org.xBaseJ.fields
Class MemoField

java.lang.Object
  org.xBaseJ.fields.Field
      org.xBaseJ.fields.MemoField

All Implemented Interfaces:

Externalizable, Serializable, Cloneable

public class MemoField
extends Field

This class is courtesy of the xBaseJ project: http://xbasej.sourceforge.net/ Copyright 1997-2007 - American Coders, LTD - Raleigh NC USA

 American Coders, Ltd
 P. O. Box 97462
 Raleigh, NC  27615  USA
 1-919-846-2014
 http://www.americancoders.com
 

Author:

Joe McVerry, American Coders Ltd.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.xBaseJ.fields.Field

buffer, bytebuffer, deleted, myoffset, name, nength, otherValidCharacters

Constructor Summary

MemoField()

MemoField(boolean inFoxPro)

MemoField(String iName)
public method for creating a memo field object.

MemoField(String iName, boolean inFoxPro)
public method for creating a FoxPro memo field object.

MemoField(String Name, ByteBuffer inBuffer, DBTFile indbtobj)

Method Summary

Object	clone()
String	get() return the contents of the memo Field, variant of the field.get method
byte[]	getBytes() return the contents of the memo Field via its original byte array
char	getType() return the character 'M' indicating a memo field
boolean	isFoxPro()
void	put(byte[] inBytes) sets the contents of the memo Field, variant of the field.put method data not written into DBF until an update or write is issued.
void	put(String invalue) sets the contents of the memo Field, variant of the field.put method data not written into DBF until an update or write is issued.
void	read()
void	setDBTObj(DBTFile indbtobj)
void	update()
void	write()

Methods inherited from class org.xBaseJ.fields.Field

getDecimalPositionCount, getLength, getName, readExternal, setBuffer, setBufferSpace, setField, writeExternal

Methods inherited from class java.lang.Object

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

Constructor Detail

MemoField

public MemoField()

MemoField

public MemoField(boolean inFoxPro)

MemoField

public MemoField(String Name,
                 ByteBuffer inBuffer,
                 DBTFile indbtobj)
          throws xBaseJException,
                 IOException

Throws:

xBaseJException

IOException

MemoField

public MemoField(String iName)
          throws xBaseJException,
                 IOException

public method for creating a memo field object. It is not associated with a database but can be when used with some DBF methods.

Parameters:

iName - the name of the field

Throws:

xBaseJException - exception caused in calling methods

IOException - can not occur but defined for calling methods

See Also:

Field

MemoField

public MemoField(String iName,
                 boolean inFoxPro)
          throws xBaseJException,
                 IOException

public method for creating a FoxPro memo field object. It is not associated with a database but can be when used with some DBF methods.

Parameters:

iName - the name of the field

inFoxPro - - boolean

Throws:

xBaseJException - exception caused in calling methods

IOException - can not occur but defined for calling methods

See Also:

Field

Method Detail

isFoxPro

public boolean isFoxPro()

setDBTObj

public void setDBTObj(DBTFile indbtobj)

clone

public Object clone()
             throws CloneNotSupportedException

Overrides:

clone in class Field

Throws:

CloneNotSupportedException

getType

public char getType()

return the character 'M' indicating a memo field

Specified by:

getType in class Field

Returns:

char field type

get

public String get()

return the contents of the memo Field, variant of the field.get method

Overrides:

get in class Field

Returns:

String field contents after any type of read.

getBytes

public byte[] getBytes()

return the contents of the memo Field via its original byte array

Overrides:

getBytes in class Field

Returns:

byte[] - if not set a null is returned.

read

public void read()
          throws IOException,
                 xBaseJException

Overrides:

read in class Field

Throws:

IOException

xBaseJException

put

public void put(String invalue)

sets the contents of the memo Field, variant of the field.put method data not written into DBF until an update or write is issued.

Overrides:

put in class Field

Parameters:

invalue - value to set Field to.

put

public void put(byte[] inBytes)
         throws xBaseJException

sets the contents of the memo Field, variant of the field.put method data not written into DBF until an update or write is issued.

Overrides:

put in class Field

Parameters:

inBytes - byte array value to set Field to.

Throws:

xBaseJException - value length too long

write

public void write()
           throws IOException,
                  xBaseJException

Overrides:

write in class Field

Throws:

IOException

xBaseJException

update

public void update()
            throws IOException,
                   xBaseJException

Overrides:

update in class Field

Throws:

IOException

xBaseJException