Examples with Symbol org.sonar.plugins.java.api.semantic.Symbol used on opensource projects

Example 41 with Symbol

use of org.sonar.plugins.java.api.semantic.Symbol in project sonar-java by SonarSource.

the class MethodInvocationTreeImplTest method symbol_should_be_set.

@Test
public void symbol_should_be_set() {
    CompilationUnitTree cut = createTree("class A { void foo(){} void bar(){foo();} }");
    ClassTree classTree = (ClassTree) cut.types().get(0);
    Symbol.MethodSymbol declaration = ((MethodTree) classTree.members().get(0)).symbol();
    StatementTree statementTree = ((MethodTree) classTree.members().get(1)).block().body().get(0);
    MethodInvocationTree mit = (MethodInvocationTree) ((ExpressionStatementTree) statementTree).expression();
    assertThat(mit.symbol()).isSameAs(declaration);
    assertThat(mit.arguments()).isNotNull();
    assertThat(mit.arguments().openParenToken()).isNotNull();
    assertThat(mit.arguments().closeParenToken()).isNotNull();
}

Example 42 with Symbol

use of org.sonar.plugins.java.api.semantic.Symbol in project sonar-java by SonarSource.

the class ArrayForVarArgCheck method visitNode.

@Override
public void visitNode(Tree tree) {
    Symbol sym;
    Arguments args;
    Tree methodName;
    if (tree.is(Tree.Kind.NEW_CLASS)) {
        NewClassTree nct = (NewClassTree) tree;
        sym = nct.constructorSymbol();
        args = nct.arguments();
        methodName = nct.identifier();
    } else {
        MethodInvocationTree mit = (MethodInvocationTree) tree;
        sym = mit.symbol();
        args = mit.arguments();
        methodName = mit.methodSelect();
    }
    if (sym.isMethodSymbol() && !args.isEmpty()) {
        ExpressionTree lastArg = args.get(args.size() - 1);
        JavaSymbol.MethodJavaSymbol methodSymbol = (JavaSymbol.MethodJavaSymbol) sym;
        MethodJavaType methodType = getMethodType(methodSymbol, methodName);
        checkInvokedMethod(methodSymbol, methodType, lastArg);
    }
}

Example 43 with Symbol

use of org.sonar.plugins.java.api.semantic.Symbol in project sonar-java by SonarSource.

the class PublicStaticMutableMembersCheck method preCheckVariable.

private void preCheckVariable(Tree owner, VariableTree variableTree) {
    Symbol symbol = variableTree.symbol();
    if (symbol != null && isPublicStatic(symbol) && isForbiddenType(symbol.type())) {
        if (isMutable(variableTree.initializer(), symbol)) {
            String message = "Make this member \"protected\".";
            if (owner.is(Tree.Kind.INTERFACE)) {
                message = MessageFormat.format("Move \"{0}\" to a class and lower its visibility", variableTree.simpleName().name());
            }
            reportIssue(variableTree.simpleName(), message);
        } else {
            IMMUTABLE_CANDIDATES.add(symbol);
            CLASS_IMMUTABLE_CANDIDATES.put(owner, symbol);
        }
    }
}

Example 44 with Symbol

use of org.sonar.plugins.java.api.semantic.Symbol in project sonar-java by SonarSource.

the class PublicStaticMutableMembersCheck method checkAssignment.

private void checkAssignment(AssignmentExpressionTree node) {
    ExpressionTree variable = ExpressionUtils.skipParentheses(node.variable());
    if (variable.is(Tree.Kind.MEMBER_SELECT)) {
        variable = ((MemberSelectExpressionTree) variable).identifier();
    }
    if (variable.is(Tree.Kind.IDENTIFIER)) {
        IdentifierTree identifierTree = (IdentifierTree) variable;
        Symbol symbol = identifierTree.symbol();
        if (IMMUTABLE_CANDIDATES.contains(symbol) && isMutable(node.expression(), symbol)) {
            reportIssue(identifierTree, "Make member \"" + symbol.name() + "\" \"protected\".");
            IMMUTABLE_CANDIDATES.remove(symbol);
        }
    }
}

Example 45 with Symbol

use of org.sonar.plugins.java.api.semantic.Symbol in project sonar-java by SonarSource.

the class MutableMembersUsageCheck method visitAssignmentExpression.

@Override
public void visitAssignmentExpression(AssignmentExpressionTree tree) {
    super.visitAssignmentExpression(tree);
    if (!isMutableType(tree.expression())) {
        return;
    }
    ExpressionTree variable = tree.variable();
    Symbol leftSymbol = null;
    if (variable.is(Tree.Kind.IDENTIFIER)) {
        IdentifierTree identifierTree = (IdentifierTree) variable;
        leftSymbol = identifierTree.symbol();
    } else if (variable.is(Tree.Kind.MEMBER_SELECT)) {
        MemberSelectExpressionTree mit = (MemberSelectExpressionTree) variable;
        leftSymbol = mit.identifier().symbol();
    }
    if (leftSymbol != null && leftSymbol.isPrivate()) {
        checkStore(tree.expression());
    }
}