org.apache.uima.ducc.ws.server.DuccWebSessionManager Maven / Gradle / Ivy
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/*
* 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.uima.ducc.ws.server;
import java.security.SecureRandom;
import java.util.concurrent.ConcurrentHashMap;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import org.apache.uima.ducc.common.utils.DuccLogger;
import org.apache.uima.ducc.common.utils.id.DuccId;
public class DuccWebSessionManager {
private static DuccLogger duccLogger = DuccLogger.getLogger(DuccWebSessionManager.class);
private static DuccId jobid = null;
public static DuccWebSessionManager instance = new DuccWebSessionManager();
public static DuccWebSessionManager getInstance() {
return instance;
}
private static SecureRandom sr = new SecureRandom();
public static final String ducc_user_id = "ducc.user.id";
public static final String ducc_validation_id = "ducc.validation.id";
private static final int SEGMENTS = 8;
private class IdSet {
public String sessionId;
public String validationId;
}
private ConcurrentHashMap map = new ConcurrentHashMap();
private String generateValidationId() {
StringBuffer sb = new StringBuffer();
sb.append(sr.nextLong());
int segments = SEGMENTS;
for(int i=0; i