org.eclipse.xtext.xbase.interpreter.impl

Class XbaseInterpreter

java.lang.Object

org.eclipse.xtext.xbase.interpreter.impl.XbaseInterpreter

All Implemented Interfaces:

IExpressionInterpreter

public class XbaseInterpreter
extends java.lang.Object
implements IExpressionInterpreter

Constructor Summary

Constructors

Constructor and Description
XbaseInterpreter()
XbaseInterpreter(com.google.inject.Provider<IEvaluationContext> contextProvider, org.eclipse.xtext.common.types.util.JavaReflectAccess javaReflectAccess, java.lang.ClassLoader loader)

Method Summary

Modifier and Type	Method and Description
protected java.lang.Object	_assignValueTo(org.eclipse.xtext.common.types.JvmField jvmField, XAbstractFeatureCall assignment, java.lang.Object value, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_assignValueTo(org.eclipse.xtext.common.types.JvmOperation jvmOperation, XAbstractFeatureCall assignment, java.lang.Object value, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_assignValueTo(XVariableDeclaration variable, XAbstractFeatureCall assignment, java.lang.Object value, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XAbstractFeatureCall featureCall, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XAssignment assignment, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XBasicForLoopExpression forLoop, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XBlockExpression literal, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XBooleanLiteral literal, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XCastedExpression castedExpression, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XClosure closure, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XConstructorCall constructorCall, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected IEvaluationResult	_doEvaluate(XDoWhileExpression doWhileLoop, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XFeatureCall featureCall, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XForLoopExpression forLoop, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XIfExpression ifExpression, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XInstanceOfExpression instanceOf, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XListLiteral literal, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XMemberFeatureCall featureCall, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XNullLiteral literal, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XNumberLiteral literal, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XReturnExpression returnExpr, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XSetLiteral literal, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XStringLiteral literal, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XSwitchExpression switchExpression, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XSynchronizedExpression expression, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XThrowExpression throwExpression, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XTryCatchFinallyExpression tryCatchFinally, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XTypeLiteral literal, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XVariableDeclaration variableDecl, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_doEvaluate(XWhileExpression whileLoop, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_invokeFeature(org.eclipse.xtext.common.types.JvmField jvmField, XAbstractFeatureCall featureCall, java.lang.Object receiver, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_invokeFeature(org.eclipse.xtext.common.types.JvmIdentifiableElement identifiable, XAbstractFeatureCall featureCall, java.lang.Object receiver, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	_invokeFeature(org.eclipse.xtext.common.types.JvmOperation operation, XAbstractFeatureCall featureCall, java.lang.Object receiver, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	applyGetAndAssignOperator(java.lang.Object originalValue, java.lang.String operatorName)
protected java.lang.Object	assignValueTo(org.eclipse.xtext.common.types.JvmIdentifiableElement feature, XAbstractFeatureCall assignment, java.lang.Object value, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	castToPrimitiveType(java.lang.Object castMe, org.eclipse.xtext.common.types.util.Primitives.Primitive kind)
protected java.lang.Object	coerceArgumentType(java.lang.Object value, org.eclipse.xtext.common.types.JvmTypeReference expectedType)
protected IEvaluationContext	createContext()
protected java.lang.Object	doEvaluate(XExpression expression, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator) don't call this directly.
protected boolean	eq(java.lang.Object a, java.lang.Object b)
IEvaluationResult	evaluate(XExpression expression)
IEvaluationResult	evaluate(XExpression expression, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.util.List<java.lang.Object>	evaluateArgumentExpressions(org.eclipse.xtext.common.types.JvmExecutable executable, java.util.List<XExpression> expressions, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	evaluateGetAndAssign(XAbstractFeatureCall featureCall, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	featureCallField(org.eclipse.xtext.common.types.JvmField jvmField, java.lang.Object receiver)
protected java.util.List<XExpression>	getActualArguments(XAbstractFeatureCall featureCall)
protected XExpression	getActualReceiver(XAbstractFeatureCall featureCall)
protected java.lang.Class<?>	getClass(java.lang.Class<?> class1)
protected org.eclipse.xtext.common.types.access.impl.ClassFinder	getClassFinder()
protected java.lang.Object	getDefaultObjectValue(LightweightTypeReference type)
protected org.eclipse.xtext.common.types.util.JavaReflectAccess	getJavaReflectAccess()
protected java.lang.Class<?>	getJavaType(org.eclipse.xtext.common.types.JvmType type)
protected java.lang.Object	getReceiver(XAbstractFeatureCall assignment, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	internalEvaluate(XExpression expression, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	invokeFeature(org.eclipse.xtext.common.types.JvmIdentifiableElement feature, XAbstractFeatureCall featureCall, java.lang.Object receiverObj, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected java.lang.Object	invokeOperation(org.eclipse.xtext.common.types.JvmOperation operation, java.lang.Object receiver, java.util.List<java.lang.Object> argumentValues)
protected java.lang.Object	invokeOperation(org.eclipse.xtext.common.types.JvmOperation operation, java.lang.Object receiver, java.util.List<java.lang.Object> argumentValues, IEvaluationContext context, org.eclipse.xtext.util.CancelIndicator indicator)
protected boolean	isGetAndAssign(XAbstractFeatureCall featureCall)
protected boolean	isType(XExpression element, java.lang.Class<?> clazz)
protected LightweightTypeReference	resolveType(XExpression element, java.lang.Class<?> clazz)
void	setClassLoader(java.lang.ClassLoader classLoader)
void	setFeatureNameProvider(IdentifiableSimpleNameProvider featureNameProvider)
protected java.lang.Object	throwClassCastException(XExpression expression, java.lang.Object result, java.lang.Class<?> expectedType)
protected java.lang.Object	throwNullPointerException(XExpression expression, java.lang.String message)
protected java.lang.Object	translateJvmTypeToResult(org.eclipse.xtext.common.types.JvmType type, int arrayDims)
protected java.lang.Object	wrapOrUnwrapArray(java.lang.Object result, LightweightTypeReference expectedType)

Methods inherited from class java.lang.Object

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

Constructor Detail

XbaseInterpreter

public XbaseInterpreter()

XbaseInterpreter

public XbaseInterpreter(com.google.inject.Provider<IEvaluationContext> contextProvider,
                        org.eclipse.xtext.common.types.util.JavaReflectAccess javaReflectAccess,
                        java.lang.ClassLoader loader)

Method Detail

setFeatureNameProvider

public void setFeatureNameProvider(IdentifiableSimpleNameProvider featureNameProvider)

setClassLoader

@Inject
public void setClassLoader(java.lang.ClassLoader classLoader)

getClass

protected java.lang.Class<?> getClass(java.lang.Class<?> class1)

evaluate

public IEvaluationResult evaluate(XExpression expression)

Specified by:

evaluate in interface IExpressionInterpreter

createContext

protected IEvaluationContext createContext()

evaluate

public IEvaluationResult evaluate(XExpression expression,
                                  IEvaluationContext context,
                                  org.eclipse.xtext.util.CancelIndicator indicator)

Specified by:

evaluate in interface IExpressionInterpreter

internalEvaluate

protected java.lang.Object internalEvaluate(XExpression expression,
                                            IEvaluationContext context,
                                            org.eclipse.xtext.util.CancelIndicator indicator)
                                     throws EvaluationException

Throws:

EvaluationException

doEvaluate

protected java.lang.Object doEvaluate(XExpression expression,
                                      IEvaluationContext context,
                                      org.eclipse.xtext.util.CancelIndicator indicator)

don't call this directly. Always call evaluate() internalEvaluate()

_doEvaluate

protected java.lang.Object _doEvaluate(XNullLiteral literal,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

Parameters:

literal - unused in this context but required for dispatching

context - unused in this context but required for dispatching

indicator - unused in this context but required for dispatching

_doEvaluate

protected java.lang.Object _doEvaluate(XReturnExpression returnExpr,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XStringLiteral literal,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

Parameters:

context - unused in this context but required for dispatching

indicator - unused in this context but required for dispatching

_doEvaluate

protected java.lang.Object _doEvaluate(XNumberLiteral literal,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

Parameters:

context - unused in this context but required for dispatching

indicator - unused in this context but required for dispatching

_doEvaluate

protected java.lang.Object _doEvaluate(XBooleanLiteral literal,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

Parameters:

context - unused in this context but required for dispatching

indicator - unused in this context but required for dispatching

_doEvaluate

protected java.lang.Object _doEvaluate(XTypeLiteral literal,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

Parameters:

context - unused in this context but required for dispatching

indicator - unused in this context but required for dispatching

_doEvaluate

protected java.lang.Object _doEvaluate(XListLiteral literal,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

getJavaType

protected java.lang.Class<?> getJavaType(org.eclipse.xtext.common.types.JvmType type)
                                  throws java.lang.ClassNotFoundException

Throws:

java.lang.ClassNotFoundException

_doEvaluate

protected java.lang.Object _doEvaluate(XSetLiteral literal,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

isType

protected boolean isType(XExpression element,
                         java.lang.Class<?> clazz)

resolveType

protected LightweightTypeReference resolveType(XExpression element,
                                               java.lang.Class<?> clazz)

_doEvaluate

protected java.lang.Object _doEvaluate(XClosure closure,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XBlockExpression literal,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XSynchronizedExpression expression,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XIfExpression ifExpression,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XSwitchExpression switchExpression,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XCastedExpression castedExpression,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

castToPrimitiveType

protected java.lang.Object castToPrimitiveType(java.lang.Object castMe,
                                               org.eclipse.xtext.common.types.util.Primitives.Primitive kind)

_doEvaluate

protected java.lang.Object _doEvaluate(XThrowExpression throwExpression,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XTryCatchFinallyExpression tryCatchFinally,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

eq

protected boolean eq(java.lang.Object a,
                     java.lang.Object b)

throwNullPointerException

protected java.lang.Object throwNullPointerException(XExpression expression,
                                                     java.lang.String message)

Parameters:

expression - may be used by inheritors

throwClassCastException

protected java.lang.Object throwClassCastException(XExpression expression,
                                                   java.lang.Object result,
                                                   java.lang.Class<?> expectedType)

Parameters:

expression - may be used by inheritors

wrapOrUnwrapArray

protected java.lang.Object wrapOrUnwrapArray(java.lang.Object result,
                                             LightweightTypeReference expectedType)

_doEvaluate

protected java.lang.Object _doEvaluate(XForLoopExpression forLoop,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XBasicForLoopExpression forLoop,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XWhileExpression whileLoop,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected IEvaluationResult _doEvaluate(XDoWhileExpression doWhileLoop,
                                        IEvaluationContext context,
                                        org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XConstructorCall constructorCall,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XMemberFeatureCall featureCall,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

translateJvmTypeToResult

protected java.lang.Object translateJvmTypeToResult(org.eclipse.xtext.common.types.JvmType type,
                                                    int arrayDims)

getDefaultObjectValue

protected java.lang.Object getDefaultObjectValue(LightweightTypeReference type)

_doEvaluate

protected java.lang.Object _doEvaluate(XInstanceOfExpression instanceOf,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XVariableDeclaration variableDecl,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XFeatureCall featureCall,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_doEvaluate

protected java.lang.Object _doEvaluate(XAbstractFeatureCall featureCall,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

isGetAndAssign

protected boolean isGetAndAssign(XAbstractFeatureCall featureCall)

evaluateGetAndAssign

protected java.lang.Object evaluateGetAndAssign(XAbstractFeatureCall featureCall,
                                                IEvaluationContext context,
                                                org.eclipse.xtext.util.CancelIndicator indicator)

applyGetAndAssignOperator

protected java.lang.Object applyGetAndAssignOperator(java.lang.Object originalValue,
                                                     java.lang.String operatorName)

getActualArguments

protected java.util.List<XExpression> getActualArguments(XAbstractFeatureCall featureCall)

getActualReceiver

protected XExpression getActualReceiver(XAbstractFeatureCall featureCall)

invokeFeature

protected java.lang.Object invokeFeature(org.eclipse.xtext.common.types.JvmIdentifiableElement feature,
                                         XAbstractFeatureCall featureCall,
                                         java.lang.Object receiverObj,
                                         IEvaluationContext context,
                                         org.eclipse.xtext.util.CancelIndicator indicator)

_invokeFeature

protected java.lang.Object _invokeFeature(org.eclipse.xtext.common.types.JvmIdentifiableElement identifiable,
                                          XAbstractFeatureCall featureCall,
                                          java.lang.Object receiver,
                                          IEvaluationContext context,
                                          org.eclipse.xtext.util.CancelIndicator indicator)

Parameters:

featureCall - unused in this context but required for dispatching

indicator - unused in this context but required for dispatching

_invokeFeature

protected java.lang.Object _invokeFeature(org.eclipse.xtext.common.types.JvmField jvmField,
                                          XAbstractFeatureCall featureCall,
                                          java.lang.Object receiver,
                                          IEvaluationContext context,
                                          org.eclipse.xtext.util.CancelIndicator indicator)

Parameters:

featureCall - unused in this context but required for dispatching

context - unused in this context but required for dispatching

indicator - unused in this context but required for dispatching

featureCallField

protected java.lang.Object featureCallField(org.eclipse.xtext.common.types.JvmField jvmField,
                                            java.lang.Object receiver)

_invokeFeature

protected java.lang.Object _invokeFeature(org.eclipse.xtext.common.types.JvmOperation operation,
                                          XAbstractFeatureCall featureCall,
                                          java.lang.Object receiver,
                                          IEvaluationContext context,
                                          org.eclipse.xtext.util.CancelIndicator indicator)

invokeOperation

protected java.lang.Object invokeOperation(org.eclipse.xtext.common.types.JvmOperation operation,
                                           java.lang.Object receiver,
                                           java.util.List<java.lang.Object> argumentValues,
                                           IEvaluationContext context,
                                           org.eclipse.xtext.util.CancelIndicator indicator)

Parameters:

operation - the operation that should be invoked.

receiver - the receiver for the invocation. It may be null which could signal a NullPointerException or be valid if the given operation is a static operation.

argumentValues - the argument values. The number of arguments has to match the number of declared parameters.

context - the current evalutation context.

indicator - the cancel indicator.

Since:

2.3.1

invokeOperation

protected java.lang.Object invokeOperation(org.eclipse.xtext.common.types.JvmOperation operation,
                                           java.lang.Object receiver,
                                           java.util.List<java.lang.Object> argumentValues)

evaluateArgumentExpressions

protected java.util.List<java.lang.Object> evaluateArgumentExpressions(org.eclipse.xtext.common.types.JvmExecutable executable,
                                                                       java.util.List<XExpression> expressions,
                                                                       IEvaluationContext context,
                                                                       org.eclipse.xtext.util.CancelIndicator indicator)

coerceArgumentType

protected java.lang.Object coerceArgumentType(java.lang.Object value,
                                              org.eclipse.xtext.common.types.JvmTypeReference expectedType)

_doEvaluate

protected java.lang.Object _doEvaluate(XAssignment assignment,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

assignValueTo

protected java.lang.Object assignValueTo(org.eclipse.xtext.common.types.JvmIdentifiableElement feature,
                                         XAbstractFeatureCall assignment,
                                         java.lang.Object value,
                                         IEvaluationContext context,
                                         org.eclipse.xtext.util.CancelIndicator indicator)

_assignValueTo

protected java.lang.Object _assignValueTo(XVariableDeclaration variable,
                                          XAbstractFeatureCall assignment,
                                          java.lang.Object value,
                                          IEvaluationContext context,
                                          org.eclipse.xtext.util.CancelIndicator indicator)

Parameters:

assignment - unused in this context but required for dispatching

indicator - unused in this context but required for dispatching

_assignValueTo

protected java.lang.Object _assignValueTo(org.eclipse.xtext.common.types.JvmField jvmField,
                                          XAbstractFeatureCall assignment,
                                          java.lang.Object value,
                                          IEvaluationContext context,
                                          org.eclipse.xtext.util.CancelIndicator indicator)

getReceiver

protected java.lang.Object getReceiver(XAbstractFeatureCall assignment,
                                       IEvaluationContext context,
                                       org.eclipse.xtext.util.CancelIndicator indicator)

_assignValueTo

protected java.lang.Object _assignValueTo(org.eclipse.xtext.common.types.JvmOperation jvmOperation,
                                          XAbstractFeatureCall assignment,
                                          java.lang.Object value,
                                          IEvaluationContext context,
                                          org.eclipse.xtext.util.CancelIndicator indicator)

getClassFinder

protected org.eclipse.xtext.common.types.access.impl.ClassFinder getClassFinder()

getJavaReflectAccess

protected org.eclipse.xtext.common.types.util.JavaReflectAccess getJavaReflectAccess()