Java ClassFileConstants.AccAnnotation方法代码示例

import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; //导入方法依赖的package包/类
protected void decodeModifiers() {

	// Extract suffix from modifiers instead of index key
	switch (this.modifiers & (ClassFileConstants.AccInterface|ClassFileConstants.AccEnum|ClassFileConstants.AccAnnotation)) {
		case ClassFileConstants.AccAnnotation:
		case ClassFileConstants.AccAnnotation+ClassFileConstants.AccInterface:
			this.typeSuffix = ANNOTATION_TYPE_SUFFIX;
			break;
		case ClassFileConstants.AccEnum:
			this.typeSuffix = ENUM_SUFFIX;
			break;
		case ClassFileConstants.AccInterface:
			this.typeSuffix = INTERFACE_SUFFIX;
			break;
		default:
			this.typeSuffix = CLASS_SUFFIX;
			break;
	}
}
 

import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; //导入方法依赖的package包/类
public void illegalLocalTypeDeclaration(TypeDeclaration typeDeclaration) {
	if (isRecoveredName(typeDeclaration.name)) return;

	int problemID = 0;
	if ((typeDeclaration.modifiers & ClassFileConstants.AccEnum) != 0) {
		problemID = IProblem.CannotDefineEnumInLocalType;
	} else if ((typeDeclaration.modifiers & ClassFileConstants.AccAnnotation) != 0) {
		problemID = IProblem.CannotDefineAnnotationInLocalType;
	} else if ((typeDeclaration.modifiers & ClassFileConstants.AccInterface) != 0) {
		problemID = IProblem.CannotDefineInterfaceInLocalType;
	}
	if (problemID != 0) {
		String[] arguments = new String[] {new String(typeDeclaration.name)};
		this.handle(
			problemID,
			arguments,
			arguments,
			typeDeclaration.sourceStart,
			typeDeclaration.sourceEnd);
	}
}
 

import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; //导入方法依赖的package包/类
protected void consumeRecoveryMethodHeaderName() {
	// this method is call only inside recovery
	boolean isAnnotationMethod = false;
	if(this.currentElement instanceof RecoveredType) {
		isAnnotationMethod = (((RecoveredType)this.currentElement).typeDeclaration.modifiers & ClassFileConstants.AccAnnotation) != 0;
	} else {
		RecoveredType recoveredType = this.currentElement.enclosingType();
		if(recoveredType != null) {
			isAnnotationMethod = (recoveredType.typeDeclaration.modifiers & ClassFileConstants.AccAnnotation) != 0;
		}
	}
	consumeMethodHeaderName(isAnnotationMethod);
}
 

import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; //导入方法依赖的package包/类
protected void consumeRecoveryMethodHeaderNameWithTypeParameters() {
	// this method is call only inside recovery
	boolean isAnnotationMethod = false;
	if(this.currentElement instanceof RecoveredType) {
		isAnnotationMethod = (((RecoveredType)this.currentElement).typeDeclaration.modifiers & ClassFileConstants.AccAnnotation) != 0;
	} else {
		RecoveredType recoveredType = this.currentElement.enclosingType();
		if(recoveredType != null) {
			isAnnotationMethod = (recoveredType.typeDeclaration.modifiers & ClassFileConstants.AccAnnotation) != 0;
		}
	}
	consumeMethodHeaderNameWithTypeParameters(isAnnotationMethod);
}
 

import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; //导入方法依赖的package包/类
public final static int kind(int flags) {
	switch (flags & (ClassFileConstants.AccInterface|ClassFileConstants.AccAnnotation|ClassFileConstants.AccEnum)) {
		case ClassFileConstants.AccInterface :
			return TypeDeclaration.INTERFACE_DECL;
		case ClassFileConstants.AccInterface|ClassFileConstants.AccAnnotation :
			return TypeDeclaration.ANNOTATION_TYPE_DECL;
		case ClassFileConstants.AccEnum :
			return TypeDeclaration.ENUM_DECL;
		default :
			return TypeDeclaration.CLASS_DECL;
	}
}
 

import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; //导入方法依赖的package包/类
protected void consumeAnnotationTypeDeclarationHeaderName() {
	// consumeAnnotationTypeDeclarationHeader ::= Modifiers '@' PushModifiers interface Identifier
	// consumeAnnotationTypeDeclarationHeader ::= '@' PushModifiers interface Identifier
	TypeDeclaration annotationTypeDeclaration = new TypeDeclaration(this.compilationUnit.compilationResult);
	if (this.nestedMethod[this.nestedType] == 0) {
		if (this.nestedType != 0) {
			annotationTypeDeclaration.bits |= ASTNode.IsMemberType;
		}
	} else {
		// Record that the block has a declaration for local types
		annotationTypeDeclaration.bits |= ASTNode.IsLocalType;
		markEnclosingMemberWithLocalType();
		blockReal();
	}

	//highlight the name of the type
	long pos = this.identifierPositionStack[this.identifierPtr];
	annotationTypeDeclaration.sourceEnd = (int) pos;
	annotationTypeDeclaration.sourceStart = (int) (pos >>> 32);
	annotationTypeDeclaration.name = this.identifierStack[this.identifierPtr--];
	this.identifierLengthPtr--;

	//compute the declaration source too
	// 'interface' push two int positions: the beginning of the class token and its end.
	// we want to keep the beginning position but get rid of the end position
	// it is only used for the ClassLiteralAccess positions.
	this.intPtr--; // remove the start position of the interface token
	this.intPtr--; // remove the end position of the interface token

	annotationTypeDeclaration.modifiersSourceStart = this.intStack[this.intPtr--];
	annotationTypeDeclaration.modifiers = this.intStack[this.intPtr--] | ClassFileConstants.AccAnnotation | ClassFileConstants.AccInterface;
	if (annotationTypeDeclaration.modifiersSourceStart >= 0) {
		annotationTypeDeclaration.declarationSourceStart = annotationTypeDeclaration.modifiersSourceStart;
		this.intPtr--; // remove the position of the '@' token as we have modifiers
	} else {
		int atPosition = this.intStack[this.intPtr--];
		// remove the position of the '@' token as we don't have modifiers
		annotationTypeDeclaration.declarationSourceStart = atPosition;
	}

	// Store secondary info
	if ((annotationTypeDeclaration.bits & ASTNode.IsMemberType) == 0 && (annotationTypeDeclaration.bits & ASTNode.IsLocalType) == 0) {
		if (this.compilationUnit != null && !CharOperation.equals(annotationTypeDeclaration.name, this.compilationUnit.getMainTypeName())) {
			annotationTypeDeclaration.bits |= ASTNode.IsSecondaryType;
		}
	}

	// consume annotations
	int length;
	if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
		System.arraycopy(
			this.expressionStack,
			(this.expressionPtr -= length) + 1,
			annotationTypeDeclaration.annotations = new Annotation[length],
			0,
			length);
	}
	annotationTypeDeclaration.bodyStart = annotationTypeDeclaration.sourceEnd + 1;

	// javadoc
	annotationTypeDeclaration.javadoc = this.javadoc;
	this.javadoc = null;
	pushOnAstStack(annotationTypeDeclaration);
	if(!this.statementRecoveryActivated &&
			this.options.sourceLevel < ClassFileConstants.JDK1_5 &&
			this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
		problemReporter().invalidUsageOfAnnotationDeclarations(annotationTypeDeclaration);
	}

	// recovery
	if (this.currentElement != null){
		this.lastCheckPoint = annotationTypeDeclaration.bodyStart;
		this.currentElement = this.currentElement.add(annotationTypeDeclaration, 0);
		this.lastIgnoredToken = -1;
	}
}
 

import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; //导入方法依赖的package包/类
/**
 * Answer true if the receiver can be instantiated
 */
public boolean canBeInstantiated() {
	return (this.modifiers & (ClassFileConstants.AccAbstract | ClassFileConstants.AccInterface | ClassFileConstants.AccEnum | ClassFileConstants.AccAnnotation)) == 0;
}
 

import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; //导入方法依赖的package包/类
public boolean isAnnotationType() {
	return (this.modifiers & ClassFileConstants.AccAnnotation) != 0;
}
 

import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; //导入方法依赖的package包/类
public boolean isClass() {
	return (this.modifiers & (ClassFileConstants.AccInterface | ClassFileConstants.AccAnnotation | ClassFileConstants.AccEnum)) == 0;
}
 

import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; //导入方法依赖的package包/类
/**
 * Spec : 8.4.3 & 9.4
 */
private void checkAndSetModifiersForMethod(MethodBinding methodBinding) {
	int modifiers = methodBinding.modifiers;
	final ReferenceBinding declaringClass = methodBinding.declaringClass;
	if ((modifiers & ExtraCompilerModifiers.AccAlternateModifierProblem) != 0)
		problemReporter().duplicateModifierForMethod(declaringClass, (AbstractMethodDeclaration) this.referenceContext);

	// after this point, tests on the 16 bits reserved.
	int realModifiers = modifiers & ExtraCompilerModifiers.AccJustFlag;

	// set the requested modifiers for a method in an interface/annotation
	if (declaringClass.isInterface()) {
		if ((realModifiers & ~(ClassFileConstants.AccPublic | ClassFileConstants.AccAbstract)) != 0) {
			if ((declaringClass.modifiers & ClassFileConstants.AccAnnotation) != 0)
				problemReporter().illegalModifierForAnnotationMember((AbstractMethodDeclaration) this.referenceContext);
			else
				problemReporter().illegalModifierForInterfaceMethod((AbstractMethodDeclaration) this.referenceContext);
		}
		return;
	}

	// check for abnormal modifiers
	final int UNEXPECTED_MODIFIERS = ~(ClassFileConstants.AccPublic | ClassFileConstants.AccPrivate | ClassFileConstants.AccProtected
		| ClassFileConstants.AccAbstract | ClassFileConstants.AccStatic | ClassFileConstants.AccFinal | ClassFileConstants.AccSynchronized | ClassFileConstants.AccNative | ClassFileConstants.AccStrictfp);
	if ((realModifiers & UNEXPECTED_MODIFIERS) != 0) {
		problemReporter().illegalModifierForMethod((AbstractMethodDeclaration) this.referenceContext);
		modifiers &= ~ExtraCompilerModifiers.AccJustFlag | ~UNEXPECTED_MODIFIERS;
	}

	// check for incompatible modifiers in the visibility bits, isolate the visibility bits
	int accessorBits = realModifiers & (ClassFileConstants.AccPublic | ClassFileConstants.AccProtected | ClassFileConstants.AccPrivate);
	if ((accessorBits & (accessorBits - 1)) != 0) {
		problemReporter().illegalVisibilityModifierCombinationForMethod(declaringClass, (AbstractMethodDeclaration) this.referenceContext);

		// need to keep the less restrictive so disable Protected/Private as necessary
		if ((accessorBits & ClassFileConstants.AccPublic) != 0) {
			if ((accessorBits & ClassFileConstants.AccProtected) != 0)
				modifiers &= ~ClassFileConstants.AccProtected;
			if ((accessorBits & ClassFileConstants.AccPrivate) != 0)
				modifiers &= ~ClassFileConstants.AccPrivate;
		} else if ((accessorBits & ClassFileConstants.AccProtected) != 0 && (accessorBits & ClassFileConstants.AccPrivate) != 0) {
			modifiers &= ~ClassFileConstants.AccPrivate;
		}
	}

	// check for modifiers incompatible with abstract modifier
	if ((modifiers & ClassFileConstants.AccAbstract) != 0) {
		int incompatibleWithAbstract = ClassFileConstants.AccPrivate | ClassFileConstants.AccStatic | ClassFileConstants.AccFinal | ClassFileConstants.AccSynchronized | ClassFileConstants.AccNative | ClassFileConstants.AccStrictfp;
		if ((modifiers & incompatibleWithAbstract) != 0)
			problemReporter().illegalAbstractModifierCombinationForMethod(declaringClass, (AbstractMethodDeclaration) this.referenceContext);
		if (!methodBinding.declaringClass.isAbstract())
			problemReporter().abstractMethodInAbstractClass((SourceTypeBinding) declaringClass, (AbstractMethodDeclaration) this.referenceContext);
	}

	/* DISABLED for backward compatibility with javac (if enabled should also mark private methods as final)
	// methods from a final class are final : 8.4.3.3
	if (methodBinding.declaringClass.isFinal())
		modifiers |= AccFinal;
	*/
	// native methods cannot also be tagged as strictfp
	if ((modifiers & ClassFileConstants.AccNative) != 0 && (modifiers & ClassFileConstants.AccStrictfp) != 0)
		problemReporter().nativeMethodsCannotBeStrictfp(declaringClass, (AbstractMethodDeclaration) this.referenceContext);

	// static members are only authorized in a static member or top level type
	if (((realModifiers & ClassFileConstants.AccStatic) != 0) && declaringClass.isNestedType() && !declaringClass.isStatic())
		problemReporter().unexpectedStaticModifierForMethod(declaringClass, (AbstractMethodDeclaration) this.referenceContext);

	methodBinding.modifiers = modifiers;
}