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17 naveen 1 
/**
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 *
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 */
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package in.shop2020.metamodel.util;
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import in.shop2020.util.Utils;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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/**
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 * @author naveen
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 *
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 */
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public class DBUtils {
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	/**
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	 *
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	 * @param objectToStore
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	 * @param dbFile
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	 * @throws Exception
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	 */
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	public static void store(Object objectToStore, String dbFile)
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		throws Exception {
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		File f = new File(dbFile);
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		if(!f.exists()) {
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			f.createNewFile();
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		}
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		FileOutputStream fos = new FileOutputStream(f);
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		ObjectOutputStream out = new ObjectOutputStream(fos);
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		out.writeObject(objectToStore);
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		out.close();
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		Utils.info("Serialization complete");
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	}
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	/**
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	 *
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	 * @param dbFile
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	 * @return
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	 * @throws Exception
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	 */
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	public static Object read(String dbFile) throws Exception {
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		File f = new File(dbFile);
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		if(!f.exists()) {
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			return null;
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		}
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		FileInputStream fis = new FileInputStream(f);
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		ObjectInputStream in = new ObjectInputStream(fis);
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		Object obj = in.readObject();
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		in.close();
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		Utils.info("De-serialization complete");
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		return obj;
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	}
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}