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/*******************************************************************************
* Copyright (c) 2010, 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.base.scope;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import org.eclipse.help.ICriteria;
import org.eclipse.help.IIndexEntry;
import org.eclipse.help.IToc;
import org.eclipse.help.ITopic;
import org.eclipse.help.base.AbstractHelpScope;
import org.eclipse.help.internal.base.util.CriteriaUtilities;
import org.eclipse.help.internal.criteria.CriteriaProviderRegistry;
import org.eclipse.help.internal.criteria.CriterionResource;
public class CriteriaHelpScope extends AbstractHelpScope {
private static final String UNCATEGORIZED = "Uncategorized"; //$NON-NLS-1$
private CriterionResource[] criteriaScope;
public CriteriaHelpScope(CriterionResource[] criteriaScope) {
this.criteriaScope = criteriaScope;
}
public CriteriaHelpScope(List<CriterionResource> criteriaScope){
if(null == criteriaScope) {
this.criteriaScope = new CriterionResource[0];
} else {
this.criteriaScope = new CriterionResource[criteriaScope.size()];
criteriaScope.toArray(this.criteriaScope);
}
}
@Override
public boolean inScope(IToc toc) {
if(null == toc){
if(null == criteriaScope || 0 == criteriaScope.length){
return true;
}
return false;
}
ICriteria[] criteriaOfToc = CriteriaProviderRegistry.getInstance().getAllCriteria(toc);
return isCriteriaInScope(criteriaOfToc);
}
@Override
public boolean inScope(ITopic topic) {
if(null == topic){
if(null == criteriaScope || 0 == criteriaScope.length){
return true;
}
return false;
}
ICriteria[] criteriaOfTopic = CriteriaProviderRegistry.getInstance().getAllCriteria(topic);
return isCriteriaInScope(criteriaOfTopic);
}
private boolean isCriteriaInScope(ICriteria[] criteriaOfTopic) {
if(null == criteriaScope){
return true;
}
Map<String, Set<String>> ownCriteria = getCriteriaInfo(criteriaOfTopic);
Map<String, Set<String>> scope = getCriteriaInfo(criteriaScope);
outer: for (Iterator<String> keyIterator = scope.keySet().iterator(); keyIterator.hasNext();) {
String key = String.valueOf(keyIterator.next());
for (Iterator<String> valueIterator = scope.get(key).iterator(); valueIterator.hasNext();) {
String value = String.valueOf(valueIterator.next());
if (value.equals(UNCATEGORIZED)) {
if (!ownCriteria.containsKey(key)) {
continue outer;
}
} else {
if (null != ownCriteria.get(key) && ownCriteria.get(key).contains(value))
continue outer;
}
}
return false;
}
return true;
}
private Map<String, Set<String>> getCriteriaInfo(CriterionResource[] criteria) {
Map<String, Set<String>> criteriaMap = new HashMap<String, Set<String>>();
CriteriaUtilities.addCriteriaToMap(criteriaMap, criteria);
return criteriaMap;
}
private Map<String, Set<String>> getCriteriaInfo(ICriteria[] criteria) {
Map<String, Set<String>> criteriaMap = new HashMap<String, Set<String>>();
CriteriaUtilities.addCriteriaToMap(criteriaMap, criteria);
return criteriaMap;
}
@Override
public boolean inScope(IIndexEntry entry) {
return hasInScopeChildren(entry);
}
@Override
public String getName(Locale locale) {
return null;
}
}
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