com.sun.jersey.server.impl.uri.rules.CombiningMatchingPatterns Maven / Gradle / Ivy
/*
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://jersey.dev.java.net/CDDL+GPL.html
* or jersey/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at jersey/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [year]
* [name of copyright owner]"
*
* Contributor(s):
*
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.jersey.server.impl.uri.rules;
import com.sun.jersey.spi.uri.rules.UriMatchResultContext;
import com.sun.jersey.spi.uri.rules.UriRules;
import java.util.Iterator;
import java.util.List;
import java.util.NoSuchElementException;
/**
* Rules combining one or more other rules and matching in sequence.
*
* @author [email protected]
*/
public class CombiningMatchingPatterns implements UriRules {
private final List> rs;
public CombiningMatchingPatterns(List> rs) {
this.rs = rs;
}
public Iterator match(CharSequence path, UriMatchResultContext resultContext) {
return new XInterator(path, resultContext);
}
private final class XInterator implements Iterator {
private final CharSequence path;
private final UriMatchResultContext resultContext;
private Iterator ruleIterator;
private Iterator> rulesIterator;
private R r;
XInterator(CharSequence path, UriMatchResultContext resultContext) {
this.path = path;
this.resultContext = resultContext;
this.rulesIterator = rs.iterator();
this.ruleIterator = rulesIterator.next().match(path, resultContext);
}
public boolean hasNext() {
if (r != null) return true;
if (ruleIterator.hasNext()) {
r = ruleIterator.next();
return true;
}
while (rulesIterator.hasNext()) {
ruleIterator = rulesIterator.next().match(path, resultContext);
if (ruleIterator.hasNext()) {
r = ruleIterator.next();
return true;
}
}
return false;
}
public R next() {
if (!hasNext()) throw new NoSuchElementException();
final R _r = r;
r = null;
return _r;
}
public void remove() {
throw new UnsupportedOperationException();
}
}
}