com.objectwave.persist.file
Class FileObjectFormatter

java.lang.Object
  |
  +--com.objectwave.utility.ObjectFormatter
        |
        +--com.objectwave.persist.ObjectFormatter
              |
              +--com.objectwave.persist.file.FileObjectFormatter

public class FileObjectFormatter

extends ObjectFormatter

Convert the data to a file friendly format. The big deal here is that 'null' objects will be represented as a string "NULL" in the file.

Version:

$Id: FileObjectFormatter.java,v 2.0 2001/06/11 16:00:04 dave_hoag Exp $

Author:

David Hoag

Nested Class Summary

Nested classes inherited from class com.objectwave.persist.ObjectFormatter

ObjectFormatter.Test

Field Summary

Fields inherited from class com.objectwave.utility.ObjectFormatter

Native_Array_Delimiter, outputStreams, zipBufferSize

Constructor Summary

FileObjectFormatter()

Method Summary

java.lang.Object	convertType(java.lang.Class c, java.lang.Object obj) Convert the object from its database representation to its actual value in the business object.
void	formatValue(java.lang.Object value, java.lang.StringBuffer buf) Don't use superfulous tick ' characters.

Methods inherited from class com.objectwave.persist.ObjectFormatter

bindBlob, convertArrays, convertType, convertTypes, needsArrayConversion

Methods inherited from class com.objectwave.utility.ObjectFormatter

bytesToString, convertArray, convertPrimitive, convertString, createArray, createNumber, createScalarType, formatDate, formatSerializable, formatValue, readSerializable, replace1QuoteWith2, serializeObject, stringToBytes

Methods inherited from class java.lang.Object

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

Constructor Detail

FileObjectFormatter

public FileObjectFormatter()

Method Detail

convertType

public java.lang.Object convertType(java.lang.Class c,
                                    java.lang.Object obj)

Convert the object from its database representation to its actual value in the business object. This is the most likely method to be used in other processes. If the 'c' is a primtitive type, we force the value to zero.

Overrides:

convertType in class ObjectFormatter

Parameters:

c - Class to which the object is going to be converted.

obj - An unkown object type that may need to be converted to be a type of the class 'c'.

Returns:

An instance of the passed in type.

formatValue

public void formatValue(java.lang.Object value,
                        java.lang.StringBuffer buf)
                 throws java.io.IOException

Don't use superfulous tick ' characters. Substitute a string "NULL" for null values.

Overrides:

formatValue in class ObjectFormatter

Parameters:

value - The value to be added to the StringBuffer

buf - The buffer that will hold all of the object's data

Throws:

java.io.IOException