Package org.codehaus.plexus.classworlds.launcher

Class ConfigurationParser

java.lang.Object

org.codehaus.plexus.classworlds.launcher.ConfigurationParser

public class ConfigurationParser
extends java.lang.Object

Event based launcher configuration parser, delegating effective configuration handling to ConfigurationHandler.

See Also:

ConfigurationHandler

Field Summary

Fields

Modifier and Type	Field	Description
private ConfigurationHandler	handler
static java.lang.String	IMPORT_PREFIX
static java.lang.String	LOAD_PREFIX
static java.lang.String	MAIN_PREFIX
static java.lang.String	OPTIONALLY_PREFIX	Optionally spec prefix.
static java.lang.String	SET_PREFIX
private java.util.Properties	systemProperties

Constructor Summary

Constructors

Constructor	Description
ConfigurationParser(ConfigurationHandler handler, java.util.Properties systemProperties)

Method Summary

Modifier and Type	Method	Description
private boolean	canIgnore(java.lang.String line)	Determine if a line can be ignored because it is a comment or simply blank.
protected java.lang.String	filter(java.lang.String text)	Filter a string for system properties.
protected void	loadGlob(java.lang.String line, boolean optionally)	Load a glob into the specified classloader.
void	parse(java.io.InputStream is)	Parse launcher configuration file and send events to the handler.

Methods inherited from class java.lang.Object

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

Field Detail

MAIN_PREFIX

public static final java.lang.String MAIN_PREFIX

See Also:

Constant Field Values

SET_PREFIX

public static final java.lang.String SET_PREFIX

See Also:

Constant Field Values

IMPORT_PREFIX

public static final java.lang.String IMPORT_PREFIX

See Also:

Constant Field Values

LOAD_PREFIX

public static final java.lang.String LOAD_PREFIX

See Also:

Constant Field Values

OPTIONALLY_PREFIX

public static final java.lang.String OPTIONALLY_PREFIX

Optionally spec prefix.

See Also:

Constant Field Values

handler

private ConfigurationHandler handler

systemProperties

private java.util.Properties systemProperties

Constructor Detail

ConfigurationParser

public ConfigurationParser(ConfigurationHandler handler,
                           java.util.Properties systemProperties)

Method Detail

parse

public void parse(java.io.InputStream is)
           throws java.io.IOException,
                  ConfigurationException,
                  DuplicateRealmException,
                  NoSuchRealmException

Parse launcher configuration file and send events to the handler.

Parameters:

is - the inputstream

Throws:

java.io.IOException - when IOException occurs

ConfigurationException - when ConfigurationException occurs

DuplicateRealmException - when realm already exists

NoSuchRealmException - when realm doesn't exist

loadGlob

protected void loadGlob(java.lang.String line,
                        boolean optionally)
                 throws java.net.MalformedURLException,
                        java.io.FileNotFoundException,
                        ConfigurationException

Load a glob into the specified classloader.

Parameters:

line - The path configuration line.

optionally - Whether the path is optional or required

Throws:

java.net.MalformedURLException - If the line does not represent a valid path element.

java.io.FileNotFoundException - If the line does not represent a valid path element in the filesystem.

ConfigurationException - will never occur (thrown for backwards compatibility)

filter

protected java.lang.String filter(java.lang.String text)
                           throws ConfigurationException

Filter a string for system properties.

Parameters:

text - The text to filter.

Returns:

The filtered text.

Throws:

ConfigurationException - If the property does not exist or if there is a syntax error.

canIgnore

private boolean canIgnore(java.lang.String line)

Determine if a line can be ignored because it is a comment or simply blank.

Parameters:

line - The line to test.

Returns:

true if the line is ignorable, otherwise false.