/**
* 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 jug.client.command.impl;
import jug.client.command.api.AbstractCommand;
import jug.client.command.api.Command;
import javax.ws.rs.core.Response;
import java.util.Map;
@Command(name = "help", usage = "help", description = "print this help")
public class HelpCommand extends AbstractCommand {
private Map<String, Class<?>> commands;
@Override
public void execute(final String cmd) {
for (Map.Entry<String, Class<?>> command : commands.entrySet()) {
try {
final Class<?> clazz = command.getValue();
final Command annotation = clazz.getAnnotation(Command.class);
System.out.println(annotation.name() + ": " + annotation.description());
System.out.println("\tUsage: " + annotation.usage());
} catch (Exception e) {
// ignored = command not available
}
}
}
@Override
protected Response invoke(String cmd) {
return null;
}
public void setCommands(Map<String, Class<?>> commands) {
this.commands = commands;
}
}