jetbrick.web.mvc.router.RegexBypassRequestUrls Maven / Gradle / Ivy
/**
* Copyright 2013-2014 Guoqiang Chen, Shanghai, China. All rights reserved.
*
* Email: [email protected]
* URL: http://subchen.github.io/
*
* 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 jetbrick.web.mvc.router;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Pattern;
import javax.servlet.http.HttpServletRequest;
import jetbrick.ioc.annotations.IocInit;
import jetbrick.lang.StringUtils;
import jetbrick.web.mvc.BypassRequestUrls;
// 用来过滤静态文件等非 mvc filter 需要处理的文件, 使用正则表达式匹配算法
public class RegexBypassRequestUrls implements BypassRequestUrls {
public static final String DEFAULT_PATTERNS = "^(.+[.])(jsp|js|css|jpg|png|gif|ico|swf)$, ^(/assets/|/static/).+$";
private String patterns = DEFAULT_PATTERNS;
private List patternList = new ArrayList(8);
public void setPatterns(String patterns) {
this.patterns = patterns;
}
@IocInit
private void initialize() {
if (patterns != null && patterns.length() > 0) {
for (String pattern : StringUtils.split(patterns, ',')) {
pattern = StringUtils.trimToNull(pattern);
if (pattern != null) {
patternList.add(Pattern.compile(pattern));
}
}
}
}
@Override
public boolean accept(HttpServletRequest request, String path) {
for (Pattern pattern : patternList) {
if (pattern.matcher(path).matches()) {
return true;
}
}
return false;
}
}