Package org.wildfly.glow

Class ExecUtil

java.lang.Object

org.wildfly.glow.ExecUtil

public class ExecUtil
extends Object

Constructor Summary

Constructors

Constructor	Description
ExecUtil()

Method Summary

Modifier and Type	Method	Description
static void	destroyProcess(Process process)	Kill the process, if still alive, kill it forcibly
static boolean	exec(File directory, String command, GlowMessageWriter writer, String... args)	Execute the specified command from within the specified directory.The method allows specifying an output filter that processes the command output.
static boolean	exec(String command, GlowMessageWriter writer, String... args)	Execute the specified command from within the current directory.
static boolean	execSilentWithTimeout(Duration timeout, String command, GlowMessageWriter writer, String... args)	Execute silently the specified command until the given timeout from within the current directory.
static boolean	execWithTimeout(File directory, Duration timeout, String command, GlowMessageWriter writer, String... args)	Execute the specified command until the given timeout from within the specified directory.The method allows specifying an output filter that processes the command output.
static String	resolveImageBinary(GlowMessageWriter writer)	Resolves which image binary to use.First docker is tried.
static Process	startProcess(File directory, String command, String... args)	Start a process executing given command with arguments within the specified directory.

Methods inherited from class java.lang.Object

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

Constructor Details

ExecUtil

public ExecUtil()

Method Details

exec

public static boolean exec(String command,
 GlowMessageWriter writer,
 String... args)

Execute the specified command from within the current directory.

Parameters:

command - The command

writer -

args - The command arguments

Returns:

true if commands where executed successfully

execSilentWithTimeout

public static boolean execSilentWithTimeout(Duration timeout,
 String command,
 GlowMessageWriter writer,
 String... args)

Execute silently the specified command until the given timeout from within the current directory.

Parameters:

timeout - The timeout

command - The command

writer -

args - The command arguments

Returns:

true if commands where executed successfully

exec

public static boolean exec(File directory,
 String command,
 GlowMessageWriter writer,
 String... args)

Execute the specified command from within the specified directory.The method allows specifying an output filter that processes the command output.

Parameters:

directory - The directory

command - The command

writer -

args - The command arguments

Returns:

true if commands where executed successfully

execWithTimeout

public static boolean execWithTimeout(File directory,
 Duration timeout,
 String command,
 GlowMessageWriter writer,
 String... args)

Execute the specified command until the given timeout from within the specified directory.The method allows specifying an output filter that processes the command output.

Parameters:

directory - The directory

timeout - The timeout

command - The command

writer -

args - The command arguments

Returns:

true if commands where executed successfully

startProcess

public static Process startProcess(File directory,
 String command,
 String... args)

Start a process executing given command with arguments within the specified directory.

Parameters:

directory - The directory

command - The command

args - The command arguments

Returns:

the process

destroyProcess

public static void destroyProcess(Process process)

Kill the process, if still alive, kill it forcibly

Parameters:

process - the process to kill

resolveImageBinary

public static String resolveImageBinary(GlowMessageWriter writer)

Resolves which image binary to use.First docker is tried. If docker does not exist, then podman is tried. If podman does not exist null is returned.

Parameters:

writer -

Returns:

the resolved binary, or null if docker or podman was not found