org.codehaus.plexus.util.cli.CommandLineUtils.StringStreamConsumer Java Examples

The following examples show how to use org.codehaus.plexus.util.cli.CommandLineUtils.StringStreamConsumer. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: BuildNumberMojoTest.java    From buildnumber-maven-plugin with MIT License 6 votes vote down vote up 
private static boolean isSvn18()
{
    Commandline cl = new Commandline();
    cl.setExecutable( "svn" );
    cl.createArg().setValue( "--version" );

    StringStreamConsumer stdout = new StringStreamConsumer();
    StringStreamConsumer stderr = new StringStreamConsumer();

    try
    {
        CommandLineUtils.executeCommandLine( cl, stdout, stderr );
        Matcher versionMatcher = SVN_VERSION_PATTERN.matcher( stdout.getOutput() );
        return versionMatcher.find() && ( Integer.parseInt( versionMatcher.group( 1 ) ) > 1
            || Integer.parseInt( versionMatcher.group( 2 ) ) >= 8 );
    }
    catch ( CommandLineException e )
    {
    }

    return false;
}
Example #2
Source File: AbstractGraphMojo.java    From depgraph-maven-plugin with Apache License 2.0 4 votes vote down vote up 
private void createDotGraphImage(Path graphFilePath) throws IOException {
  String graphFileName = createDotImageFileName(graphFilePath);
  Path graphFile = graphFilePath.resolveSibling(graphFileName);

  String dotExecutable = determineDotExecutable();
  String[] arguments = new String[]{
      "-T", this.imageFormat,
      "-o", graphFile.toAbsolutePath().toString(),
      graphFilePath.toAbsolutePath().toString()};

  Commandline cmd = new Commandline();
  cmd.setExecutable(dotExecutable);
  cmd.addArguments(arguments);

  getLog().info("Running Graphviz: " + dotExecutable + " " + Joiner.on(" ").join(arguments));

  StringStreamConsumer systemOut = new StringStreamConsumer();
  StringStreamConsumer systemErr = new StringStreamConsumer();
  int exitCode;

  try {
    exitCode = CommandLineUtils.executeCommandLine(cmd, systemOut, systemErr);
  } catch (CommandLineException e) {
    throw new IOException("Unable to execute Graphviz", e);
  }

  Splitter lineSplitter = Splitter.on(LINE_SEPARATOR_PATTERN).omitEmptyStrings().trimResults();
  Iterable<String> output = Iterables.concat(
      lineSplitter.split(systemOut.getOutput()),
      lineSplitter.split(systemErr.getOutput()));

  for (String line : output) {
    getLog().info("  dot> " + line);
  }

  if (exitCode != 0) {
    throw new IOException("Graphviz terminated abnormally. Exit code: " + exitCode);
  }

  getLog().info("Graph image created on " + graphFile.toAbsolutePath());
}