94 lines
3.0 KiB
Java
94 lines
3.0 KiB
Java
/*
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* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.io.PrintStream;
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import java.io.PrintWriter;
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import java.io.StringWriter;
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import java.util.Arrays;
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import java.util.List;
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import java.util.spi.ToolProvider;
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import java.util.stream.Collectors;
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/**
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* JdepsRunner class to invoke jdeps with the given command line argument
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*/
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public class JdepsRunner {
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private static final ToolProvider JDEPS_TOOL = ToolProvider.findFirst("jdeps")
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.orElseThrow(() -> new RuntimeException("jdeps tool not found"));
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public static JdepsRunner run(String... args) {
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JdepsRunner jdeps = new JdepsRunner(args);
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int rc = jdeps.run(true);
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if (rc != 0)
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throw new Error("jdeps failed: rc=" + rc);
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return jdeps;
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}
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final StringWriter stdout = new StringWriter();
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final StringWriter stderr = new StringWriter();
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final String[] args;
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public JdepsRunner(String... args) {
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System.out.println("jdeps " + Arrays.stream(args)
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.collect(Collectors.joining(" ")));
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this.args = args;
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}
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public JdepsRunner(List<String> args) {
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this(args.toArray(new String[0]));
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}
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public int run() {
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return run(false);
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}
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public int run(boolean showOutput) {
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try (PrintWriter pwout = new PrintWriter(stdout);
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PrintWriter pwerr = new PrintWriter(stderr)) {
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int rc = JDEPS_TOOL.run(pwout, pwerr, args);
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if (showOutput) {
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printStdout(System.out);
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printStderr(System.out);
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}
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return rc;
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}
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}
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public boolean outputContains(String s) {
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return stdout.toString().contains(s) || stderr.toString().contains(s);
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}
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public void printStdout(PrintStream stream) {
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stream.println(stdout.toString());
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}
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public void printStderr(PrintStream stream) {
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stream.println(stderr.toString());
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}
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public String[] output() {
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String lineSep = System.getProperty("line.separator");
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return stdout.toString().split(lineSep);
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}
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}
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