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

Example 96 with ClassTree

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

the class ExpressionUtilsTest method test_skip_parenthesis.

@Test
public void test_skip_parenthesis() throws Exception {
    File file = new File("src/test/java/org/sonar/java/model/ExpressionUtilsTest.java");
    CompilationUnitTree tree = (CompilationUnitTree) JavaParser.createParser().parse(file);
    MethodTree methodTree = (MethodTree) ((ClassTree) tree.types().get(0)).members().get(0);
    ExpressionTree parenthesis = ((ReturnStatementTree) methodTree.block().body().get(0)).expression();
    assertThat(parenthesis.is(Tree.Kind.PARENTHESIZED_EXPRESSION)).isTrue();
    ExpressionTree skipped = ExpressionUtils.skipParentheses(parenthesis);
    assertThat(skipped.is(Tree.Kind.CONDITIONAL_AND)).isTrue();
    assertThat(ExpressionUtils.skipParentheses(((BinaryExpressionTree) skipped).leftOperand()).is(Tree.Kind.IDENTIFIER)).isTrue();
}

Example 97 with ClassTree

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

the class ExpressionUtilsTest method method_name.

@Test
public void method_name() throws Exception {
    File file = new File("src/test/files/model/ExpressionUtilsMethodNameTest.java");
    CompilationUnitTree tree = (CompilationUnitTree) JavaParser.createParser().parse(file);
    MethodTree methodTree = (MethodTree) ((ClassTree) tree.types().get(0)).members().get(0);
    MethodInvocationTree firstMIT = (MethodInvocationTree) ((ExpressionStatementTree) methodTree.block().body().get(0)).expression();
    MethodInvocationTree secondMIT = (MethodInvocationTree) ((ExpressionStatementTree) methodTree.block().body().get(1)).expression();
    assertThat(ExpressionUtils.methodName(firstMIT).name()).isEqualTo("foo");
    assertThat(ExpressionUtils.methodName(secondMIT).name()).isEqualTo("foo");
}

Example 98 with ClassTree

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

the class TypeSubstitutionSolverTest method type_hierarchy_visit_should_be_limited.

@Test
public void type_hierarchy_visit_should_be_limited() {
    ParametrizedTypeCache parametrizedTypeCache = new ParametrizedTypeCache();
    BytecodeCompleter bytecodeCompleter = new BytecodeCompleter(new SquidClassLoader(new ArrayList<>()), parametrizedTypeCache);
    Symbols symbols = new Symbols(bytecodeCompleter);
    ActionParser<Tree> parser = JavaParser.createParser();
    SemanticModel semanticModel = new SemanticModel(bytecodeCompleter);
    Resolve resolve = new Resolve(symbols, bytecodeCompleter, parametrizedTypeCache);
    TypeAndReferenceSolver typeAndReferenceSolver = new TypeAndReferenceSolver(semanticModel, symbols, resolve, parametrizedTypeCache);
    CompilationUnitTree tree = (CompilationUnitTree) parser.parse(new File("src/test/files/sym/ComplexHierarchy.java"));
    new FirstPass(semanticModel, symbols, resolve, parametrizedTypeCache, typeAndReferenceSolver).visitCompilationUnit(tree);
    typeAndReferenceSolver.visitCompilationUnit(tree);
    ClassTree classTree = (ClassTree) tree.types().get(tree.types().size() - 1);
    JavaType site = (JavaType) classTree.symbol().type();
    MethodInvocationTree mit = (MethodInvocationTree) ((ExpressionStatementTree) ((MethodTree) classTree.members().get(0)).block().body().get(0)).expression();
    TypeSubstitutionSolver typeSubstitutionSolver = Mockito.spy(new TypeSubstitutionSolver(parametrizedTypeCache, symbols));
    // call with empty formals should return.
    typeSubstitutionSolver.applySiteSubstitutionToFormalParameters(new ArrayList<>(), site);
    verify(typeSubstitutionSolver, times(0)).applySiteSubstitutionToFormalParameters(anyList(), any(JavaType.class), anySet());
    JavaSymbol.MethodJavaSymbol methodJavaSymbol = (JavaSymbol.MethodJavaSymbol) mit.symbol();
    typeSubstitutionSolver.applySiteSubstitutionToFormalParameters(((MethodJavaType) methodJavaSymbol.type).argTypes, site);
    verify(typeSubstitutionSolver, times(11)).applySiteSubstitutionToFormalParameters(anyList(), any(JavaType.class), anySet());
}

Example 99 with ClassTree

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

the class IterableIteratorCheck method visitNode.

@Override
public void visitNode(Tree tree) {
    if (!hasSemantic()) {
        return;
    }
    ReturnThis returnThis = new ReturnThis();
    ClassTree classTree = (ClassTree) tree;
    Type classType = classTree.symbol().type();
    if (!(classType.isSubtypeOf("java.util.Iterator") && classType.isSubtypeOf("java.lang.Iterable"))) {
        return;
    }
    classTree.members().stream().filter(m -> m.is(Tree.Kind.METHOD)).filter(m -> ITERATOR.matches(((MethodTree) m))).forEach(t -> t.accept(returnThis));
    if (!returnThis.issueLocations.isEmpty()) {
        reportIssue(returnThis.issueLocations.get(0), "Refactor this code so that the Iterator supports multiple traversal", returnThis.issueLocations.stream().skip(1).map(t -> new JavaFileScannerContext.Location("", t)).collect(Collectors.toList()), null);
    }
}

Example 100 with ClassTree

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

the class IncorrectOrderOfMembersCheck method visitClass.

@Override
public void visitClass(ClassTree tree) {
    int prev = 0;
    for (int i = 0; i < tree.members().size(); i++) {
        final Tree member = tree.members().get(i);
        final int priority;
        IdentifierTree identifier;
        if (member.is(Tree.Kind.VARIABLE)) {
            priority = 0;
            identifier = ((VariableTree) member).simpleName();
        } else if (member.is(Tree.Kind.CONSTRUCTOR)) {
            priority = 1;
            identifier = ((MethodTree) member).simpleName();
        } else if (member.is(Tree.Kind.METHOD)) {
            priority = 2;
            identifier = ((MethodTree) member).simpleName();
        } else {
            continue;
        }
        if (priority < prev) {
            context.reportIssue(this, identifier, "Move this " + NAMES[priority] + " to comply with Java Code Conventions.");
        } else {
            prev = priority;
        }
    }
    super.visitClass(tree);
}