read Cache from Context - Android App

Android examples for App:Cache

  1. HOME
  2. Android
  3. App
  4. Cache

Description

read Cache from Context

Demo Code


//package com.book2s;
import android.content.Context;

import java.io.File;
import java.io.FileInputStream;

import java.io.IOException;

import java.io.ObjectInputStream;

public class Main {

    public static Object readCache(Context context, String key) {
        File data = context.getFileStreamPath(key);
        if (!data.exists()) {
            return null;
        }/*from   w w w. ja va  2s.c o m*/
        FileInputStream fis = null;
        ObjectInputStream ois = null;
        try {
            fis = context.openFileInput(key);
            ois = new ObjectInputStream(fis);
            try {
                return ois.readObject();
            } catch (ClassNotFoundException e) {
                e.printStackTrace();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }
}

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