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Java swing仿酷狗音乐播放器

时间:2020-11-08 18:12     来源/作者:明礼馨德

今天给大家介绍下用java swing开发一款音乐播放器,高仿酷狗音乐播放器,完整源码地址在最下方,本文只列出部分源码,因为源码很多,全部贴不下,下面还是老规矩。来看看运行结果: 

Java swing仿酷狗音乐播放器

Java swing仿酷狗音乐播放器

Java swing仿酷狗音乐播放器

Java swing仿酷狗音乐播放器

Java swing仿酷狗音乐播放器

下面我们来看看代码: 

首先看一下主窗口的实现代码: 

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package com.baiting;
 
import java.awt.dimension;
import java.awt.toolkit;
 
import com.baiting.menu.closewindow;
 
/**
 * 窗口
 * @author lmq
 *
 */
public abstract class musicwindow extends music {
 
 protected musicframe musicframe;
 
 private string title;
 private int locationx;
 private int locationy;
 
 public musicwindow() {
 title = getconfigmap().get("title").tostring();
 defaultlocation();
 }
 
 public musicwindow(string title,int width,int height) {
 this.title = title;
 setwidth(width);
 setheight(height);
 defaultlocation();
 }
 
 public musicwindow(string title,int width,int height,int locationx,int locationy) {
 this.title = title;
 setwidth(width);
 setheight(height);
 this.locationx = locationx;
 this.locationy = locationy;
 }
 
 private void defaultlocation() {
 dimension screensize = toolkit.getdefaulttoolkit().getscreensize();
 locationx = (screensize.width-getwidth())/2;
 locationy = (screensize.height-getheight())/2;
 }
 
 protected musicframe createwindow() {
 musicframe = new musicframe();
 musicframe.settitle(title);
 musicframe.setsize(getwidth(), getheight());
 //musicframe.setlocation(locationx, locationy);
 musicframe.setlocationrelativeto(null);
 musicframe.addwindowlistener(new closewindow());
 musicframe.setminimumsize(new dimension(600, 450));
 musicframe.setvisible(true);
 return musicframe;
 }
 
 public string gettitle() {
 return title;
 }
 
 public void settitle(string title) {
 this.title = title;
 }
 
 public int getlocationx() {
 return locationx;
 }
 
 public void setlocationx(int locationx) {
 this.locationx = locationx;
 }
 
 public int getlocationy() {
 return locationy;
 }
 
 public void setlocationy(int locationy) {
 this.locationy = locationy;
 }
 
 
 
 
}

 看看在线下载歌曲的代码:

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package com.baiting.service;
 
import java.io.bufferedreader;
import java.io.bufferedwriter;
import java.io.file;
import java.io.filenotfoundexception;
import java.io.filereader;
import java.io.filewriter;
import java.io.ioexception;
import java.util.arraylist;
import java.util.list;
 
import com.baiting.bean.downfailsong;
import com.baiting.bean.downedsong;
import com.baiting.http.downloadsong;
import com.baiting.util.stringutil;
 
public class downloadsongservice extends musicservice {
 
 private static downloadsongservice instance;
 private static thread downloadthread;
 
 private downloadsongservice() {
 
 }
 
 public static downloadsongservice getinstance() {
 if(null == instance) {
  instance = new downloadsongservice();
 }
 return instance;
 }
 
 public void startdownload() {
 if(null == downloadthread) {
  downloadthread = new thread(new downloadsong());
  downloadthread.start();
 } else {
  if(!downloadthread.isalive()) {
  downloadthread.interrupt();
  downloadthread = null;
  downloadthread = new thread(new downloadsong());
  downloadthread.start();
  }
 }
 }
 
 
 public list<downedsong> getdownedsongall() {
 file downedlistfile = new file(getbasepath()+download_path+"downed.list");
 if(!downedlistfile.exists()) {
  try {
  log.info("downed.list文件不存在,正在创建....");
  downedlistfile.createnewfile();
  log.info("downed.list文件创建[成功]....");
  } catch (ioexception e) {
  log.info("downed.list文件创建[失败--异常]....");
  e.printstacktrace();
  downedlistfile = null;
  return null;
  }
 }
 try {
  bufferedreader reader = new bufferedreader(new filereader(downedlistfile));
   string line = reader.readline();
   list<downedsong> list = new arraylist<downedsong>();
   int count = 0;
   if(!stringutil.isempty(line)) {
    while(line != null) {
    count++;
    string content = line.replace("\n", "").trim();
   string[] cols = content.split(separator);
   if(cols.length>5) {
   downedsong downedsong = new downedsong();
   downedsong.setno(count);
   downedsong.setfilename(cols[0].trim());
   downedsong.setsongname(cols[1].trim());
   downedsong.setsinger(cols[2].trim());
   downedsong.setfilesize(double.parsedouble(cols[3].trim()));
   downedsong.setpath(cols[4].trim());
   downedsong.setcreatetime(cols[5].trim());
   list.add(downedsong);
   downedsong = null;
   }
   line = reader.readline();
    }
   }
   reader.close();
   reader = null;
   if(list.size()>0) {
    return list;
   }
   return null;
 } catch (filenotfoundexception e) {
  log.info("文件不存在...");
  e.printstacktrace();
  return null;
 } catch (ioexception e) {
  e.printstacktrace();
  return null;
 } finally {
  downedlistfile = null;
 }
 }
 
 
 /**
 * 扫描目录---未完成
 * @return
 */
 public list<downedsong> getdownedsongbydir() {
 string downedsongdir = getdownloadsongpath();
 file downeddir = new file(downedsongdir);
 if(downeddir.exists() && downeddir.isdirectory()) {
  string[] filelist = downeddir.list();
  for (int i = 0; i < filelist.length; i++) {
  
  }
 }
 return null;
 }
 
 
 /**
 * 判断歌曲是否存在(通过歌曲名和歌手)
 * @param songname
 * @param singer
 * @return
 */
 public boolean existsongbyinfo(string songname,string singer) {
 list<downedsong> list = getdownedsongall();
 if(null == list || list.size()<1) {
  return false;
 }
 boolean flag = false;
 for(downedsong downedsong : list) {
  if(downedsong.getsongname().equals(songname) && downedsong.getsinger().equals(singer)) {
  flag = true;
  break;
  }
 }
 list = null;
 return flag;
 }
 
 /**
 * 已下载列表中加入新数据
 * @param downedsong
 * @return
 */
 public int adddownedsong(downedsong downedsong) {
 file downedlistfile = new file(getbasepath()+download_path+"downed.list");
 if(!downedlistfile.exists()) {
  try {
  log.info("downed.list文件不存在,正在创建....");
  downedlistfile.createnewfile();
  log.info("downed.list文件创建[成功]....");
  } catch (ioexception e) {
  log.info("downed.list文件创建[失败--异常]....");
  e.printstacktrace();
  downedlistfile = null;
  return -1;
  }
 }
 if(null != downedsong) {
  string contents = downedsong.getfilename()+separator+
  downedsong.getsongname()+separator+downedsong.getsinger()+separator+
  downedsong.getfilesize()+separator+downedsong.getpath()+separator+
  downedsong.getcreatetime()+"\n";
  try {
  bufferedwriter writer = new bufferedwriter(new filewriter(downedlistfile,true));
  writer.write(contents);
  writer.flush();
  writer.close();
  writer = null;
  list<downedsong> lists = getdownedsongall();
  int count = lists.size();
  lists = null;
  return count;
  } catch (ioexception e) {
  log.info(downedlistfile.getname()+"文件信息写入[失败---异常]");
  e.printstacktrace();
  return -1;
  } finally {
  downedlistfile = null;
  downedsong = null;
  }
 }
 return -1;
 }
 
 
 
 
 /**
 * 获取所有下载失败的歌曲
 * @return
 */
 public list<downfailsong> getdownfailsongall() {
 file downedlistfile = new file(getbasepath()+download_path+"downfail.list");
 if(!downedlistfile.exists()) {
  try {
  log.info("downfail.list文件不存在,正在创建....");
  downedlistfile.createnewfile();
  log.info("downfail.list文件创建[成功]....");
  } catch (ioexception e) {
  log.info("downfail.list文件创建[失败--异常]....");
  e.printstacktrace();
  downedlistfile = null;
  return null;
  }
 }
 try {
  bufferedreader reader = new bufferedreader(new filereader(downedlistfile));
   string line = reader.readline();
   list<downfailsong> list = new arraylist<downfailsong>();
   int count = 0;
   if(!stringutil.isempty(line)) {
    while(line != null) {
    count++;
    string content = line.replace("\n", "").trim();
   string[] cols = content.split(separator);
   if(cols.length>3) {
   downfailsong failsong = new downfailsong();
   failsong.setno(count);
   failsong.setsongname(cols[0].trim());
   failsong.setsinger(cols[1].trim());
   failsong.setformat(cols[2].trim());
   failsong.setfailtime(cols[3].trim());
   list.add(failsong);
   }
   line = reader.readline();
    }
   }
   reader.close();
   reader = null;
   if(list.size()>0) {
    return list;
   }
   return null;
 } catch (filenotfoundexception e) {
  log.info("文件不存在...");
  e.printstacktrace();
  return null;
 } catch (ioexception e) {
  e.printstacktrace();
  return null;
 } catch (exception e) {
  e.printstacktrace();
  return null;
 } finally {
  downedlistfile = null;
 }
 }
 
 
 /**
 * 已下载列表中加入新数据
 * @param downedsong
 * @return
 */
 public int adddownfailsong(downfailsong downfailsong) {
 file downfaillistfile = new file(getbasepath()+download_path+"downfail.list");
 if(!downfaillistfile.exists()) {
  try {
  log.info("downfail.list文件不存在,正在创建....");
  downfaillistfile.createnewfile();
  log.info("downfail.list文件创建[成功]....");
  } catch (ioexception e) {
  log.info("downfail.list文件创建[失败--异常]....");
  e.printstacktrace();
  downfailsong = null;
  return -1;
  }
 }
 if(null != downfailsong) {
  string contents = downfailsong.getsongname()+separator+downfailsong.getsinger()+separator+
  downfailsong.getformat()+separator+downfailsong.getfailtime()+"\n";
  try {
  bufferedwriter writer = new bufferedwriter(new filewriter(downfaillistfile,true));
  writer.write(contents);
  writer.flush();
  writer.close();
  list<downfailsong> lists = getdownfailsongall();
  return lists.size();
  } catch (ioexception e) {
  log.info(downfaillistfile.getname()+"文件信息写入[失败---异常]");
  e.printstacktrace();
  return -1;
  } catch (exception e) {
  e.printstacktrace();
  return -1;
  } finally {
  downfailsong = null;
  contents = null;
  }
 }
 return -1;
 }
 
 
 /**
 * 删除下载失败的歌曲列表
 * @param no
 * @return
 */
 public boolean deldownfailsong(int no) {
 list<downfailsong> lists = getdownfailsongall();
 if(null != lists && lists.size()>0 && lists.size()>=no && no>0) {
  downfailsong downfailsong = lists.get(no-1);
  log.info("删除下载失败的歌曲《"+downfailsong.getsongname()+"》");
  lists.remove(downfailsong);
  
  stringbuffer strbuff = new stringbuffer();
  if(null != lists && lists.size()>0) {
  for(downfailsong fs : lists) {
   string contents = fs.getsongname()+separator+fs.getsinger()+separator+
   fs.getformat()+separator+fs.getfailtime()+"\n";
   strbuff.append(contents);
  }
  } else {
  strbuff.append("");
  }
  file downfaillistfile = new file(getbasepath()+download_path+"downfail.list");
  if(!downfaillistfile.exists()) {
  try {
   log.info("downfail.list文件不存在,正在创建....");
   downfaillistfile.createnewfile();
   log.info("downfail.list文件创建[成功]....");
  } catch (ioexception e) {
   log.info("downfail.list文件创建[失败--异常]....");
   e.printstacktrace();
   return false;
  } finally {
   lists = null;
  }
  }
  try {
  bufferedwriter writer = new bufferedwriter(new filewriter(downfaillistfile,false));
  writer.write(strbuff.tostring());
  writer.flush();
  writer.close();
  log.info("删除下载失败的歌曲《"+downfailsong.getsongname()+"》--成功---");
  return true;
  } catch (ioexception e) {
  log.info(downfaillistfile.getname()+"文件信息写入[失败---异常]");
  e.printstacktrace();
  return false;
  } finally {
  lists = null;
  downfaillistfile = null;
  downfailsong = null;
  }
 }
 return false;
 }
}

代码就贴这么多。

以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。

原文链接:http://blog.csdn.net/llqqxf/article/details/51898965

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