diff -r 000000000000 -r 959103a6100f test/tools/javadoc/outputRedirect/p/OutputRedirect.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/tools/javadoc/outputRedirect/p/OutputRedirect.java Wed Apr 27 01:34:52 2016 +0800 @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package p; + +import java.io.*; +import com.sun.tools.javadoc.Main; + +public class OutputRedirect { + + public static void main(String[] args) { + PrintStream originalOutput = System.out; + try { + doTest(); + } finally { + // restore things + System.setOut(originalOutput); + } + } + + static void doTest() { + ByteArrayOutputStream redirectedOutput = new ByteArrayOutputStream(); + PrintStream originalOutput = System.out; + + // redirect System.out to a buffer + System.setOut(new PrintStream(redirectedOutput)); + + PrintWriter sink = new PrintWriter(new ByteArrayOutputStream()); + + // execute javadoc + int result = Main.execute("javadoc", sink, sink, sink, + "com.sun.tools.doclets.standard.Standard", + new String[] {"p"} + ); + + + // test whether javadoc did any output to System.out + if (redirectedOutput.toByteArray().length > 0) { + originalOutput.println("Test failed; here's what javadoc wrote on its standard output:"); + originalOutput.println(redirectedOutput.toString()); + throw new Error("javadoc output wasn\'t properly redirected"); + } else if (result != 0) { + throw new Error("javadoc run failed"); + } else { + originalOutput.println("OK, good"); + } + } +}