open a content URI and return the ParcelFileDescriptor. - Android java.security

Android examples for java.security:DES

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Description

open a content URI and return the ParcelFileDescriptor.

Demo Code

// Copyright 2013 The Chromium Authors. All rights reserved.
//package com.java2s;
import android.content.ContentResolver;
import android.content.Context;
import android.net.Uri;
import android.os.ParcelFileDescriptor;
import android.util.Log;

public class Main {
    private static final String TAG = "ContentUriUtils";

    /**/*w  ww.j  a  v a2 s  . c  om*/
     * Helper method to open a content URI and return the ParcelFileDescriptor.
     *
     * @param context {@link Context} in interest.
     * @param uriString the content URI to open.
     * @returns ParcelFileDescriptor of the content URI, or NULL if the file does not exist.
     */
    private static ParcelFileDescriptor getParcelFileDescriptor(
            Context context, String uriString) {
        ContentResolver resolver = context.getContentResolver();
        Uri uri = Uri.parse(uriString);

        ParcelFileDescriptor pfd = null;
        try {
            pfd = resolver.openFileDescriptor(uri, "r");
        } catch (java.io.FileNotFoundException e) {
            Log.w(TAG, "Cannot find content uri: " + uriString, e);
        }
        return pfd;
    }
}

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