Java TypeBinding.dimensions方法代码示例

import org.eclipse.jdt.internal.compiler.lookup.TypeBinding; //导入方法依赖的package包/类
private static String typeBindingToSignature(TypeBinding binding) {
	binding = binding.erasure();
	if (binding != null && binding.isBaseType()) {
		return new String (binding.sourceName());
	} else if (binding instanceof ReferenceBinding) {
		String pkg = binding.qualifiedPackageName() == null ? "" : new String(binding.qualifiedPackageName());
		String qsn = binding.qualifiedSourceName() == null ? "" : new String(binding.qualifiedSourceName());
		return pkg.isEmpty() ? qsn : (pkg + "." + qsn);
	} else if (binding instanceof ArrayBinding) {
		StringBuilder out = new StringBuilder();
		out.append(typeBindingToSignature(binding.leafComponentType()));
		for (int i = 0; i < binding.dimensions(); i++) out.append("[]");
		return out.toString();
	}
	
	return "";
}
 

import org.eclipse.jdt.internal.compiler.lookup.TypeBinding; //导入方法依赖的package包/类
public void illegalInstanceOfGenericType(TypeBinding checkedType, ASTNode location) {
	TypeBinding erasedType = checkedType.leafComponentType().erasure();
	StringBuffer recommendedFormBuffer = new StringBuffer(10);
	if (erasedType instanceof ReferenceBinding) {
		ReferenceBinding referenceBinding = (ReferenceBinding) erasedType;
		recommendedFormBuffer.append(referenceBinding.qualifiedSourceName());
	} else {
		recommendedFormBuffer.append(erasedType.sourceName());
	}
	int count = erasedType.typeVariables().length;
	if (count > 0) {
		recommendedFormBuffer.append('<');
		for (int i = 0; i < count; i++) {
			if (i > 0) {
				recommendedFormBuffer.append(',');
			}
			recommendedFormBuffer.append('?');
		}
		recommendedFormBuffer.append('>');
	}
	for (int i = 0, dim = checkedType.dimensions(); i < dim; i++) {
		recommendedFormBuffer.append("[]"); //$NON-NLS-1$
	}
	String recommendedForm = recommendedFormBuffer.toString();
	if (checkedType.leafComponentType().isTypeVariable()) {
		this.handle(
			IProblem.IllegalInstanceofTypeParameter,
			new String[] { new String(checkedType.readableName()), recommendedForm, },
			new String[] { new String(checkedType.shortReadableName()), recommendedForm, },
				location.sourceStart,
				location.sourceEnd);
		return;
	}
	this.handle(
		IProblem.IllegalInstanceofParameterizedType,
		new String[] { new String(checkedType.readableName()), recommendedForm, },
		new String[] { new String(checkedType.shortReadableName()), recommendedForm, },
		location.sourceStart,
		location.sourceEnd);
}
 

import org.eclipse.jdt.internal.compiler.lookup.TypeBinding; //导入方法依赖的package包/类
public void resolveStatements() {

		super.resolveStatements();
		if (this.arguments != null) {
			this.scope.problemReporter().annotationMembersCannotHaveParameters(this);
		}
		if (this.typeParameters != null) {
			this.scope.problemReporter().annotationMembersCannotHaveTypeParameters(this);
		}
		if (this.extendedDimensions != 0) {
			this.scope.problemReporter().illegalExtendedDimensions(this);
		}
		if (this.binding == null) return;
		TypeBinding returnTypeBinding = this.binding.returnType;
		if (returnTypeBinding != null) {

			// annotation methods can only return base types, String, Class, enum type, annotation types and arrays of these
			checkAnnotationMethodType: {
				TypeBinding leafReturnType = returnTypeBinding.leafComponentType();
				if (returnTypeBinding.dimensions() <= 1) { // only 1-dimensional array permitted
					switch (leafReturnType.erasure().id) {
						case T_byte :
						case T_short :
						case T_char :
						case T_int :
						case T_long :
						case T_float :
						case T_double :
						case T_boolean :
						case T_JavaLangString :
						case T_JavaLangClass :
							break checkAnnotationMethodType;
					}
					if (leafReturnType.isEnum() || leafReturnType.isAnnotationType())
						break checkAnnotationMethodType;
				}
				this.scope.problemReporter().invalidAnnotationMemberType(this);
			}
			if (this.defaultValue != null) {
				MemberValuePair pair = new MemberValuePair(this.selector, this.sourceStart, this.sourceEnd, this.defaultValue);
				pair.binding = this.binding;
				pair.resolveTypeExpecting(this.scope, returnTypeBinding);
				this.binding.setDefaultValue(org.eclipse.jdt.internal.compiler.lookup.ElementValuePair.getValue(this.defaultValue));
			} else { // let it know it does not have a default value so it won't try to find it
				this.binding.setDefaultValue(null);
			}
		}
	}