Package it.unimi.di.law.warc.filters

Class URLMatchesRegex

java.lang.Object

it.unimi.di.law.warc.filters.AbstractFilter<java.net.URI>

it.unimi.di.law.warc.filters.URLMatchesRegex

All Implemented Interfaces:

com.google.common.base.Predicate<java.net.URI>, Filter<java.net.URI>, FlyweightPrototype<Filter<java.net.URI>>, java.util.function.Predicate<java.net.URI>

public class URLMatchesRegex
extends AbstractFilter<java.net.URI>

A filter accepting only URIs that match a certain regular expression.

Field Summary

Fields inherited from interface it.unimi.di.law.warc.filters.Filter

FILTER_PACKAGE_NAME

Constructor Summary

Constructors

Constructor	Description
URLMatchesRegex(java.lang.String expr)	Creates a filter that only accepts URLs matching a given regular expression.

Method Summary

Modifier and Type	Method	Description
boolean	apply(java.net.URI uri)	Apply the filter to a given URI
Filter<java.net.URI>	copy()
boolean	equals(java.lang.Object x)	Compare this with a given object
int	hashCode()
java.lang.String	toString()	Get a string representation of this
static URLMatchesRegex	valueOf(java.lang.String spec)	Get a new URLMatchesRegex accepting only URIs that match a certain regular expression

Methods inherited from class it.unimi.di.law.warc.filters.AbstractFilter

toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.google.common.base.Predicate

test

Methods inherited from interface java.util.function.Predicate

and, negate, or

Constructor Detail

URLMatchesRegex

public URLMatchesRegex(java.lang.String expr)

Creates a filter that only accepts URLs matching a given regular expression.

Parameters:

expr - the regular expression to be compiled

Method Detail

apply

public boolean apply(java.net.URI uri)

Apply the filter to a given URI

Parameters:

uri - the URI to be filtered

Returns:

true if uri matches the allowed pattern

valueOf

public static URLMatchesRegex valueOf(java.lang.String spec)

Get a new URLMatchesRegex accepting only URIs that match a certain regular expression

Parameters:

spec - the expression in string format (to be compiled) accepted by the new URLMatchesRegex

Returns:

a new URLMatchesRegex

toString

public java.lang.String toString()

Get a string representation of this

Overrides:

toString in class java.lang.Object

Returns:

the allowed pattern in string format

equals

public boolean equals(java.lang.Object x)

Compare this with a given object

Specified by:

equals in interface com.google.common.base.Predicate<java.net.URI>

Overrides:

equals in class java.lang.Object

Parameters:

x - the object to be compared

Returns:

true if x is instance of URLMatchesRegex and the pattern accepted by x is equal to the one accepted by this

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

copy

public Filter<java.net.URI> copy()