Java QualifiedNameReference类代码示例

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
private static NameReference createNameRef(TypeBinding typeBinding, ASTNode source) {
	long p = ((long) source.sourceStart << 32) | source.sourceEnd;
	char[] pkg = typeBinding.qualifiedPackageName();
	char[] basename = typeBinding.qualifiedSourceName();
	
	StringBuilder sb = new StringBuilder();
	if (pkg != null) sb.append(pkg);
	if (sb.length() > 0) sb.append(".");
	sb.append(basename);
	
	String tName = sb.toString();
	
	if (tName.indexOf('.') == -1) {
		return new SingleNameReference(basename, p);
	} else {
		char[][] sources;
		String[] in = tName.split("\\.");
		sources = new char[in.length][];
		for (int i = 0; i < in.length; i++) sources[i] = in[i].toCharArray();
		long[] poss = new long[in.length];
		Arrays.fill(poss, p);
		return new QualifiedNameReference(sources, poss, source.sourceStart, source.sourceEnd);
	}
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
/**
 * @see org.eclipse.jdt.internal.compiler.ASTVisitor#visit(org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference, org.eclipse.jdt.internal.compiler.lookup.BlockScope)
 */
public boolean visit(
	QualifiedNameReference qualifiedNameReference,
	BlockScope scope) {

	final int numberOfParens = (qualifiedNameReference.bits & ASTNode.ParenthesizedMASK) >> ASTNode.ParenthesizedSHIFT;
	if (numberOfParens > 0) {
		manageOpeningParenthesizedExpression(qualifiedNameReference, numberOfParens);
	}
	this.scribe.printQualifiedReference(qualifiedNameReference.sourceEnd, numberOfParens>=0/*expect parenthesis*/);

	if (numberOfParens > 0) {
		manageClosingParenthesizedExpression(qualifiedNameReference, numberOfParens);
	}
	return false;
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
/**
 * Returns the actual value of the given Literal or Literal-like node.
 */
public static Object calculateValue(Expression e) {
	if (e instanceof Literal) {
		((Literal)e).computeConstant();
		switch (e.constant.typeID()) {
		case TypeIds.T_int: return e.constant.intValue();
		case TypeIds.T_byte: return e.constant.byteValue();
		case TypeIds.T_short: return e.constant.shortValue();
		case TypeIds.T_char: return e.constant.charValue();
		case TypeIds.T_float: return e.constant.floatValue();
		case TypeIds.T_double: return e.constant.doubleValue();
		case TypeIds.T_boolean: return e.constant.booleanValue();
		case TypeIds.T_long: return e.constant.longValue();
		case TypeIds.T_JavaLangString: return e.constant.stringValue();
		default: return null;
		}
	} else if (e instanceof ClassLiteralAccess) {
		return Eclipse.toQualifiedName(((ClassLiteralAccess)e).type.getTypeName());
	} else if (e instanceof SingleNameReference) {
		return new String(((SingleNameReference)e).token);
	} else if (e instanceof QualifiedNameReference) {
		String qName = Eclipse.toQualifiedName(((QualifiedNameReference)e).tokens);
		int idx = qName.lastIndexOf('.');
		return idx == -1 ? qName : qName.substring(idx+1);
	}
	
	return null;
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
public static NameReference createNameReference(String name, Annotation source) {
	int pS = source.sourceStart, pE = source.sourceEnd;
	long p = (long)pS << 32 | pE;
	
	char[][] nameTokens = fromQualifiedName(name);
	long[] pos = new long[nameTokens.length];
	Arrays.fill(pos, p);
	
	QualifiedNameReference nameReference = new QualifiedNameReference(nameTokens, pos, pS, pE);
	nameReference.statementEnd = pE;
	
	setGeneratedBy(nameReference, source);
	return nameReference;
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
private void fixPositions(QualifiedNameReference node) {
	node.sourceEnd = sourceEnd;
	node.sourceStart = sourceStart;
	node.statementEnd = sourceEnd;
	if (node.sourcePositions == null || node.sourcePositions.length != node.tokens.length) node.sourcePositions = new long[node.tokens.length];
	Arrays.fill(node.sourcePositions, sourcePos);
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
protected Statement createConstructBuilderVarIfNeeded(SingularData data, EclipseNode builderType) {
	FieldReference thisDotField = new FieldReference(data.getPluralName(), 0L);
	thisDotField.receiver = new ThisReference(0, 0);
	FieldReference thisDotField2 = new FieldReference(data.getPluralName(), 0L);
	thisDotField2.receiver = new ThisReference(0, 0);
	Expression cond = new EqualExpression(thisDotField, new NullLiteral(0, 0), OperatorIds.EQUAL_EQUAL);
	
	MessageSend createBuilderInvoke = new MessageSend();
	char[][] tokenizedName = makeGuavaTypeName(getSimpleTargetTypeName(data), false);
	createBuilderInvoke.receiver = new QualifiedNameReference(tokenizedName, NULL_POSS, 0, 0);
	createBuilderInvoke.selector = getBuilderMethodName(data);
	return new IfStatement(cond, new Assignment(thisDotField2, createBuilderInvoke, 0), 0, 0);
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
protected QualifiedNameReference newQualifiedNameReference(char[][] tokens, long[] positions, int sourceStart, int sourceEnd) {
	QualifiedNameReference ref = this.qualifiedNameReference;
	ref.tokens = tokens;
	ref.sourcePositions = positions;
	ref.sourceStart = sourceStart;
	ref.sourceEnd = sourceEnd;
	return ref;
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
private int nodeSourceStart(Binding field, ASTNode node, int index) {
	if (node instanceof FieldReference) {
		FieldReference fieldReference = (FieldReference) node;
		return (int) (fieldReference.nameSourcePosition >> 32);
	} else 	if (node instanceof QualifiedNameReference) {
		QualifiedNameReference ref = (QualifiedNameReference) node;
		if (ref.binding == field) {
			if (index == 0) {
				return (int) (ref.sourcePositions[ref.indexOfFirstFieldBinding-1] >> 32);
			} else {
				return (int) (ref.sourcePositions[index] >> 32);
			}
		}
		FieldBinding[] otherFields = ref.otherBindings;
		if (otherFields != null) {
			int offset = ref.indexOfFirstFieldBinding;
			if (index != 0) {
				for (int i = 0, length = otherFields.length; i < length; i++) {
					if ((otherFields[i] == field) && (i + offset == index)) {
						return (int) (ref.sourcePositions[i + offset] >> 32);
					}
				}
			} else {
				for (int i = 0, length = otherFields.length; i < length; i++) {
					if (otherFields[i] == field) {
						return (int) (ref.sourcePositions[i + offset] >> 32);
					}
				}
			}
		}
	} else if (node instanceof ParameterizedQualifiedTypeReference) {
		ParameterizedQualifiedTypeReference reference = (ParameterizedQualifiedTypeReference) node;
		return (int) (reference.sourcePositions[0]>>>32);
	}
	return node.sourceStart;
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
static Expression createFieldAccessor(String field, ASTNode source, char[] receiver) {
	int pS = source.sourceStart, pE = source.sourceEnd;
	long p = (long)pS << 32 | pE;
	
	char[][] tokens = new char[2][];
	tokens[0] = receiver;
	tokens[1] = field.toCharArray();
	long[] poss = {p, p};
	
	NameReference ref = new QualifiedNameReference(tokens, poss, pS, pE);
	setGeneratedBy(ref, source);
	return ref;
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
static NameReference createNameReference(String name, Annotation source) {
	int pS = source.sourceStart, pE = source.sourceEnd;
	long p = (long)pS << 32 | pE;
	
	char[][] nameTokens = fromQualifiedName(name);
	long[] pos = new long[nameTokens.length];
	Arrays.fill(pos, p);
	
	QualifiedNameReference nameReference = new QualifiedNameReference(nameTokens, pos, pS, pE);
	nameReference.statementEnd = pE;
	
	setGeneratedBy(nameReference, source);
	return nameReference;
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
@Override public boolean visit(QualifiedNameReference node, BlockScope scope) {
	fixPositions(setGeneratedBy(node, source));
	return super.visit(node, scope);
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
public boolean visit(
	QualifiedNameReference qualifiedNameReference,
	BlockScope scope) {
		addRealFragment(qualifiedNameReference);
		return false;
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
protected Object getMemberValue(org.eclipse.jdt.internal.core.MemberValuePair memberValuePair, Expression expression) {
	if (expression instanceof NullLiteral) {
		return null;
	} else if (expression instanceof Literal) {
		((Literal) expression).computeConstant();
		return Util.getAnnotationMemberValue(memberValuePair, expression.constant);
	} else if (expression instanceof org.eclipse.jdt.internal.compiler.ast.Annotation) {
		org.eclipse.jdt.internal.compiler.ast.Annotation annotation = (org.eclipse.jdt.internal.compiler.ast.Annotation) expression;
		Object handle = acceptAnnotation(annotation, null, (JavaElement) this.handleStack.peek());
		memberValuePair.valueKind = IMemberValuePair.K_ANNOTATION;
		return handle;
	} else if (expression instanceof ClassLiteralAccess) {
		ClassLiteralAccess classLiteral = (ClassLiteralAccess) expression;
		char[] name = CharOperation.concatWith(classLiteral.type.getTypeName(), '.');
		memberValuePair.valueKind = IMemberValuePair.K_CLASS;
		return new String(name);
	} else if (expression instanceof QualifiedNameReference) {
		char[] qualifiedName = CharOperation.concatWith(((QualifiedNameReference) expression).tokens, '.');
		memberValuePair.valueKind = IMemberValuePair.K_QUALIFIED_NAME;
		return new String(qualifiedName);
	} else if (expression instanceof SingleNameReference) {
		char[] simpleName = ((SingleNameReference) expression).token;
		if (simpleName == RecoveryScanner.FAKE_IDENTIFIER) {
			memberValuePair.valueKind = IMemberValuePair.K_UNKNOWN;
			return null;
		}
		memberValuePair.valueKind = IMemberValuePair.K_SIMPLE_NAME;
		return new String(simpleName);
	} else if (expression instanceof ArrayInitializer) {
		memberValuePair.valueKind = -1; // modified below by the first call to getMemberValue(...)
		Expression[] expressions = ((ArrayInitializer) expression).expressions;
		int length = expressions == null ? 0 : expressions.length;
		Object[] values = new Object[length];
		for (int i = 0; i < length; i++) {
			int previousValueKind = memberValuePair.valueKind;
			Object value = getMemberValue(memberValuePair, expressions[i]);
			if (previousValueKind != -1 && memberValuePair.valueKind != previousValueKind) {
				// values are heterogeneous, value kind is thus unknown
				memberValuePair.valueKind = IMemberValuePair.K_UNKNOWN;
			}
			values[i] = value;
		}
		if (memberValuePair.valueKind == -1)
			memberValuePair.valueKind = IMemberValuePair.K_UNKNOWN;
		return values;
	} else if (expression instanceof UnaryExpression) {			// to deal with negative numerals (see bug - 248312)
		UnaryExpression unaryExpression = (UnaryExpression) expression;
		if ((unaryExpression.bits & ASTNode.OperatorMASK) >> ASTNode.OperatorSHIFT == OperatorIds.MINUS) {
			if (unaryExpression.expression instanceof Literal) {
				Literal subExpression = (Literal) unaryExpression.expression;
				subExpression.computeConstant();
				return Util.getNegativeAnnotationMemberValue(memberValuePair, subExpression.constant);
			}
		}
		memberValuePair.valueKind = IMemberValuePair.K_UNKNOWN;
		return null;
	} else {
		memberValuePair.valueKind = IMemberValuePair.K_UNKNOWN;
		return null;
	}
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
private Object getAnnotationMemberValue(MemberValuePair memberValuePair, Expression expression, JavaElement parentElement) {
	if (expression instanceof NullLiteral) {
		return null;
	} else if (expression instanceof Literal) {
		((Literal) expression).computeConstant();
		return Util.getAnnotationMemberValue(memberValuePair, expression.constant);
	} else if (expression instanceof org.eclipse.jdt.internal.compiler.ast.Annotation) {
		memberValuePair.valueKind = IMemberValuePair.K_ANNOTATION;
		return getAnnotation((org.eclipse.jdt.internal.compiler.ast.Annotation) expression, parentElement);
	} else if (expression instanceof ClassLiteralAccess) {
		ClassLiteralAccess classLiteral = (ClassLiteralAccess) expression;
		char[] typeName = CharOperation.concatWith(classLiteral.type.getTypeName(), '.');
		memberValuePair.valueKind = IMemberValuePair.K_CLASS;
		return new String(typeName);
	} else if (expression instanceof QualifiedNameReference) {
		char[] qualifiedName = CharOperation.concatWith(((QualifiedNameReference) expression).tokens, '.');
		memberValuePair.valueKind = IMemberValuePair.K_QUALIFIED_NAME;
		return new String(qualifiedName);
	} else if (expression instanceof SingleNameReference) {
		char[] simpleName = ((SingleNameReference) expression).token;
		if (simpleName == RecoveryScanner.FAKE_IDENTIFIER) {
			memberValuePair.valueKind = IMemberValuePair.K_UNKNOWN;
			return null;
		}
		memberValuePair.valueKind = IMemberValuePair.K_SIMPLE_NAME;
		return new String(simpleName);
	} else if (expression instanceof ArrayInitializer) {
		memberValuePair.valueKind = -1; // modified below by the first call to getMemberValue(...)
		Expression[] expressions = ((ArrayInitializer) expression).expressions;
		int length = expressions == null ? 0 : expressions.length;
		Object[] values = new Object[length];
		for (int i = 0; i < length; i++) {
			int previousValueKind = memberValuePair.valueKind;
			Object value = getAnnotationMemberValue(memberValuePair, expressions[i], parentElement);
			if (previousValueKind != -1 && memberValuePair.valueKind != previousValueKind) {
				// values are heterogeneous, value kind is thus unknown
				memberValuePair.valueKind = IMemberValuePair.K_UNKNOWN;
			}
			values[i] = value;
		}
		if (memberValuePair.valueKind == -1)
			memberValuePair.valueKind = IMemberValuePair.K_UNKNOWN;
		return values;
	} else if (expression instanceof UnaryExpression) {			//to deal with negative numerals (see bug - 248312)
		UnaryExpression unaryExpression = (UnaryExpression) expression;
		if ((unaryExpression.bits & ASTNode.OperatorMASK) >> ASTNode.OperatorSHIFT == OperatorIds.MINUS) {
			if (unaryExpression.expression instanceof Literal) {
				Literal subExpression = (Literal) unaryExpression.expression;
				subExpression.computeConstant();
				return Util.getNegativeAnnotationMemberValue(memberValuePair, subExpression.constant);
			}
		}
		memberValuePair.valueKind = IMemberValuePair.K_UNKNOWN;
		return null;
	} else {
		memberValuePair.valueKind = IMemberValuePair.K_UNKNOWN;
		return null;
	}
}
 

import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference; //导入依赖的package包/类
private void applyOffsetQualifiedNameReference(QualifiedNameReference node) {
	applyOffsetExpression(node);
	for (int i = 0; i < node.sourcePositions.length; i++) {
		node.sourcePositions[i] = recalcSourcePosition(node.sourcePositions[i]);
	}
}