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Diffstat (limited to 'libjava/java/lang/Process.java')
-rw-r--r-- | libjava/java/lang/Process.java | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/libjava/java/lang/Process.java b/libjava/java/lang/Process.java deleted file mode 100644 index b6e18ca..0000000 --- a/libjava/java/lang/Process.java +++ /dev/null @@ -1,129 +0,0 @@ -/* Process.java - Represent spawned system process - Copyright (C) 1998, 1999, 2001, 2002, 2003, 2004, 2005 - Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package java.lang; - -import java.io.InputStream; -import java.io.OutputStream; - -/** - * An instance of a subclass of <code>Process</code> is created by the - * <code>Runtime.exec</code> methods. Methods in <code>Process</code> - * provide a means to send input to a process, obtain the output from a - * subprocess, destroy a subprocess, obtain the exit value from a - * subprocess, and wait for a subprocess to complete. - * - * <p>This is dependent on the platform, and some processes (like native - * windowing processes, 16-bit processes in Windows, or shell scripts) may - * be limited in functionality. Because some platforms have limited buffers - * between processes, you may need to provide input and read output to prevent - * the process from blocking, or even deadlocking. - * - * <p>Even if all references to this object disapper, the process continues - * to execute to completion. There are no guarantees that the - * subprocess execute asynchronously or concurrently with the process which - * owns this object. - * - * @author Brian Jones - * @author Tom Tromey (tromey@cygnus.com) - * @see Runtime#exec(String[], String[], File) - * @since 1.0 - * @status updated to 1.4 - */ -public abstract class Process -{ - /** - * Empty constructor does nothing. - */ - public Process() - { - } - - /** - * Obtain the output stream that sends data to the subprocess. This is - * the STDIN of the subprocess. When implementing, you should probably - * use a buffered stream. - * - * @return the output stream that pipes to the process input - */ - public abstract OutputStream getOutputStream(); - - /** - * Obtain the input stream that receives data from the subprocess. This is - * the STDOUT of the subprocess. When implementing, you should probably - * use a buffered stream. - * - * @return the input stream that pipes data from the process output - */ - public abstract InputStream getInputStream(); - - /** - * Obtain the input stream that receives data from the subprocess. This is - * the STDERR of the subprocess. When implementing, you should probably - * use a buffered stream. - * - * @return the input stream that pipes data from the process error output - */ - public abstract InputStream getErrorStream(); - - /** - * The thread calling <code>waitFor</code> will block until the subprocess - * has terminated. If the process has already terminated then the method - * immediately returns with the exit value of the subprocess. - * - * @return the subprocess exit value; 0 conventionally denotes success - * @throws InterruptedException if another thread interrupts the blocked one - */ - public abstract int waitFor() throws InterruptedException; - - /** - * When a process terminates there is associated with that termination - * an exit value for the process to indicate why it terminated. A return - * of <code>0</code> denotes normal process termination by convention. - * - * @return the exit value of the subprocess - * @throws IllegalThreadStateException if the subprocess has not terminated - */ - public abstract int exitValue(); - - /** - * Kills the subprocess and all of its children forcibly. - */ - public abstract void destroy(); -} // class Process |