/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.portal.workflow.definition.web.internal.util.comparator;
import com.liferay.portal.kernel.util.LocaleUtil;
import com.liferay.portal.kernel.util.OrderByComparator;
import com.liferay.portal.kernel.workflow.WorkflowDefinition;
import java.text.Collator;
import java.util.Locale;
/**
* @author Leonardo Barros
*/
public class WorkflowDefinitionTitleComparator
extends OrderByComparator<WorkflowDefinition> {
public static final String ORDER_BY_ASC = "title ASC";
public static final String ORDER_BY_DESC = "title DESC";
public static final String[] ORDER_BY_FIELDS = {"title"};
public WorkflowDefinitionTitleComparator() {
this(false, Locale.getDefault());
}
public WorkflowDefinitionTitleComparator(boolean ascending, Locale locale) {
_ascending = ascending;
_locale = locale;
_collator = Collator.getInstance(_locale);
_languageId = LocaleUtil.toLanguageId(locale);
}
@Override
public int compare(
WorkflowDefinition workflowDefinition1,
WorkflowDefinition workflowDefinition2) {
String workflowDefinitionTitle1 = workflowDefinition1.getTitle(
_languageId);
String workflowDefinitionTitle2 = workflowDefinition2.getTitle(
_languageId);
int value = _collator.compare(
workflowDefinitionTitle1, workflowDefinitionTitle2);
if (_ascending) {
return value;
}
else {
return -value;
}
}
@Override
public String getOrderBy() {
if (_ascending) {
return ORDER_BY_ASC;
}
else {
return ORDER_BY_DESC;
}
}
@Override
public String[] getOrderByFields() {
return ORDER_BY_FIELDS;
}
@Override
public boolean isAscending() {
return _ascending;
}
private final boolean _ascending;
private final Collator _collator;
private final String _languageId;
private final Locale _locale;
}