eu.simuline.util

Class Finder.ExecFilter

java.lang.Object

eu.simuline.util.Finder.Filter

eu.simuline.util.Finder.ExecFilter

Enclosing class:

Finder

static class Finder.ExecFilter
extends Finder.Filter

Filter executing a shell command and passes the file received if the shell command succeeds according to its return code.

See Also:

Finder.exec(String[]), Finder.ExecJavaFilter

Field Summary

Fields

Modifier and Type	Field and Description
private String[]	cmd The command to be executed including arguments separated by space as to be passed to Runtime.exec(String) in order to decide whether the given file passes the filter.

Constructor Summary

Constructors

Constructor and Description
ExecFilter(String[] cmd) Creates an execution filter from the given command and arguments.

Method Summary

Modifier and Type	Method and Description
boolean	pass(File file) The given file passes this filter, i.e. this method returns true if the shell command given by cmd succeeds according to its return value (which is then zero).

Methods inherited from class eu.simuline.util.Finder.Filter

and, not, or

Methods inherited from class java.lang.Object

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

Field Detail

cmd

private final String[] cmd

The command to be executed including arguments separated by space as to be passed to Runtime.exec(String) in order to decide whether the given file passes the filter. For more information on the entries see Finder.exec(String[]).

Constructor Detail

ExecFilter

ExecFilter(String[] cmd)

Creates an execution filter from the given command and arguments.

Parameters:

cmd - The 0th entry is the command itself and the others are arguments. For details see Finder.exec(String[]).

Method Detail

pass

public boolean pass(File file)

The given file passes this filter, i.e. this method returns true if the shell command given by cmd succeeds according to its return value (which is then zero).

Execution proceeds in the following steps:

• Replace the arguments Finder.EXEC_ARG by the long name of file.
• Create a separate process to execute the command.
• Wait for execution end and
• pass if the return value 0 indicates success.

Specified by:

pass in class Finder.Filter