org.eclipse.xtext.xbase.compiler
Class AbstractXbaseCompiler

java.lang.Object
  org.eclipse.xtext.xbase.compiler.AbstractXbaseCompiler

Direct Known Subclasses:

TypeConvertingCompiler

@NonNullByDefault
public abstract class AbstractXbaseCompiler
extends java.lang.Object

Author:

Sven Efftinge - Initial contribution and API

Constructor Summary

AbstractXbaseCompiler()

Method Summary

void	_toJavaExpression(XExpression func, ITreeAppendable b)
void	_toJavaStatement(XExpression func, ITreeAppendable b, boolean isReferenced)
protected void	appendDefaultLiteral(ITreeAppendable b, JvmTypeReference type)
protected boolean	canCompileToJavaExpression(XExpression expression, ITreeAppendable appendable)
ITreeAppendable	compile(XBlockExpression expr, ITreeAppendable b, JvmTypeReference expectedReturnType) this one trims the outer block
ITreeAppendable	compile(XExpression obj, ITreeAppendable appendable, JvmTypeReference expectedReturnType)
ITreeAppendable	compile(XExpression obj, ITreeAppendable parentAppendable, JvmTypeReference expectedReturnType, java.util.Set<JvmTypeReference> declaredExceptions)
ITreeAppendable	compileAsJavaExpression(XExpression obj, ITreeAppendable parentAppendable, JvmTypeReference expectedType)
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 void	generateCheckedExceptionHandling(XExpression obj, ITreeAppendable appendable)
protected java.lang.String	getDefaultValueLiteral(XExpression expr)
protected java.lang.String	getFavoriteVariableName(org.eclipse.emf.ecore.EObject ex)
protected IdentifiableSimpleNameProvider	getNameProvider()
protected Primitives	getPrimitives()
protected java.lang.String	getReferenceName(XExpression expr, ITreeAppendable b)
protected TypeConformanceComputer	getTypeConformanceComputer()
protected JvmTypeReference	getTypeForVariableDeclaration(XExpression expr)
protected ITypeProvider	getTypeProvider()
protected TypeReferences	getTypeReferences()
protected java.lang.String	getVarName(java.lang.Object ex, ITreeAppendable appendable)
protected boolean	internalCanCompileToJavaExpression(XExpression expression, ITreeAppendable appendable)
protected abstract void	internalToConvertedExpression(XExpression obj, ITreeAppendable appendable, JvmTypeReference toBeConvertedTo)
protected void	internalToJavaExpression(XExpression obj, ITreeAppendable appendable)
protected void	internalToJavaStatement(XExpression obj, ITreeAppendable builder, boolean isReferenced)
protected boolean	isPrimitiveVoid(XExpression xExpression)
protected boolean	isReferenceToForeignTypeParameter(JvmTypeReference reference, org.eclipse.emf.ecore.EObject context)
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 java.lang.String	makeJavaIdentifier(java.lang.String name)
protected boolean	needsSneakyThrow(XExpression obj, java.util.Collection<JvmTypeReference> declaredExceptions)
protected JvmTypeReference	resolveMultiType(JvmTypeReference typeRef)
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	setTypeReferences(TypeReferences typeReferences) Public for testing purpose.
void	toJavaExpression(XExpression obj, ITreeAppendable appendable)
void	toJavaStatement(XExpression obj, ITreeAppendable appendable, boolean isReferenced)

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

getTypeReferences

protected TypeReferences getTypeReferences()

setTypeReferences

public void setTypeReferences(TypeReferences typeReferences)

Public for testing purpose.

This method is not intended to be referenced by clients.

This method is not intended to be referenced by clients.

getTypeProvider

protected ITypeProvider getTypeProvider()

getPrimitives

protected Primitives getPrimitives()

compile

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

compileAsJavaExpression

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

appendDefaultLiteral

protected void appendDefaultLiteral(ITreeAppendable b,
                                    @Nullable
                                    JvmTypeReference type)

generateCheckedExceptionHandling

protected void generateCheckedExceptionHandling(XExpression obj,
                                                ITreeAppendable appendable)

canCompileToJavaExpression

protected boolean canCompileToJavaExpression(XExpression expression,
                                             ITreeAppendable appendable)

internalCanCompileToJavaExpression

protected boolean internalCanCompileToJavaExpression(XExpression expression,
                                                     ITreeAppendable appendable)

compile

public ITreeAppendable compile(XExpression obj,
                               ITreeAppendable parentAppendable,
                               @Nullable
                               JvmTypeReference expectedReturnType,
                               @Nullable
                               java.util.Set<JvmTypeReference> declaredExceptions)

needsSneakyThrow

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

compile

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

this one trims the outer block

internalToConvertedExpression

protected abstract void internalToConvertedExpression(XExpression obj,
                                                      ITreeAppendable appendable,
                                                      @Nullable
                                                      JvmTypeReference 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)

getVarName

protected java.lang.String getVarName(java.lang.Object ex,
                                      ITreeAppendable appendable)

setNameProvider

public void setNameProvider(IdentifiableSimpleNameProvider nameProvider)

getNameProvider

protected IdentifiableSimpleNameProvider getNameProvider()

getFavoriteVariableName

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

makeJavaIdentifier

protected java.lang.String makeJavaIdentifier(java.lang.String name)

declareSyntheticVariable

protected void declareSyntheticVariable(XExpression expr,
                                        ITreeAppendable b)

getDefaultValueLiteral

protected java.lang.String getDefaultValueLiteral(XExpression expr)

declareFreshLocalVariable

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

getTypeForVariableDeclaration

protected JvmTypeReference 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

getTypeConformanceComputer

protected TypeConformanceComputer getTypeConformanceComputer()

getReferenceName

@Nullable
protected java.lang.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.