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Commit 71ecd58

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didikeeLuanon
committed
新增uri to path
1 parent fbbfa0c commit 71ecd58

2 files changed

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‎androidx/src/main/java/com/androidx/utils/Uri2Path.java‎

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package com.androidx.utils;
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import android.annotation.SuppressLint;
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import android.content.ContentUris;
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import android.content.Context;
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import android.content.CursorLoader;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.Build;
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import android.os.Environment;
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import android.provider.DocumentsContract;
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import android.provider.MediaStore;
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import android.util.Log;
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import java.util.Locale;
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import androidx.annotation.RequiresApi;
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/**
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* Created by didik on 2016/12/10.
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*/
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class Uri2Path {
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private Uri2Path() {
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}
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@SuppressLint("NewApi")
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public static String getRealPathFromURI_API19(Context context, Uri uri) {
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return getPathSDK19(context, uri);
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}
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@SuppressLint("NewApi")
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public static String getRealPathFromURI_API11to18(Context context, Uri contentUri) {
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String[] proj = {MediaStore.Images.Media.DATA};
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String result = null;
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CursorLoader cursorLoader = new CursorLoader(
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context,
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contentUri, proj, null, null, null);
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Cursor cursor = null;
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try {
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cursor = cursorLoader.loadInBackground();
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if (cursor != null) {
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int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
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cursor.moveToFirst();
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result = cursor.getString(column_index);
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}
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} catch (IllegalArgumentException e) {
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e.printStackTrace();
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} finally {
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if (cursor != null) {
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cursor.close();
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}
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}
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return result;
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}
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public static String getRealPathFromURI_BelowAPI11(Context context, Uri contentUri) {
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String[] proj = {MediaStore.Images.Media.DATA};
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String result = null;
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Cursor cursor = null;
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try {
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cursor = context.getContentResolver().query(contentUri, proj, null, null, null);
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int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
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cursor.moveToFirst();
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result = cursor.getString(column_index);
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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if (cursor != null) {
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cursor.close();
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}
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}
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return result;
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}
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@RequiresApi(api = Build.VERSION_CODES.KITKAT)
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private static String getPathSDK19(Context context, Uri uri) {
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// DocumentProvider
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if (DocumentsContract.isDocumentUri(context, uri)) {
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// ExternalStorageProvider
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if (isExternalStorageDocument(uri)) {
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final String docId = DocumentsContract.getDocumentId(uri);
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final String[] split = docId.split(":");
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final String type = split[0];
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if ("primary".equalsIgnoreCase(type)) {
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return Environment.getExternalStorageDirectory() + "/" + split[1];
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}
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// TODO handle non-primary volumes
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}
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// DownloadsProvider
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else if (isDownloadsDocument(uri)) {
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final String id = DocumentsContract.getDocumentId(uri);
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final Uri contentUri = ContentUris.withAppendedId(
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Uri.parse("content://downloads/public_downloads"), Long.valueOf(id));
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return getDataColumn(context, contentUri, null, null);
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}
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// MediaProvider
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else if (isMediaDocument(uri)) {
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final String docId = DocumentsContract.getDocumentId(uri);
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final String[] split = docId.split(":");
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final String type = split[0];
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Uri contentUri = null;
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if ("image".equals(type)) {
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contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
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} else if ("video".equals(type)) {
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contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
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} else if ("audio".equals(type)) {
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contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
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}
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final String selection = "_id=?";
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final String[] selectionArgs = new String[]{
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split[1]
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};
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return getDataColumn(context, contentUri, selection, selectionArgs);
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}
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}
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// MediaStore (and general)
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else if ("content".equalsIgnoreCase(uri.getScheme())) {
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return getDataColumn(context, uri, null, null);
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}
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// File
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else if ("file".equalsIgnoreCase(uri.getScheme())) {
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return uri.getPath();
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}
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return null;
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}
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/**
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* TAG for log messages.
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*/
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private static final String TAG = "FileUtils";
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/**
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* @param uri The Uri to check.
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* @return Whether the Uri authority is ExternalStorageProvider.
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*/
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public static boolean isExternalStorageDocument(Uri uri) {
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return "com.android.externalstorage.documents".equals(uri.getAuthority());
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}
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/**
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* @param uri The Uri to check.
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* @return Whether the Uri authority is DownloadsProvider.
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*/
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public static boolean isDownloadsDocument(Uri uri) {
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return "com.android.providers.downloads.documents".equals(uri.getAuthority());
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}
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/**
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* @param uri The Uri to check.
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* @return Whether the Uri authority is MediaProvider.
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*/
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public static boolean isMediaDocument(Uri uri) {
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return "com.android.providers.media.documents".equals(uri.getAuthority());
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}
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/**
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* @param uri The Uri to check.
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* @return Whether the Uri authority is Google Photos.
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*/
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public static boolean isGooglePhotosUri(Uri uri) {
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return "com.google.android.apps.photos.content".equals(uri.getAuthority());
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}
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/**
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* Get the value of the data column for this Uri. This is useful for
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* MediaStore Uris, and other file-based ContentProviders.
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*
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* @param context The context.
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* @param uri The Uri to query.
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* @param selection (Optional) Filter used in the query.
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* @param selectionArgs (Optional) Selection arguments used in the query.
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* @return The value of the _data column, which is typically a file path.
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*/
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public static String getDataColumn(Context context, Uri uri, String selection,
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String[] selectionArgs) {
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Cursor cursor = null;
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final String column = "_data";
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final String[] projection = {column};
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try {
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cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null);
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if (cursor != null && cursor.moveToFirst()) {
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final int column_index = cursor.getColumnIndexOrThrow(column);
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return cursor.getString(column_index);
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}
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} catch (IllegalArgumentException ex) {
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Log.i(TAG, String.format(Locale.getDefault(), "getDataColumn: _data - [%s]", ex.getMessage()));
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} finally {
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if (cursor != null) {
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cursor.close();
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}
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}
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return null;
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}
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}

‎androidx/src/main/java/com/androidx/utils/UriUtils.java‎

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import com.androidx.media.MimeType;
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import com.androidx.media.VideoMetaData;
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import java.io.File;
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import java.util.ArrayList;
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import androidx.annotation.NonNull;
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import androidx.core.content.FileProvider;
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/**
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* user author: didikee
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* create time: 2019-12-03 09:04
@@ -430,4 +434,47 @@ public static VideoMetaData getVideoMetaData(Context context, Uri videoUri) {
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return MediaMetadataHelper.getVideoMetaData(context, videoUri);
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}
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/**
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* 对旧版api设计的获取java file的绝对路径
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* @param context
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* @param uri
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* @return
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*/
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public static String getPathFromUri(Context context, Uri uri) {
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//得到uri，后面就是将uri转化成file的过程
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if (context == null || uri == null) {
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return null;
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}
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String pathFromUri;
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int sdkInt = Build.VERSION.SDK_INT;
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if (sdkInt >= 19) {
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pathFromUri = Uri2Path.getRealPathFromURI_API19(context, uri);
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} else if (sdkInt >= 11 && sdkInt < 19) {
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pathFromUri = Uri2Path.getRealPathFromURI_API11to18(context, uri);
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} else {
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pathFromUri = Uri2Path.getRealPathFromURI_BelowAPI11(context, uri);
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}
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return pathFromUri;
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}
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/**
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* 这个需要测试
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* @param context
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* @param file
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* @return
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*/
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public static Uri getUriFrom(Context context, File file) {
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return getUriFrom(context, context.getPackageName() + ".FileProvider", file);
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}
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public static Uri getUriFrom(Context context, @NonNull String authority, File file) {
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Uri uri;
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
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uri = FileProvider.getUriForFile(context, authority, file);
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} else {
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uri = Uri.fromFile(file);
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}
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return uri;
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}
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}

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