/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.camel.maven.helper;
import java.util.regex.PatternSyntaxException;
public final class EndpointHelper {
private EndpointHelper() {
}
/**
* Matches the name with the given pattern.
* <p/>
* The match rules are applied in this order:
* <ul>
* <li>exact match, returns true</li>
* <li>wildcard match (pattern ends with a * and the name starts with the pattern), returns true</li>
* <li>regular expression match, returns true</li>
* <li>otherwise returns false</li>
* </ul>
*
* @param name the name
* @param pattern a pattern to match
* @return <tt>true</tt> if match, <tt>false</tt> otherwise.
*/
public static boolean matchPattern(String name, String pattern) {
if (name == null || pattern == null) {
return false;
}
if (name.equals(pattern)) {
// exact match
return true;
}
if (matchWildcard(name, pattern)) {
return true;
}
if (matchRegex(name, pattern)) {
return true;
}
// no match
return false;
}
/**
* Matches the name with the given pattern.
* <p/>
* The match rules are applied in this order:
* <ul>
* <li>wildcard match (pattern ends with a * and the name starts with the pattern), returns true</li>
* <li>otherwise returns false</li>
* </ul>
*
* @param name the name
* @param pattern a pattern to match
* @return <tt>true</tt> if match, <tt>false</tt> otherwise.
*/
private static boolean matchWildcard(String name, String pattern) {
// we have wildcard support in that hence you can match with: file* to match any file endpoints
if (pattern.endsWith("*") && name.startsWith(pattern.substring(0, pattern.length() - 1))) {
return true;
}
return false;
}
/**
* Matches the name with the given pattern.
* <p/>
* The match rules are applied in this order:
* <ul>
* <li>regular expression match, returns true</li>
* <li>otherwise returns false</li>
* </ul>
*
* @param name the name
* @param pattern a pattern to match
* @return <tt>true</tt> if match, <tt>false</tt> otherwise.
*/
private static boolean matchRegex(String name, String pattern) {
// match by regular expression
try {
if (name.matches(pattern)) {
return true;
}
} catch (PatternSyntaxException e) {
// ignore
}
return false;
}
}