001/*
002 * Sonar, open source software quality management tool.
003 * Copyright (C) 2008-2012 SonarSource
004 * mailto:contact AT sonarsource DOT com
005 *
006 * Sonar is free software; you can redistribute it and/or
007 * modify it under the terms of the GNU Lesser General Public
008 * License as published by the Free Software Foundation; either
009 * version 3 of the License, or (at your option) any later version.
010 *
011 * Sonar is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014 * Lesser General Public License for more details.
015 *
016 * You should have received a copy of the GNU Lesser General Public
017 * License along with Sonar; if not, write to the Free Software
018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
019 */
020package org.sonar.server.platform;
021
022import org.apache.commons.io.IOUtils;
023import org.apache.commons.lang.StringUtils;
024import org.sonar.api.CoreProperties;
025import org.sonar.api.config.Settings;
026import org.sonar.api.platform.Server;
027
028import java.io.IOException;
029import java.io.InputStream;
030import java.text.SimpleDateFormat;
031import java.util.Date;
032import java.util.Properties;
033
034public final class ServerImpl extends Server {
035
036  private String id;
037  private String version;
038  private final Date startedAt;
039  private Settings settings;
040
041  public ServerImpl(Settings settings) {
042    this(settings, new Date());
043  }
044
045  ServerImpl(Settings settings, Date startedAt) {
046    this.settings = settings;
047    this.startedAt = startedAt;
048  }
049
050  public void start() {
051    try {
052      id = new SimpleDateFormat("yyyyMMddHHmmss").format(startedAt);
053      version = loadVersionFromManifest("/META-INF/maven/org.codehaus.sonar/sonar-plugin-api/pom.properties");
054      if (StringUtils.isBlank(version)) {
055        throw new ServerStartException("Unknown Sonar version");
056      }
057
058    } catch (IOException e) {
059      throw new ServerStartException("Can not load metadata", e);
060    }
061  }
062
063  @Override
064  public String getPermanentServerId() {
065    return settings.getString(CoreProperties.PERMANENT_SERVER_ID);
066  }
067
068  @Override
069  public String getId() {
070    return id;
071  }
072
073  @Override
074  public String getVersion() {
075    return version;
076  }
077
078  @Override
079  public Date getStartedAt() {
080    return startedAt;
081  }
082
083  String loadVersionFromManifest(String pomFilename) throws IOException {
084    InputStream pomFileStream = getClass().getResourceAsStream(pomFilename);
085    try {
086      return readVersion(pomFileStream);
087
088    } finally {
089      IOUtils.closeQuietly(pomFileStream);
090    }
091  }
092
093  protected static String readVersion(InputStream pomFileStream) throws IOException {
094    String result = null;
095    if (pomFileStream != null) {
096      Properties pomProp = new Properties();
097      pomProp.load(pomFileStream);
098      result = pomProp.getProperty("version");
099    }
100    return StringUtils.defaultIfEmpty(result, "");
101  }
102
103  @Override
104  public String getURL() {
105    return null;
106  }
107
108  @Override
109  public boolean equals(Object o) {
110    if (this == o) {
111      return true;
112    }
113    if (o == null || getClass() != o.getClass()) {
114      return false;
115    }
116
117    ServerImpl other = (ServerImpl) o;
118    return id.equals(other.id);
119  }
120
121  @Override
122  public int hashCode() {
123    return id.hashCode();
124  }
125}