com.asakusafw.yaess.tools

Class CommandLineUtil

java.lang.Object

com.asakusafw.yaess.tools.CommandLineUtil

public final class CommandLineUtil
extends Object

Utilities for command line interfaces.

Since:

0.2.3

Field Summary

Fields

Modifier and Type	Field and Description
static String	SCHEME_CLASSPATH The scheme name of Java class path.

Method Summary

Modifier and Type	Method and Description
static ClassLoader	buildPluginLoader(ClassLoader parent, List<File> files) Creates a class loader for loading plug-ins.
static Properties	loadProperties(File path) Loads properties from the specified file.
static List<File>	parseFileList(String fileListOrNull) Parses a string of file list separated by the platform dependent path separator.

Methods inherited from class java.lang.Object

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

Field Detail

SCHEME_CLASSPATH

public static final String SCHEME_CLASSPATH

The scheme name of Java class path.

See Also:

Constant Field Values

Method Detail

loadProperties

public static Properties loadProperties(File path)
                                 throws IOException

Loads properties from the specified file.

Parameters:

path - path to the target properties

Returns:

the loaded properties

Throws:

IOException - if failed to load the properties

IllegalArgumentException - if any parameter is null

parseFileList

public static List<File> parseFileList(String fileListOrNull)

Parses a string of file list separated by the platform dependent path separator.

Parameters:

fileListOrNull - target string, or null

Returns:

the represented file list, or an empty list if not specified

buildPluginLoader

public static ClassLoader buildPluginLoader(ClassLoader parent,
                                            List<File> files)

Creates a class loader for loading plug-ins.

Parameters:

parent - parent class loader, or null to use the system class loader

files - plug-in class paths (*.jar file or class path directory)

Returns:

the created class loader

Throws:

IllegalArgumentException - if some parameters were null