content: package net.csdn.common.logging;
  
  import net.csdn.common.Classes;
  import net.csdn.common.settings.Settings;
  
  import java.net.InetAddress;
  import java.net.UnknownHostException;
  import java.util.List;
  
  import static tech.mlsql.common.utils.collect.Lists.newArrayList;
  import static java.util.Arrays.asList;
  
  /**
   * BlogInfo: william
   * Date: 11-9-1
   * Time: 下午3:28
   */
  public class Loggers {
      private final static String commonPrefix = System.getProperty("cs.logger.prefix", "");
  
      public static final String SPACE = " ";
  
      private static boolean consoleLoggingEnabled = true;
  
      public static void disableConsoleLogging() {
          consoleLoggingEnabled = false;
      }
  
      public static void enableConsoleLogging() {
          consoleLoggingEnabled = true;
      }
  
      public static boolean consoleLoggingEnabled() {
          return consoleLoggingEnabled;
      }
  
  
      public static CSLogger getLogger(Class clazz, Settings settings, String... prefixes) {
          return getLogger(buildClassLoggerName(clazz), settings, prefixes);
      }
  
      public static CSLogger getLogger(String loggerName, Settings settings, String... prefixes) {
          List<String> prefixesList = newArrayList();
          if (settings.getAsBoolean("logger.logHostAddress", false)) {
              try {
                  prefixesList.add(InetAddress.getLocalHost().getHostAddress());
              } catch (UnknownHostException e) {
                  // ignore
              }
          }
          if (settings.getAsBoolean("logger.logHostName", false)) {
              try {
                  prefixesList.add(InetAddress.getLocalHost().getHostName());
              } catch (UnknownHostException e) {
                  // ignore
              }
          }
          String name = settings.get("name");
          if (name != null) {
              prefixesList.add(name);
          }
          if (prefixes != null && prefixes.length > 0) {
              prefixesList.addAll(asList(prefixes));
          }
          return getLogger(getLoggerName(loggerName), prefixesList.toArray(new String[prefixesList.size()]));
      }
  
      public static CSLogger getLogger(CSLogger parentLogger, String s) {
          return getLogger(parentLogger.getName() + s, parentLogger.getPrefix());
      }
  
      public static CSLogger getLogger(String s) {
          return CSLoggerFactory.getLogger(s);
      }
  
      public static CSLogger getLogger(Class clazz) {
          return CSLoggerFactory.getLogger(getLoggerName(buildClassLoggerName(clazz)));
      }
  
      public static CSLogger getLogger(Class clazz, String... prefixes) {
          return getLogger(buildClassLoggerName(clazz), prefixes);
      }
  
      public static CSLogger getLogger(String name, String... prefixes) {
          String prefix = null;
          if (prefixes != null && prefixes.length > 0) {
              StringBuilder sb = new StringBuilder();
              for (String prefixX : prefixes) {
                  if (prefixX != null) {
                      if (prefixX.equals(SPACE)) {
                          sb.append(" ");
                      } else {
                          sb.append("[").append(prefixX).append("]");
                      }
                  }
              }
              if (sb.length() > 0) {
                  sb.append(" ");
                  prefix = sb.toString();
              }
          }
          return CSLoggerFactory.getLogger(prefix, getLoggerName(name));
      }
  
      private static String buildClassLoggerName(Class clazz) {
          String name = clazz.getName();
          if (name.startsWith("net.csdn.")) {
              name = Classes.getPackageName(clazz);
          }
          return name;
      }
  
      private static String getLoggerName(String name) {
          if (name.startsWith("net.csdn.")) {
              name = name.substring("net.csdn.".length());
          }
          return commonPrefix + name;
      }
  }
  