| /* |
| * 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 unit; |
| |
| import com.alibaba.com.caucho.hessian.io.Hessian2Input; |
| import junit.framework.Assert; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.nio.charset.StandardCharsets; |
| |
| /** |
| * @author wongoo |
| */ |
| public class GoTestUtil { |
| |
| public static Object readGoObject(String func) { |
| System.out.println("read go data: " + func); |
| try { |
| Process process = Runtime.getRuntime() |
| .exec("go run output/output.go -func_name=" + func, |
| null, |
| new File("..")); |
| |
| int exitValue = process.waitFor(); |
| if (exitValue != 0) { |
| Assert.fail(readString(process.getErrorStream())); |
| return null; |
| } |
| |
| InputStream is = process.getInputStream(); |
| Hessian2Input input = new Hessian2Input(is); |
| return input.readObject(); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| return null; |
| } |
| } |
| |
| private static String readString(InputStream in) throws IOException { |
| StringBuilder out = new StringBuilder(); |
| InputStreamReader reader = new InputStreamReader(in, StandardCharsets.UTF_8); |
| char[] buffer = new char[4096]; |
| |
| int bytesRead; |
| while ((bytesRead = reader.read(buffer)) != -1) { |
| out.append(buffer, 0, bytesRead); |
| } |
| |
| return out.toString(); |
| } |
| } |