Package org.apache.tools.ant.taskdefs

Class ExecuteJava

java.lang.Object
org.apache.tools.ant.taskdefs.ExecuteJava
All Implemented Interfaces:
Runnable, TimeoutObserver
public class ExecuteJava extends Object implements Runnable, TimeoutObserver
Execute a Java class.
Since:
Ant 1.2

  • Constructor Details

    • ExecuteJava

      public ExecuteJava()

  • Method Details

    • setJavaCommand

      public void setJavaCommand(Commandline javaCommand)
      Set the Java "command" for this ExecuteJava.
      Parameters:
      javaCommand - the classname and arguments in a Commandline.

    • setClasspath

      public void setClasspath(Path p)
      Set the classpath to be used when running the Java class.
      Parameters:
      p - an Ant Path object containing the classpath.

    • setSystemProperties

      public void setSystemProperties(CommandlineJava.SysProperties s)
      Set the system properties to use when running the Java class.
      Parameters:
      s - CommandlineJava system properties.

    • setPermissions

      public void setPermissions(Permissions permissions)
      Set the permissions for the application run.
      Parameters:
      permissions - the Permissions to use.
      Since:
      Ant 1.6

    • setOutput

      @Deprecated public void setOutput(PrintStream out)
      Deprecated.
      since 1.4.x. manage output at the task level.
      Set the stream to which all output (System.out as well as System.err) will be written.
      Parameters:
      out - the PrintStream where output should be sent.

    • setTimeout

      public void setTimeout(Long timeout)
      Set the timeout for this ExecuteJava.
      Parameters:
      timeout - timeout as Long.
      Since:
      Ant 1.5

    • execute

      public void execute(Project project) throws BuildException
      Execute the Java class against the specified Ant Project.
      Parameters:
      project - the Project to use.
      Throws:
      BuildException - on error.

    • run

      public void run()
      Run this ExecuteJava in a Thread.
      Specified by:
      run in interface Runnable
      Since:
      Ant 1.5

    • timeoutOccured

      public void timeoutOccured(Watchdog w)
      Mark timeout as having occurred.
      Specified by:
      timeoutOccured in interface TimeoutObserver
      Parameters:
      w - the responsible Watchdog.
      Since:
      Ant 1.5

    • killedProcess

      public boolean killedProcess()
      Get whether the process was killed.
      Returns:
      true if the process was killed, false otherwise.
      Since:
      1.19, Ant 1.5

    • fork

      public int fork(ProjectComponent pc) throws BuildException
      Run the Java command in a separate VM, this does not give you the full flexibility of the Java task, but may be enough for simple needs.
      Parameters:
      pc - the ProjectComponent to use for logging, etc.
      Returns:
      the exit status of the subprocess.
      Throws:
      BuildException - on error.
      Since:
      Ant 1.6.3

    • setupCommandLineForVMS

      public static void setupCommandLineForVMS(Execute exe, String[] command)
      On VMS platform, we need to create a special java options file containing the arguments and classpath for the java command. The special file is supported by the "-V" switch on the VMS JVM.
      Parameters:
      exe - the Execute instance to alter.
      command - the command-line.