[Cleanup] Fixing Warnings

app/src/main/java/code/name/monkey/retromusic/lyrics/LrcHelper.java

@@ -1,138 +0,0 @@
-package code.name.monkey.retromusic.lyrics;
-
-import android.content.Context;
-
-import java.io.BufferedReader;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.InputStreamReader;
-import java.io.UnsupportedEncodingException;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.Comparator;
-import java.util.List;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-/**
- * Desc : 歌词解析 Author : Lauzy Date : 2017/10/13 Blog : http://www.jianshu.com/u/e76853f863a9 Email :
- * freedompaladin@gmail.com
- */
-public class LrcHelper {
-
-  private static final String CHARSET = "utf-8";
-  // [03:56.00][03:18.00][02:06.00][01:07.00]原谅我这一生不羁放纵爱自由
-  private static final String LINE_REGEX = "((\\[\\d{2}:\\d{2}\\.\\d{2}])+)(.*)";
-  private static final String TIME_REGEX = "\\[(\\d{2}):(\\d{2})\\.(\\d{2})]";
-
-  public static List<Lrc> parseLrcFromAssets(Context context, String fileName) {
-    try {
-      return parseInputStream(context.getResources().getAssets().open(fileName));
-    } catch (IOException e) {
-      e.printStackTrace();
-    }
-    return null;
-  }
-
-  public static List<Lrc> parseLrcFromFile(File file) {
-    try {
-      return parseInputStream(new FileInputStream(file));
-    } catch (FileNotFoundException e) {
-      e.printStackTrace();
-    }
-    return null;
-  }
-
-  private static List<Lrc> parseInputStream(InputStream inputStream) {
-    List<Lrc> lrcs = new ArrayList<>();
-    InputStreamReader isr = null;
-    BufferedReader br = null;
-    try {
-      isr = new InputStreamReader(inputStream, CHARSET);
-      br = new BufferedReader(isr);
-      String line;
-      while ((line = br.readLine()) != null) {
-        List<Lrc> lrcList = parseLrc(line);
-        if (lrcList != null && lrcList.size() != 0) {
-          lrcs.addAll(lrcList);
-        }
-      }
-      sortLrcs(lrcs);
-      return lrcs;
-    } catch (UnsupportedEncodingException e) {
-      e.printStackTrace();
-    } catch (IOException e) {
-      e.printStackTrace();
-    } finally {
-      try {
-        if (isr != null) {
-          isr.close();
-        }
-        if (br != null) {
-          br.close();
-        }
-      } catch (IOException e1) {
-        e1.printStackTrace();
-      }
-    }
-    return lrcs;
-  }
-
-  private static void sortLrcs(List<Lrc> lrcs) {
-    Collections.sort(
-        lrcs,
-        new Comparator<Lrc>() {
-          @Override
-          public int compare(Lrc o1, Lrc o2) {
-            return (int) (o1.getTime() - o2.getTime());
-          }
-        });
-  }
-
-  private static List<Lrc> parseLrc(String lrcLine) {
-    if (lrcLine.trim().isEmpty()) {
-      return null;
-    }
-    List<Lrc> lrcs = new ArrayList<>();
-    Matcher matcher = Pattern.compile(LINE_REGEX).matcher(lrcLine);
-    if (!matcher.matches()) {
-      return null;
-    }
-
-    String time = matcher.group(1);
-    String content = matcher.group(3);
-    Matcher timeMatcher = Pattern.compile(TIME_REGEX).matcher(time);
-
-    while (timeMatcher.find()) {
-      String min = timeMatcher.group(1);
-      String sec = timeMatcher.group(2);
-      String mil = timeMatcher.group(3);
-      Lrc lrc = new Lrc();
-      if (content != null && content.length() != 0) {
-        lrc.setTime(
-            Long.parseLong(min) * 60 * 1000
-                + Long.parseLong(sec) * 1000
-                + Long.parseLong(mil) * 10);
-        lrc.setText(content);
-        lrcs.add(lrc);
-      }
-    }
-    return lrcs;
-  }
-
-  public static String formatTime(long time) {
-    int min = (int) (time / 60000);
-    int sec = (int) (time / 1000 % 60);
-    return adjustFormat(min) + ":" + adjustFormat(sec);
-  }
-
-  private static String adjustFormat(int time) {
-    if (time < 10) {
-      return "0" + time;
-    }
-    return time + "";
-  }
-}