AndroidはMediaScannerを呼び出してスキャンします

Android Calls Mediascanner Scan

code show as below import android.content.Context import android.media.MediaScannerConnection import android.net.Uri public class MediaScanner { private MediaScannerConnection mediaScanConn = null private MusicSannerClient client = null private String filePath = null private String fileType = null private String[] filePaths = null /** * Then call MediaScanner.scanFile('/sdcard/2.mp3') * */ public MediaScanner(Context context) { / / Create MusicSannerClient if (client == null) { client = new MusicSannerClient() } if (mediaScanConn == null) { mediaScanConn = new MediaScannerConnection(context, client) } } class MusicSannerClient implements MediaScannerConnection.MediaScannerConnectionClient { public void onMediaScannerConnected() { if(filePath != null){ mediaScanConn.scanFile(filePath, fileType) } if(filePaths != null){ for(String file: filePaths){ mediaScanConn.scanFile(file, fileType) } } filePath = null fileType = null filePaths = null } public void onScanCompleted(String path, Uri uri) { // TODO Auto-generated method stub mediaScanConn.disconnect() } } /** * Scan file label information * @param filePath file path eg:/sdcard/MediaPlayer/dahai.mp3 * @param fileType file type eg: audio/mp3 media/* application/ogg * */ public void scanFile(String filepath,String fileType) { this.filePath = filepath this.fileType = fileType //Connect the onMediaScannerConnected() method of MusicSannerClient after the connection. mediaScanConn.connect() } /** * @param filePaths file path * @param fileType file type * */ public void scanFile(String[] filePaths,String fileType){ this.filePaths = filePaths this.fileType = fileType mediaScanConn.connect() } public String getFilePath() { return filePath } public void setFilePath(String filePath) { this.filePath = filePath } public String getFileType() { return fileType } public void setFileType(String fileType) { this.fileType = fileType } }