android mysql 图片路径设置_android图片文件的路径地址与Uri的相互转换

String type =Utils.ensureNotNull(intent.getType());

Log.d(TAG,"uri is" +uri);if (uri.getScheme().equals("file") && (type.contains("image/"))) {

String path=uri.getEncodedPath();

Log.d(TAG,"path1 is" +path);if (path != null) {

path=Uri.decode(path);

Log.d(TAG,"path2 is" +path);

ContentResolver cr= this.getContentResolver();

StringBuffer buff= newStringBuffer();

buff.append("(")

.append(Images.ImageColumns.DATA)

.append("=")

.append("'" + path + "'")

.append(")");

Cursor cur=cr.query(

Images.Media.EXTERNAL_CONTENT_URI,newString[] { Images.ImageColumns._ID },

buff.toString(),null, null);int index = 0;for (cur.moveToFirst(); !cur.isAfterLast(); cur

.moveToNext()) {

index=cur.getColumnIndex(Images.ImageColumns._ID);//set _id value

index =cur.getInt(index);

}if (index == 0) {//do nothing

} else{

Uri uri_temp=Uri

.parse("content://media/external/images/media/"

+index);

Log.d(TAG,"uri_temp is" +uri_temp);if (uri_temp != null) {

uri=uri_temp;

}

}

}

}