Examples with CtBlock spoon.reflect.code.CtBlock used on opensource projects

Example 26 with CtBlock

use of spoon.reflect.code.CtBlock in project spoon by INRIA.

the class InsertBlockProcessor method process.

@Override
public void process(CtMethod<?> element) {
    CtBlock block = new CtBlockImpl();
    block.getStatements().add(element.getBody());
    element.setBody(block);
}

Example 27 with CtBlock

use of spoon.reflect.code.CtBlock in project spoon by INRIA.

the class ConditionalTest method testBlockInConditionAndLoop.

@Test
public void testBlockInConditionAndLoop() throws Exception {
    final CtType<Foo> aFoo = ModelUtils.buildClass(Foo.class);
    final List<CtIf> conditions = aFoo.getMethod("m3").getElements(new TypeFilter<CtIf>(CtIf.class));
    assertEquals(4, conditions.size());
    for (CtIf condition : conditions) {
        assertTrue(condition.getThenStatement() instanceof CtBlock);
        if (condition.getElseStatement() != null && !(condition.getElseStatement() instanceof CtIf)) {
            assertTrue(condition.getElseStatement() instanceof CtBlock);
        }
    }
}

Example 28 with CtBlock

use of spoon.reflect.code.CtBlock in project spoon by INRIA.

the class CompilationTest method compileTest.

@Test
public void compileTest() throws Exception {
    // contract: the modified version of classes is the one that is compiled to binary code
    final Launcher launcher = new Launcher();
    launcher.addInputResource("./src/test/resources/noclasspath/Simple.java");
    File outputBinDirectory = new File("./target/class-simple");
    if (!outputBinDirectory.exists()) {
        outputBinDirectory.mkdirs();
    }
    launcher.setBinaryOutputDirectory(outputBinDirectory);
    launcher.getEnvironment().setShouldCompile(true);
    launcher.buildModel();
    Factory factory = launcher.getFactory();
    CoreFactory core = factory.Core();
    CodeFactory code = factory.Code();
    CtClass simple = factory.Class().get("Simple");
    CtMethod method = core.createMethod();
    method.addModifier(ModifierKind.PUBLIC);
    method.setType(factory.Type().integerPrimitiveType());
    method.setSimpleName("m");
    CtBlock block = core.createBlock();
    CtReturn aReturn = core.createReturn();
    CtBinaryOperator binaryOperator = code.createBinaryOperator(code.createLiteral(10), code.createLiteral(32), BinaryOperatorKind.PLUS);
    aReturn.setReturnedExpression(binaryOperator);
    // return 10 + 32;
    block.addStatement(aReturn);
    method.setBody(block);
    simple.addMethod(method);
    launcher.getModelBuilder().compile();
    final URLClassLoader urlClassLoader = new URLClassLoader(new URL[] { outputBinDirectory.toURL() });
    Class<?> aClass = urlClassLoader.loadClass("Simple");
    Method m = aClass.getMethod("m");
    Assert.assertEquals(42, m.invoke(aClass.newInstance()));
}

Example 29 with CtBlock

use of spoon.reflect.code.CtBlock in project spoon by INRIA.

the class JDTCommentBuilder method insertCommentInAST.

/**
 * Inserts the comment into the AST.
 * @param comment the comment to insert
 */
private void insertCommentInAST(final CtComment comment) {
    CtElement commentParent = findCommentParent(comment);
    if (commentParent == null) {
        File file = spoonUnit.getFile();
        if (file != null && file.getName().equals(DefaultJavaPrettyPrinter.JAVA_PACKAGE_DECLARATION)) {
            spoonUnit.getDeclaredPackage().addComment(comment);
        } else if (file != null && file.getName().equals(DefaultJavaPrettyPrinter.JAVA_MODULE_DECLARATION)) {
            spoonUnit.getDeclaredModule().addComment(comment);
        } else {
            comment.setCommentType(CtComment.CommentType.FILE);
            addCommentToNear(comment, new ArrayList<CtElement>(spoonUnit.getDeclaredTypes()));
        }
        return;
    }
    // visitor that inserts the comment in the element
    CtInheritanceScanner insertionVisitor = new CtInheritanceScanner() {

        private boolean isScanned = false;

        @Override
        public void scan(CtElement e) {
            if (e == null) {
                return;
            }
            // Do not visit the AST, only the first element
            if (!isScanned) {
                isScanned = true;
                if (e.getPosition().getSourceStart() == comment.getPosition().getSourceStart()) {
                    e.addComment(comment);
                    return;
                }
                super.scan(e);
            }
        }

        @Override
        public <R> void visitCtStatementList(CtStatementList e) {
            addCommentToNear(comment, new ArrayList<CtElement>(e.getStatements()));
            try {
                comment.getParent();
            } catch (ParentNotInitializedException ex) {
                e.addStatement(comment);
            }
        }

        @Override
        public <T> void visitCtMethod(CtMethod<T> e) {
            e.addComment(comment);
        }

        @Override
        public <T> void visitCtConstructor(CtConstructor<T> e) {
            e.addComment(comment);
        }

        @Override
        public <T> void visitCtConditional(CtConditional<T> e) {
            List<CtElement> elements = new ArrayList<>();
            elements.add(e.getElseExpression());
            elements.add(e.getThenExpression());
            elements.add(e.getCondition());
            addCommentToNear(comment, elements);
        }

        @Override
        public <T> void visitCtBinaryOperator(CtBinaryOperator<T> e) {
            List<CtElement> elements = new ArrayList<>();
            elements.add(e.getLeftHandOperand());
            elements.add(e.getRightHandOperand());
            addCommentToNear(comment, elements);
        }

        @Override
        public <T> void visitCtClass(CtClass<T> e) {
            if (comment.getPosition().getLine() <= e.getPosition().getLine()) {
                e.addComment(comment);
                return;
            }
            final List<CtElement> elements = new ArrayList<>();
            for (CtTypeMember typeMember : e.getTypeMembers()) {
                if (typeMember instanceof CtField || typeMember instanceof CtMethod || typeMember instanceof CtConstructor) {
                    elements.add(typeMember);
                }
            }
            addCommentToNear(comment, elements);
            try {
                comment.getParent();
            } catch (ParentNotInitializedException ex) {
                e.addComment(comment);
            }
        }

        @Override
        public <T> void visitCtInterface(CtInterface<T> e) {
            final List<CtElement> elements = new ArrayList<>();
            for (CtTypeMember typeMember : e.getTypeMembers()) {
                if (typeMember instanceof CtField || typeMember instanceof CtMethod) {
                    elements.add(typeMember);
                }
            }
            addCommentToNear(comment, elements);
            try {
                comment.getParent();
            } catch (ParentNotInitializedException ex) {
                e.addComment(comment);
            }
        }

        @Override
        public <T> void visitCtField(CtField<T> e) {
            e.addComment(comment);
        }

        @Override
        public <E> void visitCtSwitch(CtSwitch<E> e) {
            List<CtCase<? super E>> cases = e.getCases();
            CtCase previous = null;
            for (int i = 0; i < cases.size(); i++) {
                CtCase<? super E> ctCase = cases.get(i);
                if (previous == null) {
                    if (comment.getPosition().getSourceStart() < ctCase.getPosition().getSourceStart() && e.getPosition().getSourceStart() < comment.getPosition().getSourceStart()) {
                        ctCase.addComment(comment);
                        return;
                    }
                } else {
                    if (previous.getPosition().getSourceEnd() < comment.getPosition().getSourceStart() && ctCase.getPosition().getSourceStart() > comment.getPosition().getSourceStart()) {
                        addCommentToNear(comment, new ArrayList<CtElement>(previous.getStatements()));
                        try {
                            comment.getParent();
                        } catch (ParentNotInitializedException ex) {
                            previous.addStatement(comment);
                        }
                        return;
                    }
                }
                previous = ctCase;
            }
            if (previous.getPosition().getSourceEnd() < comment.getPosition().getSourceStart()) {
                addCommentToNear(comment, new ArrayList<CtElement>(previous.getStatements()));
                try {
                    comment.getParent();
                } catch (ParentNotInitializedException ex) {
                    previous.addStatement(comment);
                }
                return;
            }
            try {
                comment.getParent();
            } catch (ParentNotInitializedException ex) {
                e.addComment(comment);
            }
        }

        @Override
        public void visitCtIf(CtIf e) {
            if (!(e.getThenStatement() instanceof CtBlock)) {
                if (comment.getPosition().getSourceEnd() <= e.getThenStatement().getPosition().getSourceStart()) {
                    e.getThenStatement().addComment(comment);
                    return;
                }
            }
            if (e.getElseStatement() != null) {
                SourcePosition thenPosition = e.getThenStatement().getPosition() == null ? ((CtBlock) e.getThenStatement()).getStatement(0).getPosition() : e.getThenStatement().getPosition();
                SourcePosition elsePosition = e.getElseStatement().getPosition() == null ? ((CtBlock) e.getElseStatement()).getStatement(0).getPosition() : e.getElseStatement().getPosition();
                if (comment.getPosition().getSourceStart() > thenPosition.getSourceEnd() && comment.getPosition().getSourceEnd() < elsePosition.getSourceStart()) {
                    e.getElseStatement().addComment(comment);
                }
            }
            try {
                comment.getParent();
            } catch (ParentNotInitializedException ex) {
                e.addComment(comment);
            }
        }

        @Override
        public void scanCtStatement(CtStatement s) {
            if (!(s instanceof CtStatementList || s instanceof CtSwitch)) {
                s.addComment(comment);
            }
        }

        @Override
        public void visitCtAnonymousExecutable(CtAnonymousExecutable e) {
            e.addComment(comment);
        }

        @Override
        public <T> void visitCtNewArray(CtNewArray<T> e) {
            addCommentToNear(comment, new ArrayList<CtElement>(e.getElements()));
            try {
                comment.getParent();
            } catch (ParentNotInitializedException ex) {
                e.addComment(comment);
            }
        }

        @Override
        public <T> void visitCtParameter(CtParameter<T> e) {
            e.addComment(comment);
        }

        @Override
        public void visitCtCatch(CtCatch e) {
            if (comment.getPosition().getLine() <= e.getPosition().getLine()) {
                e.addComment(comment);
                return;
            }
        }

        @Override
        public void visitCtModule(CtModule module) {
            addCommentToNear(comment, new ArrayList<>(module.getModuleDirectives()));
        }
    };
    insertionVisitor.scan(commentParent);
    try {
        comment.getParent();
    } catch (ParentNotInitializedException e) {
        LOGGER.error(comment + " is not added into the AST", e);
    }
}

Example 30 with CtBlock

use of spoon.reflect.code.CtBlock in project spoon by INRIA.

the class ParentExiter method scanCtLoop.

@Override
public void scanCtLoop(CtLoop loop) {
    if (loop.getBody() == null && child instanceof CtStatement) {
        CtStatement child = (CtStatement) this.child;
        if (!(this.child instanceof CtBlock)) {
            child = jdtTreeBuilder.getFactory().Code().createCtBlock(child);
            child.setImplicit(true);
        }
        loop.setBody(child);
    }
    super.scanCtLoop(loop);
}