Package com.google.gwt.util.regexfilter

Class RegexFilter

java.lang.Object

com.google.gwt.util.regexfilter.RegexFilter

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

WhitelistRegexFilter

public abstract class RegexFilter
extends Object
implements Serializable

This class implements filters that are configured with a sequence of regexes. Each regex in the sequence can be preceded by a + or a - to indicate whether it indicates that queries matching the regex should be included or excluded. Concrete subclasses indicate the default behaviors by overriding acceptByDefault() and entriesArePositiveByDefault().

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
RegexFilter()
RegexFilter(TreeLogger logger, List<String> values)

Method Summary

Modifier and Type	Method	Description
protected abstract boolean	acceptByDefault()	If no pattern matches, whether the query should be considered as an accept.
void	add(String regex)
void	addAll(RegexFilter regexFilter)
void	addAll(List<String> newValues)
protected abstract boolean	entriesArePositiveByDefault()	If a pattern is not preceded by + or -, whether the query should be considered positive.
List<String>	getValues()
boolean	isEmpty()
boolean	isIncluded(TreeLogger logger, String query)
boolean	isIncluded(String query)

Methods inherited from class java.lang.Object

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

Constructor Details

RegexFilter

public RegexFilter()

RegexFilter

public RegexFilter(TreeLogger logger,
 List<String> values)
            throws UnableToCompleteException

Throws:

UnableToCompleteException

Method Details

isEmpty

public boolean isEmpty()

getValues

public List<String> getValues()

add

public void add(String regex)

addAll

public void addAll(List<String> newValues)

addAll

public void addAll(RegexFilter regexFilter)

isIncluded

public boolean isIncluded(String query)

isIncluded

public boolean isIncluded(TreeLogger logger,
 String query)

acceptByDefault

protected abstract boolean acceptByDefault()

If no pattern matches, whether the query should be considered as an accept.

entriesArePositiveByDefault

protected abstract boolean entriesArePositiveByDefault()

If a pattern is not preceded by + or -, whether the query should be considered positive.