Java tutorial
//package com.java2s; import android.content.Context; import android.content.SharedPreferences; public class Main { public static String PREFERENCE_NAME = "SbAndroidCommon"; /** * get boolean preferences, default is false * * @param context * @param key The name of the preference to retrieve * @return The preference value if it exists, or false. Throws ClassCastException if there is a preference with this * name that is not a boolean * @see #getBoolean(Context, String, boolean) */ public static boolean getBoolean(Context context, String key) { return getBoolean(context, key, false); } /** * get boolean preferences * * @param context * @param key The name of the preference to retrieve * @param defaultValue Value to return if this preference does not exist * @return The preference value if it exists, or defValue. Throws ClassCastException if there is a preference with * this name that is not a boolean */ public static boolean getBoolean(Context context, String key, boolean defaultValue) { SharedPreferences settings = context.getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE); return settings.getBoolean(key, defaultValue); } }