Java SuperReference类代码示例

import org.eclipse.jdt.internal.compiler.ast.SuperReference; //导入依赖的package包/类
static TypeBinding getFirstParameterType(TypeDeclaration decl, CompletionProposalCollector completionProposalCollector) {
		TypeBinding firstParameterType = null;
		ASTNode node = getAssistNode(completionProposalCollector);
		if (node == null) return null;
		if (!(node instanceof CompletionOnQualifiedNameReference) && !(node instanceof CompletionOnSingleNameReference) && !(node instanceof CompletionOnMemberAccess)) return null;
		
		// Never offer on 'super.<autocomplete>'.
		if (node instanceof FieldReference && ((FieldReference)node).receiver instanceof SuperReference) return null;
		
		if (node instanceof NameReference) {
			Binding binding = ((NameReference) node).binding;
			// Unremark next block to allow a 'blank' autocomplete to list any extensions that apply to the current scope, but make sure we're not in a static context first, which this doesn't do.
			// Lacking good use cases, and having this particular concept be a little tricky on javac, means for now we don't support extension methods like this. this.X() will be fine, though.
			
/*			if ((node instanceof SingleNameReference) && (((SingleNameReference) node).token.length == 0)) {
				firstParameterType = decl.binding;
			} else */if (binding instanceof VariableBinding) {
				firstParameterType = ((VariableBinding) binding).type;
			}
		} else if (node instanceof FieldReference) {
			firstParameterType = ((FieldReference) node).actualReceiverType;
		}
		return firstParameterType;
	}
 

import org.eclipse.jdt.internal.compiler.ast.SuperReference; //导入依赖的package包/类
protected void consumeFieldAccess(boolean isSuperAccess) {
	// FieldAccess ::= Primary '.' 'Identifier'
	// FieldAccess ::= 'super' '.' 'Identifier'

	FieldReference fr =
		new FieldReference(
			this.identifierStack[this.identifierPtr],
			this.identifierPositionStack[this.identifierPtr--]);
	this.identifierLengthPtr--;
	if (isSuperAccess) {
		//considers the fieldReference beginning at the 'super' ....
		fr.sourceStart = this.intStack[this.intPtr--];
		fr.receiver = new SuperReference(fr.sourceStart, this.endPosition);
		pushOnExpressionStack(fr);
	} else {
		//optimize push/pop
		fr.receiver = this.expressionStack[this.expressionPtr];
		//field reference begins at the receiver
		fr.sourceStart = fr.receiver.sourceStart;
		this.expressionStack[this.expressionPtr] = fr;
	}
}
 

import org.eclipse.jdt.internal.compiler.ast.SuperReference; //导入依赖的package包/类
protected void consumeMethodInvocationSuperWithTypeArguments() {
	// MethodInvocation ::= 'super' '.' TypeArguments 'Identifier' '(' ArgumentListopt ')'

	MessageSend m = newMessageSendWithTypeArguments();
	this.intPtr--; // start position of the typeArguments
	m.sourceEnd = this.rParenPos;
	m.nameSourcePosition = this.identifierPositionStack[this.identifierPtr];
	m.selector = this.identifierStack[this.identifierPtr--];
	this.identifierLengthPtr--;

	// handle type arguments
	int length = this.genericsLengthStack[this.genericsLengthPtr--];
	this.genericsPtr -= length;
	System.arraycopy(this.genericsStack, this.genericsPtr + 1, m.typeArguments = new TypeReference[length], 0, length);
	m.sourceStart = this.intStack[this.intPtr--]; // start position of the super keyword

	m.receiver = new SuperReference(m.sourceStart, this.endPosition);
	pushOnExpressionStack(m);
	consumeInvocationExpression();
}
 

import org.eclipse.jdt.internal.compiler.ast.SuperReference; //导入依赖的package包/类
protected void consumeReferenceExpressionSuperForm() {
	// ReferenceExpression ::= 'super' '::' NonWildTypeArgumentsopt Identifier

	ReferenceExpression referenceExpression = newReferenceExpression();
	TypeReference [] typeArguments = null;
	char [] selector;
	int sourceEnd;

	sourceEnd = (int) this.identifierPositionStack[this.identifierPtr];
	referenceExpression.nameSourceStart = (int) (this.identifierPositionStack[this.identifierPtr] >>> 32);
	selector = this.identifierStack[this.identifierPtr--];
	this.identifierLengthPtr--;

	int length = this.genericsLengthStack[this.genericsLengthPtr--];
	if (length > 0) {
		this.genericsPtr -= length;
		System.arraycopy(this.genericsStack, this.genericsPtr + 1, typeArguments = new TypeReference[length], 0, length);
		this.intPtr--;  // pop type arguments source start.
	}
	
	SuperReference superReference = new SuperReference(this.intStack[this.intPtr--], this.endPosition);
	referenceExpression.initialize(this.compilationUnit.compilationResult, superReference, typeArguments, selector, sourceEnd);
	consumeReferenceExpression(referenceExpression);
}
 

import org.eclipse.jdt.internal.compiler.ast.SuperReference; //导入依赖的package包/类
protected void consumeFieldAccess(boolean isSuperAccess) {
	// FieldAccess ::= Primary '.' 'Identifier'
	// FieldAccess ::= 'super' '.' 'Identifier'

	if (this.indexOfAssistIdentifier() < 0) {
		super.consumeFieldAccess(isSuperAccess);
		return;
	}
	FieldReference fieldReference =
		new SelectionOnFieldReference(
			this.identifierStack[this.identifierPtr],
			this.identifierPositionStack[this.identifierPtr--]);
	this.identifierLengthPtr--;
	if (isSuperAccess) { //considerates the fieldReferenceerence beginning at the 'super' ....
		fieldReference.sourceStart = this.intStack[this.intPtr--];
		fieldReference.receiver = new SuperReference(fieldReference.sourceStart, this.endPosition);
		pushOnExpressionStack(fieldReference);
	} else { //optimize push/pop
		if ((fieldReference.receiver = this.expressionStack[this.expressionPtr]).isThis()) { //fieldReferenceerence begins at the this
			fieldReference.sourceStart = fieldReference.receiver.sourceStart;
		}
		this.expressionStack[this.expressionPtr] = fieldReference;
	}
	this.assistNode = fieldReference;
	this.lastCheckPoint = fieldReference.sourceEnd + 1;
	if (!this.diet){
		this.restartRecovery	= true;	// force to restart in recovery mode
		this.lastIgnoredToken = -1;
	}
	this.isOrphanCompletionNode = true;
}
 

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

	final int numberOfParens = (superReference.bits & ASTNode.ParenthesizedMASK) >> ASTNode.ParenthesizedSHIFT;
	if (numberOfParens > 0) {
		manageOpeningParenthesizedExpression(superReference, numberOfParens);
	}
	this.scribe.printNextToken(TerminalTokens.TokenNamesuper);

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

import org.eclipse.jdt.internal.compiler.ast.SuperReference; //导入依赖的package包/类
protected void consumeMethodInvocationSuper() {
	// MethodInvocation ::= 'super' '.' 'Identifier' '(' ArgumentListopt ')'

	MessageSend m = newMessageSend();
	m.sourceStart = this.intStack[this.intPtr--]; // start position of the super keyword
	m.sourceEnd = this.rParenPos;
	m.nameSourcePosition = this.identifierPositionStack[this.identifierPtr];
	m.selector = this.identifierStack[this.identifierPtr--];
	this.identifierLengthPtr--;
	m.receiver = new SuperReference(m.sourceStart, this.endPosition);
	pushOnExpressionStack(m);
	consumeInvocationExpression();
}
 

import org.eclipse.jdt.internal.compiler.ast.SuperReference; //导入依赖的package包/类
@Override
public void endVisit(SuperReference x, BlockScope scope) {
  try {
    assert (typeMap.get(x.resolvedType) == curClass.classType.getSuperClass());
    // Super refs can be modeled as a this ref.
    push(makeThisRef(makeSourceInfo(x)));
  } catch (Throwable e) {
    throw translateException(x, e);
  }
}
 

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

import org.eclipse.jdt.internal.compiler.ast.SuperReference; //导入依赖的package包/类
/**
 * Parse the block statements inside the given constructor declaration and try to complete at the
 * cursor location.
 */
public void parseBlockStatements(ConstructorDeclaration cd, CompilationUnitDeclaration unit) {
	//only parse the method body of cd
	//fill out its statements

	//convert bugs into parse error

	initialize();
	// set the lastModifiers to reflect the modifiers of the constructor whose
	// block statements are being parsed
	// see https://bugs.eclipse.org/bugs/show_bug.cgi?id=202634
	this.lastModifiers = cd.modifiers;
	this.lastModifiersStart = cd.modifiersSourceStart;
	// simulate goForConstructorBody except that we don't want to balance brackets because they are not going to be balanced
	goForBlockStatementsopt();

	this.referenceContext = cd;
	this.compilationUnit = unit;

	this.scanner.resetTo(cd.bodyStart, bodyEnd(cd));
	consumeNestedMethod();
	try {
		parse();
	} catch (AbortCompilation ex) {
		this.lastAct = ERROR_ACTION;
	}

	if (this.lastAct == ERROR_ACTION) {
		cd.bits |= ASTNode.HasSyntaxErrors;
		return;
	}

	// attach the statements as we might be searching for a reference to a local type
	cd.explicitDeclarations = this.realBlockStack[this.realBlockPtr--];
	int length;
	if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
		this.astPtr -= length;
		if (this.astStack[this.astPtr + 1] instanceof ExplicitConstructorCall)
			//avoid a isSomeThing that would only be used here BUT what is faster between two alternatives ?
			{
			System.arraycopy(
				this.astStack,
				this.astPtr + 2,
				cd.statements = new Statement[length - 1],
				0,
				length - 1);
			cd.constructorCall = (ExplicitConstructorCall) this.astStack[this.astPtr + 1];
		} else { //need to add explicitly the super();
			System.arraycopy(
				this.astStack,
				this.astPtr + 1,
				cd.statements = new Statement[length],
				0,
				length);
			cd.constructorCall = SuperReference.implicitSuperConstructorCall();
		}
	} else {
		cd.constructorCall = SuperReference.implicitSuperConstructorCall();
		if (!containsComment(cd.bodyStart, cd.bodyEnd)) {
			cd.bits |= ASTNode.UndocumentedEmptyBlock;
		}
	}

	if (cd.constructorCall.sourceEnd == 0) {
		cd.constructorCall.sourceEnd = cd.sourceEnd;
		cd.constructorCall.sourceStart = cd.sourceStart;
	}
}
 

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

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