batchserver-cvs

[Suresh <sur...@us...>]

Update of /cvsroot/batchserver/batchserver/src/org/jmonks/batchserver/io
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv20669

Added Files:
	FileWriter.java 
Log Message:
no message

--- NEW FILE: FileWriter.java ---
/*
 * FileWriter.java
 *
 * Created on June 6, 2006, 8:59 AM
 *
 * To change this template, choose Tools | Options and locate the template under
 * the Source Creation and Management node. Right-click the template and choose
 * Open. You can then make changes to the template in the Source Editor.
 */

package org.jmonks.batchserver.io;

import java.io.File;
import org.jmonks.batchserver.io.flat.FixedWidthFlatFileWriter;

/**
 *
 * @author Suresh Pragada
 */
public abstract class FileWriter
{
    public abstract WriterRecord createWriterRecord(RecordType recordType);
    
    public abstract void writerRecord(WriterRecord record);
    
    public abstract void close();
    
    public static FileWriter getFileWriter(String absoluteFilePath,String absoluteFileSpecPath)
    {
        if(absoluteFilePath==null)
            throw new IllegalArgumentException("Absolute file path to create the writer cannot be null.");
        else if((new File(absoluteFilePath)).exists())
            throw new IllegalArgumentException("Absolute file path to create the writer should not exist. Given absolute file path = " + absoluteFilePath);
        else if ((new File(absoluteFilePath)).isDirectory())
            throw new IllegalArgumentException("Absolute file path to create the writer should not be directory. Given absolute file path = " + absoluteFilePath);
        
        if(absoluteFileSpecPath==null)
            throw new IllegalArgumentException("Absolute file path to read the file spec cannot be null.");
        else if(!(new File(absoluteFileSpecPath).exists() && new File(absoluteFileSpecPath).isFile()))
            throw new IllegalArgumentException("Absolute file path to read the file spec should exist and should be a file. Given absolute file spec path = " + absoluteFileSpecPath);
        
        FileSpec fileSpec=FileSpec.createFileSpec(absoluteFileSpecPath);
        if(fileSpec.getFileType()==FileType.FIXED_WIDTH_FLAT_FILE)
        {
           return new FixedWidthFlatFileWriter(absoluteFilePath,fileSpec);
        }
        else if(fileSpec.getFileType()==FileType.DELIMITED_FLAT_FILE)
        {
           return null; // Create Demlited Flat file reader.
        }
        else if(fileSpec.getFileType()==FileType.XML_FILE)
        {
            return null;//new XMLFileWriter(absoluteFilePath,fileSpec);
        }
        else
        {
           throw new FileSpecException("Unsupported file type in the file spec = " + fileSpec.getFileType().toString());
        }
    }    
}