Java Code Examples for org.eclipse.jdt.internal.compiler.ast.FieldDeclaration#getKind()

protected void notifySourceElementRequestor(FieldDeclaration fieldDeclaration, TypeDeclaration declaringType) {

	// range check
	boolean isInRange =
				this.initialPosition <= fieldDeclaration.declarationSourceStart
				&& this.eofPosition >= fieldDeclaration.declarationSourceEnd;

	switch(fieldDeclaration.getKind()) {
		case AbstractVariableDeclaration.ENUM_CONSTANT:
			if (this.reportReferenceInfo) {
				// accept constructor reference for enum constant
				if (fieldDeclaration.initialization instanceof AllocationExpression) {
					AllocationExpression alloc = (AllocationExpression) fieldDeclaration.initialization;
					this.requestor.acceptConstructorReference(
						declaringType.name,
						alloc.arguments == null ? 0 : alloc.arguments.length,
						alloc.sourceStart);
				}
			}
			// $FALL-THROUGH$
		case AbstractVariableDeclaration.FIELD:
			int fieldEndPosition = this.sourceEnds.get(fieldDeclaration);
			if (fieldEndPosition == -1) {
				// use the declaration source end by default
				fieldEndPosition = fieldDeclaration.declarationSourceEnd;
			}
			if (isInRange) {
				int currentModifiers = fieldDeclaration.modifiers;

				// remember deprecation so as to not lose it below
				boolean deprecated = (currentModifiers & ClassFileConstants.AccDeprecated) != 0 || hasDeprecatedAnnotation(fieldDeclaration.annotations);

				char[] typeName = null;
				if (fieldDeclaration.type == null) {
					// enum constant
					typeName = declaringType.name;
					currentModifiers |= ClassFileConstants.AccEnum;
				} else {
					// regular field
					typeName = CharOperation.concatWith(fieldDeclaration.type.getParameterizedTypeName(), '.');
				}
				ISourceElementRequestor.FieldInfo fieldInfo = new ISourceElementRequestor.FieldInfo();
				fieldInfo.typeAnnotated = ((fieldDeclaration.bits & ASTNode.HasTypeAnnotations) != 0);
				fieldInfo.declarationStart = fieldDeclaration.declarationSourceStart;
				fieldInfo.name = fieldDeclaration.name;
				fieldInfo.modifiers = deprecated ? (currentModifiers & ExtraCompilerModifiers.AccJustFlag) | ClassFileConstants.AccDeprecated : currentModifiers & ExtraCompilerModifiers.AccJustFlag;
				fieldInfo.type = typeName;
				fieldInfo.nameSourceStart = fieldDeclaration.sourceStart;
				fieldInfo.nameSourceEnd = fieldDeclaration.sourceEnd;
				fieldInfo.categories = (char[][]) this.nodesToCategories.get(fieldDeclaration);
				fieldInfo.annotations = fieldDeclaration.annotations;
				fieldInfo.node = fieldDeclaration;
				this.requestor.enterField(fieldInfo);
			}
			this.visitIfNeeded(fieldDeclaration, declaringType);
			if (isInRange){
				this.requestor.exitField(
					// filter out initializations that are not a constant (simple check)
					(fieldDeclaration.initialization == null
							|| fieldDeclaration.initialization instanceof ArrayInitializer
							|| fieldDeclaration.initialization instanceof AllocationExpression
							|| fieldDeclaration.initialization instanceof ArrayAllocationExpression
							|| fieldDeclaration.initialization instanceof Assignment
							|| fieldDeclaration.initialization instanceof ClassLiteralAccess
							|| fieldDeclaration.initialization instanceof MessageSend
							|| fieldDeclaration.initialization instanceof ArrayReference
							|| fieldDeclaration.initialization instanceof ThisReference) ?
						-1 :
						fieldDeclaration.initialization.sourceStart,
					fieldEndPosition,
					fieldDeclaration.declarationSourceEnd);
			}
			break;
		case AbstractVariableDeclaration.INITIALIZER:
			if (isInRange){
				this.requestor.enterInitializer(
					fieldDeclaration.declarationSourceStart,
					fieldDeclaration.modifiers);
			}
			this.visitIfNeeded((Initializer)fieldDeclaration);
			if (isInRange){
				this.requestor.exitInitializer(fieldDeclaration.declarationSourceEnd);
			}
			break;
	}
}
 

public RecoveredElement add(FieldDeclaration fieldDeclaration, int bracketBalanceValue) {
	this.pendingTypeParameters = null;

	/* do not consider a field starting passed the type end (if set)
	it must be belonging to an enclosing type */
	if (this.typeDeclaration.declarationSourceEnd != 0
		&& fieldDeclaration.declarationSourceStart > this.typeDeclaration.declarationSourceEnd) {

		resetPendingModifiers();

		return this.parent.add(fieldDeclaration, bracketBalanceValue);
	}
	if (this.fields == null) {
		this.fields = new RecoveredField[5];
		this.fieldCount = 0;
	} else {
		if (this.fieldCount == this.fields.length) {
			System.arraycopy(
				this.fields,
				0,
				(this.fields = new RecoveredField[2 * this.fieldCount]),
				0,
				this.fieldCount);
		}
	}
	RecoveredField element;
	switch (fieldDeclaration.getKind()) {
		case AbstractVariableDeclaration.FIELD:
		case AbstractVariableDeclaration.ENUM_CONSTANT:
			element = new RecoveredField(fieldDeclaration, this, bracketBalanceValue);
			break;
		case AbstractVariableDeclaration.INITIALIZER:
			element = new RecoveredInitializer(fieldDeclaration, this, bracketBalanceValue);
			break;
		default:
			// never happens, as field is always identified
			return this;
	}
	this.fields[this.fieldCount++] = element;

	if(this.pendingAnnotationCount > 0) {
		element.attach(
				this.pendingAnnotations,
				this.pendingAnnotationCount,
				this.pendingModifiers,
				this.pendingModifersSourceStart);
	}
	resetPendingModifiers();

	/* consider that if the opening brace was not found, it is there */
	if (!this.foundOpeningBrace){
		this.foundOpeningBrace = true;
		this.bracketBalance++;
	}
	/* if field not finished, then field becomes current */
	if (fieldDeclaration.declarationSourceEnd == 0) return element;
	return this;
}
 

public FieldBinding resolveTypeFor(FieldBinding field) {
	
	if (!isPrototype())
		return this.prototype.resolveTypeFor(field);

	if ((field.modifiers & ExtraCompilerModifiers.AccUnresolved) == 0)
		return field;

	long sourceLevel = this.scope.compilerOptions().sourceLevel;
	if (sourceLevel >= ClassFileConstants.JDK1_5) {
		if ((field.getAnnotationTagBits() & TagBits.AnnotationDeprecated) != 0)
			field.modifiers |= ClassFileConstants.AccDeprecated;
	}
	if (isViewedAsDeprecated() && !field.isDeprecated())
		field.modifiers |= ExtraCompilerModifiers.AccDeprecatedImplicitly;
	if (hasRestrictedAccess())
		field.modifiers |= ExtraCompilerModifiers.AccRestrictedAccess;
	FieldDeclaration[] fieldDecls = this.scope.referenceContext.fields;
	int length = fieldDecls == null ? 0 : fieldDecls.length;
	for (int f = 0; f < length; f++) {
		if (fieldDecls[f].binding != field)
			continue;

		MethodScope initializationScope = field.isStatic()
			? this.scope.referenceContext.staticInitializerScope
			: this.scope.referenceContext.initializerScope;
		FieldBinding previousField = initializationScope.initializedField;
		try {
			initializationScope.initializedField = field;
			FieldDeclaration fieldDecl = fieldDecls[f];
			TypeBinding fieldType =
				fieldDecl.getKind() == AbstractVariableDeclaration.ENUM_CONSTANT
					? initializationScope.environment().convertToRawType(this, false /*do not force conversion of enclosing types*/) // enum constant is implicitly of declaring enum type
					: fieldDecl.type.resolveType(initializationScope, true /* check bounds*/);
			field.type = fieldType;
			field.modifiers &= ~ExtraCompilerModifiers.AccUnresolved;
			if (fieldType == null) {
				fieldDecl.binding = null;
				return null;
			}
			if (fieldType == TypeBinding.VOID) {
				this.scope.problemReporter().variableTypeCannotBeVoid(fieldDecl);
				fieldDecl.binding = null;
				return null;
			}
			if (fieldType.isArrayType() && ((ArrayBinding) fieldType).leafComponentType == TypeBinding.VOID) {
				this.scope.problemReporter().variableTypeCannotBeVoidArray(fieldDecl);
				fieldDecl.binding = null;
				return null;
			}
			if ((fieldType.tagBits & TagBits.HasMissingType) != 0) {
				field.tagBits |= TagBits.HasMissingType;
			}
			TypeBinding leafType = fieldType.leafComponentType();
			if (leafType instanceof ReferenceBinding && (((ReferenceBinding)leafType).modifiers & ExtraCompilerModifiers.AccGenericSignature) != 0) {
				field.modifiers |= ExtraCompilerModifiers.AccGenericSignature;
			}

			if (sourceLevel >= ClassFileConstants.JDK1_8) {
				Annotation [] annotations = fieldDecl.annotations;
				if (annotations != null && annotations.length != 0) {
					ASTNode.copySE8AnnotationsToType(initializationScope, field, annotations,
							fieldDecl.getKind() != AbstractVariableDeclaration.ENUM_CONSTANT); // type annotation is illegal on enum constant
				}
				Annotation.isTypeUseCompatible(fieldDecl.type, this.scope, annotations);
			}
			// apply null default:
			if (this.environment.globalOptions.isAnnotationBasedNullAnalysisEnabled) {
				// TODO(SH): different strategy for 1.8, or is "repair" below enough?
				if (fieldDecl.getKind() == AbstractVariableDeclaration.ENUM_CONSTANT) {
					// enum constants neither have a type declaration nor can they be null
					field.tagBits |= TagBits.AnnotationNonNull;
				} else {
					if (hasNonNullDefaultFor(DefaultLocationField, sourceLevel >= ClassFileConstants.JDK1_8)) {
						field.fillInDefaultNonNullness(fieldDecl, initializationScope);
					}
					// validate null annotation:
					if (!this.scope.validateNullAnnotation(field.tagBits, fieldDecl.type, fieldDecl.annotations))
						field.tagBits &= ~TagBits.AnnotationNullMASK;
				}
			}
		} finally {
		    initializationScope.initializedField = previousField;
		}
		return field;
	}
	return null; // should never reach this point
}