org.caleigo.core
Class EntityReader

java.lang.Object
  java.io.Reader
      java.io.FilterReader
          org.caleigo.core.EntityReader

public class EntityReader

extends java.io.FilterReader

The EntityReader is a FilterReader that adds read methods for reading entities, selections and related data.

Version:

1.00

Author:

Dennis Zikovic

Field Summary

Fields inherited from class java.io.FilterReader

in

Fields inherited from class java.io.Reader

lock

Constructor Summary

EntityReader(java.io.Reader in)

EntityReader(java.io.Reader in, int fieldSeparator, int entitySeparator)

Method Summary

int	getFieldSeparator()
java.lang.String	getNullValue()
int	getRecordSeparator()
int	getStringDelimiter()
protected java.lang.Object	readData(DataType dataType)
IEntity	readEntity(IEntityDescriptor entityDescriptor)
ISelection	readMappedSelection(IEntityDescriptor entityDescriptor) Reads a mapped selection from the Reader until end of data.
void	setFieldSeparator(int character)
void	setNullValue(java.lang.String nullString)
void	setRecordSeparator(int character)
void	setStringDelimiter(int character)
protected boolean	useStringDelimiter(DataType dataType)

Methods inherited from class java.io.FilterReader

close, mark, markSupported, read, read, ready, reset, skip

Methods inherited from class java.io.Reader

read

Methods inherited from class java.lang.Object

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

Constructor Detail

EntityReader

public EntityReader(java.io.Reader in)

EntityReader

public EntityReader(java.io.Reader in,
                    int fieldSeparator,
                    int entitySeparator)

Method Detail

readEntity

public IEntity readEntity(IEntityDescriptor entityDescriptor)
                   throws java.io.IOException

Throws:

java.io.IOException

readMappedSelection

public ISelection readMappedSelection(IEntityDescriptor entityDescriptor)
                               throws java.io.IOException

Reads a mapped selection from the Reader until end of data. Using this method makes it possible to read from files that has an old entity descriptor that has changed since the data was written.

Throws:

java.io.IOException

getFieldSeparator

public int getFieldSeparator()

setFieldSeparator

public void setFieldSeparator(int character)

getRecordSeparator

public int getRecordSeparator()

setRecordSeparator

public void setRecordSeparator(int character)

getStringDelimiter

public int getStringDelimiter()

setStringDelimiter

public void setStringDelimiter(int character)

getNullValue

public java.lang.String getNullValue()

setNullValue

public void setNullValue(java.lang.String nullString)

readData

protected java.lang.Object readData(DataType dataType)
                             throws java.io.IOException

Throws:

java.io.IOException

useStringDelimiter

protected boolean useStringDelimiter(DataType dataType)