Made a code review on CmdExec (exception management, readiness…).

This commit is contained in:
Christian P. MOMON 2016-06-29 19:49:03 +02:00
parent cc33285f5f
commit ebf0585a83
5 changed files with 707 additions and 600 deletions

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@ -1,5 +1,5 @@
/** /**
* Copyright (C) 2005-2010, 2013, 2015 Christian Pierre MOMON * Copyright (C) 2005-2010, 2013, 2015-2016 Christian Pierre MOMON
* *
* This file is part of Devinsy-utils. * This file is part of Devinsy-utils.
* *
@ -18,9 +18,12 @@
*/ */
package fr.devinsy.util.cmdexec; package fr.devinsy.util.cmdexec;
import java.util.ArrayList;
import org.slf4j.Logger; import org.slf4j.Logger;
import org.slf4j.LoggerFactory; import org.slf4j.LoggerFactory;
import fr.devinsy.util.cmdexec.StreamGobbler.StreamWay;
import fr.devinsy.util.strings.StringListUtils; import fr.devinsy.util.strings.StringListUtils;
/** /**
@ -31,430 +34,468 @@ import fr.devinsy.util.strings.StringListUtils;
*/ */
public class CmdExec public class CmdExec
{ {
private static final Logger logger = LoggerFactory.getLogger(CmdExec.class); private static final Logger logger = LoggerFactory.getLogger(CmdExec.class);
protected int exitValue; private int exitValue;
protected String out; private String out;
protected String err; private String err;
// //////////////////////////////////////////////////////////////////// // ////////////////////////////////////////////////////////////////////
// //
// //////////////////////////////////////////////////////////////////// // ////////////////////////////////////////////////////////////////////
/** /**
* *
*/ */
public CmdExec(final String command) public CmdExec(final String command)
{ {
run(command, StreamGobbler.NONE, StreamGobbler.NONE); run(command, StreamGobbler.StreamWay.BUFFER, StreamGobbler.StreamWay.BUFFER);
} }
/** /**
* *
*/ */
public CmdExec(final String... command) public CmdExec(final String... command)
{ {
run(command, StreamGobbler.NONE, StreamGobbler.NONE); run(command, StreamGobbler.StreamWay.BUFFER, StreamGobbler.StreamWay.BUFFER);
} }
/** /**
* *
*/ */
public CmdExec(final String command, final int STDOUT, final int STDERR) public CmdExec(final String command, final StreamGobbler outputGobbler, final StreamGobbler errorGobbler)
{ {
run(command, STDOUT, STDERR); run(command, outputGobbler, errorGobbler);
} }
/** /**
* *
*/ */
public CmdExec(final String command, final StreamGobbler outputGobbler, final StreamGobbler errorGobbler) public CmdExec(final String command, final StreamGobbler.StreamWay stdout, final StreamGobbler.StreamWay stderr)
{ {
run(command, outputGobbler, errorGobbler); run(command, stdout, stderr);
} }
/** /**
* *
*/ */
public CmdExec(final String[] command, final int STDOUT, final int STDERR) public CmdExec(final String[] command, final StreamGobbler outputGobbler, final StreamGobbler errorGobbler)
{ {
run(command, STDOUT, STDERR); run(command, outputGobbler, errorGobbler);
} }
/** /**
* *
*/ */
public CmdExec(final String[] command, final StreamGobbler outputGobbler, final StreamGobbler errorGobbler) public CmdExec(final String[] command, final StreamGobbler.StreamWay stdout, final StreamGobbler.StreamWay stderr)
{ {
run(command, outputGobbler, errorGobbler); run(command, stdout, stderr);
} }
// //////////////////////////////////////////////////////////////////// // ////////////////////////////////////////////////////////////////////
// //
// //////////////////////////////////////////////////////////////////// // ////////////////////////////////////////////////////////////////////
/** /**
* *
* @return * @return
*/ */
public String getErrStream() public String getErrStream()
{ {
String result; String result;
result = this.err; result = this.err;
// //
return (result); return (result);
} }
/** /**
* *
* @return * @return
*/ */
public int getExitValue() public int getExitValue()
{ {
int result; int result;
result = this.exitValue; result = this.exitValue;
return (result); //
} return (result);
}
/** /**
* *
* @return * @return
*/ */
public String getOutStream() public String getOutStream()
{ {
String result; String result;
result = this.out; result = this.out;
// //
return (result); return (result);
} }
/** /**
*
* @param command
* : not a shell command, it must be a executable program.
* @param outputGobbler
* @param errorGobbler
* @return
*/
public int run(final String command, final StreamGobbler outputGobbler, final StreamGobbler errorGobbler)
{
int result;
logger.info("CmdExec(commande) = [" + command + "]");
String[] commands = command.split("[ \t\n\r\f]");
result = run(commands, outputGobbler, errorGobbler);
//
return (result);
}
/**
* *
*/ */
public int run(final String command, final int STDOUT, final int STDERR) public int run(final String command, final StreamWay stdout, final StreamWay stderr)
{ {
int result; int result;
result = run(command, new StreamGobbler("OUTPUT", STDOUT), new StreamGobbler("ERROR", STDERR)); result = run(command, new StreamGobbler("OUTPUT", stdout), new StreamGobbler("ERROR", stderr));
// //
return (result); return (result);
} }
/** /**
* * Note: this code is inspired by an article of Michael C. Daconta published
* @param command * in JavaWorld Dec 29, 2000 (http://www.javaworld.com/article/2071275
* : not a shell command, it must be a executable program. * /core-java/when-runtime-exec---won -t.html?page=2).
* @param outputGobbler *
* @param errorGobbler * @param command
* @return * not a shell command, it must be a executable program.
*/ * @param outputGobbler
public int run(final String command, final StreamGobbler outputGobbler, final StreamGobbler errorGobbler) * @param errorGobbler
{ * @return
int result; */
public int run(final String[] command, final StreamGobbler outputGobbler, final StreamGobbler errorGobbler)
{
int result;
logger.info("CmdExec(commande) = [" + command + "]"); logger.info("CmdExec(commande[]) = [" + StringListUtils.toStringSeparatedBy(command, " ") + "]");
logger.info("CmdExec(commande[]) = [" + StringListUtils.toStringWithBrackets(command) + "]");
String[] commands = command.split("[ \t\n\r\f]"); try
{
Runtime rt = Runtime.getRuntime();
result = run(commands, outputGobbler, errorGobbler); Process process = rt.exec(command);
// // Set a collector for error message.
return (result); errorGobbler.setInputStream(process.getErrorStream());
}
// // Set a collector for output message.
public int run(final String[] command, final int STDOUT, final int STDERR) outputGobbler.setInputStream(process.getInputStream());
{
int result;
result = run(command, new StreamGobbler("OUTPUT", STDOUT), new StreamGobbler("ERROR", STDERR)); // Collect messages.
errorGobbler.start();
outputGobbler.start();
// // Wait and manage the exit value.
return (result); this.exitValue = process.waitFor();
} logger.info("ExitValue: {}", this.exitValue);
/** // Sometimes, process ends before Gobblers read its outpout, so we
* Note: this code is inspired by an article of Michael C. Daconta published // must wait them.
* in JavaWorld Dec 29, 2000 (http://www.javaworld.com/article/2071275 while ((!outputGobbler.isOver()) || (!errorGobbler.isOver()))
* /core-java/when-runtime-exec---won -t.html?page=2). {
* Thread.sleep(2);
* @param command }
* not a shell command, it must be a executable program.
* @param outputGobbler
* @param errorGobbler
* @return
*/
public int run(final String[] command, final StreamGobbler outputGobbler, final StreamGobbler errorGobbler)
{
this.exitValue = 0;
logger.info("CmdExec(commande[]) = [" + StringListUtils.toString(command) + "]"); // Store messages.
logger.info("CmdExec(commande[]) = [" + StringListUtils.toStringWithBrackets(command) + "]"); this.out = outputGobbler.getStream();
this.err = errorGobbler.getStream();
try this.exitValue = 0;
{ result = this.exitValue;
Runtime rt = Runtime.getRuntime(); }
catch (Exception exception)
{
this.err = exception.getMessage();
this.exitValue = -77;
result = this.exitValue;
logger.error(exception.getMessage(), exception);
}
Process proc = rt.exec(command); //
return (result);
}
// Set a collector for error message. /**
errorGobbler.setInputStream(proc.getErrorStream()); *
* @param command
* @param stdout
* @param stderr
* @return
*/
public int run(final String[] command, final StreamGobbler.StreamWay stdout, final StreamGobbler.StreamWay stderr)
{
int result;
// Set a collector for output message. result = run(command, new StreamGobbler("OUTPUT", stdout), new StreamGobbler("ERROR", stderr));
outputGobbler.setInputStream(proc.getInputStream());
// Collect messages. //
errorGobbler.start(); return (result);
outputGobbler.start(); }
// Wait and manage the exit value. /**
this.exitValue = proc.waitFor(); *
logger.info("ExitValue: " + this.exitValue); * @param commands
* @return
* @throws CmdExecException
*/
public static String multirun(final String... commands) throws CmdExecException
{
String result;
// Sometimes, process ends before Gobblers read its outpout, so we ArrayList<String> stdouts = new ArrayList<String>(commands.length);
// must wait them.
while ((!outputGobbler.isOver()) || (!errorGobbler.isOver()))
{
Thread.sleep(2);
}
// Store messsages. boolean ended = false;
this.out = outputGobbler.getStream(); int commandCounter = 0;
this.err = errorGobbler.getStream(); while (!ended)
} {
catch (Exception exception) if (commandCounter < commands.length)
{ {
this.err = exception.getMessage(); String command = commands[commandCounter];
this.exitValue = -77;
exception.printStackTrace();
}
// if ((command == null) || (command.length() == 0))
return (this.exitValue); {
} result = null;
commandCounter += 1;
}
else
{
stdouts.add(CmdExec.run(command));
commandCounter += 1;
}
}
else
{
ended = true;
result = null;
}
}
/** //
* int resultLength = 0;
*/ for (String stdout : stdouts)
static public String multirun(final String... commands) throws Exception {
{ resultLength += stdout.length();
String result; }
StringBuffer buffer = new StringBuffer(resultLength);
for (String stdout : stdouts)
{
buffer.append(stdout);
}
result = buffer.toString();
result = ""; //
return (result);
}
boolean ended = false; // ////////////////////////////////////////////////////////////////////
int commandCounter = 0; //
while (!ended) // ////////////////////////////////////////////////////////////////////
{ /**
if (commandCounter < commands.length) * @throws CmdExecException
{ */
String command = commands[commandCounter]; public static String run(final String command) throws CmdExecException
{
String result;
if ((command == null) || (command.length() == 0)) result = CmdExec.run(command.split("[ \t\n\r\f]"));
{
result = null;
commandCounter += 1;
}
else
{
result += CmdExec.run(command);
commandCounter += 1;
}
}
else
{
ended = true;
result = null;
}
}
// //
return (result); return (result);
} }
// //////////////////////////////////////////////////////////////////// /**
// * @throws CmdExecException
// //////////////////////////////////////////////////////////////////// * @throws Exception
/** *
* */
*/ public static String run(final String... command) throws CmdExecException
static public String run(final String command) throws Exception {
{ String result;
String result;
result = CmdExec.run(command.split("[ \t\n\r\f]")); if ((command == null) || (command.length == 0))
{
throw new IllegalArgumentException("Empty command");
}
else
{
CmdExec cmd = new CmdExec(command, StreamGobbler.StreamWay.BUFFER, StreamGobbler.StreamWay.BUFFER);
// if (cmd.getExitValue() == 0)
return (result); {
} result = cmd.getOutStream();
}
else
{
logger.error("Command=\"" + StringListUtils.toStringWithBrackets(command));
logger.error("Command=\"[" + StringListUtils.toString(command) + "]\n out => [" + cmd.getOutStream() + "]\n " + "err => (" + cmd.getErrStream().length() + ")[" + cmd.getErrStream()
+ "]");
throw new CmdExecException(cmd.getErrStream());
}
}
/** //
* return (result);
*/ }
static public String run(final String... command) throws Exception
{
String result;
if ((command == null) || (command.length == 0)) /**
{ * Examples:
throw new Exception("Empty command"); *
} * setfacl("sudo", "setfacl", "-m", "g:cpm:rwX", "/tmp/toto");
else * setfacl("sudo", "setfacl", "-R", "-m", "g:cpm:rwX", "/tmp/toto");
{ *
CmdExec cmd = new CmdExec(command, StreamGobbler.BUFFER, StreamGobbler.BUFFER); * @throws CmdExecException
*/
public static String run(final String program1, final String program2, final String[] args, final int min, final int max) throws CmdExecException
{
String result;
if (cmd.getExitValue() == 0) //
{ boolean nullArg = false;
result = cmd.getOutStream(); boolean ended = false;
} int argumentIndex = 0;
else while (!ended)
{ {
logger.error("Command=\"" + StringListUtils.toStringWithBrackets(command)); if (argumentIndex >= args.length)
logger.error("Command=\"[" + StringListUtils.toString(command) + "]\n out => [" + cmd.getOutStream() + "]\n " + "err => (" + cmd.getErrStream().length() + ")[" + cmd.getErrStream() {
+ "]"); ended = true;
throw new Exception(cmd.getErrStream()); nullArg = false;
} }
} else
{
if (args[argumentIndex] == null)
{
ended = true;
nullArg = true;
}
else
{
argumentIndex += 1;
}
}
}
// //
return (result); if (program1 == null)
} {
throw new IllegalArgumentException("Null program parameter 1 detected: [" + program1 + "].");
}
else if (program2 == null)
{
throw new IllegalArgumentException("Null program parameter 2 detected: [" + program2 + "].");
}
else if (nullArg)
{
throw new IllegalArgumentException("Null parameter detected in position " + argumentIndex + " for " + StringListUtils.toStringWithBrackets(args) + ".");
}
else if ((args.length < min) || (args.length > max))
{
throw new IllegalArgumentException("Bad number of parameters: " + args.length + " for " + StringListUtils.toStringWithBrackets(args) + ".");
}
else
{
//
String[] command = new String[args.length + 2];
command[0] = program1;
command[1] = program2;
for (argumentIndex = 0; argumentIndex < args.length; argumentIndex++)
{
command[argumentIndex + 2] = args[argumentIndex];
}
/** result = CmdExec.run(command);
* Examples: setfacl("sudo", "setfacl", "-m", "g:cpm:rwX", "/tmp/toto"); }
* setfacl("sudo", "setfacl", "-R", "-m", "g:cpm:rwX", "/tmp/toto");
*/
static public String run(final String program1, final String program2, final String[] args, final int min, final int max) throws Exception
{
String result;
// //
boolean nullArg = false; return (result);
boolean ended = false; }
int nArg = 0;
while (!ended)
{
if (nArg >= args.length)
{
ended = true;
nullArg = false;
}
else
{
if (args[nArg] == null)
{
ended = true;
nullArg = true;
}
else
{
nArg += 1;
}
}
}
// /**
if (program1 == null) * Examples:
{ *
throw new Exception("Null program parameter 1 detected: [" + program1 + "]."); * setfacl("setfacl", "-m", "g:cpm:rwX", "/tmp/toto");
} *
else if (program2 == null) * setfacl("setfacl", "-R", "-m", "g:cpm:rwX", "/tmp/toto");
{ *
throw new Exception("Null program parameter 2 detected: [" + program2 + "]."); * @throws CmdExecException
} */
else if (nullArg) public static String run(final String program, final String[] args, final int min, final int max) throws CmdExecException
{ {
throw new Exception("Null parameter detected in position " + nArg + " for " + StringListUtils.toStringWithBrackets(args) + "."); String result;
}
else if ((args.length < min) || (args.length > max))
{
throw new Exception("Bad number of parameters: " + args.length + " for " + StringListUtils.toStringWithBrackets(args) + ".");
}
else
{
//
String[] command = new String[args.length + 2];
command[0] = program1;
command[1] = program2;
for (nArg = 0; nArg < args.length; nArg++)
{
command[nArg + 2] = args[nArg];
}
result = CmdExec.run(command); //
} boolean nullArg = false;
boolean ended = false;
int argumentCounter = 0;
while (!ended)
{
if (argumentCounter >= args.length)
{
ended = true;
nullArg = false;
}
else
{
if (args[argumentCounter] == null)
{
ended = true;
nullArg = true;
}
else
{
argumentCounter += 1;
}
}
}
// //
return (result); if (program == null)
} {
throw new IllegalArgumentException("Null program parameter detected: [" + program + "].");
}
else if (nullArg)
{
throw new IllegalArgumentException("Null parameter detected in position " + argumentCounter + " for " + StringListUtils.toStringWithBrackets(args) + ".");
}
else if ((args.length < min) || (args.length > max))
{
throw new IllegalArgumentException("Bad number of parameters: " + args.length + " for " + StringListUtils.toStringWithBrackets(args) + ".");
}
else
{
//
String[] command = new String[args.length + 1];
command[0] = program;
for (argumentCounter = 0; argumentCounter < args.length; argumentCounter++)
{
command[argumentCounter + 1] = args[argumentCounter];
}
/** result = CmdExec.run(command);
* Examples: setfacl("setfacl", "-m", "g:cpm:rwX", "/tmp/toto"); }
* setfacl("setfacl", "-R", "-m", "g:cpm:rwX", "/tmp/toto");
*/
static public String run(final String program, final String[] args, final int min, final int max) throws Exception
{
String result;
// //
boolean nullArg = false; return (result);
boolean ended = false; }
int argumentCounter = 0;
while (!ended)
{
if (argumentCounter >= args.length)
{
ended = true;
nullArg = false;
}
else
{
if (args[argumentCounter] == null)
{
ended = true;
nullArg = true;
}
else
{
argumentCounter += 1;
}
}
}
//
if (program == null)
{
throw new Exception("Null program parameter detected: [" + program + "].");
}
else if (nullArg)
{
throw new Exception("Null parameter detected in position " + argumentCounter + " for " + StringListUtils.toStringWithBrackets(args) + ".");
}
else if ((args.length < min) || (args.length > max))
{
throw new Exception("Bad number of parameters: " + args.length + " for " + StringListUtils.toStringWithBrackets(args) + ".");
}
else
{
//
String[] command = new String[args.length + 1];
command[0] = program;
for (argumentCounter = 0; argumentCounter < args.length; argumentCounter++)
{
command[argumentCounter + 1] = args[argumentCounter];
}
result = CmdExec.run(command);
}
//
return (result);
}
} }

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@ -0,0 +1,62 @@
/**
* Copyright (C) 2016 Christian Pierre MOMON
*
* This file is part of Devinsy-utils.
*
* Devinsy-utils is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Devinsy-utils 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Devinsy-utils. If not, see <http://www.gnu.org/licenses/>
*/
package fr.devinsy.util.cmdexec;
/**
*
* @author Christian Pierre MOMON (christian.momon@devinsy.fr)
*
*/
public class CmdExecException extends Exception
{
private static final long serialVersionUID = 3264886426311529668L;
public CmdExecException()
{
super();
}
/**
*
* @param message
*/
public CmdExecException(final String message)
{
super(message);
}
/**
*
* @param message
* @param cause
*/
public CmdExecException(final String message, final Throwable cause)
{
super(message, cause);
}
/**
*
* @param cause
*/
public CmdExecException(final Throwable cause)
{
super(cause);
}
}

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@ -1,5 +1,5 @@
/** /**
* Copyright (C) 2005-2008, 2010, 2013 Christian Pierre MOMON * Copyright (C) 2005-2008, 2010, 2013, 2016 Christian Pierre MOMON
* *
* This file is part of Devinsy-utils. * This file is part of Devinsy-utils.
* *
@ -32,160 +32,165 @@ import org.slf4j.LoggerFactory;
*/ */
public class StreamGobbler extends Thread public class StreamGobbler extends Thread
{ {
private static final Logger logger = LoggerFactory.getLogger(CmdExec.class); public enum StreamWay
{
NONE,
PRINT,
BUFFER
}
public static final int NONE = 0; private static final Logger logger = LoggerFactory.getLogger(CmdExec.class);
public static final int PRINT = 1;
public static final int BUFFER = 2;
protected InputStream is; private InputStream is;
protected String type; private String name;
protected int streamWay; private StreamWay streamWay;
protected StringBuffer stream; private StringBuffer stream;
// Important if the caller wants have complete stream in case of very short // Important if the caller wants have complete stream in case of very short
// command. // command.
protected boolean isOverStatus; private boolean isOverStatus;
/** /**
* *
*/ */
StreamGobbler() StreamGobbler()
{ {
this.type = ""; this.is = null;
this.streamWay = NONE; this.name = "";
this.stream = new StringBuffer(); this.streamWay = StreamWay.NONE;
this.isOverStatus = false; this.stream = new StringBuffer();
} this.isOverStatus = false;
}
/** /**
* *
* @param is * @param is
* @param type * @param name
*/ */
StreamGobbler(final InputStream is, final String type) StreamGobbler(final InputStream is, final String name)
{ {
this.is = is; this.is = is;
this.type = type; this.name = name;
this.streamWay = NONE; this.streamWay = StreamWay.NONE;
this.stream = new StringBuffer(); this.stream = new StringBuffer();
this.isOverStatus = false; this.isOverStatus = false;
} }
/** /**
* *
* @param is * @param is
* @param type * @param name
* @param streamWay * @param streamWay
*/ */
StreamGobbler(final InputStream is, final String type, final int streamWay) StreamGobbler(final InputStream is, final String name, final StreamWay streamWay)
{ {
this.is = is; this.is = is;
this.type = type; this.name = name;
this.streamWay = streamWay; this.streamWay = streamWay;
this.stream = new StringBuffer(); this.stream = new StringBuffer();
this.isOverStatus = false; this.isOverStatus = false;
} }
/** /**
* *
* @param type * @param type
* @param streamWay * @param streamWay
*/ */
StreamGobbler(final String type, final int streamWay) StreamGobbler(final String type, final StreamWay streamWay)
{ {
this.type = type; this.name = type;
this.streamWay = streamWay; this.streamWay = streamWay;
this.stream = new StringBuffer(); this.stream = new StringBuffer();
this.isOverStatus = false; this.isOverStatus = false;
} }
/** /**
* *
* @return * @return
*/ */
public String getStream() public String getStream()
{ {
String result; String result;
if (this.stream != null) if (this.stream != null)
{ {
result = this.stream.toString(); result = this.stream.toString();
} }
else else
{ {
result = null; result = null;
} }
// //
return (result); return (result);
} }
/** /**
* *
* @return * @return
*/ */
public boolean isOver() public boolean isOver()
{ {
boolean result; boolean result;
result = this.isOverStatus; result = this.isOverStatus;
// //
return (result); return (result);
} }
/** /**
* *
*/ */
@Override @Override
public void run() public void run()
{ {
try try
{ {
InputStreamReader isr = new InputStreamReader(this.is); InputStreamReader isr = new InputStreamReader(this.is);
BufferedReader buffer = new BufferedReader(isr); BufferedReader buffer = new BufferedReader(isr);
String line = null; String line = null;
if (this.streamWay == NONE) switch (this.streamWay)
{ {
while ((line = buffer.readLine()) != null) case NONE:
{ while ((line = buffer.readLine()) != null)
; {
} ;
} }
else if (this.streamWay == PRINT) break;
{
while ((line = buffer.readLine()) != null)
{
System.out.println(this.type + ">" + line);
}
}
else if (this.streamWay == BUFFER)
{
while ((line = buffer.readLine()) != null)
{
this.stream.append(line + "\n");
}
}
else
{
logger.warn("unknow way for stream");
}
}
catch (IOException ioe)
{
ioe.printStackTrace();
}
this.isOverStatus = true; case PRINT:
} while ((line = buffer.readLine()) != null)
{
System.out.println(this.name + ">" + line);
}
break;
/** case BUFFER:
* while ((line = buffer.readLine()) != null)
* @param is {
*/ this.stream.append(line + "\n");
public void setInputStream(final InputStream is) }
{ break;
this.is = is;
} default:
logger.warn("unknow way for stream");
}
}
catch (IOException exception)
{
logger.error(exception.getMessage(), exception);
}
this.isOverStatus = true;
}
/**
*
* @param is
*/
public void setInputStream(final InputStream is)
{
this.is = is;
}
} }

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@ -1,109 +0,0 @@
/**
* Copyright (C) 2013 Christian Pierre MOMON
*
* This file is part of Devinsy-utils.
*
* Devinsy-utils is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Devinsy-utils 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Devinsy-utils. If not, see <http://www.gnu.org/licenses/>
*/
import org.apache.log4j.ConsoleAppender;
import org.apache.log4j.PatternLayout;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import fr.devinsy.util.cmdexec.CmdExec;
import fr.devinsy.util.cmdexec.StreamGobbler;
/**
*
*/
class CmdExecSandbox
{
static private final Logger logger;
static
{
// Initialize logger.
org.apache.log4j.BasicConfigurator.configure();
org.apache.log4j.Logger.getRootLogger().setLevel(org.apache.log4j.Level.INFO);
logger = LoggerFactory.getLogger(CmdExecSandbox.class);
logger.info("Enter");
//
logger.info("Set the log file format...");
org.apache.log4j.Logger defaultLogger = org.apache.log4j.Logger.getRootLogger();
defaultLogger.removeAllAppenders();
defaultLogger.addAppender(new ConsoleAppender(new PatternLayout("%d{ISO8601} - dutils [%-5p] %34.34c.%-25M - %m%n")));
logger.info("... done.");
logger.debug("Exit");
}
/**
*
*/
public static String check(final String title, final StringBuffer source, final String model)
{
String result;
if (source.indexOf(model) == -1)
{
result = String.format("%-40s -> KO <-", title) + "\nGet:\n" + source + "\nWaiting:\n" + model;
}
else
{
result = String.format("%-40s [ OK ] ", title);
}
//
return (result);
}
/**
*
*/
public static void main(final String[] args)
{
System.out.println("Automatic test action for CmdExec!");
test1();
}
/**
*
*/
public static void test1()
{
try
{
System.out.println("Launch ...");
// String command = "/bin/sort -r /etc/passwd";
String[] command = { "/bin/sort", "-r", "/etc/passwd" };
CmdExec cmd = new CmdExec(command, StreamGobbler.BUFFER, StreamGobbler.BUFFER);
System.out.println("exitVal=[" + cmd.getExitValue() + "]");
System.out.println("out=[" + cmd.getOutStream() + "]");
System.out.println("err=[" + cmd.getErrStream() + "]");
}
catch (Exception exception)
{
exception.printStackTrace();
logger.info("ERRRO=" + exception);
}
}
}

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@ -0,0 +1,108 @@
package fr.devinsy.util.cmdexec;
/**
* Copyright (C) 2013 Christian Pierre MOMON
*
* This file is part of Devinsy-utils.
*
* Devinsy-utils is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Devinsy-utils 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Devinsy-utils. If not, see <http://www.gnu.org/licenses/>
*/
import org.apache.log4j.ConsoleAppender;
import org.apache.log4j.PatternLayout;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
*
*/
class CmdExecSandbox
{
static private final Logger logger;
static
{
// Initialize logger.
org.apache.log4j.BasicConfigurator.configure();
org.apache.log4j.Logger.getRootLogger().setLevel(org.apache.log4j.Level.INFO);
logger = LoggerFactory.getLogger(CmdExecSandbox.class);
logger.info("Enter");
//
logger.info("Set the log file format…");
org.apache.log4j.Logger defaultLogger = org.apache.log4j.Logger.getRootLogger();
defaultLogger.removeAllAppenders();
defaultLogger.addAppender(new ConsoleAppender(new PatternLayout("%d{ISO8601} - dutils [%-5p] %34.34c.%-25M - %m%n")));
logger.info("… done.");
logger.debug("Exit");
}
/**
*
*/
public static String check(final String title, final StringBuffer source, final String model)
{
String result;
if (source.indexOf(model) == -1)
{
result = String.format("%-40s -> KO <-", title) + "\nGet:\n" + source + "\nWaiting:\n" + model;
}
else
{
result = String.format("%-40s [ OK ] ", title);
}
//
return (result);
}
/**
*
*/
public static void main(final String[] args)
{
System.out.println("Automatic test action for CmdExec!");
test1();
}
/**
*
*/
public static void test1()
{
try
{
System.out.println("Launch…s");
// String command = "/bin/sort -r /etc/passwd";
String[] command = { "/usr/bin/sort", "-r", "/etc/passwd" };
CmdExec cmd = new CmdExec(command, StreamGobbler.StreamWay.BUFFER, StreamGobbler.StreamWay.BUFFER);
System.out.println("exitVal=[" + cmd.getExitValue() + "]");
System.out.println("out=[" + cmd.getOutStream() + "]");
System.out.println("err=[" + cmd.getErrStream() + "]");
}
catch (Exception exception)
{
exception.printStackTrace();
logger.info("ERRRO=" + exception);
}
}
}