Android日志工具类，android工具类,import org.a

Android日志工具类，android工具类,import org.a

import org.apache.commons.lang3.time.DateFormatUtils;  import android.os.Environment;  import android.util.Log;  /**  * 日志记录  *   */  public class LogUtil {      /**      * 开发阶段      */      private static final int DEVELOP = 0;      /**      * 内部测试阶段      */      private static final int DEBUG = 1;      /**      * 公开测试      */      private static final int BATE = 2;      /**      * 正式版      */      private static final int RELEASE = 3;      /**      * 当前阶段标示      */      private static int currentStage = DEVELOP;      private static String path;      private static File file;      private static FileOutputStream outputStream;      private static String pattern = "yyyy-MM-dd HH:mm:ss";      static {          if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {              File externalStorageDirectory = Environment.getExternalStorageDirectory();              path = externalStorageDirectory.getAbsolutePath() + "/zcw/";              File directory = new File(path);              if (!directory.exists()) {                  directory.mkdirs();              }              file = new File(new File(path), "log.txt");              android.util.Log.i("SDCAEDTAG", path);              try {                  outputStream = new FileOutputStream(file, true);              } catch (FileNotFoundException e) {              }          } else {          }      }      public static void info(String msg) {          info(LogUtil.class, msg);      }      public static void info(Class clazz, String msg) {          switch (currentStage) {              case DEVELOP:                  // 控制台输出                  Log.i(clazz.getSimpleName(), msg);                  break;              case DEBUG:                  // 在应用下面创建目录存放日志                  break;              case BATE:                  // 写日志到sdcard                  Date date = new Date();                  String time = DateFormatUtils.format(date, pattern);                  if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {                      if (outputStream != null) {                          try {                              outputStream.write(time.getBytes());                              String className = "";                              if (clazz != null) {                                  className = clazz.getSimpleName();                              }                              outputStream.write(("    " + className + "\r\n").getBytes());                              outputStream.write(msg.getBytes());                              outputStream.write("\r\n".getBytes());                              outputStream.flush();                          } catch (IOException e) {                          }                      } else {                          android.util.Log.i("SDCAEDTAG", "file is null");                      }                  }                  break;              case RELEASE:                  // 一般不做日志记录                  break;          }      }  }