Java Code Examples for com.puppycrawl.tools.checkstyle.api.TokenTypes#LITERAL_THIS

The following examples show how to use com.puppycrawl.tools.checkstyle.api.TokenTypes#LITERAL_THIS . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: SpringNoThisCheck.java From spring-javaformat with Apache License 2.0

5 votes

private void visitIdent(DetailAST ast) {
	String name = ast.getText();
	if (this.names.contains(name)) {
		DetailAST sibling = ast.getPreviousSibling();
		if (sibling != null && sibling.getType() == TokenTypes.LITERAL_THIS) {
			DetailAST parent = getFirstNonDotParent(ast);
			if (!(this.allowAssignement && parent != null && parent.getType() == TokenTypes.ASSIGN)) {
				log(ast.getLineNo(), ast.getColumnNo(), "nothis.unexpected", name);
			}
		}
	}
}

Example 2

Source File: Resolver.java From cacheonix-core with GNU Lesser General Public License v2.1

4 votes

/**
 * Resolves a method call.
 *
 * @param methodNode the <code>SymTabAST</code> for the METHOD_CALL node
 * @param location the <code>Scope</code> where the expression occurs
 * @param context the <code>Scope</code> in which the expression occurs
 *                (where the search for a defintion begins)
 * @param referencePhase whether or not this is the reference phase of
 *                       table construction
 *
 * @return the <code>ClassDef</code> for the type returned by the method
 */
private IClass resolveMethod(
    SymTabAST methodNode,
    Scope location,
    IClass context,
    boolean referencePhase) {
    IClass result = new UnknownClass(methodNode.getText(), methodNode);
    IClass newContext = null;

    if (context == null) {
        newContext = location.getEnclosingClass();
    }
    else {
        newContext = context;
    }

    String name = null;
    boolean createReference = true;

    SymTabAST nameNode = (SymTabAST) (methodNode.getFirstChild());
    SymTabAST parametersNode = (SymTabAST) (nameNode.getNextSibling());

    ISignature signature =
        resolveParameters(
            parametersNode,
            location,
            context,
            referencePhase);

    if (nameNode.getType() == TokenTypes.IDENT) {
        name = nameNode.getText();
    }
    else if (
        nameNode.getType() == TokenTypes.LITERAL_SUPER
            || (nameNode.getType() == TokenTypes.SUPER_CTOR_CALL)) {
        IClass superclass = location.getEnclosingClass().getSuperclass();
        newContext = superclass;
        name = superclass.getName();
        createReference = false;
    }
    else if (nameNode.getType() == TokenTypes.LITERAL_THIS) {
        newContext = location.getEnclosingClass();
        name = newContext.getName();
        createReference = false;
    }
    else {
        // REDTAG -- doing dotted name resolution on its own
        SymTabAST contextNode = (SymTabAST) (nameNode.getFirstChild());
        //TODO: handle Checkstyle grammar
        nameNode = (SymTabAST) contextNode.getNextSibling();
        //skip to IDENT
        while (nameNode.getType() != TokenTypes.IDENT) {
            nameNode = (SymTabAST) nameNode.getNextSibling();
        }
        
        name = nameNode.getText();
        newContext =
            resolveExpression(
                contextNode,
                location,
                context,
                referencePhase);
    }

    if (newContext != null) {
        IMethod method = newContext.getMethodDefinition(name, signature);

        if (method != null) {
            if (createReference && referencePhase) {
                nameNode.setDefinition(method, location, referencePhase);
            }
            result = method.getType();
        }
    }

    if (result == null) {
        result = new UnknownClass(methodNode.getText(), methodNode);
    }

    return result;
}

Example 3

Source File: Resolver.java From contribution with GNU Lesser General Public License v2.1

4 votes

/**
 * Resolves a method call.
 *
 * @param methodNode the <code>SymTabAST</code> for the METHOD_CALL node
 * @param location the <code>Scope</code> where the expression occurs
 * @param context the <code>Scope</code> in which the expression occurs
 *                (where the search for a defintion begins)
 * @param referencePhase whether or not this is the reference phase of
 *                       table construction
 *
 * @return the <code>ClassDef</code> for the type returned by the method
 */
private IClass resolveMethod(
    SymTabAST methodNode,
    Scope location,
    IClass context,
    boolean referencePhase) {
    IClass result = new UnknownClass(methodNode.getText(), methodNode);
    IClass newContext = null;

    if (context == null) {
        newContext = location.getEnclosingClass();
    }
    else {
        newContext = context;
    }

    String name = null;
    boolean createReference = true;

    SymTabAST nameNode = (SymTabAST) (methodNode.getFirstChild());
    SymTabAST parametersNode = (SymTabAST) (nameNode.getNextSibling());

    ISignature signature =
        resolveParameters(
            parametersNode,
            location,
            context,
            referencePhase);

    if (nameNode.getType() == TokenTypes.IDENT) {
        name = nameNode.getText();
    }
    else if (
        nameNode.getType() == TokenTypes.LITERAL_SUPER
            || (nameNode.getType() == TokenTypes.SUPER_CTOR_CALL)) {
        IClass superclass = location.getEnclosingClass().getSuperclass();
        newContext = superclass;
        name = superclass.getName();
        createReference = false;
    }
    else if (nameNode.getType() == TokenTypes.LITERAL_THIS) {
        newContext = location.getEnclosingClass();
        name = newContext.getName();
        createReference = false;
    }
    else {
        // REDTAG -- doing dotted name resolution on its own
        SymTabAST contextNode = (SymTabAST) (nameNode.getFirstChild());
        //TODO: handle Checkstyle grammar
        nameNode = (SymTabAST) contextNode.getNextSibling();
        //skip to IDENT
        while (nameNode.getType() != TokenTypes.IDENT) {
            nameNode = (SymTabAST) nameNode.getNextSibling();
        }
        
        name = nameNode.getText();
        newContext =
            resolveExpression(
                contextNode,
                location,
                context,
                referencePhase);
    }

    if (newContext != null) {
        IMethod method = newContext.getMethodDefinition(name, signature);

        if (method != null) {
            if (createReference && referencePhase) {
                nameNode.setDefinition(method, location, referencePhase);
            }
            result = method.getType();
        }
    }

    if (result == null) {
        result = new UnknownClass(methodNode.getText(), methodNode);
    }

    return result;
}