com.alibaba.druid.util.ServletPathMatcher Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of druid Show documentation
Show all versions of druid Show documentation
An JDBC datasource implementation.
/*
* Copyright 1999-2011 Alibaba Group Holding Ltd.
*
* Licensed 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 com.alibaba.druid.util;
public class ServletPathMatcher implements PatternMatcher {
/**
*
* three type: endsWithMatch(eg. /xxx*=/xxx/xyz), startsWithMatch(eg. *.xxx=abc.xxx), equals(eg. /xxx=/xxx).
*
* Notice: *xxx* will match *xxxyyyy. endsWithMatch first.
*/
@Override
public boolean matches(String pattern, String source) {
if (pattern == null || source == null) {
return false;
}
pattern = pattern.trim();
source = source.trim();
if (pattern.endsWith("*")) {
// pattern: /druid* source:/druid/index.html
int length = pattern.length() - 1;
if (source.length() >= length) {
if (pattern.substring(0, length).equals(source.substring(0, length))) {
return true;
}
}
} else if (pattern.startsWith("*")) {
// pattern: *.html source:/xx/xx.html
int length = pattern.length() - 1;
if (source.length() >= length && source.endsWith(pattern.substring(1))) {
return true;
}
} else {
// pattern: /druid/index.html source:/druid/index.html
if (pattern.equals(source)) {
return true;
}
}
return false;
}
}