koala.dynamicjava.interpreter.context
Class MethodContext

java.lang.Object
  koala.dynamicjava.interpreter.context.VariableContext
      koala.dynamicjava.interpreter.context.GlobalContext
          koala.dynamicjava.interpreter.context.StaticContext
              koala.dynamicjava.interpreter.context.MethodContext

All Implemented Interfaces:

Context, SimpleContext

public class MethodContext

extends StaticContext

A method method context.

Nested Class Summary

Nested classes inherited from class koala.dynamicjava.interpreter.context.GlobalContext

GlobalContext.PseudoClassLoader, GlobalContext.PseudoError

Nested classes inherited from class koala.dynamicjava.interpreter.context.VariableContext

VariableContext.AbstractVariable, VariableContext.Constant, VariableContext.Link, VariableContext.LinkFactory, VariableContext.Scope, VariableContext.Variable

Field Summary

protected static Identifier

thisIdentifier The "this" identifier

Fields inherited from class koala.dynamicjava.interpreter.context.StaticContext

declaringClass, defaultQualifier

Fields inherited from class koala.dynamicjava.interpreter.context.GlobalContext

accessible, CLASS_TYPE, classCount, classLoader, clc, functions, importationManager, interpreter, LOCALS, LOCALS_NAME, MAP_TYPE, OBJECT_ARRAY_ARRAY, OBJECT_CLASS, OBJECT_TYPE

Fields inherited from class koala.dynamicjava.interpreter.context.VariableContext

cscope, scope, scopes

Constructor Summary

MethodContext(Interpreter i, java.lang.Class c, java.lang.Object obj, ImportationManager im)
Creates a new context

MethodContext(Interpreter i, java.lang.Class c, java.lang.Object obj, java.util.Set fp)
Creates a new context

Method Summary

Expression	createName(Node node, IdentifierToken name) Creates the tree that is associated with the given name
Node	getDefaultQualifier(Node node, java.lang.String tname) Returns the default qualifier for this context
java.lang.Object	getHiddenArgument() Returns the default argument to pass to methods in this context
protected java.lang.String	getOuterThisName(java.lang.Class c) Finds the name of the reference to an outerclass in the given class
java.lang.Object	invokeConstructor(ClassAllocation node, java.lang.Object[] args) Invokes a constructor
java.lang.Object	invokeConstructor(SimpleAllocation node, java.lang.Object[] args) Invokes a constructor
protected boolean	isInnerclass(java.lang.Class ic, java.lang.Class oc) Tests whether an class is an inner class of another
java.lang.reflect.Method	lookupMethod(Node prefix, java.lang.String mname, java.lang.Class[] params) Looks for a method
java.lang.Class	setProperties(ClassAllocation node, java.lang.Class c, java.lang.Class[] args, java.util.List memb) Sets the properties of a ClassAllocation node
java.lang.Class	setProperties(SimpleAllocation node, java.lang.Class c, java.lang.Class[] cargs) Sets the properties of a SimpleAllocation node

Methods inherited from class koala.dynamicjava.interpreter.context.StaticContext

classExists, defineClass, defineFunction, fieldExists, getDefaultQualifier, getField, getModifier, getSuperField, isDefined, isInnerClass, lookupClass, lookupSuperMethod, setAccessFlag

Methods inherited from class koala.dynamicjava.interpreter.context.GlobalContext

createClassArrayInitializer, declareClassImport, declarePackageImport, exists, getAccessible, getAdditionalClassLoader, getCurrentPackage, getFunctions, getImportationManager, getInterpreter, getModifier, getModifier, getModifier, getPackageName, lookupClass, lookupConstructor, lookupFunction, setAccessible, setAdditionalClassLoaderContainer, setCurrentPackage, setFunctions, setImportationManager

Methods inherited from class koala.dynamicjava.interpreter.context.VariableContext

define, defineConstant, defineVariables, enterScope, enterScope, get, getConstants, getCurrentScopeVariableNames, getCurrentScopeVariables, isDefinedVariable, isFinal, leaveScope, set, setConstant, setVariable

Methods inherited from class java.lang.Object

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

Methods inherited from interface koala.dynamicjava.interpreter.context.SimpleContext

define, defineConstant, defineVariables, enterScope, enterScope, get, getConstants, getCurrentScopeVariableNames, getCurrentScopeVariables, isDefinedVariable, isFinal, leaveScope, set, setConstant, setVariable

Field Detail

thisIdentifier

protected static final Identifier thisIdentifier

The "this" identifier

Constructor Detail

MethodContext

public MethodContext(Interpreter i,
                     java.lang.Class c,
                     java.lang.Object obj,
                     ImportationManager im)

Creates a new context

Parameters:

i - the interpreter

c - the declaring class of the method

obj - the current object

im - the importation manager

MethodContext

public MethodContext(Interpreter i,
                     java.lang.Class c,
                     java.lang.Object obj,
                     java.util.Set fp)

Creates a new context

Parameters:

i - the interpreter

c - the declaring class of the method

obj - the current object

fp - the formal parameters

Method Detail

getDefaultQualifier

public Node getDefaultQualifier(Node node,
                                java.lang.String tname)

Returns the default qualifier for this context

Specified by:

getDefaultQualifier in interface Context

Overrides:

getDefaultQualifier in class GlobalContext

Parameters:

node - the current node

tname - the qualifier of 'this'

createName

public Expression createName(Node node,
                             IdentifierToken name)

Creates the tree that is associated with the given name

Specified by:

createName in interface Context

Overrides:

createName in class StaticContext

Parameters:

node - the current node

name - the variable name

Throws:

java.lang.IllegalStateException - if the variable is not defined

getHiddenArgument

public java.lang.Object getHiddenArgument()

Returns the default argument to pass to methods in this context

Specified by:

getHiddenArgument in interface Context

Overrides:

getHiddenArgument in class GlobalContext

setProperties

public java.lang.Class setProperties(SimpleAllocation node,
                                     java.lang.Class c,
                                     java.lang.Class[] cargs)

Sets the properties of a SimpleAllocation node

Specified by:

setProperties in interface Context

Overrides:

setProperties in class GlobalContext

Parameters:

node - the allocation node

c - the class of the constructor

cargs - the classes of the arguments of the constructor

invokeConstructor

public java.lang.Object invokeConstructor(SimpleAllocation node,
                                          java.lang.Object[] args)

Invokes a constructor

Specified by:

invokeConstructor in interface Context

Overrides:

invokeConstructor in class GlobalContext

Parameters:

node - the SimpleAllocation node

args - the arguments

setProperties

public java.lang.Class setProperties(ClassAllocation node,
                                     java.lang.Class c,
                                     java.lang.Class[] args,
                                     java.util.List memb)

Sets the properties of a ClassAllocation node

Specified by:

setProperties in interface Context

Overrides:

setProperties in class StaticContext

Parameters:

node - the allocation node

c - the class of the constructor

args - the classes of the arguments of the constructor

memb - the class members

invokeConstructor

public java.lang.Object invokeConstructor(ClassAllocation node,
                                          java.lang.Object[] args)

Invokes a constructor

Specified by:

invokeConstructor in interface Context

Overrides:

invokeConstructor in class GlobalContext

Parameters:

node - the ClassAllocation node

args - the arguments

lookupMethod

public java.lang.reflect.Method lookupMethod(Node prefix,
                                             java.lang.String mname,
                                             java.lang.Class[] params)
                                      throws java.lang.NoSuchMethodException

Looks for a method

Specified by:

lookupMethod in interface Context

Overrides:

lookupMethod in class StaticContext

Parameters:

prefix - the method prefix

mname - the method name

params - the parameter types

Throws:

java.lang.NoSuchMethodException - if the method cannot be found

isInnerclass

protected boolean isInnerclass(java.lang.Class ic,
                               java.lang.Class oc)

Tests whether an class is an inner class of another

Parameters:

ic - the possibly inner class

oc - the possibly outer class

getOuterThisName

protected java.lang.String getOuterThisName(java.lang.Class c)

Finds the name of the reference to an outerclass in the given class