| /* |
| * Copyright 2012-present Facebook, Inc. |
| * |
| * 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 com.facebook.buck.shell; |
| |
| import com.facebook.buck.event.LogEvent; |
| import com.facebook.buck.step.ExecutionContext; |
| import com.facebook.buck.step.Step; |
| import com.google.common.base.Preconditions; |
| |
| public class EchoStep implements Step { |
| |
| private final String message; |
| |
| public EchoStep(String message) { |
| this.message = Preconditions.checkNotNull(message); |
| } |
| |
| @Override |
| public int execute(ExecutionContext context) { |
| context.getBuckEventBus().post(LogEvent.info(message)); |
| return 0; |
| } |
| |
| @Override |
| public String getDescription(ExecutionContext context) { |
| return String.format("echo \"%s\"", message); |
| } |
| |
| @Override |
| public String getShortName() { |
| return "echo"; |
| } |
| } |