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

Class DbaseFile

java.lang.Object

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

All Implemented Interfaces:

Closeable, AutoCloseable

public class DbaseFile
extends Object
implements Closeable

Class to read and write data to a dbase III format file. Creation date: (5/15/2001 5:15:13 PM)

Field Summary

Fields

Modifier and Type	Field	Description
static final int	MAX_FIELD_NAME_LENGTH

Constructor Summary

Constructors

Constructor	Description
DbaseFile(File afile)
DbaseFile(File afile, Charset chars)
DbaseFile(File afile, Charset chars, boolean allowDuplicatedFieldNames)

Method Summary

Modifier and Type	Method	Description
void	close()	Removes all data from the dataset
boolean	getBooleanFieldValue(long rowIndex, int fieldId)
byte[]	getBytesFieldValue(long rowIndex, int fieldId)
String	getCharsetName()	Returns the charset used to read/write this dbf.
int	getCodePageInt()
Charset	getCurrenCharset()
int	getFieldCount()
int	getFieldIndex(String name)
DbaseFileHeader	getHeader()
Charset	getOriginalCharset()
String	getOriginalCharsetName()	Returns the charset declared on the dbf file (or the default one if none is declared)
int	getRecordCount()
String	getStringFieldValue(long rowIndex, int fieldId)
FileChannel	getWriteChannel()
boolean	isOpen()
boolean	isWritable()
void	open()	read the DBF file into memory.
void	setCharset(Charset chars)
void	setFieldValue(long rowIndex, int fieldId, Object obj)

Methods inherited from class java.lang.Object

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

Field Details

MAX_FIELD_NAME_LENGTH

public static final int MAX_FIELD_NAME_LENGTH

See Also:

• Constant Field Values

Constructor Details

DbaseFile

public DbaseFile(File afile)

DbaseFile

public DbaseFile(File afile,
 Charset chars)

DbaseFile

public DbaseFile(File afile,
 Charset chars,
 boolean allowDuplicatedFieldNames)

Method Details

getHeader

public DbaseFileHeader getHeader()

getCodePageInt

public int getCodePageInt()

getCharsetName

public String getCharsetName()

Returns the charset used to read/write this dbf. Maybe different from the declared in the file if we have forced a different one

getOriginalCharsetName

public String getOriginalCharsetName()

Returns the charset declared on the dbf file (or the default one if none is declared)

getRecordCount

public int getRecordCount()

getFieldCount

public int getFieldCount()

getBooleanFieldValue

public boolean getBooleanFieldValue(long rowIndex,
 int fieldId)

getBytesFieldValue

public byte[] getBytesFieldValue(long rowIndex,
 int fieldId)
                          throws org.gvsig.fmap.dal.exception.UnsupportedEncodingException

Throws:

org.gvsig.fmap.dal.exception.UnsupportedEncodingException

getStringFieldValue

public String getStringFieldValue(long rowIndex,
 int fieldId)
                           throws org.gvsig.fmap.dal.exception.UnsupportedEncodingException

Throws:

org.gvsig.fmap.dal.exception.UnsupportedEncodingException

setFieldValue

public void setFieldValue(long rowIndex,
 int fieldId,
 Object obj)
                   throws org.gvsig.fmap.dal.exception.UnsupportedEncodingException,
org.gvsig.fmap.dal.exception.WriteException

Throws:

org.gvsig.fmap.dal.exception.UnsupportedEncodingException

org.gvsig.fmap.dal.exception.WriteException

open

public void open()
          throws org.gvsig.fmap.dal.exception.FileNotFoundException,
org.gvsig.fmap.dal.exception.UnsupportedVersionException,
IOException,
org.gvsig.fmap.dal.feature.exception.AttributeFeatureTypeNotSuportedException

read the DBF file into memory.

Throws:

org.gvsig.fmap.dal.exception.FileNotFoundException

org.gvsig.fmap.dal.exception.UnsupportedVersionException

IOException

org.gvsig.fmap.dal.feature.exception.AttributeFeatureTypeNotSuportedException

close

public void close()
           throws IOException

Removes all data from the dataset

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException

getWriteChannel

public FileChannel getWriteChannel()

isOpen

public boolean isOpen()

getFieldIndex

public int getFieldIndex(String name)

getCurrenCharset

public Charset getCurrenCharset()

getOriginalCharset

public Charset getOriginalCharset()

setCharset

public void setCharset(Charset chars)

isWritable

public boolean isWritable()