gistfile1.java

import android.content.Context;
import android.content.ContentResolver;
import android.provider.Settings;
import android.content.res.Resources;

    private void readSomething() {
        try {
            Context mContext = getApplicationContext();
            ContentResolver mContextRes = mContext.getContentResolver();

            String defaultIme = Settings.Secure.getString(mContextRes, Settings.Secure.DEFAULT_INPUT_METHOD);
            Log.i(TAG, "Settings.Secure.DEFAULT_INPUT_METHOD = " + defaultIme);

            String defaultDnsServer = Settings.Global.getString(mContextRes, Settings.Global.DEFAULT_DNS_SERVER);
            Log.i(TAG, "Settings.Global.DEFAULT_DNS_SERVER = " + defaultDnsServer);


            final Resources res = mContext.getResources();
            /*
            String myIME = res.getString(com.android.internal.R.string.config_default_input_method);
            Log.i(TAG, "com.android.internal.R.string.config_default_input_method = " + myIME);
            */

            String myDns = res.getString(com.android.internal.R.string.config_default_dns_server);
            Log.i(TAG, "com.android.internal.R.string.config_default_dns_server = " + myDns);
        }
        catch (Exception e)
        {
            e.printStackTrace();
        }
    }


    private void writeSomething() {
        try {
            Context mContext = getApplicationContext();
            ContentResolver mContextRes = mContext.getContentResolver();
            boolean isOkay;

            final String setupDnsServer = "8.8.8.8";
            Log.i(TAG, "setup Settings.Global.DEFAULT_DNS_SERVER = " + setupDnsServer);
            isOkay = Settings.Global.putString(mContextRes, Settings.Global.DEFAULT_DNS_SERVER, setupDnsServer);
            Log.i(TAG, isOkay?"setup okay!":"setup failed!");
        }
        catch (Exception e)
        {
            e.printStackTrace();
        }
    }