Java tutorial
//package com.java2s; //License from project: Apache License import android.content.Context; import android.graphics.Bitmap; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import static android.content.Context.MODE_PRIVATE; public class Main { public static void saveBitmapToCacheDir(Context context, Bitmap bitmap, String name) { try { File file = new File(context.getCacheDir(), name); if (file.exists()) { file.delete(); } FileOutputStream fos = context.openFileOutput(name, MODE_PRIVATE); bitmap.compress(Bitmap.CompressFormat.JPEG, 100, fos); fos.flush(); fos.close(); } catch (IOException e) { e.printStackTrace(); } } }