hadoop CombinedIPList 源码
haddop CombinedIPList 代码
文件路径：/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/CombinedIPList.java
/**
* 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.hadoop.util;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Util class to stores ips/hosts/subnets.
*/
public class CombinedIPList implements IPList {
public static final Logger LOG =
LoggerFactory.getLogger(CombinedIPList.class);
private final IPList[] networkLists;
public CombinedIPList(String fixedBlackListFile,
String variableBlackListFile, long cacheExpiryInSeconds) {
IPList fixedNetworkList = new FileBasedIPList(fixedBlackListFile);
if (variableBlackListFile != null) {
IPList variableNetworkList = new CacheableIPList(
new FileBasedIPList(variableBlackListFile), cacheExpiryInSeconds);
networkLists = new IPList[]{fixedNetworkList, variableNetworkList};
} else {
networkLists = new IPList[]{fixedNetworkList};
}
}
@Override
public boolean isIn(String ipAddress) {
if (ipAddress == null) {
throw new IllegalArgumentException("ipAddress is null");
}
for (IPList networkList : networkLists) {
if (networkList.isIn(ipAddress)) {
return true;
}
}
return false;
}
}
相关信息
相关文章
hadoop ApplicationClassLoader 源码
0
赞
热门推荐
-
2、 - 优质文章
-
3、 gate.io
-
8、 golang
-
9、 openharmony
-
10、 Vue中input框自动聚焦