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/*******************************************************************************
* Copyright (c) 2000, 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.help.internal.workingset;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.help.internal.criteria.CriterionResource;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
public class WorkingSet {
private String name;
private List<AdaptableHelpResource> elements;
private List<CriterionResource> criteria;
public WorkingSet(String name) {
this(name, (List<AdaptableHelpResource>) null, (List<CriterionResource>) null);
}
public WorkingSet(String name, List<AdaptableHelpResource> elements) {
this(name, elements, null);
}
public WorkingSet(String name, List<AdaptableHelpResource> elements, List<CriterionResource> criteria) {
this.name = name;
if (elements == null)
elements = new ArrayList<>();
this.elements = elements;
if (criteria != null) {
this.criteria = criteria;
} else {
this.criteria = new ArrayList<>();
}
}
public WorkingSet(String name, AdaptableHelpResource[] elements) {
this(name, elements, null);
}
public WorkingSet(String name, AdaptableHelpResource[] elements, CriterionResource[] criteria) {
this.name = name;
if (elements == null)
elements = new AdaptableHelpResource[0];
this.elements = new ArrayList<>(elements.length);
for (int i = 0; i < elements.length; i++) {
this.elements.add(elements[i]);
}
if (criteria == null)
criteria = new CriterionResource[0];
this.criteria = new ArrayList<>(criteria.length);
for (int j = 0; j < criteria.length; j++) {
this.criteria.add(criteria[j]);
}
}
public void removeElement(AdaptableHelpResource element) {
// Note: this is based on equality of IHelpResource and
// AdaptableHelpResource
elements.remove(element);
}
public String getName() {
return name;
}
public void setName(String newName) {
if (newName == null)
return;
name = newName;
}
public AdaptableHelpResource[] getElements() {
AdaptableHelpResource[] array = new AdaptableHelpResource[elements
.size()];
elements.toArray(array);
return array;
}
public void setElements(AdaptableHelpResource[] elements) {
this.elements = new ArrayList<>(elements.length);
for (int i = 0; i < elements.length; i++)
this.elements.add(elements[i]);
}
public void setCriteria(CriterionResource[] criteria) {
this.criteria = new ArrayList<>(criteria.length);
for(int i = 0; i < criteria.length; i++) {
this.criteria.add(criteria[i]);
}
}
public CriterionResource[] getCriteria(){
CriterionResource[] array = new CriterionResource[criteria.size()];
criteria.toArray(array);
return array;
}
public void saveState(Element parent) {
Document doc = parent.getOwnerDocument();
Element ws = doc.createElement("workingSet"); //$NON-NLS-1$
ws.setAttribute("name", name); //$NON-NLS-1$
parent.appendChild(ws);
Element contents = doc.createElement("contents"); //$NON-NLS-1$
ws.appendChild(contents);
for (Iterator<AdaptableHelpResource> it = elements.iterator(); it.hasNext();) {
Element child = doc.createElement("item"); //$NON-NLS-1$
AdaptableHelpResource helpResource = it.next();
helpResource.saveState(child);
contents.appendChild(child);
}
if (!criteria.isEmpty()){
Element criteriaElement = doc.createElement("criteria"); //$NON-NLS-1$
ws.appendChild(criteriaElement);
for(Iterator<CriterionResource> iterator = criteria.iterator(); iterator.hasNext();){
Element criterionItem = doc.createElement("criterion"); //$NON-NLS-1$
criteriaElement.appendChild(criterionItem);
CriterionResource criterion = iterator.next();
String criterionName = criterion.getCriterionName();
criterionItem.setAttribute("name", criterionName);//$NON-NLS-1$
List<String> criterionValues = criterion.getCriterionValues();
if(!criterionValues.isEmpty()){
for(Iterator<String> iter = criterionValues.iterator(); iter.hasNext();){
String value = iter.next();
if(value != null){
Element item = doc.createElement("item"); //$NON-NLS-1$
criterionItem.appendChild(item);
item.setAttribute("value", value.trim());//$NON-NLS-1$
}
}
}
}
}
}
}
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