Module Simula

Package simula.compiler.byteCodeEngineering

Class JavaClassInfo

java.lang.Object

simula.compiler.byteCodeEngineering.JavaClassInfo

public class JavaClassInfo
extends Object

Java class info.

This class is introduced to compensate for a weakness in ASM.

ClassWriter.getCommonSuperClass does not work because Global.tempClassFileDir is not present in java.class.path

See: ExtendedClassWriter.getCommonSuperClass

Link to GitHub: Source File.

Author:

Øystein Myhre Andersen

Field Summary

Fields

Modifier and Type	Field	Description
private static final boolean	DEBUG	DEBUG on/off
String	externalIdent	External identifier.
private static Hashtable<String,JavaClassInfo>	javaClassMap	The java class map
String	prefixIdent	Prefix identifier.

Constructor Summary

Constructors

Constructor	Description
JavaClassInfo()	Default constructor.

Method Summary

Modifier and Type	Method	Description
(package private) static JavaClassInfo	get(String key)	Get the JavaClassInfo associated with 'key'
private String	getPrefixIdent(String ident)	Return the prefix identifier of a class named 'ident'.
static void	init()	Initiate javaClassMap
(package private) boolean	isSuperTypeOf(JavaClassInfo other)	Test if this JavaClassInfo is super of the other JavaClassInfo.
(package private) static void	printJavaClassMap(String title)	Utility: Print Java class map
static void	put(String key, JavaClassInfo info)	Update javaClassMap.
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

DEBUG

private static final boolean DEBUG

DEBUG on/off

See Also:

• Constant Field Values

javaClassMap

private static Hashtable<String,JavaClassInfo> javaClassMap

The java class map

externalIdent

public String externalIdent

External identifier.

prefixIdent

public String prefixIdent

Prefix identifier.

Constructor Details

JavaClassInfo

public JavaClassInfo()

Default constructor.

Method Details

put

public static void put(String key,
 JavaClassInfo info)

Update javaClassMap.

Parameters:

key - the key

info - the info

init

public static void init()

Initiate javaClassMap

get

static JavaClassInfo get(String key)

Get the JavaClassInfo associated with 'key'

Parameters:

key - a java class map key

Returns:

the associated info or an empty String if not found

isSuperTypeOf

boolean isSuperTypeOf(JavaClassInfo other)

Test if this JavaClassInfo is super of the other JavaClassInfo.

This is subtype of other iff This is in other's prefix chain.

Parameters:

other - the other JavaClassInfo

Returns:

true if condition holds

getPrefixIdent

private String getPrefixIdent(String ident)

Return the prefix identifier of a class named 'ident'. May be null

Parameters:

ident - class identifier

Returns:

the prefix identifier or null

printJavaClassMap

static void printJavaClassMap(String title)

Utility: Print Java class map

Parameters:

title - the title

toString

public String toString()

Overrides:

toString in class Object