/*
* Copyright 2004-2005 the original author or authors.
*
* Licensed 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.grails.plugins;
import grails.config.Config;
import grails.config.Settings;
import grails.plugins.PluginFilter;
import groovy.util.ConfigObject;
import java.util.Collection;
import java.util.HashSet;
import java.util.Map;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;
/**
* Implements mechanism for figuring out what <code>PluginFilter</code>
* implementation to use based on a set of provided configuration properties.
*
* @author Phil Zoio
* @author Graeme Rocher
*/
public class PluginFilterRetriever {
@SuppressWarnings("rawtypes")
public PluginFilter getPluginFilter(Config config) {
Assert.notNull(config);
Object includes = config.getProperty(Settings.PLUGIN_INCLUDES, Object.class, null);
Object excludes = config.getProperty(Settings.PLUGIN_EXCLUDES, Object.class, null);
return getPluginFilter(includes, excludes);
}
@SuppressWarnings({ "unchecked", "rawtypes" })
PluginFilter getPluginFilter(Object includes, Object excludes) {
PluginFilter pluginFilter = null;
if (includes != null) {
if (includes instanceof Collection) {
pluginFilter = new IncludingPluginFilter(new HashSet((Collection)includes));
}
else {
String[] includesArray = StringUtils.commaDelimitedListToStringArray(includes.toString());
pluginFilter = new IncludingPluginFilter(includesArray);
}
}
else if (excludes != null) {
if (excludes instanceof Collection) {
pluginFilter = new ExcludingPluginFilter(new HashSet((Collection)excludes));
}
else {
String[] excludesArray = StringUtils.commaDelimitedListToStringArray(excludes.toString());
pluginFilter = new ExcludingPluginFilter(excludesArray);
}
}
else {
pluginFilter = new IdentityPluginFilter();
}
return pluginFilter;
}
}