Package hec.io.dbf

Class RecordHandler

java.lang.Object

hec.io.dbf.RecordHandler

Direct Known Subclasses:

DeleteRecordHandler, QueryRecordHandler, WriteRecordHandler

public abstract class RecordHandler
extends Object

Base class for process dbf record operations such as deletes and writes.

Constructor Summary

Constructors

Constructor	Description
RecordHandler(codebase.Data4jni data4Jni, DbfRecordIndexSet recordIndexSet, DbfResultSet resultSet, Vector fieldObjects)

Method Summary

Modifier and Type	Method	Description
DbfResultSet	getResultSet()
protected abstract Vector	getRow(int setRecordIndex)
protected abstract void	handleException(int dbfRecordNumber, Serializable indexTagKey, Exception e)
protected abstract void	handleResults(int setRecordIndex, int dbfRecordNumber, Serializable indexTagKey, Vector row)
void	process(int setRecordIndex, int dbfRecordNumber, Serializable indexTagKey)	Gets the data from field 4 objects and packages it in the record set.
protected abstract void	processRow(int columnIndex, Vector row, Object o)

Methods inherited from class java.lang.Object

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

Constructor Details

RecordHandler

public RecordHandler(codebase.Data4jni data4Jni,
 DbfRecordIndexSet recordIndexSet,
 DbfResultSet resultSet,
 Vector fieldObjects)

Method Details

process

public void process(int setRecordIndex,
 int dbfRecordNumber,
 Serializable indexTagKey)
             throws IOException,
codebase.Error4message,
codebase.Error4unexpected,
codebase.Error4usage,
codebase.Error4locked,
codebase.Error4unique

Gets the data from field 4 objects and packages it in the record set. This method requires that The data4jni already be positioned at the correct record number that should be read from.

Throws:

IOException

codebase.Error4message

codebase.Error4unexpected

codebase.Error4usage

codebase.Error4locked

codebase.Error4unique

getResultSet

public DbfResultSet getResultSet()

handleException

protected abstract void handleException(int dbfRecordNumber,
 Serializable indexTagKey,
 Exception e)

getRow

protected abstract Vector getRow(int setRecordIndex)

handleResults

protected abstract void handleResults(int setRecordIndex,
 int dbfRecordNumber,
 Serializable indexTagKey,
 Vector row)
                               throws IOException,
codebase.Error4message,
codebase.Error4unexpected,
codebase.Error4usage,
codebase.Error4locked,
codebase.Error4unique

Throws:

IOException

codebase.Error4message

codebase.Error4unexpected

codebase.Error4usage

codebase.Error4locked

codebase.Error4unique

processRow

protected abstract void processRow(int columnIndex,
 Vector row,
 Object o)
                            throws IOException,
codebase.Error4message,
codebase.Error4unexpected

Throws:

IOException

codebase.Error4message

codebase.Error4unexpected