com.izforge.izpack.util.regex

Class JavaRegexpMatcher

java.lang.Object

com.izforge.izpack.util.regex.JavaRegexpMatcher

All Implemented Interfaces:

RegexpMatcher

Direct Known Subclasses:

JavaRegexp

public class JavaRegexpMatcher
extends Object
implements RegexpMatcher

Implementation of RegexpMatcher for the built-in regexp matcher of JDK 1.4. UNIX_LINES option is enabled as a default.

Author:

René Krell - changes against the original implementation in Apache Ant 1.6.5

See Also:

Apache Ant

Field Summary

Fields inherited from interface com.izforge.izpack.util.regex.RegexpMatcher

MATCH_CASE_INSENSITIVE, MATCH_DEFAULT, MATCH_MULTILINE, MATCH_SINGLELINE

Constructor Summary

Constructors

Constructor and Description
JavaRegexpMatcher() Constructor for JakartaOroRegexp

Method Summary

Modifier and Type	Method and Description
protected Pattern	getCompiledPattern(int options) Get a compiled representation of the regexp pattern
protected int	getCompilerOptions(int options) Convert the generic options to the regex compiler specific options.
Vector<String>	getGroups(String argument) Returns a Vector of matched groups found in the argument using default options.
Vector<String>	getGroups(String input, int options) Returns a Vector of matched groups found in the argument.
String	getPattern() Get a String representation of the regexp pattern
boolean	matches(String argument) Does the given argument match the pattern using default options?
boolean	matches(String input, int options) Does the given argument match the pattern?
void	setPattern(String pattern) Set the regexp pattern from the String description.

Methods inherited from class java.lang.Object

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

Constructor Detail

JavaRegexpMatcher

public JavaRegexpMatcher()

Constructor for JakartaOroRegexp

Method Detail

setPattern

public void setPattern(String pattern)

Set the regexp pattern from the String description.

Specified by:

setPattern in interface RegexpMatcher

Parameters:

pattern - the pattern to match

getPattern

public String getPattern()

Get a String representation of the regexp pattern

Specified by:

getPattern in interface RegexpMatcher

Returns:

the pattern

Throws:

org.apache.tools.ant.BuildException - on error

getCompiledPattern

protected Pattern getCompiledPattern(int options)
                              throws RuntimeException

Get a compiled representation of the regexp pattern

Parameters:

options - the options

Returns:

the compiled pattern

Throws:

org.apache.tools.ant.BuildException - on error

RuntimeException

matches

public boolean matches(String argument)
                throws RuntimeException

Does the given argument match the pattern using default options?

Specified by:

matches in interface RegexpMatcher

Parameters:

argument - the string to match against

Returns:

true if the pattern matches

Throws:

org.apache.tools.ant.BuildException - on error

RuntimeException

matches

public boolean matches(String input,
                       int options)
                throws RuntimeException

Does the given argument match the pattern?

Specified by:

matches in interface RegexpMatcher

Parameters:

input - the string to match against

options - the regex options to use

Returns:

true if the pattern matches

Throws:

org.apache.tools.ant.BuildException - on error

RuntimeException

getGroups

public Vector<String> getGroups(String argument)
                         throws RuntimeException

Returns a Vector of matched groups found in the argument using default options.

Group 0 will be the full match, the rest are the parenthesized subexpressions

.

Specified by:

getGroups in interface RegexpMatcher

Parameters:

argument - the string to match against

Returns:

the vector of groups

Throws:

org.apache.tools.ant.BuildException - on error

RuntimeException

getGroups

public Vector<String> getGroups(String input,
                                int options)
                         throws RuntimeException

Returns a Vector of matched groups found in the argument.

Group 0 will be the full match, the rest are the parenthesized subexpressions

.

Specified by:

getGroups in interface RegexpMatcher

Parameters:

input - the string to match against

options - the regex options to use

Returns:

the vector of groups

Throws:

org.apache.tools.ant.BuildException - on error

RuntimeException

getCompilerOptions

protected int getCompilerOptions(int options)

Convert the generic options to the regex compiler specific options.

Parameters:

options - the generic options

Returns:

the specific options