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

Example 61 with IdentifierTree

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

the class AnnotationDefaultArgumentCheck method visitNode.

@Override
public void visitNode(Tree tree) {
    AnnotationTree annotationTree = (AnnotationTree) tree;
    TypeSymbol annotationSymbol = annotationTree.symbolType().symbol();
    if (annotationSymbol.isUnknown()) {
        return;
    }
    Map<String, Object> defaultValueByName = annotationSymbol.memberSymbols().stream().filter(Symbol::isMethodSymbol).map(s -> (JavaSymbol.MethodJavaSymbol) s).filter(s -> s.defaultValue() != null).collect(Collectors.toMap(Symbol::name, JavaSymbol.MethodJavaSymbol::defaultValue));
    for (ExpressionTree argument : annotationTree.arguments()) {
        Tree valueSet = argument;
        // Single element annotation : JLS8 9.7.3 : one param must be named value.
        String paramName = "value";
        if (argument.is(Tree.Kind.ASSIGNMENT)) {
            AssignmentExpressionTree assignmentTree = (AssignmentExpressionTree) argument;
            IdentifierTree nameTree = (IdentifierTree) assignmentTree.variable();
            paramName = nameTree.name();
            valueSet = assignmentTree.expression();
        }
        if (setValueIsSameAsDefaultValue(defaultValueByName.get(paramName), valueSet)) {
            reportIssue(argument, String.format("Remove this default value assigned to parameter \"%s\".", paramName));
        }
    }
}

Example 62 with IdentifierTree

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

the class DeadStoreCheck method handleAssignment.

private void handleAssignment(Set<Symbol> out, Set<Tree> assignmentLHS, AssignmentExpressionTree element) {
    ExpressionTree lhs = ExpressionUtils.skipParentheses(element.variable());
    if (lhs.is(Tree.Kind.IDENTIFIER)) {
        Symbol symbol = ((IdentifierTree) lhs).symbol();
        if (isLocalVariable(symbol) && !out.contains(symbol) && (element.is(Tree.Kind.ASSIGNMENT) || isParentExpressionStatement(element))) {
            createIssue(element.operatorToken(), element.expression(), symbol);
        }
        assignmentLHS.add(lhs);
        if (element.is(Tree.Kind.ASSIGNMENT)) {
            out.remove(symbol);
        } else {
            out.add(symbol);
        }
    }
}

Example 63 with IdentifierTree

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

the class DataStoredInSessionCheck method usedBetween.

private boolean usedBetween(Symbol variable, Tree start, Tree end) {
    SyntaxToken startToken = start.lastToken();
    SyntaxToken endToken = end.firstToken();
    for (IdentifierTree identifier : variable.usages()) {
        SyntaxToken identifierToken = identifier.identifierToken();
        if (isAfterFirstToken(identifierToken, startToken) && isBeforeLastToken(identifierToken, endToken) && !identifiersUsedToSetAttribute.contains(identifier)) {
            return true;
        }
    }
    return false;
}

Example 64 with IdentifierTree

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

the class CollectionMethodsWithLinearComplexityCheck method visitNode.

@Override
public void visitNode(Tree tree) {
    MethodInvocationTree mit = (MethodInvocationTree) tree;
    matcherActualTypeMap.forEach((methodMatcher, actualTypes) -> {
        if (methodMatcher.matches(mit) && invocationInMethod(mit)) {
            Symbol target = invocationTarget(mit);
            if (target != null && isField(target) && matchesActualType(target, actualTypes)) {
                IdentifierTree methodName = ExpressionUtils.methodName(mit);
                reportIssue(methodName, "This call to \"" + methodName.name() + "()\" may be a performance hot spot if the collection is large.");
            }
        }
    });
}

Example 65 with IdentifierTree

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

the class SymbolicValueFactoryTest method testFactory.

@Test
public void testFactory() {
    final IdentifierTree tree = new IdentifierTreeImpl(new InternalSyntaxToken(1, 1, "id", Collections.<SyntaxTrivia>emptyList(), 0, 0, false));
    final ConstraintManager manager = new ConstraintManager();
    SymbolicValue symbolicValue = manager.createSymbolicValue(tree);
    assertThat(symbolicValue.getClass()).as("Created without factory").isSameAs(SymbolicValue.class);
    manager.setValueFactory(new TestSymbolicValueFactory());
    symbolicValue = manager.createSymbolicValue(tree);
    assertThat(symbolicValue.getClass()).as("Created with factory").isSameAs(TestSymbolicValue.class);
    assertThat(symbolicValue.references(symbolicValue)).isFalse();
    manager.setValueFactory(new TestSymbolicValueFactory());
    try {
        manager.setValueFactory(new TestSymbolicValueFactory());
        fail("Able to add a second factory to the contraints manager");
    } catch (IllegalStateException e) {
        assertThat(e.getMessage()).as("Exception message").isEqualTo("The symbolic value factory has already been defined by another checker!");
    }
    symbolicValue = manager.createSymbolicValue(tree);
    assertThat(symbolicValue.getClass()).as("Created with first factory").isSameAs(TestSymbolicValue.class);
    symbolicValue = manager.createSymbolicValue(tree);
    assertThat(symbolicValue.getClass()).as("Created after factory usage").isSameAs(SymbolicValue.class);
}