Package hec.io.dbf

Class DefaultDbfRecordIndexSet

java.lang.Object

hec.io.dbf.DefaultDbfRecordIndexSet

All Implemented Interfaces:

DbfRecordIndexSet, Serializable

Direct Known Subclasses:

DbfRecordQuery, DbfResultSet

public class DefaultDbfRecordIndexSet
extends Object
implements DbfRecordIndexSet

A class that defines the index and record number information for a Dbf related function. This class is used for delete operations and is the base class for all other operations.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
DefaultDbfRecordIndexSet(DbfRecordIndexSet copyMe)	Copy constructs a record index set.
DefaultDbfRecordIndexSet(String indexTagName, Serializable[] indexTagKeys)	Constructs a record index set with the tag name and the key array.
DefaultDbfRecordIndexSet(String indexFileName, String indexTagName)	Constructs record index set with the argument index file and index tag.
DefaultDbfRecordIndexSet(String indexFileName, String indexTagName, Serializable[] indexTagKeys)	Constructs a record index set with the index file, index tag, and key array.

Method Summary

Modifier and Type	Method	Description
String	getIndexFileName()	Returns the index file name.
Serializable[]	getIndexTagKeys()	Returns the index tag keys for this set.
String	getIndexTagName()	Returns the index tag.
boolean	hasIndex()	Returns true if an index tag is specified.
void	printData()	Prints out the data for this record index set to System.out.

Methods inherited from class java.lang.Object

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

Constructor Details

DefaultDbfRecordIndexSet

public DefaultDbfRecordIndexSet(String indexFileName,
 String indexTagName)

Constructs record index set with the argument index file and index tag. The index file can be null, the index tag shouldnt be null.

DefaultDbfRecordIndexSet

public DefaultDbfRecordIndexSet(String indexTagName,
 Serializable[] indexTagKeys)

Constructs a record index set with the tag name and the key array.

DefaultDbfRecordIndexSet

public DefaultDbfRecordIndexSet(String indexFileName,
 String indexTagName,
 Serializable[] indexTagKeys)

Constructs a record index set with the index file, index tag, and key array.

DefaultDbfRecordIndexSet

public DefaultDbfRecordIndexSet(DbfRecordIndexSet copyMe)

Copy constructs a record index set.

Method Details

getIndexFileName

public String getIndexFileName()

Returns the index file name.

Specified by:

getIndexFileName in interface DbfRecordIndexSet

getIndexTagName

public String getIndexTagName()

Returns the index tag.

Specified by:

getIndexTagName in interface DbfRecordIndexSet

getIndexTagKeys

public Serializable[] getIndexTagKeys()

Description copied from interface: DbfRecordIndexSet

Returns the index tag keys for this set. For example, the id numbers or names.

Specified by:

getIndexTagKeys in interface DbfRecordIndexSet

hasIndex

public boolean hasIndex()

Returns true if an index tag is specified.

Specified by:

hasIndex in interface DbfRecordIndexSet

printData

public void printData()

Prints out the data for this record index set to System.out.

Specified by:

printData in interface DbfRecordIndexSet