Class InformationRecord

java.lang.Object
  |
  +--InformationRecord

All Implemented Interfaces:

HashTableEntry

public class InformationRecord

extends java.lang.Object

implements HashTableEntry

Class InformationRecord defines a simple record structure used with the HashTable and HashTableTest examples.

Field Summary

protected java.lang.String	address Street address
protected int	age Age
protected int	id Unique 9-digit id
protected java.lang.String	name Person name

Constructor Summary

InformationRecord(java.lang.String name, int age, int id, java.lang.String address)
Construct an InformationRecord with the given field values.

Method Summary

java.lang.Object	getKey() Return the id field of this as the key value.
int	hash(java.lang.Object key, int tableSize) Compute the hash index for this record as the given key modulo the given table size.
java.lang.String	toString() Convert this to a four-tuple of the form {name, age, id, address}.

Methods inherited from class java.lang.Object

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

Field Detail

name

protected java.lang.String name

Person name

age

protected int age

Age

id

protected int id

Unique 9-digit id

address

protected java.lang.String address

Street address

Constructor Detail

InformationRecord

public InformationRecord(java.lang.String name,
                         int age,
                         int id,
                         java.lang.String address)

Construct an InformationRecord with the given field values.

Method Detail

getKey

public java.lang.Object getKey()

Return the id field of this as the key value.

Specified by:

getKey in interface HashTableEntry

hash

public int hash(java.lang.Object key,
                int tableSize)

Compute the hash index for this record as the given key modulo the given table size. The given key is assumed to be an Integer id.

Specified by:

hash in interface HashTableEntry

toString

public java.lang.String toString()

Convert this to a four-tuple of the form {name, age, id, address}.

Overrides:

toString in class java.lang.Object