1/* 2 * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24package test.java.awt.regtesthelpers.process; 25 26import java.io.PrintStream; 27 28/** 29 * The calss incapsulates process related information and methods to 30 * handle this information. 31 * 32 */ 33 34public class ProcessResults { 35 private int exitValue; 36 private StringBuilder stdout; 37 private StringBuilder stderr; 38 39 public ProcessResults() { 40 exitValue = -1; 41 stdout = new StringBuilder(); 42 stderr = new StringBuilder(); 43 } 44 45 public synchronized int getExitValue () { 46 return exitValue; 47 } 48 49 public synchronized String getStdOut() { 50 return stdout.toString(); 51 } 52 53 public synchronized String getStdErr() { 54 return stderr.toString(); 55 } 56 57 /** Prints child process standart output into the desired PrintStream. 58 * 59 * @param printTo PrintStraem where output have to be redirected 60 */ 61 public synchronized void printProcessStandartOutput(PrintStream printTo) { 62 if (stdout != null && stdout.length() > 0) { 63 printTo.println("========= Child VM System.out ========"); 64 printTo.print(stdout); 65 printTo.println("======================================"); 66 } 67 } 68 69 /** Prints child process error output into the desired PrintStream. 70 * 71 * @param printTo PrintStraem where output have to be redirected 72 */ 73 public synchronized void printProcessErrorOutput(PrintStream printTo) { 74 if (stderr != null && stderr.length() > 0) { 75 printTo.println("========= Child VM System.err ========"); 76 printTo.print(stderr); 77 printTo.println("======================================"); 78 } 79 } 80 81 /** Prints child process error output into the desired {@code PrintStream}, 82 * if child JVM error output contains any of the next words: "error", 83 * "exception". We cannot be sure that the test is failed when stderr is 84 * not empty, because in error stream could be written some debug information. 85 * 86 * @param err PrintStraem where output have to be redirected 87 */ 88 public synchronized void verifyStdErr(PrintStream err) { 89 if (stderr != null && ((stderr.toString().toLowerCase().indexOf("error") != -1) 90 || (stderr.toString().toLowerCase().indexOf("exception") != -1))) 91 { 92 printProcessErrorOutput(err); 93 throw new RuntimeException("WARNING: Child process error stream " + 94 "is not empty!"); 95 } 96 } 97 98 /** Throws new RuntimeException if the child JVM returns not 0 value. 99 * 100 * @param err PrintStraem where output have to be redirected 101 */ 102 public synchronized void verifyProcessExitValue(PrintStream err) { 103 if (exitValue != 0) { 104 throw new RuntimeException("Child process returns not 0 value!" + 105 "Returned value is " + exitValue); 106 } 107 } 108 109 public void verifyProcessExecutionResults(PrintStream err) { 110 // the next functions are synchronized 111 verifyStdErr(err); 112 verifyProcessExitValue(err); 113 } 114 115 synchronized void appendToStdOut(char c) { 116 stdout.append(c); 117 } 118 119 synchronized void appendToStdErr(char c) { 120 stderr.append(c); 121 } 122 123 synchronized void setExitValue(int exitValue) { 124 this.exitValue = exitValue; 125 } 126} 127