java lrc_读取Lrc-Java | 学步园

ゞ浴缸里的玫瑰 2022-11-03 05:47 181阅读 0赞

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.util.HashMap;

import java.util.Map;

import java.util.regex.Matcher;

import java.util.regex.Pattern;

public class LrcParser \{

class LrcInfo \{

private String title;

public String getTitle()\{return title;\}

public void setTitle(String t)\{title=t;\}

private String singer;

public String getSinger()\{return singer;\}

public void setSinger(String s)\{singer=s;\}

private String album;

public String getAlbum()\{return album;\}

public void setAlbum(String a)\{album=a;\}

private String by;

public String getBy()\{return by;\}

public void setBy(String b)\{by=b;\}

private Map infos;

public Map getInfos()\{return infos;\}

public void setInfos(Map i)\{infos=i;\}

private LrcInfo lrcinfo = new LrcInfo();

private long currentTime = 0;//存放临时时间

private String currentContent = null;//存放临时歌词

private Map maps = new HashMap();//用户保存所有的歌词和时间点信息间的映射关系的Map

private InputStream readLrcFile(String path) throws FileNotFoundException \{

File f = new File(path);

InputStream ins = new FileInputStream(f);

return ins;

public LrcInfo parser(String path) throws Exception \{

InputStream in = readLrcFile(path);

lrcinfo = parser(in);

return lrcinfo;

public LrcInfo parser(InputStream inputStream) throws IOException \{

InputStreamReader inr = new InputStreamReader(inputStream);

BufferedReader reader = new BufferedReader(inr);

String line = null;

while ((line = reader.readLine()) != null)

parserLine(line);

lrcinfo.setInfos(maps);

return lrcinfo;

private void parserLine(String str) \{

if (str.startsWith("\[ti:")) \{

String title = str.substring(4, str.length() - 1);

System.out.println("title--->" + title);

lrcinfo.setTitle(title);

else if (str.startsWith("\[ar:")) \{

String singer = str.substring(4, str.length() - 1);

System.out.println("singer--->" + singer);

lrcinfo.setSinger(singer);

else if (str.startsWith("\[al:")) \{

String album = str.substring(4, str.length() - 1);

System.out.println("album--->" + album);

lrcinfo.setAlbum(album);

else if (str.startsWith("\[by:")) \{

String by = str.substring(4, str.length() - 1);

System.out.println("by--->" + by);

lrcinfo.setBy(by);

else \{

String reg = "\\\\\[(\\\\d\{2\}:\\\\d\{2\}\\\\.\\\\d\{2\})\\\\\]";

Pattern pattern = Pattern.compile(reg);

Matcher matcher = pattern.matcher(str);

while (matcher.find()) \{

String msg = matcher.group();

int start = matcher.start();

int end = matcher.end();

int groupCount = matcher.groupCount();

for (int i = 0; i <= groupCount; i++) \{

String timeStr = matcher.group(i);

if (i == 1) \{

currentTime = strToLong(timeStr);

String\[\] content = pattern.split(str);

for (int i = 0; i < content.length; i++) \{

if (i == content.length - 1) \{

currentContent = content\[i\];

maps.put(currentTime, currentContent);

System.out.println("put---currentTime--->" + currentTime

\+ "----currentContent---->" + currentContent);

private long strToLong(String timeStr) \{

String\[\] s = timeStr.split(":");

int min = Integer.parseInt(s\[0\]);

String\[\] ss = s\[1\].split("\\\\.");

int sec = Integer.parseInt(ss\[0\]);

int mill = Integer.parseInt(ss\[1\]);

return min \* 60 \* 1000 + sec \* 1000 + mill \* 10;

public static void main(String\[\] args) \{

LrcParser lp = new LrcParser();

try \{

lp.parser(args\[0\]);

\} catch (Exception e) \{

System.out.println("parser error");

e.printStackTrace();

java lrc_读取Lrc-Java | 学步园

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