Java tutorial
//package com.java2s; //License from project: Open Source License import android.content.Context; import android.util.Log; import java.io.File; public class Main { public static Context sAppContext; public static boolean existCache(String filename) { File file = new File(sAppContext.getCacheDir().getPath() + filename); Log.d("HR", file.exists() ? filename + ":EXIST" : filename + ":NOT EXIST"); return file.exists(); } }