/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.isis.viewer.wicket.model.models;
import java.util.Comparator;
import org.apache.isis.core.metamodel.adapter.oid.RootOid;
import org.apache.isis.core.metamodel.spec.ObjectSpecId;
import org.apache.isis.core.metamodel.specloader.SpecificationLoader;
final class BookmarkTreeNodeComparator implements Comparator<BookmarkTreeNode> {
private final SpecificationLoader specificationLoader;
public BookmarkTreeNodeComparator(final SpecificationLoader specificationLoader){
this.specificationLoader = specificationLoader;
}
@Override
public int compare(BookmarkTreeNode o1, BookmarkTreeNode o2) {
final PageType pageType1 = o1.getPageType();
final PageType pageType2 = o2.getPageType();
final int pageTypeComparison = pageType1.compareTo(pageType2);
if(pageTypeComparison != 0) {
return pageTypeComparison;
}
final RootOid oid1 = o1.getOidNoVer();
final RootOid oid2 = o2.getOidNoVer();
// sort by entity type
final String className1 = classNameOf(oid1);
final String className2 = classNameOf(oid2);
final int classNameComparison = className1.compareTo(className2);
if(classNameComparison != 0) {
return classNameComparison;
}
final String title1 = o1.getTitle();
final String title2 = o2.getTitle();
return title1.compareTo(title2);
}
private String classNameOf(RootOid oid) {
ObjectSpecId objectSpecId = oid.getObjectSpecId();
return specificationLoader.lookupBySpecId(objectSpecId).getIdentifier().getClassName();
}
}