Examples of org.apache.tools.ant.taskdefs.Execute

org.apache.tools.ant.taskdefs.Execute
Runs an external program. @since Ant 1.2


public class CommandRunnerImpl implements CommandRunner {
    public int fork(Task task, String[] command) throws BuildException {
        Redirector redirector = new Redirector(task);
        redirector.createStreams();
        Execute exe = new Execute(redirector.createHandler());
        exe.setAntRun(task.getProject());
        exe.setWorkingDirectory(task.getProject().getBaseDir());
        exe.setCommandline(command);
        try {
            int rc = exe.execute();
            redirector.complete();
            return rc;
        } catch (IOException e) {
            throw new BuildException(e, task.getLocation());
        }

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        symlinkTask.setOverwrite(overwrite);
        symlinkTask.execute();
    }


    private int executeCommand(String[] commandLine) throws IOException {
        Execute executeTask = new Execute();
        executeTask.setCommandline(commandLine);
        return executeTask.execute();
    }

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   * @param cmd the command to execute
   * @param watchdog
   * @return the exit status of the subprocess or INVALID.
   */
  protected int executeAsForked(CommandlineJava cmd, ExecuteWatchdog watchdog) {
    Execute execute= new Execute(new LogStreamHandler(this, Project.MSG_INFO, Project.MSG_WARN),
                                 watchdog);
    execute.setCommandline(cmd.getCommandline());
    execute.setAntRun(getProject());
    if(m_workingDir != null) {
      if(m_workingDir.exists() && m_workingDir.isDirectory()) {
        execute.setWorkingDirectory(m_workingDir);
      }
      else {
        log("Ignoring invalid working directory : " + m_workingDir, Project.MSG_WARN);
      }
    }


    String[] environment= m_environment.getVariables();
    if(null != environment) {
      for(String envEntry : environment) {
        log("Setting environment variable: " + envEntry, Project.MSG_VERBOSE);
      }
    }


    execute.setEnvironment(environment);


    log(cmd.describeCommand(), Project.MSG_VERBOSE);
    int retVal;
    try {
      retVal= execute.execute();
    }
    catch(IOException e) {
      throw new BuildException("Process fork failed.", e, getLocation());
    }

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            propsFile.delete();
            throw new BuildException("Error creating temporary properties "
                                     + "file.", e, getLocation());
        }


        Execute execute = new Execute(
            new JUnitLogStreamHandler(
                this,
                Project.MSG_INFO,
                Project.MSG_WARN),
            watchdog);
        execute.setCommandline(cmd.getCommandline());
        execute.setAntRun(getProject());
        if (dir != null) {
            execute.setWorkingDirectory(dir);
        }


        String[] environment = env.getVariables();
        if (environment != null) {
            for (int i = 0; i < environment.length; i++) {
                log("Setting environment variable: " + environment[i],
                    Project.MSG_VERBOSE);
            }
        }
        execute.setNewenvironment(newEnvironment);
        execute.setEnvironment(environment);


        log(cmd.describeCommand(), Project.MSG_VERBOSE);


        checkForkedPath(cmd);


        TestResultHolder result = new TestResultHolder();
        try {
            result.exitCode = execute.execute();
        } catch (IOException e) {
            throw new BuildException("Process fork failed.", e, getLocation());
        } finally {
            String vmCrashString = "unknown";
            BufferedReader br = null;

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    // override some of the code so we can test the handling of the
    // return code only.
    public static class MyRpm extends Rpm {
        protected Execute getExecute(Commandline toExecute,
                                     ExecuteStreamHandler streamhandler) {
            return new Execute() {
                    public int execute() {
                        // 2 is != 0 and even, so it is considered
                        // failure on any platform currently supported
                        // by Execute#isFailure.
                        return 2;

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            } else {
                commandArray = args;
            }


            try {
                Execute exe = new Execute(
                                  new LogStreamHandler(attributes,
                                                       Project.MSG_INFO,
                                                       Project.MSG_WARN));
                if (Os.isFamily("openvms")) {
                    //Use the VM launcher instead of shell launcher on VMS
                    //for java
                    exe.setVMLauncher(true);
                }
                exe.setAntRun(project);
                exe.setWorkingDirectory(project.getBaseDir());
                exe.setCommandline(commandArray);
                exe.execute();
                return exe.getExitValue();
            } catch (IOException e) {
                throw new BuildException("Error running " + args[0]
                        + " compiler", e, location);
            }
        } finally {

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     * @return the exit code of the command.
     */
    protected int runCmd(Commandline cmd, ExecuteStreamHandler out) {
        try {
            Project aProj = getProject();
            Execute exe = new Execute(out);
            exe.setAntRun(aProj);
            exe.setWorkingDirectory(aProj.getBaseDir());
            exe.setCommandline(cmd.getCommandline());
            return exe.execute();
        } catch (java.io.IOException e) {
            String msg = "Failed executing: " + cmd.toString()
                + ". Exception: " + e.getMessage();
            throw new BuildException(msg, getLocation());
        }

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            FILE_UTILS.tryHardToDelete(propsFile);
            throw new BuildException("Error creating temporary properties "
                                     + "file.", e, getLocation());
        }


        Execute execute = new Execute(
            new JUnitLogStreamHandler(
                this,
                Project.MSG_INFO,
                Project.MSG_WARN),
            watchdog);
        execute.setCommandline(cmd.getCommandline());
        execute.setAntRun(getProject());
        if (dir != null) {
            execute.setWorkingDirectory(dir);
        }


        String[] environment = env.getVariables();
        if (environment != null) {
            for (int i = 0; i < environment.length; i++) {
                log("Setting environment variable: " + environment[i],
                    Project.MSG_VERBOSE);
            }
        }
        execute.setNewenvironment(newEnvironment);
        execute.setEnvironment(environment);


        log(cmd.describeCommand(), Project.MSG_VERBOSE);


        checkForkedPath(cmd);


        TestResultHolder result = new TestResultHolder();
        try {
            result.exitCode = execute.execute();
        } catch (IOException e) {
            throw new BuildException("Process fork failed.", e, getLocation());
        } finally {
            String vmCrashString = "unknown";
            BufferedReader br = null;

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     * @return                  int the exit code.
     * @throws  BuildException
     */
    protected int run(Commandline cmd) {
        try {
            Execute exe = new Execute(new LogStreamHandler(this,
                    Project.MSG_INFO,
                    Project.MSG_WARN));


            exe.setAntRun(getProject());
            exe.setWorkingDirectory(getProject().getBaseDir());
            exe.setCommandline(cmd.getCommandline());
            exe.setVMLauncher(false);  // Use the OS VM launcher so we get environment variables
            return exe.execute();
        } catch (java.io.IOException e) {
            throw new BuildException(e, getLocation());
        }
    }

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     * @param  cmd  The command line to execute.
     * @return      The return code from the exec'd process.
     */
    private int run(Commandline cmd) {
        try {
            Execute exe = new Execute(new LogStreamHandler(this,
                    Project.MSG_INFO,
                    Project.MSG_WARN));


            // If location of ss.ini is specified we need to set the
            // environment-variable SSDIR to this value
            if (serverPath != null) {
                String[] env = exe.getEnvironment();
                if (env == null) {
                    env = new String[0];
                }
                String[] newEnv = new String[env.length + 1];
                System.arraycopy(env, 0, newEnv, 0, env.length);
                newEnv[env.length] = "SSDIR=" + serverPath;


                exe.setEnvironment(newEnv);
            }


            exe.setAntRun(getProject());
            exe.setWorkingDirectory(getProject().getBaseDir());
            exe.setCommandline(cmd.getCommandline());
            // Use the OS launcher so we get environment variables
            exe.setVMLauncher(false);
            return exe.execute();
        } catch (IOException e) {
            throw new BuildException(e, getLocation());
        }
    }

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