Package org.apache.tools.ant.taskdefs

Class ExecuteJava

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

  • Constructor Summary

    Constructors 
    Constructor Description
    ExecuteJava()  

  • Method Summary

    Modifier and Type Method Description
    void execute​(Project project)
    Execute the Java class against the specified Ant Project.
    int fork​(ProjectComponent pc)
    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.
    boolean killedProcess()
    Get whether the process was killed.
    void run()
    Run this ExecuteJava in a Thread.
    void setClasspath​(Path p)
    Set the classpath to be used when running the Java class.
    void setJavaCommand​(Commandline javaCommand)
    Set the Java "command" for this ExecuteJava.
    void setOutput​(java.io.PrintStream out)
    Deprecated.
    since 1.4.x.
    void setPermissions​(Permissions permissions)
    Set the permissions for the application run.
    void setSystemProperties​(CommandlineJava.SysProperties s)
    Set the system properties to use when running the Java class.
    void setTimeout​(java.lang.Long timeout)
    Set the timeout for this ExecuteJava.
    static void setupCommandLineForVMS​(Execute exe, java.lang.String[] command)
    On VMS platform, we need to create a special java options file containing the arguments and classpath for the java command.
    void timeoutOccured​(Watchdog w)
    Mark timeout as having occurred.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

  • 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​(java.io.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​(java.lang.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 java.lang.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, java.lang.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.