org.eclipse.xtext.xbase.compiler

Class AbstractXbaseCompiler

java.lang.Object

org.eclipse.xtext.xbase.compiler.AbstractXbaseCompiler

Direct Known Subclasses:

TypeConvertingCompiler

public abstract class AbstractXbaseCompiler
extends Object

Author:

Sven Efftinge - Initial contribution and API

Constructor Summary

Constructors

Constructor and Description
AbstractXbaseCompiler()

Method Summary

Methods

Modifier and Type	Method and Description
void	_toJavaExpression(XExpression func, ITreeAppendable b)
void	_toJavaStatement(XExpression func, ITreeAppendable b, boolean isReferenced)
protected void	appendDefaultLiteral(ITreeAppendable b, LightweightTypeReference type)
protected boolean	canCompileToJavaExpression(XExpression expression, ITreeAppendable appendable)
ITreeAppendable	compile(XBlockExpression expr, ITreeAppendable b, LightweightTypeReference expectedReturnType) this one trims the outer block
ITreeAppendable	compile(XExpression obj, ITreeAppendable parentAppendable, JvmTypeReference expectedReturnType, Set<JvmTypeReference> declaredExceptions)
ITreeAppendable	compile(XExpression obj, ITreeAppendable appendable, LightweightTypeReference expectedReturnType)
ITreeAppendable	compile(XExpression obj, ITreeAppendable parentAppendable, LightweightTypeReference expectedReturnType, Set<JvmTypeReference> declaredExceptions)
ITreeAppendable	compileAsJavaExpression(XExpression obj, ITreeAppendable parentAppendable, JvmTypeReference expectedType)
ITreeAppendable	compileAsJavaExpression(XExpression obj, ITreeAppendable parentAppendable, LightweightTypeReference expectedType)
protected void	compileWithJvmConstructorCall(XBlockExpression obj, ITreeAppendable apendable)
protected void	declareFreshLocalVariable(XExpression expr, ITreeAppendable b, Later expression)
protected void	declareSyntheticVariable(XExpression expr, ITreeAppendable b)
protected void	doInternalToJavaStatement(XExpression obj, ITreeAppendable builder, boolean isReferenced)
protected JvmType	findKnownTopLevelType(Class<?> rawType, org.eclipse.emf.common.notify.Notifier context)
protected JvmType	findKnownType(Class<?> rawType, org.eclipse.emf.common.notify.Notifier context)
protected void	generateCheckedExceptionHandling(ITreeAppendable appendable)
protected String	getDefaultValueLiteral(XExpression expr)
protected JvmTypeReference	getExpectedType(XExpression expr)
protected String	getFavoriteVariableName(org.eclipse.emf.ecore.EObject ex)
protected LightweightTypeReference	getLightweightExpectedType(XExpression expr)
protected LightweightTypeReference	getLightweightReturnType(XExpression expr)
protected LightweightTypeReference	getLightweightType(JvmIdentifiableElement identifiable)
protected LightweightTypeReference	getLightweightType(XExpression expr)
protected IdentifiableSimpleNameProvider	getNameProvider()
protected String	getReferenceName(XExpression expr, ITreeAppendable b)
protected IResolvedTypes	getResolvedTypes(org.eclipse.emf.ecore.EObject obj)
protected JvmTypeReference	getType(JvmIdentifiableElement identifiable)
protected JvmTypeReference	getType(XExpression expr)
protected CommonTypeComputationServices	getTypeComputationServices()
protected LightweightTypeReference	getTypeForVariableDeclaration(XExpression expr)
TypeReferenceSerializer	getTypeReferenceSerializer()
protected String	getVarName(Object ex, ITreeAppendable appendable)
protected boolean	hasJvmConstructorCall(XExpression obj)
protected boolean	hasUnhandledException(List<LightweightTypeReference> thrownExceptions, Collection<JvmTypeReference> declaredExceptions)
protected boolean	internalCanCompileToJavaExpression(XExpression expression, ITreeAppendable appendable)
protected abstract void	internalToConvertedExpression(XExpression obj, ITreeAppendable appendable, LightweightTypeReference toBeConvertedTo)
protected void	internalToJavaExpression(XExpression obj, ITreeAppendable appendable)
protected void	internalToJavaStatement(XExpression obj, ITreeAppendable builder, boolean isReferenced)
protected boolean	isEarlyExit(XExpression expr)
protected boolean	isJavaConformant(LightweightTypeReference left, LightweightTypeReference right)
protected boolean	isPrimitiveVoid(JvmTypeReference typeRef)
protected boolean	isPrimitiveVoid(XExpression xExpression)
protected boolean	isReferenceToForeignTypeParameter(JvmTypeReference reference, org.eclipse.emf.ecore.EObject context)
protected boolean	isUnhandledException(LightweightTypeReference thrownException, Collection<JvmTypeReference> declaredExceptions)
protected boolean	isVariableDeclarationRequired(XExpression expr, ITreeAppendable b) whether an expression needs to be declared in a statement If an expression has side effects this method must return true for it.
protected String	makeJavaIdentifier(String name)
protected boolean	needsSneakyThrow(XExpression obj, Collection<JvmTypeReference> declaredExceptions)
protected ITypeReferenceOwner	newTypeReferenceOwner(org.eclipse.emf.ecore.EObject context)
protected JvmTypeReference	resolveMultiType(JvmTypeReference typeRef, org.eclipse.emf.ecore.EObject context)
protected void	serialize(JvmTypeReference type, org.eclipse.emf.ecore.EObject context, ITreeAppendable appendable)
protected void	serialize(JvmTypeReference type, org.eclipse.emf.ecore.EObject context, ITreeAppendable appendable, boolean withoutConstraints, boolean paramsToWildcard)
protected void	serialize(JvmTypeReference type, org.eclipse.emf.ecore.EObject context, ITreeAppendable appendable, boolean withoutConstraints, boolean paramsToWildcard, boolean paramsToObject, boolean allowPrimitives)
void	setNameProvider(IdentifiableSimpleNameProvider nameProvider)
void	toJavaExpression(XExpression obj, ITreeAppendable appendable)
void	toJavaStatement(XExpression obj, ITreeAppendable appendable, boolean isReferenced)
protected LightweightTypeReference	toLightweight(JvmTypeReference reference, org.eclipse.emf.ecore.EObject context)

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractXbaseCompiler

public AbstractXbaseCompiler()

Method Detail

getTypeReferenceSerializer

public TypeReferenceSerializer getTypeReferenceSerializer()

findKnownTopLevelType

protected JvmType findKnownTopLevelType(Class<?> rawType,
                            org.eclipse.emf.common.notify.Notifier context)

findKnownType

protected JvmType findKnownType(Class<?> rawType,
                    org.eclipse.emf.common.notify.Notifier context)

getTypeComputationServices

protected CommonTypeComputationServices getTypeComputationServices()

newTypeReferenceOwner

protected ITypeReferenceOwner newTypeReferenceOwner(org.eclipse.emf.ecore.EObject context)

toLightweight

protected LightweightTypeReference toLightweight(JvmTypeReference reference,
                                     org.eclipse.emf.ecore.EObject context)

compile

public ITreeAppendable compile(XExpression obj,
                      ITreeAppendable appendable,
                      LightweightTypeReference expectedReturnType)

compileAsJavaExpression

public ITreeAppendable compileAsJavaExpression(XExpression obj,
                                      ITreeAppendable parentAppendable,
                                      JvmTypeReference expectedType)

compileAsJavaExpression

public ITreeAppendable compileAsJavaExpression(XExpression obj,
                                      ITreeAppendable parentAppendable,
                                      LightweightTypeReference expectedType)

appendDefaultLiteral

protected void appendDefaultLiteral(ITreeAppendable b,
                        LightweightTypeReference type)

generateCheckedExceptionHandling

protected void generateCheckedExceptionHandling(ITreeAppendable appendable)

canCompileToJavaExpression

protected boolean canCompileToJavaExpression(XExpression expression,
                                 ITreeAppendable appendable)

internalCanCompileToJavaExpression

protected boolean internalCanCompileToJavaExpression(XExpression expression,
                                         ITreeAppendable appendable)

Parameters:

expression - to be used by subtypes

appendable - to be used by subtypes

compile

public ITreeAppendable compile(XExpression obj,
                      ITreeAppendable parentAppendable,
                      JvmTypeReference expectedReturnType,
                      Set<JvmTypeReference> declaredExceptions)

compile

public ITreeAppendable compile(XExpression obj,
                      ITreeAppendable parentAppendable,
                      LightweightTypeReference expectedReturnType,
                      Set<JvmTypeReference> declaredExceptions)

compileWithJvmConstructorCall

protected void compileWithJvmConstructorCall(XBlockExpression obj,
                                 ITreeAppendable apendable)

hasJvmConstructorCall

protected boolean hasJvmConstructorCall(XExpression obj)

needsSneakyThrow

protected boolean needsSneakyThrow(XExpression obj,
                       Collection<JvmTypeReference> declaredExceptions)

hasUnhandledException

protected boolean hasUnhandledException(List<LightweightTypeReference> thrownExceptions,
                            Collection<JvmTypeReference> declaredExceptions)

isUnhandledException

protected boolean isUnhandledException(LightweightTypeReference thrownException,
                           Collection<JvmTypeReference> declaredExceptions)

compile

public ITreeAppendable compile(XBlockExpression expr,
                      ITreeAppendable b,
                      LightweightTypeReference expectedReturnType)

this one trims the outer block

isEarlyExit

protected boolean isEarlyExit(XExpression expr)

isPrimitiveVoid

protected boolean isPrimitiveVoid(JvmTypeReference typeRef)

getType

protected JvmTypeReference getType(XExpression expr)

getType

protected JvmTypeReference getType(JvmIdentifiableElement identifiable)

getLightweightType

protected LightweightTypeReference getLightweightType(XExpression expr)

getLightweightType

protected LightweightTypeReference getLightweightType(JvmIdentifiableElement identifiable)

getLightweightReturnType

protected LightweightTypeReference getLightweightReturnType(XExpression expr)

getResolvedTypes

protected IResolvedTypes getResolvedTypes(org.eclipse.emf.ecore.EObject obj)

getExpectedType

protected JvmTypeReference getExpectedType(XExpression expr)

getLightweightExpectedType

protected LightweightTypeReference getLightweightExpectedType(XExpression expr)

internalToConvertedExpression

protected abstract void internalToConvertedExpression(XExpression obj,
                                 ITreeAppendable appendable,
                                 LightweightTypeReference toBeConvertedTo)

isPrimitiveVoid

protected boolean isPrimitiveVoid(XExpression xExpression)

internalToJavaStatement

protected final void internalToJavaStatement(XExpression obj,
                           ITreeAppendable builder,
                           boolean isReferenced)

doInternalToJavaStatement

protected void doInternalToJavaStatement(XExpression obj,
                             ITreeAppendable builder,
                             boolean isReferenced)

toJavaExpression

public void toJavaExpression(XExpression obj,
                    ITreeAppendable appendable)

toJavaStatement

public void toJavaStatement(XExpression obj,
                   ITreeAppendable appendable,
                   boolean isReferenced)

internalToJavaExpression

protected void internalToJavaExpression(XExpression obj,
                            ITreeAppendable appendable)

_toJavaStatement

public void _toJavaStatement(XExpression func,
                    ITreeAppendable b,
                    boolean isReferenced)

Parameters:

b - the appendable, unused, but necessary for dispatching purpose

isReferenced - unused, but necessary for dispatching purpose

_toJavaExpression

public void _toJavaExpression(XExpression func,
                     ITreeAppendable b)

Parameters:

b - the appendable, unused, but necessary for dispatching purpose

serialize

protected void serialize(JvmTypeReference type,
             org.eclipse.emf.ecore.EObject context,
             ITreeAppendable appendable)

serialize

protected void serialize(JvmTypeReference type,
             org.eclipse.emf.ecore.EObject context,
             ITreeAppendable appendable,
             boolean withoutConstraints,
             boolean paramsToWildcard)

serialize

protected void serialize(JvmTypeReference type,
             org.eclipse.emf.ecore.EObject context,
             ITreeAppendable appendable,
             boolean withoutConstraints,
             boolean paramsToWildcard,
             boolean paramsToObject,
             boolean allowPrimitives)

isReferenceToForeignTypeParameter

protected boolean isReferenceToForeignTypeParameter(JvmTypeReference reference,
                                        org.eclipse.emf.ecore.EObject context)

resolveMultiType

protected JvmTypeReference resolveMultiType(JvmTypeReference typeRef,
                                org.eclipse.emf.ecore.EObject context)

getVarName

protected String getVarName(Object ex,
                ITreeAppendable appendable)

setNameProvider

public void setNameProvider(IdentifiableSimpleNameProvider nameProvider)

getNameProvider

protected IdentifiableSimpleNameProvider getNameProvider()

getFavoriteVariableName

protected String getFavoriteVariableName(org.eclipse.emf.ecore.EObject ex)

makeJavaIdentifier

protected String makeJavaIdentifier(String name)

isJavaConformant

protected boolean isJavaConformant(LightweightTypeReference left,
                       LightweightTypeReference right)

declareSyntheticVariable

protected void declareSyntheticVariable(XExpression expr,
                            ITreeAppendable b)

getDefaultValueLiteral

protected String getDefaultValueLiteral(XExpression expr)

declareFreshLocalVariable

protected void declareFreshLocalVariable(XExpression expr,
                             ITreeAppendable b,
                             Later expression)

getTypeForVariableDeclaration

protected LightweightTypeReference getTypeForVariableDeclaration(XExpression expr)

isVariableDeclarationRequired

protected boolean isVariableDeclarationRequired(XExpression expr,
                                    ITreeAppendable b)

whether an expression needs to be declared in a statement If an expression has side effects this method must return true for it.

Parameters:

expr - the checked expression

b - the appendable which represents the current compiler state

getReferenceName

protected String getReferenceName(XExpression expr,
                      ITreeAppendable b)

Returns:

the variable name under which the result of the expression is stored. Returns null if the expression hasn't been assigned to a local variable before.