Android Open Source - Android-Parsing-YQL-using-JSON-Tutorial File Cache

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License

The source code is released under:

Apache License

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Java Source Code

package com.androidbegin.yqltutorial;
/*ww w. ja va2  s . com*/
import java.io.File;
import android.content.Context;

public class FileCache {

  private File cacheDir;

  public FileCache(Context context) {
    // Find the dir to save cached images
    if (android.os.Environment.getExternalStorageState().equals(
        android.os.Environment.MEDIA_MOUNTED))
      cacheDir = new File(
          android.os.Environment.getExternalStorageDirectory(),
          "YQLTutorialCache");
    else
      cacheDir = context.getCacheDir();
    if (!cacheDir.exists())
      cacheDir.mkdirs();
  }

  public File getFile(String url) {
    String filename = String.valueOf(url.hashCode());
    // String filename = URLEncoder.encode(url);
    File f = new File(cacheDir, filename);
    return f;

  }

  public void clear() {
    File[] files = cacheDir.listFiles();
    if (files == null)
      return;
    for (File f : files)
      f.delete();
  }

}

Java Source Code List