Android example source code file (TranslateService.java)

This example Android source code file (TranslateService.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

android, app, application, content, exception, failed, ibinder, os, override, string, tag, translate_actions, translateservice, utilities

The TranslateService.java Android example source code

// Copyright 2008 Google Inc. All Rights Reserved.
package com.beust.android.translate;

import com.beust.android.translate.ITranslate;
import com.beust.android.translate.Translate;

import android.app.Service;
import android.content.Intent;
import android.os.IBinder;
import android.util.Log;

/**
 * Performs language translation.
 * 
 * @author Daniel Rall
 */
public class TranslateService extends Service {
    public static final String TAG = "TranslateService";

    private static final String[] TRANSLATE_ACTIONS = {
        Intent.ACTION_GET_CONTENT,
        Intent.ACTION_PICK,
        Intent.ACTION_VIEW
    };

    private final ITranslate.Stub mBinder = new ITranslate.Stub() {
        /**
         * Translates text from a given language to another given language
         * using Google Translate.
         * 
         * @param text The text to translate.
         * @param from The language code to translate from.
         * @param to The language code to translate to.
         * @return The translated text, or <code>null on error.
         */
        public String translate(String text, String from, String to) {
            try {
                return Translate.translate(text, from, to);
            } catch (Exception e) {
                Log.e(TAG, "Failed to perform translation: " + e.getMessage());
                return null;
            }
        }

        /**
         * @return The service version number.
         */
        public int getVersion() {
            return 1;
        }
    };

    @Override
    public IBinder onBind(Intent intent) {
        for (int i = 0; i < TRANSLATE_ACTIONS.length; i++) {
            if (TRANSLATE_ACTIONS[i].equals(intent.getAction())) {
                return mBinder;
            }
        }
        return null;
    }

}