org.gvsig.fmap.dal.store.dbf.utils

Class DbaseFileWriter

java.lang.Object

org.gvsig.fmap.dal.store.dbf.utils.DbaseFileWriter

public class DbaseFileWriter
extends Object

A DbaseFileReader is used to read a dbase III format file. The general use of this class is:

 DbaseFileHeader header = ...
 WritableFileChannel out = new FileOutputStream("thefile.dbf").getChannel();
 DbaseFileWriter w = new DbaseFileWriter(header,out);
 while ( moreRecords ) {
   w.write( getMyRecord() );
 }
 w.close();
 

You must supply the moreRecords and getMyRecord() logic...

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DbaseFileWriter.FieldFormatter Utility for formatting Dbase fields.

Constructor Summary

Constructors

Constructor and Description
DbaseFileWriter(DbaseFileHeader header, FileChannel out, boolean isNew) Create a DbaseFileWriter using the specified header and writing to the given channel.

Method Summary

Modifier and Type	Method and Description
void	append(Feature feature) Write a single dbase record.
void	close() Release resources associated with this writer.
void	setCharset(Charset charset)
void	update(Feature feature, long numReg) Write a single dbase record.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DbaseFileWriter

public DbaseFileWriter(DbaseFileHeader header,
                       FileChannel out,
                       boolean isNew)
                throws InitializeException

Create a DbaseFileWriter using the specified header and writing to the given channel.

Parameters:

header - The DbaseFileHeader to write.

out - The Channel to write to.

Throws:

InitializeWriterException

IOException - If errors occur while initializing.

InitializeException

Method Detail

append

public void append(Feature feature)
            throws WriteException,
                   UnsupportedEncodingException

Write a single dbase record.

Parameters:

record - The entries to write.

Throws:

UnsupportedEncodingException

WriteException

update

public void update(Feature feature,
                   long numReg)
            throws WriteException,
                   UnsupportedEncodingException

Write a single dbase record. Useful to update a dbf.

Parameters:

record - The entries to write.

Throws:

WriteException

UnsupportedEncodingException

close

public void close()
           throws CloseException

Release resources associated with this writer. Highly recommended

Throws:

CloseException

IOException - If errors occur.

setCharset

public void setCharset(Charset charset)