失眠网 > Android开发本地及网络Mp3音乐播放器(十三)网络音乐搜索功能实现歌名歌手专辑名搜索

Android开发本地及网络Mp3音乐播放器(十三)网络音乐搜索功能实现歌名歌手专辑名搜索

时间：2021-03-12 20:25:25

转载请注明出处：/iwanghang/article/details/51298411

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实现功能：

实现网络音乐搜索功能

使用观察者设计模式

使用URLEncoder.encode转码

SearchMusicUtils是重点

截止到目前的源码下载：

/detail/iwanghang/9747505[免积分]

/detail/iwanghang/9507635[1积分]

实现效果如图：

实现代码如下：

NetMusicListFragment如下：

package com.iwanghang.drmplayer;import android.content.Context;import android.content.Intent;import android.graphics.Bitmap;import android.os.AsyncTask;import android.os.Bundle;import android.support.annotation.Nullable;import android.support.v4.app.Fragment;import android.text.TextUtils;import android.view.LayoutInflater;import android.view.View;import android.view.View.OnClickListener;import android.view.ViewGroup;import android.widget.AdapterView;import android.widget.AdapterView.OnItemClickListener;import android.widget.EditText;import android.widget.ImageButton;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.ListView;import android.widget.TextView;import android.widget.Toast;import com.iwanghang.drmplayer.adapter.MyMusicListAdapter;import com.iwanghang.MusicListAdapter;import com.iwanghang.drmplayer.utils.AppUtils;import com.iwanghang.drmplayer.utils.Constant;import com.iwanghang.drmplayer.utils.SearchMusicUtils;import com.iwanghang.drmplayer.vo.Mp3Info;import com.iwanghang.drmplayer.vo.SearchResult;import org.jsoup.Jsoup;import org.jsoup.nodes.Document;import org.jsoup.select.Elements;import java.io.IOException;import java.util.ArrayList;public class NetMusicListFragment extends Fragment implements OnItemClickListener,OnClickListener {private ListView listView_net_music;//private ArrayList<Mp3Info> mp3Infos;private LinearLayout load_layout;private LinearLayout ll_search_btn_container;//查询按钮的容器private LinearLayout ll_search_container;//查询按钮的容器private ImageButton ib_search_btn;private EditText et_search_content;private NetMusicListAdapter netMusicListAdapter;//存放网络音乐的集合private ArrayList<SearchResult> searchResults = new ArrayList<SearchResult>();private int page = 1;//搜索音乐的页码private MainActivity mainActivity;//private boolean isPause = false;//歌曲播放中的暂停状态private int position = 0;//当前播放的位置,提供给PlayActivity//onAttach(),当fragment被绑定到activity时被调用(Activity会被传入.).@Overridepublic void onAttach(Context context) {super.onAttach(context);//mainActivity = (MainActivity) context;mainActivity = (MainActivity) getActivity();}public static NetMusicListFragment newInstance() {NetMusicListFragment net = new NetMusicListFragment();return net;}@Nullable@Overridepublic View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {//UI组件初始化View view = inflater.inflate(_music_list_layout,null);//itemlistView_net_music = (ListView) view.findViewById(R.id.listView_net_music);//findViewByIdload_layout = (LinearLayout) view.findViewById(R.id.load_layout);ll_search_btn_container = (LinearLayout) view.findViewById(R.id.ll_search_btn_container);ll_search_container = (LinearLayout) view.findViewById(R.id.ll_search_container);ib_search_btn = (ImageButton) view.findViewById(R.id.ib_search_btn);et_search_content = (EditText) view.findViewById(R.id.et_search_content);//Item点击事件监听listView_net_music.setOnItemClickListener(this);//按钮点击事件监听ll_search_btn_container.setOnClickListener(this);ib_search_btn.setOnClickListener(this);loadNetData();//加载网络音乐return view;}private void loadNetData() {load_layout.setVisibility(View.VISIBLE);//加载网络音乐的异步任务new LoadNetDataTask().execute(Constant.BAIDU_URL + Constant.BAIDU_DAYHOT);}@Overridepublic void onClick(View v) {switch (v.getId()){case R.id.ll_search_btn_container:ll_search_btn_container.setVisibility(View.GONE);ll_search_container.setVisibility(View.VISIBLE);break;case R.id.ib_search_btn://搜索事件searchMusic();break;}}//搜索音乐private void searchMusic() {//隐藏键盘AppUtils.hideInputMethod(et_search_content);ll_search_btn_container.setVisibility(View.VISIBLE);ll_search_container.setVisibility(View.GONE);//获取输入的文字String key = et_search_content.getText().toString();if (TextUtils.isEmpty(key)){//如果为空,则,Toast提示Toast.makeText(mainActivity,"请输入歌手或歌词",Toast.LENGTH_SHORT).show();return;}load_layout.setVisibility(View.VISIBLE);//加载layout效果.显示//填充item 使用SearchMusicUtils搜索音乐工具类,并,使用观察者设计模式,自己回调,自己监听SearchMusicUtils.getInstance().setListener(new SearchMusicUtils.OnSearchResultListener(){@Overridepublic void onSearchResult(ArrayList<SearchResult> results) {ArrayList<SearchResult> sr = netMusicListAdapter.getSearchResults();sr.clear();sr.addAll(results);netMusicListAdapter.notifyDataSetChanged();//更新网络音乐列表load_layout.setVisibility(View.GONE);}}).search(key,page);}//加载网络音乐的异步任务//Android1.5提供了工具类 android.os.AsyncTask，它使创建异步任务变得更加简单，不再需要编写任务线程和Handler实例即可完成相同的任务。class LoadNetDataTask extends AsyncTask<String,Integer,Integer>{//onPreExecute方法用于在执行后台任务前做一些UI操作@Overrideprotected void onPreExecute() {super.onPreExecute();load_layout.setVisibility(View.VISIBLE);//加载layout.显示listView_net_music.setVisibility(View.GONE);//item.隐藏searchResults.clear();//搜索结果.清理}//doInBackground方法内部执行后台任务,不可在此方法内修改UI@Overrideprotected Integer doInBackground(String... params) {String url = params[0];try {//使用Jsoup组件请求网络,并解析音乐数据Document doc = Jsoup.connect(url).userAgent(Constant.USER_AGENT).timeout(6*1000).get();//</span></span><span class="song-title " style='width: 240px;'><a href="/song/121353608" target="_blank" title="刘珂矣半壶纱" data-film="null">半壶纱</a></span><span class="singer" style="width: 240px;" ><span class="author_list" title="刘珂矣">//<a hidefocus="true" href="/artist/132632388">刘珂矣</a> </span>//</span></span><span class="song-title " style='width: 240px;'><a href="/song/264506450" target="_blank" title="韩磊千年一般若" data-film="null">千年一般若</a><div class="extra-info"><span class="appendix">影视原声</span></div></span><span class="singer" style="width: 240px;" ><span class="author_list" title="韩磊">//<a hidefocus="true" href="/artist/1302">韩磊</a> </span>//从doc分析以上html代码;把所有span标签下song-title查找出来,存在songTitles集合中;即,歌名集合;//从doc分析以上html代码;把所有span标签下author_list查找出来,存在artists集合中;即,歌手集合;Elements songTitles = doc.select("span.song-title");Elements artists = doc.select("span.author_list");//System.out.println(artists);for (int i=0;i<songTitles.size();i++){SearchResult searchResult = new SearchResult();//System.out.println("@searchResult : " + searchResult);//<a href="/song/121353608"//<a href="/song/264506450"//a链接,存在urls集合中;即,歌曲url集合;//a链接,第一个a连接,href属性的值;即,最终的url;//a链接,第一个a连接,text(a链接的内容,例:>半壶纱<,半壶纱就是a链接的内容);即,最终的歌名;Elements urls = songTitles.get(i).getElementsByTag("a");//System.out.println("@urls : " + urls);searchResult.setUrl(urls.get(0).attr("href"));//设置最终的urlsearchResult.setMusicName(urls.get(0).text());//设置最终的歌名//a链接,存在urls集合中;即,歌曲url集合;Elements artistElements = artists.get(i).getElementsByTag("a");//System.out.println("@artistElements : " + artistElements);searchResult.setArtist(artistElements.get(0).text());//设置最终的歌手searchResult.setAlbum("热歌榜");//设置最终的专辑System.out.println("@searchResult : " + searchResult);searchResults.add(searchResult);//把最终的所有信息,添加到集合}System.out.println("@searchResults : " + searchResults);//System.out.println("@songTitles.size() : " + searchResults.size());} catch (IOException e) {e.printStackTrace();return -1;}return 1;}//onPostExecute方法用于在执行完后台任务后更新UI,显示结果@Overrideprotected void onPostExecute(Integer result) {super.onPostExecute(result);if (result==1){netMusicListAdapter = new NetMusicListAdapter(mainActivity,searchResults);//System.out.println(searchResults);listView_net_music.setAdapter(netMusicListAdapter);listView_net_music.addFooterView(LayoutInflater.from(mainActivity).inflate(R.layout.footviwe_layout,null));}load_layout.setVisibility(View.GONE);listView_net_music.setVisibility(View.VISIBLE);}}@Overridepublic void onItemClick(AdapterView<?> parent, View view, int position, long id) {}}

MediaUtils如下：

package com.iwanghang.drmplayer.utils;import android.content.ContentResolver;import android.content.ContentUris;import android.content.Context;import android.database.Cursor;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import .Uri;import android.os.ParcelFileDescriptor;import android.provider.MediaStore;import java.io.FileDescriptor;import java.io.FileNotFoundException;import java.io.IOException;import java.io.InputStream;import java.util.ArrayList;import com.iwanghang.drmplayer.R;import com.iwanghang.drmplayer.vo.Mp3Info;import java.io.FileDescriptor;import java.io.FileNotFoundException;import java.io.IOException;import java.io.InputStream;import java.util.ArrayList;import java.util.HashMap;import java.util.Iterator;import java.util.List;import android.content.ContentResolver;import android.content.ContentUris;import android.content.Context;import android.database.Cursor;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.graphics.BitmapFactory.Options;import .Uri;import android.os.ParcelFileDescriptor;import android.provider.MediaStore;/*** Created by iwanghang on 16/4/16.*/public class MediaUtils {// 获取专辑封面的Uriprivate static final Uri albumArtUri = Uri.parse("content://media/external/audio/albumart");/*** 根据歌曲id查询歌曲信息*/public static Mp3Info getMp3Info(Context context, long _id){System.out.println("MediaUtils.java #0 : " + MediaStore.Audio.Media.EXTERNAL_CONTENT_URI);Cursor cursor = context.getContentResolver().query(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, null,MediaStore.Audio.Media._ID + "=" + _id, null,MediaStore.Audio.Media.DEFAULT_SORT_ORDER);Mp3Info mp3Info = null;if(cursor.moveToNext()){mp3Info = new Mp3Info();long id = cursor.getLong(cursor.getColumnIndex(MediaStore.Audio.Media._ID));//音乐idString title = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Media.TITLE));//音乐标题String artist = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Media.ARTIST));//艺术家String album = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Media.ALBUM));//专辑long albumid = cursor.getLong(cursor.getColumnIndex(MediaStore.Audio.Media.ALBUM_ID));//专辑idlong duration = cursor.getLong(cursor.getColumnIndex(MediaStore.Audio.Media.DURATION));//时长long size = cursor.getLong(cursor.getColumnIndex(MediaStore.Audio.Media.SIZE));//文件大小String url = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Media.DATA));//文件路径int isMusic = cursor.getInt(cursor.getColumnIndex(MediaStore.Audio.Media.IS_MUSIC));//是否为音乐if(isMusic != 0){mp3Info.setId(id);mp3Info.setTitle(title);mp3Info.setArtist(artist);mp3Info.setAlbum(album);mp3Info.setAlbumId(albumid);mp3Info.setDuration(duration);mp3Info.setSize(size);mp3Info.setUrl(url);//System.out.println("MediaUtils.java #101 : title = " + title + " | artist = " + artist + " | duration = " + duration);//System.out.println("MediaUtils.java #102 : id = " + id + " | album = " + album + " | size = " + size);//System.out.println("MediaUtils.java #103 : url = " + url);}}cursor.close();return mp3Info;}/*** 用于从数据库中查询歌曲的信息,保存在List当中*/public static long[] getMp3InfoIds(Context context){Cursor cursor = context.getContentResolver().query(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,new String[] {MediaStore.Audio.Media._ID},MediaStore.Audio.Media.DURATION + ">=30000", null,MediaStore.Audio.Media.DEFAULT_SORT_ORDER);long[] ids = null;if(cursor != null){ids = new long[cursor.getCount()];for (int i = 0;i<cursor.getCount();i++){cursor.moveToNext();ids[i] = cursor.getLong(0);}}cursor.close();return ids;}/*** 用于从数据库中查询歌曲的信息,保存在List当中*/public static ArrayList<Mp3Info> getMp3Infos(Context context) {System.out.println("MediaUtils.java #2 : " + MediaStore.Audio.Media.EXTERNAL_CONTENT_URI);Cursor cursor = context.getContentResolver().query(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, null,MediaStore.Audio.Media.DURATION + ">=30000", null,MediaStore.Audio.Media.DEFAULT_SORT_ORDER);ArrayList<Mp3Info> mp3Infos = new ArrayList<Mp3Info>();System.out.println("MediaUtils.java #3 :cursor.getCount() : " + cursor.getCount());for (int i = 0; i < cursor.getCount(); i++) {cursor.moveToNext();Mp3Info mp3Info = new Mp3Info();long id = cursor.getLong(cursor.getColumnIndex(MediaStore.Audio.Media._ID));//音乐idString title = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Media.TITLE));//音乐标题String artist = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Media.ARTIST));//艺术家String album = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Media.ALBUM));//专辑long albumid = cursor.getLong(cursor.getColumnIndex(MediaStore.Audio.Media.ALBUM_ID));//专辑idlong duration = cursor.getLong(cursor.getColumnIndex(MediaStore.Audio.Media.DURATION));//时长long size = cursor.getLong(cursor.getColumnIndex(MediaStore.Audio.Media.SIZE));//文件大小String url = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Media.DATA));//文件路径int isMusic = cursor.getInt(cursor.getColumnIndex(MediaStore.Audio.Media.IS_MUSIC));//是否为音乐if (isMusic != 0) {mp3Info.setId(id);mp3Info.setTitle(title);mp3Info.setArtist(artist);mp3Info.setAlbum(album);mp3Info.setAlbumId(albumid);mp3Info.setDuration(duration);mp3Info.setSize(size);mp3Info.setUrl(url);mp3Infos.add(mp3Info);//System.out.println("MediaUtils.java #401 : title = " + title + " | artist = " + artist + " | duration = " + duration);//System.out.println("MediaUtils.java #402 : id = " + id + " | album = " + album + " | size = " + size);//System.out.println("MediaUtils.java #403 : url = " + url);//System.out.println("MediaUtils.java #404 : mp3Infos = " + mp3Infos.size());}}cursor.close();System.out.println("MediaUtils.java #405 : mp3Infos = " + mp3Infos.size());return mp3Infos;}/*** 格式化时间,将毫秒转换为分:秒格式*/public static String formatTime(long time){String min = time / (1000*60) + "";String sec = time % (1000*60) + "";if (min.length()<2){min = "0" + time / (1000*60) + "";}else {min = time / (1000*60) + "";}if (sec.length() == 4){sec = "0" + time % (1000*60) + "";}else if (sec.length() == 3){sec = "00" + time % (1000*60) + "";}else if (sec.length() == 2){sec = "000" + time % (1000*60) + "";}else if (sec.length() == 1) {sec = "0000" + time % (1000 * 60) + "";}return min + ":" + sec.trim().substring(0,2);}/*** 获取默认专辑图片*/public static Bitmap getDefaultArtwork(Context context,boolean small) {BitmapFactory.Options opts = new BitmapFactory.Options();opts.inPreferredConfig = Bitmap.Config.RGB_565;if(small){//返回小图片return BitmapFactory.decodeStream(context.getResources().openRawResource(R.mipmap.music), null, opts);}return BitmapFactory.decodeStream(context.getResources().openRawResource(R.mipmap.music), null, opts);}/*** 从文件当中获取专辑封面位图*/private static Bitmap getArtworkFromFile(Context context, long songid, long albumid){Bitmap bm = null;if(albumid < 0 && songid < 0) {throw new IllegalArgumentException("Must specify an album or a song id");}try {BitmapFactory.Options options = new BitmapFactory.Options();FileDescriptor fd = null;if(albumid < 0){Uri uri = Uri.parse("content://media/external/audio/media/"+ songid + "/albumart");ParcelFileDescriptor pfd = context.getContentResolver().openFileDescriptor(uri, "r");if(pfd != null) {fd = pfd.getFileDescriptor();}} else {Uri uri = ContentUris.withAppendedId(albumArtUri, albumid);ParcelFileDescriptor pfd = context.getContentResolver().openFileDescriptor(uri, "r");if(pfd != null) {fd = pfd.getFileDescriptor();}}options.inSampleSize = 1;// 只进行大小判断options.inJustDecodeBounds = true;// 调用此方法得到options得到图片大小BitmapFactory.decodeFileDescriptor(fd, null, options);// 我们的目标是在800pixel的画面上显示// 所以需要调用computeSampleSize得到图片缩放的比例options.inSampleSize = 100;// 我们得到了缩放的比例，现在开始正式读入Bitmap数据options.inJustDecodeBounds = false;options.inDither = false;options.inPreferredConfig = Bitmap.Config.ARGB_8888;//根据options参数，减少所需要的内存bm = BitmapFactory.decodeFileDescriptor(fd, null, options);} catch (FileNotFoundException e) {e.printStackTrace();}return bm;}/*** 获取专辑封面位图对象*/public static Bitmap getArtwork(Context context, long song_id, long album_id, boolean allowdefalut, boolean small){if(album_id < 0) {if(song_id < 0) {Bitmap bm = getArtworkFromFile(context, song_id, -1);if(bm != null) {return bm;}}if(allowdefalut) {return getDefaultArtwork(context, small);}return null;}ContentResolver res = context.getContentResolver();Uri uri = ContentUris.withAppendedId(albumArtUri, album_id);if(uri != null) {InputStream in = null;try {in = res.openInputStream(uri);BitmapFactory.Options options = new BitmapFactory.Options();//先制定原始大小options.inSampleSize = 1;//只进行大小判断options.inJustDecodeBounds = true;//调用此方法得到options得到图片的大小BitmapFactory.decodeStream(in, null, options);/** 我们的目标是在你N pixel的画面上显示。所以需要调用computeSampleSize得到图片缩放的比例 **//** 这里的target为800是根据默认专辑图片大小决定的，800只是测试数字但是试验后发现完美的结合 **/if(small){options.inSampleSize = computeSampleSize(options, 40);} else{options.inSampleSize = computeSampleSize(options, 600);}// 我们得到了缩放比例，现在开始正式读入Bitmap数据options.inJustDecodeBounds = false;options.inDither = false;options.inPreferredConfig = Bitmap.Config.ARGB_8888;in = res.openInputStream(uri);return BitmapFactory.decodeStream(in, null, options);} catch (FileNotFoundException e) {Bitmap bm = getArtworkFromFile(context, song_id, album_id);if(bm != null) {if(bm.getConfig() == null) {bm = bm.copy(Bitmap.Config.RGB_565, false);if(bm == null && allowdefalut) {return getDefaultArtwork(context, small);}}} else if(allowdefalut) {bm = getDefaultArtwork(context, small);}return bm;} finally {try {if(in != null) {in.close();}} catch (IOException e) {e.printStackTrace();}}}return null;}/*** 对图片进行合适的缩放*/public static int computeSampleSize(Options options, int target) {int w = options.outWidth;int h = options.outHeight;int candidateW = w / target;int candidateH = h / target;int candidate = Math.max(candidateW, candidateH);if(candidate == 0) {return 1;}if(candidate > 1) {if((w > target) && (w / candidate) < target) {candidate -= 1;}}if(candidate > 1) {if((h > target) && (h / candidate) < target) {candidate -= 1;}}return candidate;}}

SearchResult如下：

package com.iwanghang.drmplayer.utils;import android.os.Handler;import android.os.Message;import android.text.TextUtils;import com.iwanghang.drmplayer.vo.SearchResult;import org.jsoup.Jsoup;import org.jsoup.nodes.Document;import org.jsoup.nodes.Element;import org.jsoup.select.Elements;import java.io.IOException;import .URLEncoder;import java.util.ArrayList;import java.util.concurrent.ExecutorService;import java.util.concurrent.Executors;import javax.xml.parsers.ParserConfigurationException;/*** Created by iwanghang on 16/4/30.* 搜索音乐工具类*/public class SearchMusicUtils {private static final int SIZE = 20;//查询歌曲数量//private static final String URL = Constant.BAIDU_URL + Constant.BAIDU_SEARCH;//private static String URL = Constant.BAIDU_URL + Constant.BAIDU_SEARCH;private static SearchMusicUtils sInstance;private OnSearchResultListener mListener;private ExecutorService mThreadPool;//线程池public synchronized static SearchMusicUtils getInstance(){if (sInstance == null){try {sInstance = new SearchMusicUtils();} catch (ParserConfigurationException e) {e.printStackTrace();}}return sInstance;}//设置搜索事件private SearchMusicUtils() throws ParserConfigurationException{mThreadPool = Executors.newSingleThreadExecutor();//单任务线程池}public SearchMusicUtils setListener(OnSearchResultListener l){mListener = l;return this;}public void search(final String key,final int page){final Handler handler = new Handler(){//handler 用于返回数据@Overridepublic void handleMessage(Message msg) {switch (msg.what){case Constant.SUCCESS:if (mListener != null) mListener.onSearchResult((ArrayList<SearchResult>)msg.obj);break;case Constant.FAILED:if (mListener != null) mListener.onSearchResult(null);break;}}};//执行线程mThreadPool.execute(new Runnable() {@Overridepublic void run() {//run方法ArrayList<SearchResult> results = getMusicList(key,page);if(results == null){handler.sendEmptyMessage(Constant.FAILED);return;}handler.obtainMessage(Constant.SUCCESS,results).sendToTarget();}});}//使用Jsoup组件请求网络,并解析音乐数据private ArrayList<SearchResult> getMusicList(final String key,final int page){final String start = String.valueOf((page - 1) * SIZE);Document doc = null;String URL = Constant.BAIDU_URL + Constant.BAIDU_SEARCH;try {///search/song?key=蔡琴&start=0&size=20//由上面url得到下面的代码,这个方法也是对的,但是我没有搞懂,搞明白的麻烦告诉我一下//doc = Jsoup.connect(URL)// .data("key",key,"start",start,"size",String.valueOf(SIZE))// .userAgent(Constant.USER_AGENT)// .timeout(60 * 1000).get();//System.out.println("~~doc = " + doc);//从浏览器复制出来的Url是这样的,"/search?key=%E6%B2%A1%E6%9C%89";//汉字经过utf8编码,比如冰雨 == %E5%86%B0%E9%9B%A8;//经过测试获取页面使用"/search?key=冰雨";无法打开正确连接//比如使用URLEncoder.encode转码,转为utf8//实际使用获取页面使用"/search?key=%E6%B2%A1%E6%9C%89";String keyUrlEnCode = URLEncoder.encode(key, "utf8");URL = URL + "=" + keyUrlEnCode;System.out.println(URL);doc = Jsoup.connect(URL).data("query", "Java").userAgent(Constant.USER_AGENT).timeout(60 * 1000).get();//System.out.println("~~doc = " + doc);//<div class="song-item clearfix ">//由上面的网页源码得到"div.song-item.clearfix"//<div class="song-item clearfix "><span class="checkbox-item"><input type="checkbox" class="checkbox-item-hook" /></span><span class="index-num index-hook" style="width: 33px;" >01</span><span class="song-info " ></span><span class="song-title" style="width: 170px;" ><a href="/song/7313915" target=_blank class="" data-provider="" data-songdata='{ "id": "7313915" }'title="蔡琴《蔡琴海上良宵演唱会》你的眼神" data-film='null' data-info=''>你的眼神</a>//由上面代码 >你的眼神< ,你的眼神,就是标题Elements songTitles = doc.select("div.song-item.clearfix");Elements songInfos;ArrayList<SearchResult> searchResults = new ArrayList<SearchResult>();int xyz = 0;TAG:for (Element song : songTitles){//System.out.println("W SearchMusicUtils songTitles = " + songTitles);songInfos = song.getElementsByTag("a");//System.out.println("W SearchMusicUtils songInfos = " + songInfos);SearchResult searchResult = new SearchResult();//System.out.println("##searchResult = " + searchResult);for (Element info : songInfos){//收费的歌曲if (info.attr("href").startsWith("/song/")){continue TAG;}//跳转到百度音乐盒的歌曲if (info.attr("href").equals("#") && !TextUtils.isEmpty(info.attr("data-songdata"))){continue TAG;}//歌曲链接if (info.attr("href").startsWith("/song")){//href="/song/s/570761c8f270856302a79"searchResult.setMusicName(info.text());searchResult.setUrl(info.attr("href"));}//歌手链接if (info.attr("href").startsWith("/data")){//href="/data/artist/redirect?id=23571029"searchResult.setArtist(info.text());//href="/data/artist/redirect?id=23571029">日本原声带}//专辑链接if (info.attr("href").startsWith("/album")){//href="/album/102534774" title="ゴールデンマネジャー">《ゴールデンマ..》</a>searchResult.setAlbum(info.text().replaceAll("《|》",""));}xyz = xyz + 1;System.out.println("~~searchResult"+ xyz + " : " + searchResult);}searchResults.add(searchResult);}return searchResults;} catch (IOException e) {e.printStackTrace();}return null;}public interface OnSearchResultListener {public void onSearchResult(ArrayList<SearchResult> results);}}

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Android开发本地及网络Mp3音乐播放器系列博文汇总：

Android开发本地及网络Mp3音乐播放器(一)前言

Android开发本地及网络Mp3音乐播放器(二)SplashActivity(欢迎界面)