MainModule.java

/*
 * Copyright 2012-2013 Luca Zanconato
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.nharyes.drivecopy.mod;

import com.google.api.client.googleapis.media.MediaHttpDownloaderProgressListener;
import com.google.api.client.googleapis.media.MediaHttpUploaderProgressListener;
import com.google.api.client.http.HttpTransport;
import com.google.api.client.http.javanet.NetHttpTransport;
import com.google.api.client.json.JsonFactory;
import com.google.api.client.json.jackson2.JacksonFactory;
import com.google.inject.AbstractModule;
import com.google.inject.Provides;
import com.google.inject.Singleton;
import net.nharyes.drivecopy.FileDownloadProgressListener;
import net.nharyes.drivecopy.FileUploadProgressListener;
import net.nharyes.drivecopy.biz.wfm.*;
import net.nharyes.drivecopy.srvc.DriveSdo;
import net.nharyes.drivecopy.srvc.DriveSdoImpl;
import org.apache.commons.configuration.ConfigurationException;
import org.apache.commons.configuration.PropertiesConfiguration;

public class MainModule extends AbstractModule {

    /*
     * Configuration file
     */
    private String configFile;

    public MainModule(String configFile) {

        super();

        // set configuration file
        this.configFile = configFile;
    }

    @Provides
    @Singleton
    private PropertiesConfiguration providePropertiesConfiguration() {

        PropertiesConfiguration config;

        try {

            // load configuration from file
            config = new PropertiesConfiguration(configFile);

        } catch (ConfigurationException ex) {

            // create empty configuration
            config = new PropertiesConfiguration();
            config.setFileName(configFile);
        }

        return config;
    }

    @Override
    protected void configure() {

        // HTTP transport
        bind(HttpTransport.class).to(NetHttpTransport.class).in(Singleton.class);

        // JSON factory
        bind(JsonFactory.class).to(JacksonFactory.class).in(Singleton.class);

        // Drive SDO
        bind(DriveSdo.class).to(DriveSdoImpl.class);

        // File upload Progress Listener
        bind(MediaHttpUploaderProgressListener.class).to(FileUploadProgressListener.class);

        // File download Progress Listener
        bind(MediaHttpDownloaderProgressListener.class).to(FileDownloadProgressListener.class);

        // File Storage Workflow Manager
        bind(FileStorageWorkflowManager.class).to(FileStorageWorkflowManagerImpl.class);

        // Directory Compressor Workflow Manager
        bind(DirectoryCompressorWorkflowManager.class).to(DirectoryCompressorWorkflowManagerImpl.class);

        // Token Workflow Manager
        bind(TokenWorkflowManager.class).to(TokenWorkflowManagerImpl.class);
    }
}