1 /* 2 * Copyright (c) 2016, 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 24 25 import java.io.PrintStream; 26 import java.io.PrintWriter; 27 import java.io.StringWriter; 28 import java.util.Arrays; 29 import java.util.List; 30 import java.util.stream.Collectors; 31 32 /** 33 * JdepsRunner class to invoke jdeps with the given command line argument 34 */ 35 public class JdepsRunner { 36 public static JdepsRunner run(String... args) { 37 JdepsRunner jdeps = new JdepsRunner(args); 38 int rc = jdeps.run(); 39 jdeps.printStdout(System.err); 40 if (rc != 0) 41 throw new Error("jdeps failed: rc=" + rc); 42 return jdeps; 43 } 44 45 final StringWriter stdout = new StringWriter(); 46 final StringWriter stderr = new StringWriter(); 47 final String[] args; 48 public JdepsRunner(String... args) { 49 System.err.println("jdeps " + Arrays.stream(args) 50 .collect(Collectors.joining(" "))); 51 this.args = args; 52 } 53 54 public JdepsRunner(List<String> args) { 55 this(args.toArray(new String[0])); 56 } 57 58 public int run() { 59 return run(false); 60 } 61 62 public int run(boolean showOutput) { 63 try (PrintWriter pw = new PrintWriter(stdout)) { 64 int rc = com.sun.tools.jdeps.Main.run(args, pw); 65 if (showOutput) { 66 System.err.println(stdout.toString()); 67 } 68 return rc; 69 } 70 } 71 72 public boolean outputContains(String s) { 73 return stdout.toString().contains(s); 74 } 75 76 public void printStdout(PrintStream stream) { 77 stream.println(stdout.toString()); 78 } 79 80 public void printStderr(PrintStream stream) { 81 stream.println(stderr.toString()); 82 } 83 84 public String[] output() { 85 String lineSep = System.getProperty("line.separator"); 86 return stdout.toString().split(lineSep); 87 } 88 }