polyglot.ext.jl.ast
Class Catch_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.Stmt_c
              extended by polyglot.ext.jl.ast.Catch_c
All Implemented Interfaces:
java.lang.Cloneable, Catch, CompoundStmt, JL, Node, NodeOps, Stmt, Term, Copy

public class Catch_c
extends Stmt_c
implements Catch

A Catch represents one half of a try-catch statement. Specifically, the second half.


Field Summary
protected  Block body
           
protected  Formal formal
           
 
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
Catch_c(Position pos, Formal formal, Block body)
           
 
Method Summary
 java.util.List acceptCFG(CFGBuilder v, java.util.List succs)
          Visit this term in evaluation order.
 Block body()
          Get the body of the catch block.
 Catch body(Block body)
          Set the body of the catch block.
 Type catchType()
          Get the catchType of the catch block.
 Context enterScope(Context c)
          Push a new scope upon entering this node, and add any declarations to the context that should be in scope when visiting children of this node.
 Term entry()
          Return the first (sub)term performed when evaluating this term.
 Formal formal()
          Get the formal of the catch block.
 Catch formal(Formal formal)
          Set the formal of the catch block.
 void prettyPrint(CodeWriter w, PrettyPrinter tr)
          Write the catch block to an output file.
protected  Catch_c reconstruct(Formal formal, Block body)
          Reconstruct the catch block.
 java.lang.String toString()
           
 Node typeCheck(TypeChecker tc)
          Type check the catch block.
 Node visitChildren(NodeVisitor v)
          Visit the children of the catch block.
 
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, buildTypes, buildTypesEnter, buildTypesOverride, childExpectedType, copy, del, del, disambiguate, disambiguateEnter, disambiguateOverride, dump, enterScope, exceptionCheckEnter, exceptionCheckOverride, ext, ext, ext, ext, init, node, position, position, print, printBlock, printSubStmt, throwTypes, translate, typeCheckEnter, typeCheckOverride, visit, visitChild, 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.Term
exceptions, exceptions, reachable, reachable
 
Methods inherited from interface polyglot.ast.Node
childExpectedType, del, del, dump, 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, exceptionCheck, exceptionCheckEnter, throwTypes, translate, typeCheckEnter
 
Methods inherited from interface polyglot.util.Copy
copy
 

Field Detail

formal

protected Formal formal

body

protected Block body
Constructor Detail

Catch_c

public Catch_c(Position pos,
               Formal formal,
               Block body)
Method Detail

catchType

public Type catchType()
Get the catchType of the catch block.

Specified by:
catchType in interface Catch

formal

public Formal formal()
Get the formal of the catch block.

Specified by:
formal in interface Catch

formal

public Catch formal(Formal formal)
Set the formal of the catch block.

Specified by:
formal in interface Catch

body

public Block body()
Get the body of the catch block.

Specified by:
body in interface Catch

body

public Catch body(Block body)
Set the body of the catch block.

Specified by:
body in interface Catch

reconstruct

protected Catch_c reconstruct(Formal formal,
                              Block body)
Reconstruct the catch block.


visitChildren

public Node visitChildren(NodeVisitor v)
Visit the children of the catch block.

Specified by:
visitChildren in interface NodeOps
Overrides:
visitChildren in class Node_c
Parameters:
v - The visitor that will traverse/rewrite the AST.
Returns:
A new AST if a change was made, or this.

enterScope

public Context enterScope(Context c)
Description copied from class: Node_c
Push a new scope upon entering this node, and add any declarations to the context that should be in scope when visiting children of this node.

Specified by:
enterScope in interface NodeOps
Overrides:
enterScope in class Node_c
Parameters:
c - the current Context
Returns:
the Context to be used for visiting this node.

typeCheck

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

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 catch block 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.

entry

public Term entry()
Description copied from class: Term_c
Return the first (sub)term performed when evaluating this term.

Specified by:
entry in interface Term
Specified by:
entry in class Term_c

acceptCFG

public java.util.List acceptCFG(CFGBuilder v,
                                java.util.List succs)
Description copied from class: Term_c
Visit this term in evaluation order.

Specified by:
acceptCFG in interface Term
Specified by:
acceptCFG in class Term_c