Android Open Source - droidfad System Util

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License

The source code is released under:

Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 1. Definitions. "License" shall mean the terms and conditions...

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Java Source Code

/**
 * //w  ww.j a  v  a2  s  .  c o m
 */
package com.droidfad.data;

import java.io.File;

import android.content.ContextWrapper;
import android.os.Environment;

/**
Copyright 2014 Jens Glufke

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
 */
public class SystemUtil {

  public static boolean isSdCardWritable() {
    String lStorageState = Environment.getExternalStorageState();
    boolean lIsSdcardWritable;
    boolean lIsSdCardAvailable;

    if (Environment.MEDIA_MOUNTED.equals(lStorageState)) {
      lIsSdCardAvailable = lIsSdcardWritable = true;
    } else if (Environment.MEDIA_MOUNTED_READ_ONLY.equals(lStorageState)) {
      lIsSdCardAvailable = true;
      lIsSdcardWritable = false;
    } else {
      lIsSdCardAvailable = lIsSdcardWritable = false;
    }
    return lIsSdCardAvailable && lIsSdcardWritable;
  }
  /**
   *
   *
   */
  public static File getApplicationStorageDir(ContextWrapper pContextWrapper) {
    /**
     * check if the external (sd card) memory is available.
     * If yes, open the calendar file there. Otherwise, use
     * internal memory
     */
    File lApplicationDir = null;
    if(isSdCardWritable()) {
      lApplicationDir = pContextWrapper.getExternalFilesDir(null);
    } else {
      lApplicationDir = pContextWrapper.getDir("data", ContextWrapper.MODE_WORLD_WRITEABLE);
    }
    return lApplicationDir;
  }
}

Java Source Code List