org.elasticsearch.plugins.PluginsHelper Maven / Gradle / Ivy
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* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.plugins;
import com.google.common.collect.Sets;
import org.elasticsearch.env.Environment;
import java.io.File;
import java.util.Set;
/**
* Helper class for plugins
*/
public class PluginsHelper {
/**
* Build a list of existing site plugins for a given environment
* @param environment We look into Environment#pluginsFile()
* @return A Set of existing site plugins
*/
public static Set sitePlugins(Environment environment) {
File pluginsFile = environment.pluginsFile();
Set sitePlugins = Sets.newHashSet();
if (!pluginsFile.exists() || !pluginsFile.isDirectory()) {
return sitePlugins;
}
for (File pluginFile : pluginsFile.listFiles()) {
if (new File(pluginFile, "_site").exists()) {
sitePlugins.add(pluginFile.getName());
}
}
return sitePlugins;
}
}