src/share/classes/java/lang/Process.java

@@ -89,11 +89,11 @@
      * output stream to be buffered.
      *
      * @return the output stream connected to the normal input of the
      *         subprocess
      */
-    abstract public OutputStream getOutputStream();
+    public abstract OutputStream getOutputStream();
 
     /**
      * Returns the input stream connected to the normal output of the
      * subprocess.  The stream obtains data piped from the standard
      * output of the process represented by this {@code Process} object.

@@ -115,11 +115,11 @@
      * input stream to be buffered.
      *
      * @return the input stream connected to the normal output of the
      *         subprocess
      */
-    abstract public InputStream getInputStream();
+    public abstract InputStream getInputStream();
 
     /**
      * Returns the input stream connected to the error output of the
      * subprocess.  The stream obtains data piped from the error output
      * of the process represented by this {@code Process} object.

@@ -136,11 +136,11 @@
      * input stream to be buffered.
      *
      * @return the input stream connected to the error output of
      *         the subprocess
      */
-    abstract public InputStream getErrorStream();
+    public abstract InputStream getErrorStream();
 
     /**
      * Causes the current thread to wait, if necessary, until the
      * process represented by this {@code Process} object has
      * terminated.  This method returns immediately if the subprocess

@@ -154,11 +154,11 @@
      * @throws InterruptedException if the current thread is
      *         {@linkplain Thread#interrupt() interrupted} by another
      *         thread while it is waiting, then the wait is ended and
      *         an {@link InterruptedException} is thrown.
      */
-    abstract public int waitFor() throws InterruptedException;
+    public abstract int waitFor() throws InterruptedException;
 
     /**
      * Returns the exit value for the subprocess.
      *
      * @return the exit value of the subprocess represented by this

@@ -165,13 +165,28 @@
      *         {@code Process} object.  By convention, the value
      *         {@code 0} indicates normal termination.
      * @throws IllegalThreadStateException if the subprocess represented
      *         by this {@code Process} object has not yet terminated
      */
-    abstract public int exitValue();
+    public abstract int exitValue();
 
     /**
+     * Kills the subprocess. Whether the subprocess represented by this
+     * {@code Process} object is forcibly terminated or not is 
+     * implementation dependent.
+     */
+    public abstract void destroy();
+
+    /**
      * Kills the subprocess. The subprocess represented by this
      * {@code Process} object is forcibly terminated.
      */
-    abstract public void destroy();
+    public abstract Process destroyForcibly();
+
+    /**
+     * Returns a boolean indicating whether the subprocess is alive.
+     *
+     * @return {@code true} if the subprocess represented by this
+     *         {@code Process} object has not yet terminated.
+     */
+    public abstract boolean isAlive();
 }