Module Simula

Package simula.compiler.syntaxClass

Class HiddenSpecification

java.lang.Object

simula.compiler.syntaxClass.SyntaxClass

simula.compiler.syntaxClass.HiddenSpecification

All Implemented Interfaces:

Externalizable, Serializable

public final class HiddenSpecification
extends SyntaxClass
implements Externalizable

Hidden Specification.

 Syntax: 
     protection-specification
         = hidden identifier-list
         | protected identifier-list
         | hidden protected identifier-list
         | protected hidden identifier-list
 

Link to GitHub: Source File.

Author:

Øystein Myhre Andersen

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
(package private) ClassDeclaration	definedIn	The class in which this HiddenSpecification occur.
String	identifier	The hidden identifier.
private ProtectedSpecification	protectedBy	The ProtectedSpecification set during doChecking

Fields inherited from class simula.compiler.syntaxClass.SyntaxClass

lineNumber

Constructor Summary

Constructors

Constructor	Description
HiddenSpecification()	Default constructor used by Externalization.
HiddenSpecification(ClassDeclaration definedIn, String identifier)	Create a new HiddenSpecification.

Method Summary

Modifier and Type	Method	Description
void	doChecking()	Perform semantic checking.
private static HiddenSpecification	findHidden(ClassDeclaration scope, String ident)	Search scope's hidden-list for 'ident'
private ProtectedSpecification	getMatchingProtected()	Find protected attribute and update pointers.
private ProtectedSpecification	getProtectedBy()	Returns the ProtectedSpecification which protect this hidden.
ClassDeclaration	getScopeBehindHidden()	Utility: Get scope behind hidden.
void	printTree(int indent)	Utility print syntax tree method.
void	readExternal(ObjectInput inpt)
String	toString()
void	writeExternal(ObjectOutput oupt)

Methods inherited from class simula.compiler.syntaxClass.SyntaxClass

ASSERT_SEMANTICS_CHECKED, doDeclarationCoding, doJavaCoding, edIndent, edTreeIndent, IS_SEMANTICS_CHECKED, print, SET_SEMANTICS_CHECKED, toJavaCode

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details

identifier

public String identifier

The hidden identifier.

definedIn

ClassDeclaration definedIn

The class in which this HiddenSpecification occur.

protectedBy

private ProtectedSpecification protectedBy

The ProtectedSpecification set during doChecking

Constructor Details

HiddenSpecification

public HiddenSpecification(ClassDeclaration definedIn,
 String identifier)

Create a new HiddenSpecification.

Parameters:

definedIn - the class where Hidden is specified

identifier - the hidden identifier

HiddenSpecification

public HiddenSpecification()

Default constructor used by Externalization.

Method Details

getProtectedBy

private ProtectedSpecification getProtectedBy()

Returns the ProtectedSpecification which protect this hidden.

Returns:

the ProtectedSpecification which protect this hidden.

doChecking

public void doChecking()

Perform semantic checking.

Called from ClassDeclaration.checkHiddenList.

Overrides:

doChecking in class SyntaxClass

getMatchingProtected

private ProtectedSpecification getMatchingProtected()

Find protected attribute and update pointers.

Returns:

the resulting ProtectedSpecification

getScopeBehindHidden

public ClassDeclaration getScopeBehindHidden()

Utility: Get scope behind hidden.

Returns:

the ClassDeclaration found

findHidden

private static HiddenSpecification findHidden(ClassDeclaration scope,
 String ident)

Search scope's hidden-list for 'ident'

Parameters:

scope - the given scope

ident - the given ident

Returns:

the resulting HiddenSpecification

printTree

public void printTree(int indent)

Description copied from class: SyntaxClass

Utility print syntax tree method.

Overrides:

printTree in class SyntaxClass

Parameters:

indent - number of spaces leading the lines

toString

public String toString()

Overrides:

toString in class Object

writeExternal

public void writeExternal(ObjectOutput oupt)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput inpt)
                  throws IOException,
ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException