Example usage for org.eclipse.jdt.core.dom AST JLS8

List of usage examples for org.eclipse.jdt.core.dom AST JLS8

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Introduction

In this page you can find the example usage for org.eclipse.jdt.core.dom AST JLS8.

Prototype

int JLS8

To view the source code for org.eclipse.jdt.core.dom AST JLS8.

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Document

Constant for indicating the AST API that handles JLS8.

Usage

From source file:ac.at.tuwien.dsg.uml.statemachine.export.transformation.engines.impl.PathWithUncertaintyTestStrategy.java

License:Open Source License

/**
 * Generates a class to be used in executing the test plan.
 * The class is abstract because at this point it is unclear how to assert that a certain state has been reached.
 * Thus, the assertStateReached will be abstract methods.
 * @param stateGraph//from  ww w.j av  a  2 s.  c om
 */
public Document generateTestPlan(StateMachineStateGraph stateGraph) {
    Document doc = new Document(
            "public abstract class TestPlanForStateMachine" + stateGraph.getStateMachineName() + " { \n");

    //from here we use the cumbersome and extremely detailed Eclipse recommended DOM/AST library
    ASTParser parser = ASTParser.newParser(AST.JLS8);
    parser.setSource(doc.get().toCharArray());
    CompilationUnit cu = (CompilationUnit) parser.createAST(null);
    cu.recordModifications();
    AST ast = cu.getAST();
    ASTRewrite rewriter = ASTRewrite.create(ast);

    //create method which will contain one test plan (might be cloned and branched for each if-else in the state machine diagram)    
    MethodDeclaration testPlanMethodDeclaration = ast.newMethodDeclaration();
    testPlanMethodDeclaration.modifiers().add(ast.newModifier(Modifier.ModifierKeyword.PUBLIC_KEYWORD));
    testPlanMethodDeclaration.setName(ast.newSimpleName("testPlan"));
    testPlanMethodDeclaration.setReturnType2(ast.newPrimitiveType(PrimitiveType.VOID)); //return true if successful or false otherwise

    //create method body
    Block testPlanMethodBody = ast.newBlock();
    testPlanMethodDeclaration.setBody(testPlanMethodBody);

    //create recursively the test plan by parsing the state graph starting with initial state
    try {
        generatePlanForState(stateGraph.getInitialState(), rewriter, testPlanMethodDeclaration,
                new HashSet<StateMachineStateTransition>());
    } catch (NoSuchStateException e) {
        e.printStackTrace();
    }

    ListRewrite listRewrite = rewriter.getListRewrite(cu, CompilationUnit.TYPES_PROPERTY);

    //add all generated abstract methods
    for (Map.Entry<String, MethodDeclaration> entry : generatedAbstractMethods.entrySet()) {
        listRewrite.insertLast(entry.getValue(), null);
    }

    if (generatedPlans.isEmpty()) {
        notifyUser("No test plans containing uncertainty states could have been generated. "
                + "\n Please ensure selected state machine has at least one state with at least one uncertainty"
                + "\n Please ensure there is at least one InitialState, one FinalState, and one path between Initial and Final states which passes through"
                + "at least one state with at least one uncertainty");
    }

    int index = 1;
    //add generated plan methods
    for (Map.Entry<String, MethodDeclaration> entry : generatedPlans.entrySet()) {
        //rename to PLAN_METHOD_LEADING + plan index from PLAN_METHOD_LEADING + UUID
        MethodDeclaration method = entry.getValue();
        method.setName(ast.newSimpleName(PLAN_METHOD_LEADING + index++));

        listRewrite.insertLast(method, null);
    }

    //add final }
    listRewrite.insertLast(rewriter.createStringPlaceholder("}\n", ASTNode.EMPTY_STATEMENT), null);

    TextEdit edits = rewriter.rewriteAST(doc, null);
    try {
        UndoEdit undo = edits.apply(doc);
    } catch (MalformedTreeException | BadLocationException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    System.out.println(doc.get());

    return doc;
}

From source file:ac.at.tuwien.dsg.uml.statemachine.export.transformation.engines.impl.TransitionCorrectnessTestStrategy.java

License:Open Source License

/**
 * Generates a class to be used in executing the test plan.
 * The class is abstract because at this point it is unclear how to assert that a certain state has been reached.
 * Thus, the assertStateReached will be abstract methods.
 * @param stateGraph/*from   w w  w  .  j a  v a 2 s  . c o  m*/
 */
public Document generateTestPlan(StateMachineStateGraph stateGraph) {
    Document doc = new Document(
            "public abstract class TestPlanForStateMachine" + stateGraph.getStateMachineName() + " { \n");

    //from here we use the cumbersome and extremely detailed Eclipse recommended DOM/AST library
    ASTParser parser = ASTParser.newParser(AST.JLS8);
    parser.setSource(doc.get().toCharArray());
    CompilationUnit cu = (CompilationUnit) parser.createAST(null);
    cu.recordModifications();
    AST ast = cu.getAST();
    ASTRewrite rewriter = ASTRewrite.create(ast);

    //create method which will contain one test plan (might be cloned and branched for each if-else in the state machine diagram)    
    MethodDeclaration testPlanMethodDeclaration = ast.newMethodDeclaration();
    testPlanMethodDeclaration.modifiers().add(ast.newModifier(Modifier.ModifierKeyword.PUBLIC_KEYWORD));
    testPlanMethodDeclaration.setName(ast.newSimpleName("testPlan"));
    testPlanMethodDeclaration.setReturnType2(ast.newPrimitiveType(PrimitiveType.VOID)); //return true if successful or false otherwise

    //create method body
    Block testPlanMethodBody = ast.newBlock();
    testPlanMethodDeclaration.setBody(testPlanMethodBody);

    //create recursively the test plan by parsing the state graph starting with initial state
    try {
        generatePlanForState(stateGraph.getInitialState(), rewriter, testPlanMethodDeclaration,
                new HashSet<StateMachineStateTransition>());
    } catch (NoSuchStateException e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
    }

    ListRewrite listRewrite = rewriter.getListRewrite(cu, CompilationUnit.TYPES_PROPERTY);

    //add all generated abstract methods
    for (Map.Entry<String, MethodDeclaration> entry : generatedAbstractMethods.entrySet()) {
        listRewrite.insertLast(entry.getValue(), null);
    }

    int index = 1;
    //add generated plan methods

    if (generatedPlans.isEmpty()) {
        notifyUser("No test plans could have been generated. "
                + "\n Please ensure selected state machine has at least one complete path from  initial to final state."
                + "\n Please ensure there is at least one InitialState, one FinalState, and one path between Initial and Final states");
    }

    for (Map.Entry<String, MethodDeclaration> entry : generatedPlans.entrySet()) {
        //rename to PLAN_METHOD_LEADING + plan index from PLAN_METHOD_LEADING + UUID
        MethodDeclaration method = entry.getValue();
        method.setName(ast.newSimpleName(PLAN_METHOD_LEADING + index++));

        listRewrite.insertLast(method, null);
    }

    //add final }
    listRewrite.insertLast(rewriter.createStringPlaceholder("}\n", ASTNode.EMPTY_STATEMENT), null);

    TextEdit edits = rewriter.rewriteAST(doc, null);
    try {
        UndoEdit undo = edits.apply(doc);
    } catch (MalformedTreeException | BadLocationException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    System.out.println(doc.get());

    return doc;
}

From source file:ac.at.tuwien.dsg.utest.transformation.umlclassdiagram2javadb.id.rules.UMLClassDiagram2JavaDBTransformationRule.java

License:Open Source License

public Object createTarget(ITransformContext context) {

    ClassImpl source = (ClassImpl) context.getSource();

    Document document = new Document("@NodeType \n public class " + source.getName() + "{ \n");

    //below helper classes toi generate our desired .java file
    ASTParser parser = ASTParser.newParser(AST.JLS8);
    parser.setSource(document.get().toCharArray());
    CompilationUnit cu = (CompilationUnit) parser.createAST(null);
    cu.recordModifications();//from www . ja  v  a 2 s  . co m
    AST ast = cu.getAST();

    ASTRewrite rewriter = ASTRewrite.create(ast);

    ListRewrite listRewrite = rewriter.getListRewrite(cu, CompilationUnit.TYPES_PROPERTY);

    //TODO: here we take each property introduced by each Stereotype

    for (Stereotype stereotype : source.getAppliedStereotypes()) {

        //get all properties
        for (Property attribute : stereotype.getAllAttributes()) {

            //todo
        }
    }

    for (Property property : source.getAllAttributes()) {
        System.out.println(property.getName());

        Association assoc = property.getAssociation();

        if (assoc == null) {
            System.out.format("this is simple %s \n", property.getName());

            VariableDeclarationFragment varDecl = ast.newVariableDeclarationFragment();
            varDecl.setName(ast.newSimpleName(property.getName()));

            FieldDeclaration propertyField = ast.newFieldDeclaration(varDecl);
            propertyField.setType(ast.newSimpleType(ast.newName(property.getType().getName())));

            final SingleMemberAnnotation annot = ast.newSingleMemberAnnotation();
            annot.setTypeName(ast.newName("Property"));

            StringLiteral st = ast.newStringLiteral();
            st.setLiteralValue("type=\"variable\"");

            annot.setValue(st);

            listRewrite.insertLast(annot, null);
            listRewrite.insertLast(propertyField, null);

        } else {
            System.out.format("this is complex %s \n", property.getName());
            Type type = assoc.getEndTypes().stream().filter(a -> !a.equals(source)).findFirst().get();
            System.out.format("Association end is   %s \n", type.getName());

            AggregationKind kind = property.getAggregation();
            if (kind.equals(AggregationKind.COMPOSITE)) {
                System.out.format("Composition \n");
            } else if (kind.equals(AggregationKind.SHARED)) {
                System.out.format("Aggregation \n");
            } else if (kind.equals(AggregationKind.NONE)) {
                System.out.format("Association \n");
            }

        }

    }

    TextEdit edits = rewriter.rewriteAST(document, null);
    try {
        UndoEdit undo = edits.apply(document);
    } catch (MalformedTreeException | BadLocationException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    System.out.println(document.get());

    return null;
}

From source file:at.bestsolution.fxide.jdt.corext.dom.ASTFlattener.java

License:Open Source License

void printTypeAnnotations(AnnotatableType node) {
    if (node.getAST().apiLevel() >= AST.JLS8) {
        printAnnotationsList(node.annotations());
    }
}

From source file:at.bestsolution.fxide.jdt.corext.dom.ASTFlattener.java

License:Open Source License

@Override
public boolean visit(ArrayType node) {
    if (node.getAST().apiLevel() < AST.JLS8) {
        getComponentType(node).accept(this);
        this.fBuffer.append("[]");//$NON-NLS-1$
    } else {//from  w w  w  .  j a  va 2  s .co  m
        node.getElementType().accept(this);
        List<Dimension> dimensions = node.dimensions();
        for (int i = 0; i < dimensions.size(); i++) {
            Dimension dimension = dimensions.get(i);
            dimension.accept(this);
        }
    }
    return false;
}

From source file:at.bestsolution.fxide.jdt.corext.dom.ASTFlattener.java

License:Open Source License

@Override
public boolean visit(MethodDeclaration node) {
    if (node.getJavadoc() != null) {
        node.getJavadoc().accept(this);
    }/*from  w  ww .  j  a  v a2 s . c o m*/
    if (node.getAST().apiLevel() >= JLS3) {
        printModifiers(node.modifiers());
        if (!node.typeParameters().isEmpty()) {
            this.fBuffer.append("<");//$NON-NLS-1$
            for (Iterator<TypeParameter> it = node.typeParameters().iterator(); it.hasNext();) {
                TypeParameter t = it.next();
                t.accept(this);
                if (it.hasNext()) {
                    this.fBuffer.append(", ");//$NON-NLS-1$
                }
            }
            this.fBuffer.append("> ");//$NON-NLS-1$
        }
    }
    if (!node.isConstructor()) {
        if (node.getReturnType2() != null) {
            node.getReturnType2().accept(this);
        } else {
            // methods really ought to have a return type
            this.fBuffer.append("void");//$NON-NLS-1$
        }
        this.fBuffer.append(" ");//$NON-NLS-1$
    }
    node.getName().accept(this);
    this.fBuffer.append("(");//$NON-NLS-1$
    if (node.getAST().apiLevel() >= AST.JLS8) {
        Type receiverType = node.getReceiverType();
        if (receiverType != null) {
            receiverType.accept(this);
            this.fBuffer.append(' ');
            SimpleName qualifier = node.getReceiverQualifier();
            if (qualifier != null) {
                qualifier.accept(this);
                this.fBuffer.append('.');
            }
            this.fBuffer.append("this"); //$NON-NLS-1$
            if (node.parameters().size() > 0) {
                this.fBuffer.append(',');
            }
        }
    }
    for (Iterator<SingleVariableDeclaration> it = node.parameters().iterator(); it.hasNext();) {
        SingleVariableDeclaration v = it.next();
        v.accept(this);
        if (it.hasNext()) {
            this.fBuffer.append(", ");//$NON-NLS-1$
        }
    }
    this.fBuffer.append(")");//$NON-NLS-1$
    if (node.getAST().apiLevel() >= AST.JLS8) {
        List<Dimension> dimensions = node.extraDimensions();
        for (Iterator<Dimension> it = dimensions.iterator(); it.hasNext();) {
            Dimension e = it.next();
            e.accept(this);
        }
    } else {
        for (int i = 0; i < node.getExtraDimensions(); i++) {
            this.fBuffer.append("[]"); //$NON-NLS-1$
        }
    }
    List<? extends ASTNode> thrownExceptions = node.getAST().apiLevel() >= AST.JLS8
            ? node.thrownExceptionTypes()
            : getThrownExceptions(node);
    if (!thrownExceptions.isEmpty()) {
        this.fBuffer.append(" throws ");//$NON-NLS-1$
        for (Iterator<? extends ASTNode> it = thrownExceptions.iterator(); it.hasNext();) {
            ASTNode n = it.next();
            n.accept(this);
            if (it.hasNext()) {
                this.fBuffer.append(", ");//$NON-NLS-1$
            }
        }
        this.fBuffer.append(" ");//$NON-NLS-1$
    }
    if (node.getBody() == null) {
        this.fBuffer.append(";");//$NON-NLS-1$
    } else {
        node.getBody().accept(this);
    }
    return false;
}

From source file:at.bestsolution.fxide.jdt.corext.dom.ASTFlattener.java

License:Open Source License

@Override
public boolean visit(SingleVariableDeclaration node) {
    if (node.getAST().apiLevel() >= JLS3) {
        printModifiers(node.modifiers());
    }/*from  www . j  a  va 2 s. c o  m*/
    node.getType().accept(this);
    if (node.getAST().apiLevel() >= JLS3) {
        if (node.isVarargs()) {
            if (node.getAST().apiLevel() >= AST.JLS8) {
                this.fBuffer.append(' ');
                List<Annotation> annotations = node.varargsAnnotations();
                printAnnotationsList(annotations);
            }
            this.fBuffer.append("...");//$NON-NLS-1$
        }
    }
    this.fBuffer.append(" ");//$NON-NLS-1$
    node.getName().accept(this);
    if (node.getAST().apiLevel() >= AST.JLS8) {
        List<Dimension> dimensions = node.extraDimensions();
        for (Iterator<Dimension> it = dimensions.iterator(); it.hasNext();) {
            Dimension e = it.next();
            e.accept(this);
        }
    } else {
        for (int i = 0; i < node.getExtraDimensions(); i++) {
            this.fBuffer.append("[]"); //$NON-NLS-1$
        }
    }
    if (node.getInitializer() != null) {
        this.fBuffer.append("=");//$NON-NLS-1$
        node.getInitializer().accept(this);
    }
    return false;
}

From source file:at.bestsolution.fxide.jdt.corext.dom.ASTFlattener.java

License:Open Source License

@Override
public boolean visit(VariableDeclarationFragment node) {
    node.getName().accept(this);
    if (node.getAST().apiLevel() >= AST.JLS8) {
        List<Dimension> dimensions = node.extraDimensions();
        for (Iterator<Dimension> it = dimensions.iterator(); it.hasNext();) {
            Dimension e = it.next();
            e.accept(this);
        }//from w w  w.j a va2  s.  c om
    } else {
        for (int i = 0; i < node.getExtraDimensions(); i++) {
            this.fBuffer.append("[]"); //$NON-NLS-1$
        }
    }
    if (node.getInitializer() != null) {
        this.fBuffer.append("=");//$NON-NLS-1$
        node.getInitializer().accept(this);
    }
    return false;
}

From source file:at.bestsolution.fxide.jdt.editor.JDTJavaDocSupport.java

License:Open Source License

private static CompilationUnit createAST(IJavaElement element, String cuSource) {
    ASTParser parser = ASTParser.newParser(AST.JLS8);

    IJavaProject javaProject = element.getJavaProject();
    parser.setProject(javaProject);/*from   www .j a  v  a2  s  . co m*/
    Map<String, String> options = javaProject.getOptions(true);
    options.put(JavaCore.COMPILER_DOC_COMMENT_SUPPORT, JavaCore.ENABLED); // workaround
    // for
    // https://bugs.eclipse.org/bugs/show_bug.cgi?id=212207
    parser.setCompilerOptions(options);

    parser.setSource(cuSource.toCharArray());
    return (CompilationUnit) parser.createAST(null);
}

From source file:boa.test.datagen.Java8BaseTest.java

License:Apache License

private static void setJava8() {
    astLevel = AST.JLS8;
    javaVersion = JavaCore.VERSION_1_8;/*from  w  w  w .j  a  v  a 2  s .c  o  m*/
    visitor = new Java8Visitor("", new HashMap<String, Integer>());
}