/*
* 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.karaf.shell.api.action;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Used to denote a class represents a command which is executable
* within a shell/scope or as a command line process.
*
* All classes annotated with @Command should implement the
* {@link org.apache.karaf.shell.api.action.Action} interface.
*/
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.TYPE})
public @interface Command
{
/**
* Returns the scope or sub shell of the command.
*
* @return the command scope.
*/
String scope();
/**
* Returns the name of the command if used inside a shell.
*
* @return the command name.
*/
String name();
/**
* Returns the description of the command which is used to generate command line help.
*
* @return the command description.
*/
String description() default "";
/**
* Returns a detailed description of the command.
* This description will be shown in the help for the command.
* Longer descriptions can be externalized using a
* <code>classpath:[location]</code> url, in which case the
* description will be loaded from the bundle at the given location,
* relatively to the implementation of the command.
*
* @return the command long description.
*/
String detailedDescription() default "";
}