
* @param resourceResolver
* The resource resolver
* @param path
* The resource path
* @param resourceType
* The resource type
* @param vm
* The ValueMap of the resource
*/
public ValueMapResource(ResourceResolver resourceResolver, String path, String resourceType, @Nonnull ValueMap vm) {
this(resourceResolver, path, resourceType, vm, null);
}
/**
* Instantiates with the given child resources.
*
* @param resourceResolver
* The resource resolver
* @param path
* The resource path
* @param resourceType
* The resource type
* @param vm
* The ValueMap of the resource
* @param children
* The children of the resource
*/
public ValueMapResource(ResourceResolver resourceResolver, String path, String resourceType, @Nonnull ValueMap vm,
@CheckForNull Collection children) {
super(resourceResolver, path, resourceType);
this.vm = vm;
this.children = children;
}
/**
* Instantiates with an empty ValueMap initially.
*
* @param resourceResolver
* The resource resolver
* @param rm
* The resource meta data
* @param resourceType
* The resource type
*/
public ValueMapResource(ResourceResolver resourceResolver, ResourceMetadata rm, String resourceType) {
this(resourceResolver, rm, resourceType, new ValueMapDecorator(new HashMap<>()));
}
/**
* Instantiates with the given ValueMap.
*
* @param resourceResolver
* The resource resolver
* @param rm
* The resource meta data
* @param resourceType
* The resource type
* @param vm
* The ValueMap of the resource
*/
public ValueMapResource(ResourceResolver resourceResolver, ResourceMetadata rm, String resourceType,
@Nonnull ValueMap vm) {
this(resourceResolver, rm, resourceType, vm, null);
}
/**
* Instantiates with the given child resources.
*
* @param resourceResolver
* The resource resolver
* @param rm
* The resource meta data
* @param resourceType
* The resource type
* @param vm
* The ValueMap of the resource
* @param children
* The children of the resource
*/
public ValueMapResource(ResourceResolver resourceResolver, ResourceMetadata rm, String resourceType,
@Nonnull ValueMap vm, @CheckForNull Collection children) {
super(resourceResolver, rm, resourceType);
this.vm = vm;
this.children = children;
}
@SuppressWarnings("unchecked")
@Override
public Type adaptTo(@SuppressWarnings("null") Class type) {
if (ValueMap.class.equals(type)) {
return (Type) vm;
} else {
return super.adaptTo(type);
}
}
@Override
public Resource getChild(String relPath) {
if (children == null) {
return super.getChild(relPath);
}
for (Resource child : children) {
if (child.getPath().equals(getPath() + "/" + relPath)) {
return child;
}
}
return null;
}
@Override
public Iterator listChildren() {
if (children == null) {
return super.listChildren();
}
return children.iterator();
}
@Override
public Iterable getChildren() {
// This method cannot be removed due to baseline, even though it is identical to
// the super class
return super.getChildren();
}
@Override
public boolean hasChildren() {
if (children == null) {
return super.hasChildren();
}
return !children.isEmpty();
}
}
