/*
* Copyright 2014 NAVER Corp.
*
* 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.navercorp.pinpoint.web.filter;
import com.navercorp.pinpoint.common.server.bo.SpanBo;
import org.apache.commons.codec.binary.Base64;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.util.AntPathMatcher;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.util.List;
/**
* There are two kinds of URL. ( URL requested by user, URL requesting a backend server)
*
* @author netspider
*
*/
public class AcceptUrlFilter implements URLPatternFilter {
private static final Charset UTF8 = StandardCharsets.UTF_8;
private final Logger logger = LoggerFactory.getLogger(this.getClass());
private final String urlPattern;
private final AntPathMatcher matcher = new AntPathMatcher();
public AcceptUrlFilter(String urlPattern) {
if (urlPattern == null) {
throw new NullPointerException("urlPattern must not be null");
}
// TODO remove decode
this.urlPattern = new String(Base64.decodeBase64(urlPattern), UTF8);
}
@Override
public boolean accept(List<SpanBo> acceptSpanList) {
for (SpanBo spanBo : acceptSpanList) {
if (logger.isDebugEnabled()) {
logger.debug("urlPattern:{} rpc:{}", urlPattern, spanBo.getRpc());
}
if (matcher.match(urlPattern, spanBo.getRpc())) {
return ACCEPT;
}
}
return REJECT;
}
@Override
public String toString() {
final StringBuilder sb = new StringBuilder("AcceptUrlFilter{");
sb.append("urlPattern='").append(urlPattern).append('\'');
sb.append('}');
return sb.toString();
}
}