fmrisc.ProgramExplorer.Semantics

Class ParamSymbolTable<S extends ParamSymbol>

java.lang.Object

fmrisc.ProgramExplorer.Semantics.ParamSymbolTable<S>

public final class ParamSymbolTable<S extends ParamSymbol>
extends java.lang.Object

A table of parameterized symbols.

Constructor Summary

Constructors

Constructor and Description
ParamSymbolTable(ErrorStream error) Construct symbol table with denoted error stream.

Method Summary

Modifier and Type	Method and Description
S	get(Identifier ikey, TypeExpression[] tkey) Returns symbol associated to key consisting of an identifier and a sequence of types and links key to symbol.
java.util.Collection<S>	getSymbols() Return collection of symbols in table.
boolean	put(S value) Puts symbol into table to be looked up for the symbol's name and argument types.

Methods inherited from class java.lang.Object

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

Constructor Detail

ParamSymbolTable

public ParamSymbolTable(ErrorStream error)

Construct symbol table with denoted error stream.

Parameters:

error - the error stream.

Method Detail

getSymbols

public java.util.Collection<S> getSymbols()

Return collection of symbols in table.

Returns:

the collection of all symbols.

put

public boolean put(S value)

Puts symbol into table to be looked up for the symbol's name and argument types.

Parameters:

value - the symbol.

Returns:

true, if symbol could be added; false, if symbol with same name and argument types was in table (in this case the symbol is not added and a message is printed)

get

public S get(Identifier ikey,
             TypeExpression[] tkey)

Returns symbol associated to key consisting of an identifier and a sequence of types and links key to symbol.

Parameters:

ikey - the identifier part of the key.

tkey - the type sequence part of the key.

Returns:

the associated symbol or null if the symbol is not there.