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60 lines
1.4 KiB
60 lines
1.4 KiB
/*
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* To change this template, choose Tools | Templates
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* and open the template in the editor.
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*/
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package siprp.images.servlet;
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import com.evolute.application.initializer.DefaultDatabaseInitializer;
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import com.evolute.entity.ProviderInterface;
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import com.evolute.utils.Singleton;
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import com.evolute.utils.dataedition.persistence.Persistent;
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import com.evolute.utils.error.ErrorLogger;
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import shst.data.outer.ImageData;
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/**
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*
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* @author dneves
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*/
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public class ImageDataProvider
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{
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private static ImageDataProvider INSTANCE = null;
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private ProviderInterface< Persistent< ? >, Exception > ENTITY_PROVIDER = null;
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private ImageDataProvider() throws Exception
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{
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if ( Singleton.getInstance( Singleton.DEFAULT_EVO_DATA_PROVIDER ) == null )
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{
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new DefaultDatabaseInitializer( DBConstants.SERVER, DBConstants.PORT, DBConstants.DATABASE,
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DBConstants.USER, DBConstants.PASSWORD ).doInit();
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}
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ENTITY_PROVIDER = ( ProviderInterface< Persistent< ? >, Exception > ) Singleton.getInstance( Singleton.DEFAULT_EVO_DATA_PROVIDER );
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}
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public static synchronized ImageDataProvider getProvider() throws Exception
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{
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if ( INSTANCE == null )
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{
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INSTANCE = new ImageDataProvider();
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}
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return INSTANCE;
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}
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public ImageData loadImageDataByID( Integer imageID )
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{
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ImageData result = null;
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try
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{
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result = ENTITY_PROVIDER.load( ImageData.class, imageID, ImageData.ID );
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}
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catch ( Exception e )
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{
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ErrorLogger.logException( e );
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}
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return result;
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}
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}
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