org.eclipse.jdt.internal.compiler.codegen

Class ObjectCache

java.lang.Object

org.eclipse.jdt.internal.compiler.codegen.ObjectCache

public class ObjectCache
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
Object[]	keyTable
int[]	valueTable

Constructor Summary

Constructors

Constructor and Description
ObjectCache() Constructs a new, empty hashtable.
ObjectCache(int initialCapacity) Constructs a new, empty hashtable with the specified initial capacity.

Method Summary

Methods

Modifier and Type	Method and Description
void	clear() Clears the hash table so that it has no more elements in it.
boolean	containsKey(Object key) Returns true if the collection contains an element for the key.
int	get(Object key) Gets the object associated with the specified key in the hashtable.
int	hashCode(Object key) Return the hashcode for the key parameter
int	put(Object key, int value) Puts the specified element into the hashtable, using the specified key.
int	size() Returns the number of elements contained in the hashtable.
String	toString() Converts to a rather lengthy String.

Methods inherited from class java.lang.Object

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

Field Detail

keyTable

public Object[] keyTable

valueTable

public int[] valueTable

Constructor Detail

ObjectCache

public ObjectCache()

Constructs a new, empty hashtable. A default capacity is used. Note that the hashtable will automatically grow when it gets full.

ObjectCache

public ObjectCache(int initialCapacity)

Constructs a new, empty hashtable with the specified initial capacity.

Parameters:

initialCapacity - int the initial number of buckets

Method Detail

clear

public void clear()

Clears the hash table so that it has no more elements in it.

containsKey

public boolean containsKey(Object key)

Returns true if the collection contains an element for the key.

Parameters:

key - char[] the key that we are looking for

Returns:

boolean

get

public int get(Object key)

Gets the object associated with the specified key in the hashtable.

Parameters:

key - char[] the specified key

Returns:

int the element for the key or -1 if the key is not defined in the hash table.

hashCode

public int hashCode(Object key)

Return the hashcode for the key parameter

Parameters:

key - org.eclipse.jdt.internal.compiler.lookup.MethodBinding

Returns:

int

put

public int put(Object key,
      int value)

Puts the specified element into the hashtable, using the specified key. The element may be retrieved by doing a get() with the same key. The key and the element cannot be null.

Parameters:

key - Object the specified key in the hashtable

value - int the specified element

Returns:

int the old value of the key, or -1 if it did not have one.

size

public int size()

Returns the number of elements contained in the hashtable.

Returns:

int The size of the table

toString

public String toString()

Converts to a rather lengthy String.

Overrides:

toString in class Object

Returns:

String the ascii representation of the receiver