public class SoftReferenceSymbolTable extends SymbolTable
SymbolTable| Modifier and Type | Class and Description |
|---|---|
protected static class |
SoftReferenceSymbolTable.SREntry
This class is a symbol table entry.
|
protected static class |
SoftReferenceSymbolTable.SREntryData |
SymbolTable.Entry| Modifier and Type | Field and Description |
|---|---|
protected SoftReferenceSymbolTable.SREntry[] |
fBuckets |
fCount, fLoadFactor, fTableSize, fThreshold, TABLE_SIZE| Constructor and Description |
|---|
SoftReferenceSymbolTable()
Constructs a new, empty SymbolTable with a default initial capacity (101)
and load factor, which is 0.75.
|
SoftReferenceSymbolTable(int initialCapacity)
Constructs a new, empty SymbolTable with the specified initial capacity
and default load factor, which is 0.75.
|
SoftReferenceSymbolTable(int initialCapacity,
float loadFactor)
Constructs a new, empty SymbolTable with the specified initial
capacity and the specified load factor.
|
| Modifier and Type | Method and Description |
|---|---|
java.lang.String |
addSymbol(char[] buffer,
int offset,
int length)
Adds the specified symbol to the symbol table and returns a
reference to the unique symbol.
|
java.lang.String |
addSymbol(java.lang.String symbol)
Adds the specified symbol to the symbol table and returns a
reference to the unique symbol.
|
boolean |
containsSymbol(char[] buffer,
int offset,
int length)
Returns true if the symbol table already contains the specified
symbol.
|
boolean |
containsSymbol(java.lang.String symbol)
Returns true if the symbol table already contains the specified
symbol.
|
protected void |
rehash()
Increases the capacity of and internally reorganizes this
SymbolTable, in order to accommodate and access its entries more
efficiently.
|
hash, hashprotected SoftReferenceSymbolTable.SREntry[] fBuckets
public SoftReferenceSymbolTable(int initialCapacity,
float loadFactor)
initialCapacity - the initial capacity of the SymbolTable.loadFactor - the load factor of the SymbolTable.java.lang.IllegalArgumentException - if the initial capacity is less
than zero, or if the load factor is nonpositive.public SoftReferenceSymbolTable(int initialCapacity)
initialCapacity - the initial capacity of the hashtable.java.lang.IllegalArgumentException - if the initial capacity is less
than zero.public SoftReferenceSymbolTable()
public java.lang.String addSymbol(java.lang.String symbol)
addSymbol in class SymbolTablesymbol - The new symbol.public java.lang.String addSymbol(char[] buffer,
int offset,
int length)
addSymbol in class SymbolTablebuffer - The buffer containing the new symbol.offset - The offset into the buffer of the new symbol.length - The length of the new symbol in the buffer.protected void rehash()
rehash in class SymbolTablepublic boolean containsSymbol(java.lang.String symbol)
containsSymbol in class SymbolTablesymbol - The symbol to look for.public boolean containsSymbol(char[] buffer,
int offset,
int length)
containsSymbol in class SymbolTablebuffer - The buffer containing the symbol to look for.offset - The offset into the buffer.length - The length of the symbol in the buffer.Copyright © 1999-2010 The Apache Software Foundation. All Rights Reserved.