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+/**
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+ * Licensed to the Apache Software Foundation (ASF) under one
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+ * or more contributor license agreements. See the NOTICE file
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+ * distributed with this work for additional information
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+ * regarding copyright ownership. The ASF licenses this file
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+ * to you under the Apache License, Version 2.0 (the
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+ * "License"); you may not use this file except in compliance
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+ * with the License. You may obtain a copy of the License at
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+ *
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+ * http://www.apache.org/licenses/LICENSE-2.0
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+ *
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+ * Unless required by applicable law or agreed to in writing, software
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+ * distributed under the License is distributed on an "AS IS" BASIS,
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+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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+ * See the License for the specific language governing permissions and
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+ * limitations under the License.
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+ */
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+package org.apache.hadoop.yarn.server.router.webapp.cache;
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+
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+import org.apache.commons.lang3.builder.EqualsBuilder;
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+import org.apache.commons.lang3.builder.HashCodeBuilder;
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+import org.apache.hadoop.security.UserGroupInformation;
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+import org.apache.hadoop.yarn.server.resourcemanager.webapp.RMWebAppUtil;
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+import org.slf4j.Logger;
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+import org.slf4j.LoggerFactory;
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+
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+import javax.servlet.http.HttpServletRequest;
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+import java.util.Set;
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+
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+public class RouterAppInfoCacheKey {
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+
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+ private static String user = "YarnRouter";
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+
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+ private static final Logger LOG =
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+ LoggerFactory.getLogger(RouterAppInfoCacheKey.class.getName());
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+
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+ private UserGroupInformation ugi;
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+ private String stateQuery;
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+ private Set<String> statesQuery;
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+ private String finalStatusQuery;
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+ private String userQuery;
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+ private String queueQuery;
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+ private String count;
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+ private String startedBegin;
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+ private String startedEnd;
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+ private String finishBegin;
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+ private String finishEnd;
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+ private Set<String> applicationTypes;
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+ private Set<String> applicationTags;
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+ private String name;
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+ private Set<String> unselectedFields;
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+
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+ public RouterAppInfoCacheKey() {
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+
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+ }
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+
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+ @SuppressWarnings("checkstyle:ParameterNumber")
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+ public RouterAppInfoCacheKey(UserGroupInformation ugi, String stateQuery,
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+ Set<String> statesQuery, String finalStatusQuery, String userQuery,
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+ String queueQuery, String count, String startedBegin, String startedEnd,
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+ String finishBegin, String finishEnd, Set<String> applicationTypes,
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+ Set<String> applicationTags, String name, Set<String> unselectedFields) {
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+ this.ugi = ugi;
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+ this.stateQuery = stateQuery;
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+ this.statesQuery = statesQuery;
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+ this.finalStatusQuery = finalStatusQuery;
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+ this.userQuery = userQuery;
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+ this.queueQuery = queueQuery;
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+ this.count = count;
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+ this.startedBegin = startedBegin;
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+ this.startedEnd = startedEnd;
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+ this.finishBegin = finishBegin;
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+ this.finishEnd = finishEnd;
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+ this.applicationTypes = applicationTypes;
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+ this.applicationTags = applicationTags;
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+ this.name = name;
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+ this.unselectedFields = unselectedFields;
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+ }
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+
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+
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+ @SuppressWarnings("checkstyle:ParameterNumber")
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+ public static RouterAppInfoCacheKey newInstance(HttpServletRequest hsr, String stateQuery,
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+ Set<String> statesQuery, String finalStatusQuery, String userQuery,
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+ String queueQuery, String count, String startedBegin, String startedEnd,
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+ String finishBegin, String finishEnd, Set<String> applicationTypes,
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+ Set<String> applicationTags, String name, Set<String> unselectedFields) {
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+
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+ UserGroupInformation callerUGI = null;
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+ if (hsr != null) {
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+ callerUGI = RMWebAppUtil.getCallerUserGroupInformation(hsr, true);
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+ } else {
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+ // user not required
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+ callerUGI = UserGroupInformation.createRemoteUser("YarnRouter");
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+ }
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+
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+ if (callerUGI == null) {
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+ LOG.error("Unable to obtain user name, user not authenticated.");
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+ return null;
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+ }
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+
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+ return new RouterAppInfoCacheKey(
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+ callerUGI, stateQuery, statesQuery, finalStatusQuery, userQuery,
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+ queueQuery, count, startedBegin, startedEnd, finishBegin, finishEnd,
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+ applicationTypes, applicationTags, name, unselectedFields);
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+ }
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+
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+ @Override
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+ public boolean equals(Object o) {
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+ if (this == o) {
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+ return true;
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+ }
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+ if (o == null || getClass() != o.getClass()) {
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+ return false;
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+ }
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+ RouterAppInfoCacheKey that = (RouterAppInfoCacheKey) o;
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+
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+ return new EqualsBuilder()
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+ .append(this.ugi.getUserName(), that.ugi.getUserName())
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+ .append(this.stateQuery, that.stateQuery)
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+ .append(this.statesQuery, that.statesQuery)
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+ .append(this.finalStatusQuery, that.finalStatusQuery)
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+ .append(this.userQuery, that.userQuery)
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+ .append(this.queueQuery, that.queueQuery)
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+ .append(this.count, that.count)
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+ .append(this.startedBegin, that.startedBegin)
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+ .append(this.startedEnd, that.startedEnd)
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+ .append(this.finishBegin, that.finishBegin)
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+ .append(this.finishEnd, that.finishEnd)
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+ .append(this.applicationTypes, that.applicationTypes)
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+ .append(this.applicationTags, that.applicationTags)
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+ .append(this.name, that.name)
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+ .append(this.unselectedFields, that.unselectedFields)
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+ .isEquals();
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+ }
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+
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+ @Override
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+ public int hashCode() {
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+ return new HashCodeBuilder()
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+ .append(this.ugi.getUserName())
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+ .append(this.stateQuery)
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+ .append(this.statesQuery)
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+ .append(this.finalStatusQuery)
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+ .append(this.userQuery)
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+ .append(this.queueQuery)
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+ .append(this.count)
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+ .append(this.startedBegin)
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+ .append(this.startedEnd)
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+ .append(this.finishBegin)
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+ .append(this.finishEnd)
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+ .append(this.applicationTypes)
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+ .append(this.applicationTags)
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+ .append(this.name)
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+ .append(this.unselectedFields)
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+ .toHashCode();
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+ }
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+}
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slfan1989