Examples with ASTName net.sourceforge.pmd.lang.java.ast.ASTName used on opensource projects

Example 46 with ASTName

use of net.sourceforge.pmd.lang.java.ast.ASTName in project pmd by pmd.

the class UselessOverridingMethodRule method isMethodThrowingType.

// TODO: this method should be externalize into an utility class, shouldn't it ?
private boolean isMethodThrowingType(ASTMethodDeclaration node, List<String> exceptedExceptions) {
    boolean result = false;
    ASTNameList thrownsExceptions = node.getFirstChildOfType(ASTNameList.class);
    if (thrownsExceptions != null) {
        List<ASTName> names = thrownsExceptions.findChildrenOfType(ASTName.class);
        for (ASTName name : names) {
            for (String exceptedException : exceptedExceptions) {
                if (exceptedException.equals(name.getImage())) {
                    result = true;
                }
            }
        }
    }
    return result;
}

Example 47 with ASTName

use of net.sourceforge.pmd.lang.java.ast.ASTName in project pmd by pmd.

the class CloseResourceRule method variableIsPassedToMethod.

private boolean variableIsPassedToMethod(ASTPrimaryExpression expr, String variable) {
    List<ASTName> methodParams = new ArrayList<>();
    expr.findDescendantsOfType(ASTName.class, methodParams, true);
    for (ASTName pName : methodParams) {
        String paramName = pName.getImage();
        // also check if we've got the a parameter (i.e if it's an argument
        // !)
        ASTArgumentList parentParam = pName.getFirstParentOfType(ASTArgumentList.class);
        if (paramName.equals(variable) && parentParam != null) {
            return true;
        }
    }
    return false;
}

Example 48 with ASTName

use of net.sourceforge.pmd.lang.java.ast.ASTName in project pmd by pmd.

the class PreserveStackTraceRule method visit.

@Override
public Object visit(ASTCatchStatement catchStmt, Object data) {
    String target = catchStmt.jjtGetChild(0).findChildrenOfType(ASTVariableDeclaratorId.class).get(0).getImage();
    // Inspect all the throw stmt inside the catch stmt
    List<ASTThrowStatement> lstThrowStatements = catchStmt.findDescendantsOfType(ASTThrowStatement.class);
    for (ASTThrowStatement throwStatement : lstThrowStatements) {
        Node n = throwStatement.jjtGetChild(0).jjtGetChild(0);
        if (n instanceof ASTCastExpression) {
            ASTPrimaryExpression expr = (ASTPrimaryExpression) n.jjtGetChild(1);
            if (expr.jjtGetNumChildren() > 1 && expr.jjtGetChild(1) instanceof ASTPrimaryPrefix) {
                RuleContext ctx = (RuleContext) data;
                addViolation(ctx, throwStatement);
            }
            continue;
        }
        // Retrieve all argument for the throw exception (to see if the
        // original exception is preserved)
        ASTArgumentList args = throwStatement.getFirstDescendantOfType(ASTArgumentList.class);
        if (args != null) {
            Node parent = args.jjtGetParent().jjtGetParent();
            if (parent instanceof ASTAllocationExpression) {
                // maybe it is used inside a anonymous class
                ck(data, target, throwStatement, parent);
            } else {
                // Check all arguments used in the throw statement
                ck(data, target, throwStatement, throwStatement);
            }
        } else {
            Node child = throwStatement.jjtGetChild(0);
            while (child != null && child.jjtGetNumChildren() > 0 && !(child instanceof ASTName)) {
                child = child.jjtGetChild(0);
            }
            if (child != null) {
                if (child instanceof ASTName && !target.equals(child.getImage()) && !child.hasImageEqualTo(target + FILL_IN_STACKTRACE)) {
                    Map<VariableNameDeclaration, List<NameOccurrence>> vars = ((ASTName) child).getScope().getDeclarations(VariableNameDeclaration.class);
                    for (Map.Entry<VariableNameDeclaration, List<NameOccurrence>> entry : vars.entrySet()) {
                        VariableNameDeclaration decl = entry.getKey();
                        List<NameOccurrence> occurrences = entry.getValue();
                        if (decl.getImage().equals(child.getImage())) {
                            if (!isInitCauseCalled(target, occurrences)) {
                                // Check how the variable is initialized
                                ASTVariableInitializer initializer = decl.getNode().jjtGetParent().getFirstDescendantOfType(ASTVariableInitializer.class);
                                if (initializer != null) {
                                    args = initializer.getFirstDescendantOfType(ASTArgumentList.class);
                                    if (args != null) {
                                        // constructor with args?
                                        ck(data, target, throwStatement, args);
                                    } else if (!isFillInStackTraceCalled(target, initializer)) {
                                        addViolation(data, throwStatement);
                                    }
                                }
                            }
                        }
                    }
                } else if (child instanceof ASTClassOrInterfaceType) {
                    addViolation(data, throwStatement);
                }
            }
        }
    }
    return super.visit(catchStmt, data);
}

Example 49 with ASTName

use of net.sourceforge.pmd.lang.java.ast.ASTName in project pmd by pmd.

the class UnusedPrivateFieldRule method usedInOuter.

private boolean usedInOuter(NameDeclaration decl, JavaNode body) {
    List<ASTClassOrInterfaceBodyDeclaration> classOrInterfaceBodyDeclarations = body.findChildrenOfType(ASTClassOrInterfaceBodyDeclaration.class);
    List<ASTEnumConstant> enumConstants = body.findChildrenOfType(ASTEnumConstant.class);
    List<AbstractJavaNode> nodes = new ArrayList<>();
    nodes.addAll(classOrInterfaceBodyDeclarations);
    nodes.addAll(enumConstants);
    for (AbstractJavaNode node : nodes) {
        for (ASTPrimarySuffix primarySuffix : node.findDescendantsOfType(ASTPrimarySuffix.class, true)) {
            if (decl.getImage().equals(primarySuffix.getImage())) {
                // No violation
                return true;
            }
        }
        for (ASTPrimaryPrefix primaryPrefix : node.findDescendantsOfType(ASTPrimaryPrefix.class, true)) {
            ASTName name = primaryPrefix.getFirstDescendantOfType(ASTName.class);
            if (name != null) {
                for (String id : name.getImage().split("\\.")) {
                    if (id.equals(decl.getImage())) {
                        // No violation
                        return true;
                    }
                }
            }
        }
    }
    return false;
}

Example 50 with ASTName

use of net.sourceforge.pmd.lang.java.ast.ASTName in project pmd by pmd.

the class CommentDefaultAccessModifierRule method hasNoVisibleForTestingAnnotation.

private boolean hasNoVisibleForTestingAnnotation(AbstractJavaAccessNode decl) {
    boolean result = true;
    ASTClassOrInterfaceBodyDeclaration parent = decl.getFirstParentOfType(ASTClassOrInterfaceBodyDeclaration.class);
    if (parent != null) {
        List<ASTAnnotation> annotations = parent.findChildrenOfType(ASTAnnotation.class);
        for (ASTAnnotation annotation : annotations) {
            final ASTName name = annotation.getFirstDescendantOfType(ASTName.class);
            if (name.hasImageEqualTo("VisibleForTesting")) {
                result = false;
                break;
            }
        }
    }
    return result;
}