polyglot.ext.jl.ast
Class BooleanLit_c

java.lang.Object
  extended by polyglot.ext.jl.ast.Node_c
      extended by polyglot.ext.jl.ast.Term_c
          extended by polyglot.ext.jl.ast.Expr_c
              extended by polyglot.ext.jl.ast.Lit_c
                  extended by polyglot.ext.jl.ast.BooleanLit_c
All Implemented Interfaces:
java.lang.Cloneable, BooleanLit, Expr, JL, Lit, Node, NodeOps, Prefix, Receiver, Term, Typed, Copy

public class BooleanLit_c
extends Lit_c
implements BooleanLit

A BooleanLit represents a boolean literal expression.


Field Summary
protected  boolean value
           
 
Fields inherited from class polyglot.ext.jl.ast.Expr_c
type
 
Fields inherited from class polyglot.ext.jl.ast.Term_c
exceptions, reachable
 
Fields inherited from class polyglot.ext.jl.ast.Node_c
del, ext, position
 
Constructor Summary
BooleanLit_c(Position pos, boolean value)
           
 
Method Summary
 java.lang.Object constantValue()
          Returns the constant value of the expression, if any.
 void dump(CodeWriter w)
          Dumps the AST.
 void prettyPrint(CodeWriter w, PrettyPrinter tr)
          Write the expression to an output file.
 java.lang.String toString()
           
 Node typeCheck(TypeChecker tc)
          Type check the expression.
 boolean value()
          Get the value of the expression.
 BooleanLit value(boolean value)
          Set the value of the expression.
 
Methods inherited from class polyglot.ext.jl.ast.Lit_c
acceptCFG, entry, isConstant, precedence
 
Methods inherited from class polyglot.ext.jl.ast.Expr_c
booleanValue, buildTypes, byteValue, charValue, doubleValue, floatValue, intValue, longValue, printSubExpr, printSubExpr, shortValue, stringValue, type, type
 
Methods inherited from class polyglot.ext.jl.ast.Term_c
exceptionCheck, exceptions, exceptions, listEntry, reachable, reachable
 
Methods inherited from class polyglot.ext.jl.ast.Node_c
addDecls, addMembers, addMembersEnter, addMembersOverride, buildTypesEnter, buildTypesOverride, childExpectedType, copy, del, del, disambiguate, disambiguateEnter, disambiguateOverride, enterScope, enterScope, exceptionCheckEnter, exceptionCheckOverride, ext, ext, ext, ext, init, node, position, position, print, printBlock, printSubStmt, throwTypes, translate, typeCheckEnter, typeCheckOverride, visit, visitChild, visitChildren, visitEdge, visitList
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface polyglot.ast.Expr
isConstant, precedence, printSubExpr, printSubExpr, type
 
Methods inherited from interface polyglot.ast.Node
childExpectedType, del, del, ext, ext, ext, ext, position, position, visit, visitChild, visitEdge, visitList
 
Methods inherited from interface polyglot.ast.JL
init, node
 
Methods inherited from interface polyglot.ast.NodeOps
addDecls, addMembers, addMembersEnter, buildTypes, buildTypesEnter, disambiguate, disambiguateEnter, enterScope, enterScope, exceptionCheck, exceptionCheckEnter, throwTypes, translate, typeCheckEnter, visitChildren
 
Methods inherited from interface polyglot.util.Copy
copy
 
Methods inherited from interface polyglot.ast.Typed
type
 
Methods inherited from interface polyglot.ast.Term
acceptCFG, entry, exceptions, exceptions, reachable, reachable
 

Field Detail

value

protected boolean value
Constructor Detail

BooleanLit_c

public BooleanLit_c(Position pos,
                    boolean value)
Method Detail

value

public boolean value()
Get the value of the expression.

Specified by:
value in interface BooleanLit

value

public BooleanLit value(boolean value)
Set the value of the expression.

Specified by:
value in interface BooleanLit

typeCheck

public Node typeCheck(TypeChecker tc)
               throws SemanticException
Type check the expression.

Specified by:
typeCheck in interface NodeOps
Overrides:
typeCheck in class Node_c
Parameters:
tc - The type checking visitor.
Throws:
SemanticException

toString

public java.lang.String toString()
Overrides:
toString in class Node_c

prettyPrint

public void prettyPrint(CodeWriter w,
                        PrettyPrinter tr)
Write the expression to an output file.

Specified by:
prettyPrint in interface NodeOps
Overrides:
prettyPrint in class Node_c
Parameters:
w - The code writer to which to write.
tr - The pretty printer. This is not a visitor.

dump

public void dump(CodeWriter w)
Dumps the AST.

Specified by:
dump in interface Node
Overrides:
dump in class Expr_c

constantValue

public java.lang.Object constantValue()
Description copied from interface: Expr
Returns the constant value of the expression, if any.

Specified by:
constantValue in interface Expr
Specified by:
constantValue in class Lit_c