001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041:
042: package org.netbeans.modules.visualweb.ejb.util;
043:
044: /**
045: * RunCommand executes the command in a shell
046: * It allows to execute the command line and returns the
047: * status of execution and output and error messages
048: * associated with the execution
049: *
050: * @author Winston
051: * @author cao
052: */
053: public class RunCommand {
054: private Runtime runTime;
055: private Process this Process;
056: private String cmdString;
057:
058: /** Creates new RunCommand */
059: public RunCommand() {
060: this Process = null;
061: runTime = Runtime.getRuntime();
062: }
063:
064: /**
065: * Execute the command line in a separate process
066: * The command parameter is a fully qualified path
067: * of the command
068: */
069: public void execute(String command) throws java.io.IOException {
070: cmdString = command;
071:
072: this Process = runTime.exec(command);
073:
074: // Gobble up the input and error steam.
075: StreamGobbler inputStream = new StreamGobbler("stdin",
076: this Process.getInputStream());
077: StreamGobbler errorStream = new StreamGobbler("stderr",
078: this Process.getErrorStream());
079: inputStream.start();
080: errorStream.start();
081: }
082:
083: /**
084: * Execute the command line in a separate process
085: *
086: */
087: public void execute(String[] cmdArray) throws java.io.IOException {
088: for (int i = 0; i < cmdArray.length; i++) {
089: cmdString += cmdArray[i] + " ";
090: }
091:
092: this Process = runTime.exec(cmdArray);
093:
094: // Gobble up the input and error steam.
095: StreamGobbler inputStream = new StreamGobbler("stdin",
096: this Process.getInputStream());
097: StreamGobbler errorStream = new StreamGobbler("stderr",
098: this Process.getErrorStream());
099: inputStream.start();
100: errorStream.start();
101:
102: }
103:
104: /**
105: * Gets the return status of the command line process
106: */
107: public int getReturnStatus() {
108: try {
109: this Process.waitFor();
110: } catch (Exception e) {
111: e.printStackTrace();
112: return (-2);
113: }
114: return (this Process.exitValue());
115: }
116:
117: /**
118: * Checks whether the command line process is still running
119: */
120: public boolean isRunning() {
121: try {
122: int ev = this Process.exitValue();
123: } catch (IllegalThreadStateException ie) {
124: return (true);
125: } catch (Exception ie) {
126: return (false);
127: }
128: return (false);
129: }
130: }
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