Code example for PipedInputStream

Methods: available

        String jarArgs[] = new String[argList.size()];
        jarArgs = argList.toArray(jarArgs);
        PipedOutputStream pipedOutput = new PipedOutputStream();
        PipedInputStream pipedInput = new PipedInputStream(pipedOutput);
        PrintStream out = new PrintStream(pipedOutput);
        Main jarTool = new Main(out, System.err, "jar");
        if (! {
            fail("Could not list jar file."); 
        check(pipedInput.available() > 0);
    private static void testJarExtract(String jarFile) throws IOException {
        List<String> argList = new ArrayList<String>();
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