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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   * http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.chemistry.opencmis.client.bindings.impl;
20  
21  public final class ClientVersion {
22  
23      public static final String OPENCMIS_VERSION;
24      public static final String OPENCMIS_CLIENT;
25      public static final String OPENCMIS_USER_AGENT;
26  
27      static {
28          Package p = Package.getPackage("org.apache.chemistry.opencmis.client.bindings.impl");
29          if (p == null) {
30              OPENCMIS_VERSION = "?";
31              OPENCMIS_CLIENT = "Apache-Chemistry-OpenCMIS";
32          } else {
33              OPENCMIS_VERSION = p.getImplementationVersion();
34              OPENCMIS_CLIENT = "Apache-Chemistry-OpenCMIS/" + (OPENCMIS_VERSION == null ? "?" : OPENCMIS_VERSION);
35          }
36  
37          String java = "Java " + System.getProperty("java.version");
38          String os = System.getProperty("os.name") + " " + System.getProperty("os.version");
39  
40          OPENCMIS_USER_AGENT = OPENCMIS_CLIENT + " (" + java + "; " + os + ")";
41      }
42  
43      private ClientVersion() {
44      }
45  }