com.asakusafw.dmdl.util

Class CommandLineUtils

java.lang.Object

com.asakusafw.dmdl.util.CommandLineUtils

public final class CommandLineUtils
extends Object

Utilities for command line interfaces.

Since:

0.2.0

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 DmdlSourceRepository	buildRepository(List<File> files, Charset cs) Creates a source repository from the specified file list.
static Charset	parseCharset(String charsetNameOrNull) Parses a name of charcter-set.
static List<File>	parseFileList(String fileListOrNull) Parses a string of file list separated by the platform dependent path separator.
static Locale	parseLocale(String localeNameOrNull) Parses a name of locale.

Methods inherited from class java.lang.Object

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

Method Detail

parseCharset

public static Charset parseCharset(String charsetNameOrNull)

Parses a name of charcter-set.

Parameters:

charsetNameOrNull - target name, or null

Returns:

the represented charset, or the default charset if a name is not specified

parseLocale

public static Locale parseLocale(String localeNameOrNull)

Parses a name of locale.

Parameters:

localeNameOrNull - target name, or null

Returns:

the represented locale, or the default locale if a name is not specified

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

buildRepository

public static DmdlSourceRepository buildRepository(List<File> files,
                                                   Charset cs)

Creates a source repository from the specified file list.

Parameters:

files - target file list

cs - source charset encoding

Returns:

the created repository which traverses the specified source paths

Throws:

IllegalArgumentException - if some parameters were null

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