Package db

Class TranslatedRecordIterator

java.lang.Object

db.TranslatedRecordIterator

All Implemented Interfaces:

RecordIterator

public class TranslatedRecordIterator
extends java.lang.Object
implements RecordIterator

Constructor Summary

Constructors

Constructor	Description
TranslatedRecordIterator(RecordIterator it, RecordTranslator translator)

Method Summary

Modifier and Type	Method	Description
boolean	delete()	Delete the last Record read via the next or previous methods.
boolean	hasNext()	Return true if a Record is available in the forward direction.
boolean	hasPrevious()	Return true if a Record is available in the reverse direction
Record	next()	Return the nexy Record or null if one is not available.
Record	previous()	Return the previous Record or null if one is not available.

Methods inherited from class java.lang.Object

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

Constructor Detail

TranslatedRecordIterator

public TranslatedRecordIterator(RecordIterator it,
                                RecordTranslator translator)

Method Detail

hasNext

public boolean hasNext()
                throws java.io.IOException

Description copied from interface: RecordIterator

Return true if a Record is available in the forward direction.

Specified by:

hasNext in interface RecordIterator

Throws:

java.io.IOException - thrown if an IO error occurs

hasPrevious

public boolean hasPrevious()
                    throws java.io.IOException

Description copied from interface: RecordIterator

Return true if a Record is available in the reverse direction

Specified by:

hasPrevious in interface RecordIterator

Throws:

java.io.IOException - thrown if an IO error occurs

next

public Record next()
            throws java.io.IOException

Description copied from interface: RecordIterator

Return the nexy Record or null if one is not available.

Specified by:

next in interface RecordIterator

Throws:

java.io.IOException - thrown if an IO error occurs

previous

public Record previous()
                throws java.io.IOException

Description copied from interface: RecordIterator

Return the previous Record or null if one is not available.

Specified by:

previous in interface RecordIterator

Throws:

java.io.IOException - thrown if an IO error occurs

delete

public boolean delete()
               throws java.io.IOException

Description copied from interface: RecordIterator

Delete the last Record read via the next or previous methods.

Specified by:

delete in interface RecordIterator

Returns:

true if record was successfully deleted.

Throws:

java.io.IOException - thrown if an IO error occurs.