fmrisc.ProofNavigator.Semantics

Class TypeTable

java.lang.Object

fmrisc.ProofNavigator.Semantics.SymbolTable

fmrisc.ProofNavigator.Semantics.TypeTable

public final class TypeTable
extends SymbolTable

Type table for type checking.

Constructor Summary

Constructors

Constructor and Description
TypeTable()

Method Summary

Modifier and Type	Method and Description
TypeTable	cloneTypeTable() creates a clone of the symbol table, the clone is a shallow copy (the symbols in the table are not cloned)
TypeSymbol	getSymbol(Identifier name) returns symbol associated to name (null, if none)
Type	getType(Identifier key) returns canonical type associated to key type equality implies pointer equality of types.
TypeSymbol	put(TypeDeclIdentifier key, Type type) put type in type table

Methods inherited from class fmrisc.ProofNavigator.Semantics.SymbolTable

cloneTable, getSymbols

Methods inherited from class java.lang.Object

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

Constructor Detail

TypeTable

public TypeTable()

Method Detail

cloneTypeTable

public TypeTable cloneTypeTable()

creates a clone of the symbol table, the clone is a shallow copy (the symbols in the table are not cloned)

Returns:

the clone.

put

public TypeSymbol put(TypeDeclIdentifier key,
                      Type type)

put type in type table

Parameters:

key - the name of the type

type - the type associated to the name

Returns:

constructed symbol (null, if an error occured)

getSymbol

public TypeSymbol getSymbol(Identifier name)

returns symbol associated to name (null, if none)

Parameters:

name - the name

Returns:

the symbol associated to the name (may be null)

getType

public Type getType(Identifier key)

returns canonical type associated to key type equality implies pointer equality of types.

Parameters:

key - the name of the type

Returns:

the canonical type associated to key