Examples with MethodInvocationTree org.sonar.plugins.java.api.tree.MethodInvocationTree used on opensource projects

Example 1 with MethodInvocationTree

use of org.sonar.plugins.java.api.tree.MethodInvocationTree in project sonar-java by SonarSource.

the class KeySetInsteadOfEntrySetCheck method visitNode.

@Override
public void visitNode(Tree tree) {
    if (hasSemantic()) {
        ForEachStatement forEachTree = (ForEachStatement) tree;
        ExpressionTree expressionTree = forEachTree.expression();
        if (expressionTree.is(Tree.Kind.METHOD_INVOCATION)) {
            MethodInvocationTree methodTree = (MethodInvocationTree) expressionTree;
            Symbol ownerSymbol = getOwnerSymbol(methodTree);
            if (ownerSymbol != null && MAP_KEYSET_METHOD.matches(methodTree)) {
                new GetUsageVisitor().isCallingGetWithSymbol(forEachTree, forEachTree.variable().symbol(), ownerSymbol);
            }
        }
    }
}

Example 2 with MethodInvocationTree

use of org.sonar.plugins.java.api.tree.MethodInvocationTree in project sonar-java by SonarSource.

the class ImmediateReverseBoxingCheck method checkForUnboxing.

private void checkForUnboxing(ExpressionTree expressionTree) {
    if (!expressionTree.is(Tree.Kind.METHOD_INVOCATION)) {
        return;
    }
    MethodInvocationTree methodInvocationTree = (MethodInvocationTree) expressionTree;
    if (isUnboxingMethodInvocation(methodInvocationTree)) {
        ExpressionTree methodSelect = methodInvocationTree.methodSelect();
        if (methodSelect.is(Tree.Kind.MEMBER_SELECT)) {
            MemberSelectExpressionTree memberSelectExpressionTree = (MemberSelectExpressionTree) methodSelect;
            ExpressionTree unboxedExpression = memberSelectExpressionTree.expression();
            String unboxingResultTypeName = methodInvocationTree.symbolType().fullyQualifiedName();
            if (unboxingResultTypeName.equals(PRIMITIVE_TYPES_BY_WRAPPER.get(unboxedExpression.symbolType().fullyQualifiedName()))) {
                addUnboxingIssue(expressionTree, unboxedExpression);
            }
        }
    }
}

Example 3 with MethodInvocationTree

use of org.sonar.plugins.java.api.tree.MethodInvocationTree in project sonar-java by SonarSource.

the class LDAPInjectionCheck method visitNode.

@Override
public void visitNode(Tree tree) {
    if (!hasSemantic()) {
        return;
    }
    MethodInvocationTree mit = (MethodInvocationTree) tree;
    if (isDirContextSearchCall(mit)) {
        // Check the first two arguments of search method
        checkDirContextArg(mit.arguments().get(0), mit);
        checkDirContextArg(mit.arguments().get(1), mit);
    } else if (isSearchControlCall(mit)) {
        ExpressionTree arg = mit.arguments().get(0);
        if (isDynamicArray(arg, mit)) {
            reportOnArgument(arg);
        }
    }
}

Example 4 with MethodInvocationTree

use of org.sonar.plugins.java.api.tree.MethodInvocationTree in project sonar-java by SonarSource.

the class IgnoredReturnValueCheck method visitNode.

@Override
public void visitNode(Tree tree) {
    ExpressionTree expr = ((ExpressionStatementTree) tree).expression();
    if (expr.is(Tree.Kind.METHOD_INVOCATION)) {
        MethodInvocationTree mit = (MethodInvocationTree) expr;
        if (isExcluded(mit)) {
            return;
        }
        Symbol methodSymbol = mit.symbol();
        if (!isVoidOrUnknown(mit.symbolType()) && isCheckedType(methodSymbol.owner().type()) && methodSymbol.isPublic() && !isConstructor(methodSymbol)) {
            IdentifierTree methodName = ExpressionUtils.methodName(mit);
            reportIssue(methodName, "The return value of \"" + methodName.name() + "\" must be used.");
        }
    }
}

Example 5 with MethodInvocationTree

use of org.sonar.plugins.java.api.tree.MethodInvocationTree in project sonar-java by SonarSource.

the class EnumSetCheck method visitNode.

@Override
public void visitNode(Tree tree) {
    if (!hasSemantic()) {
        return;
    }
    VariableTree variableTree = (VariableTree) tree;
    ExpressionTree initializer = variableTree.initializer();
    if (initializer == null) {
        return;
    }
    if (initializer.is(Kind.METHOD_INVOCATION)) {
        MethodInvocationTree mit = (MethodInvocationTree) initializer;
        if (COLLECTIONS_UNMODIFIABLE.matches(mit)) {
            // check the collection used as parameter
            initializer = mit.arguments().get(0);
        } else if (!SET_CREATION_METHODS.anyMatch(mit) || "immutableEnumSet".equals(mit.symbol().name())) {
            // but discard any other method invocations (killing the noise)
            return;
        }
    }
    checkIssue(initializer.symbolType(), initializer, variableTree.type());
}