Package scriptella.driver.shell

Class ShellCommandRunner

java.lang.Object

scriptella.driver.shell.ShellCommandRunner

public class ShellCommandRunner
extends Object

Runner for shell commands, abstracting threading and process details.

Field Summary

Fields

Modifier and Type	Field	Description
protected BufferedReader	procErrReader
protected BufferedReader	procOutputReader

Constructor Summary

Constructors

Constructor	Description
ShellCommandRunner(String[] shellCmdArgs, BufferedWriter out)

Method Summary

Modifier and Type	Method	Description
void	close()
void	exec(String cmdText)
protected void	execAndInitReaders(String[] args)	Can be subclassed for testing and no use Process at all.
void	executeAfterStdoutStderrConsumed(Runnable runnable)
void	waitForAndCheckExceptions()	Wait for the process to finish (including stdout/stderr finished forwarding) and check for errors during processing its output
protected void	waitForProc()

Methods inherited from class java.lang.Object

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

Field Details

procOutputReader

protected BufferedReader procOutputReader

procErrReader

protected BufferedReader procErrReader

Constructor Details

ShellCommandRunner

public ShellCommandRunner(String[] shellCmdArgs,
 BufferedWriter out)

Method Details

exec

public void exec(String cmdText)
          throws IOException

Throws:

IOException

waitForAndCheckExceptions

public void waitForAndCheckExceptions()
                               throws InterruptedException,
ExecutionException

Wait for the process to finish (including stdout/stderr finished forwarding) and check for errors during processing its output

Throws:

InterruptedException - if the current thread is interrupted while waiting

ExecutionException - if an error occurred during processing output of the process (srdin/stderr)

executeAfterStdoutStderrConsumed

public void executeAfterStdoutStderrConsumed(Runnable runnable)

close

public void close()

execAndInitReaders

protected void execAndInitReaders(String[] args)
                           throws IOException

Can be subclassed for testing and no use Process at all.

Throws:

IOException

waitForProc

protected void waitForProc()
                    throws InterruptedException

Throws:

InterruptedException