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

Introduction

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

Prototype

public ClassInstanceCreation newClassInstanceCreation() 

Source Link

Document

Creates and returns a new unparented class instance creation ("new") expression node owned by this AST.

Usage

From source file:cn.ieclipse.adt.ext.jdt.SourceGenerator.java

License:Apache License

private static void rewriteOnCreate(CompilationUnit unit, String dbName, List<String> tableCreators) {
    AST ast = unit.getAST();
    TypeDeclaration type = (TypeDeclaration) unit.types().get(0);
    MethodDeclaration onCreate = getMethod(type, ("onCreate"), null);
    if (onCreate != null) {
        Block methodBlock = ast.newBlock();

        // mOpenHelper = new
        // InlineOpenHelper(this.getContext(),"person.db",null,1);
        Assignment a = ast.newAssignment();
        a.setOperator(Assignment.Operator.ASSIGN);

        a.setLeftHandSide(ast.newSimpleName("mOpenHelper"));

        ClassInstanceCreation cc = ast.newClassInstanceCreation();
        cc.setType(ast.newSimpleType(ast.newSimpleName("SQLiteOpenHelper")));
        ThisExpression thisExp = ast.newThisExpression();
        MethodInvocation mi = ast.newMethodInvocation();
        mi.setName(ast.newSimpleName("getContext"));
        mi.setExpression(thisExp);//www  .  j  ava  2  s.c om
        cc.arguments().add(mi);
        StringLiteral sl = ast.newStringLiteral();
        sl.setLiteralValue(dbName);

        cc.arguments().add(sl);
        cc.arguments().add(ast.newNullLiteral());
        cc.arguments().add(ast.newNumberLiteral("1"));
        a.setRightHandSide(cc);
        methodBlock.statements().add(ast.newExpressionStatement(a));

        AnonymousClassDeclaration acd = ast.newAnonymousClassDeclaration();
        cc.setAnonymousClassDeclaration(acd);
        genInnerSQLiteOpenHelper(acd, ast, tableCreators);

        a = ast.newAssignment();
        a.setOperator(Assignment.Operator.ASSIGN);

        a.setLeftHandSide(ast.newSimpleName("session"));

        ClassInstanceCreation cic = ast.newClassInstanceCreation();
        cic.setType(ast.newSimpleType(ast.newSimpleName("Session")));

        // SingleVariableDeclaration svd =
        // ast.newSingleVariableDeclaration();
        // svd.setName(ast.newSimpleName("mOpenHelper"));
        cic.arguments().add(ast.newSimpleName("mOpenHelper"));
        // vdf.setInitializer(cic);
        a.setRightHandSide(cic);
        // methodBlock.statements().add(vde);
        methodBlock.statements().add(ast.newExpressionStatement(a));

        ReturnStatement returnStmt = ast.newReturnStatement();
        returnStmt.setExpression(ast.newBooleanLiteral(true));
        methodBlock.statements().add(returnStmt);

        onCreate.setBody(methodBlock);
    }
}

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From source file:com.google.devtools.j2cpp.translate.DeadCodeEliminator.java

License:Open Source License

/**
 * Add a thrown AssertionError statement to a block.
 *///w ww  . j  a  va2 s  . co  m
@SuppressWarnings("unchecked")
private void addAssertionError(Block block) {
    AST ast = block.getAST();

    ThrowStatement throwStatement = ast.newThrowStatement();
    block.statements().add(throwStatement);

    ClassInstanceCreation newException = ast.newClassInstanceCreation();
    throwStatement.setExpression(newException);

    Type assertionError = ast.newSimpleType(ast.newSimpleName("AssertionError"));
    newException.setType(assertionError);

    StringLiteral assertionDescription = ast.newStringLiteral();
    assertionDescription.setLiteralValue("Cannot invoke dead method");
    newException.arguments().add(assertionDescription);
}

---

From source file:com.idega.eclipse.ejbwizards.IDOEntityCreator.java

License:Open Source License

private void createHomeImplementation(IProgressMonitor monitor, ICompilationUnit iUnit, String typePackage,
        String name) throws JavaModelException, MalformedTreeException, BadLocationException {
    iUnit.getBuffer().setContents("");
    String source = iUnit.getBuffer().getContents();
    Document document = new Document(source);

    ASTParser parser = ASTParser.newParser(AST.JLS3);
    parser.setSource(iUnit);//from  www . j a v a  2  s.  c  o m

    CompilationUnit unit = (CompilationUnit) parser.createAST(monitor);
    unit.recordModifications();

    AST ast = unit.getAST();

    // Package statement
    unit.setPackage(getPackageDeclaration(ast, typePackage));

    // class declaration
    TypeDeclaration classType = getTypeDeclaration(ast, name + "HomeImpl", false, "IDOFactory", null,
            getHomeImplImports());
    classType.superInterfaceTypes().add(ast.newSimpleType(ast.newSimpleName(name + "Home")));
    addHomeImplImport("com.idega.data.IDOFactory");
    unit.types().add(classType);

    // create() method
    MethodDeclaration methodConstructor = ast.newMethodDeclaration();
    methodConstructor.setConstructor(false);
    if (this.isJDK1_5) {
        MarkerAnnotation annotation = ast.newMarkerAnnotation();
        annotation.setTypeName(ast.newSimpleName("Override"));
        methodConstructor.modifiers().add(annotation);
    }
    methodConstructor.modifiers().addAll(ast.newModifiers(Modifier.PUBLIC));
    if (this.isJDK1_5) {
        ParameterizedType returnType = ast.newParameterizedType(ast.newSimpleType(ast.newSimpleName("Class")));
        returnType.typeArguments().add(ast.newSimpleType(ast.newSimpleName(name + "Home")));
        methodConstructor.setReturnType2(returnType);
    } else {
        methodConstructor.setReturnType2(ast.newSimpleType(ast.newSimpleName("Class")));
    }
    methodConstructor.setName(ast.newSimpleName("getEntityInterfaceClass"));

    classType.bodyDeclarations().add(methodConstructor);

    Block constructorBlock = ast.newBlock();
    methodConstructor.setBody(constructorBlock);

    TypeLiteral typeLiteral = ast.newTypeLiteral();
    typeLiteral.setType(ast.newSimpleType(ast.newSimpleName(name)));

    ReturnStatement returnStatement = ast.newReturnStatement();
    returnStatement.setExpression(typeLiteral);
    constructorBlock.statements().add(returnStatement);

    // create() method
    methodConstructor = ast.newMethodDeclaration();
    methodConstructor.setConstructor(false);
    methodConstructor.modifiers().addAll(ast.newModifiers(Modifier.PUBLIC));
    methodConstructor.setReturnType2(ast.newSimpleType(ast.newSimpleName(name)));
    methodConstructor.setName(ast.newSimpleName("create"));
    methodConstructor.thrownExceptions().add(ast.newName("CreateException"));
    addHomeImplImport("javax.ejb.CreateException");
    classType.bodyDeclarations().add(methodConstructor);

    constructorBlock = ast.newBlock();
    methodConstructor.setBody(constructorBlock);

    SuperMethodInvocation superMethodInvocation = ast.newSuperMethodInvocation();
    superMethodInvocation.setName(ast.newSimpleName("createIDO"));

    CastExpression ce = ast.newCastExpression();
    ce.setType(ast.newSimpleType(ast.newSimpleName(name)));
    ce.setExpression(superMethodInvocation);

    returnStatement = ast.newReturnStatement();
    returnStatement.setExpression(ce);
    constructorBlock.statements().add(returnStatement);

    // findByPrimarKey(Object) method
    methodConstructor = ast.newMethodDeclaration();
    methodConstructor.setConstructor(false);
    methodConstructor.modifiers().addAll(ast.newModifiers(Modifier.PUBLIC));
    methodConstructor.setReturnType2(ast.newSimpleType(ast.newSimpleName(name)));
    methodConstructor.setName(ast.newSimpleName("findByPrimaryKey"));
    methodConstructor.thrownExceptions().add(ast.newName("FinderException"));
    addHomeImplImport("javax.ejb.FinderException");
    classType.bodyDeclarations().add(methodConstructor);

    SingleVariableDeclaration variableDeclaration = ast.newSingleVariableDeclaration();
    variableDeclaration.modifiers().addAll(ast.newModifiers(Modifier.NONE));
    variableDeclaration.setType(ast.newSimpleType(ast.newSimpleName("Object")));
    variableDeclaration.setName(ast.newSimpleName("pk"));
    methodConstructor.parameters().add(variableDeclaration);

    constructorBlock = ast.newBlock();
    methodConstructor.setBody(constructorBlock);

    superMethodInvocation = ast.newSuperMethodInvocation();
    superMethodInvocation.setName(ast.newSimpleName("findByPrimaryKeyIDO"));
    superMethodInvocation.arguments().add(ast.newSimpleName("pk"));

    ce = ast.newCastExpression();
    ce.setType(ast.newSimpleType(ast.newSimpleName(name)));
    ce.setExpression(superMethodInvocation);

    returnStatement = ast.newReturnStatement();
    returnStatement.setExpression(ce);
    constructorBlock.statements().add(returnStatement);

    if (this.isLegacyEntity) {
        // createLegacy() method
        methodConstructor = ast.newMethodDeclaration();
        methodConstructor.setConstructor(false);
        methodConstructor.modifiers().addAll(ast.newModifiers(Modifier.PUBLIC));
        methodConstructor.setReturnType2(ast.newSimpleType(ast.newSimpleName(name)));
        methodConstructor.setName(ast.newSimpleName("createLegacy"));
        classType.bodyDeclarations().add(methodConstructor);

        constructorBlock = ast.newBlock();
        methodConstructor.setBody(constructorBlock);

        TryStatement tryStatement = ast.newTryStatement();
        constructorBlock.statements().add(tryStatement);
        Block tryBlock = ast.newBlock();
        tryStatement.setBody(tryBlock);

        MethodInvocation mi = ast.newMethodInvocation();
        mi.setName(ast.newSimpleName("create"));

        returnStatement = ast.newReturnStatement();
        returnStatement.setExpression(mi);
        tryBlock.statements().add(returnStatement);

        CatchClause catchClause = ast.newCatchClause();
        tryStatement.catchClauses().add(catchClause);
        variableDeclaration = ast.newSingleVariableDeclaration();
        variableDeclaration.modifiers().addAll(ast.newModifiers(Modifier.NONE));
        variableDeclaration.setType(ast.newSimpleType(ast.newSimpleName(("CreateException"))));
        variableDeclaration.setName(ast.newSimpleName("ce"));
        catchClause.setException(variableDeclaration);
        Block catchBlock = ast.newBlock();
        catchClause.setBody(catchBlock);

        ClassInstanceCreation cc = ast.newClassInstanceCreation();
        cc.setType(ast.newSimpleType(ast.newSimpleName("RuntimeException")));
        mi = ast.newMethodInvocation();
        mi.setExpression(ast.newSimpleName("ce"));
        mi.setName(ast.newSimpleName("getMessage"));
        cc.arguments().add(mi);

        ThrowStatement throwStatement = ast.newThrowStatement();
        throwStatement.setExpression(cc);
        catchBlock.statements().add(throwStatement);

        // findByPrimarKey(int) method
        methodConstructor = ast.newMethodDeclaration();
        methodConstructor.setConstructor(false);
        methodConstructor.modifiers().addAll(ast.newModifiers(Modifier.PUBLIC));
        methodConstructor.setReturnType2(ast.newSimpleType(ast.newSimpleName(name)));
        methodConstructor.setName(ast.newSimpleName("findByPrimaryKey"));
        methodConstructor.thrownExceptions().add(ast.newName("FinderException"));
        classType.bodyDeclarations().add(methodConstructor);

        variableDeclaration = ast.newSingleVariableDeclaration();
        variableDeclaration.modifiers().addAll(ast.newModifiers(Modifier.NONE));
        variableDeclaration.setType(ast.newPrimitiveType(PrimitiveType.INT));
        variableDeclaration.setName(ast.newSimpleName("id"));
        methodConstructor.parameters().add(variableDeclaration);

        constructorBlock = ast.newBlock();
        methodConstructor.setBody(constructorBlock);

        superMethodInvocation = ast.newSuperMethodInvocation();
        superMethodInvocation.setName(ast.newSimpleName("findByPrimaryKeyIDO"));
        superMethodInvocation.arguments().add(ast.newSimpleName("id"));

        ce = ast.newCastExpression();
        ce.setType(ast.newSimpleType(ast.newSimpleName(name)));
        ce.setExpression(superMethodInvocation);

        returnStatement = ast.newReturnStatement();
        returnStatement.setExpression(ce);
        constructorBlock.statements().add(returnStatement);

        // findByPrimarKeyLegacy(int) method
        methodConstructor = ast.newMethodDeclaration();
        methodConstructor.setConstructor(false);
        methodConstructor.modifiers().addAll(ast.newModifiers(Modifier.PUBLIC));
        methodConstructor.setReturnType2(ast.newSimpleType(ast.newSimpleName(name)));
        methodConstructor.setName(ast.newSimpleName("findByPrimaryKeyLegacy"));
        methodConstructor.thrownExceptions().add(ast.newName("SQLException"));
        addHomeImplImport("java.sql.SQLException");
        classType.bodyDeclarations().add(methodConstructor);

        variableDeclaration = ast.newSingleVariableDeclaration();
        variableDeclaration.modifiers().addAll(ast.newModifiers(Modifier.NONE));
        variableDeclaration.setType(ast.newPrimitiveType(PrimitiveType.INT));
        variableDeclaration.setName(ast.newSimpleName("id"));
        methodConstructor.parameters().add(variableDeclaration);

        constructorBlock = ast.newBlock();
        methodConstructor.setBody(constructorBlock);

        tryStatement = ast.newTryStatement();
        constructorBlock.statements().add(tryStatement);
        tryBlock = ast.newBlock();
        tryStatement.setBody(tryBlock);

        mi = ast.newMethodInvocation();
        mi.setName(ast.newSimpleName("findByPrimaryKey"));
        mi.arguments().add(ast.newSimpleName("id"));

        returnStatement = ast.newReturnStatement();
        returnStatement.setExpression(mi);
        tryBlock.statements().add(returnStatement);

        catchClause = ast.newCatchClause();
        tryStatement.catchClauses().add(catchClause);
        variableDeclaration = ast.newSingleVariableDeclaration();
        variableDeclaration.modifiers().addAll(ast.newModifiers(Modifier.NONE));
        variableDeclaration.setType(ast.newSimpleType(ast.newSimpleName(("FinderException"))));
        variableDeclaration.setName(ast.newSimpleName("fe"));
        catchClause.setException(variableDeclaration);
        catchBlock = ast.newBlock();
        catchClause.setBody(catchBlock);

        cc = ast.newClassInstanceCreation();
        cc.setType(ast.newSimpleType(ast.newSimpleName("SQLException")));
        mi = ast.newMethodInvocation();
        mi.setExpression(ast.newSimpleName("fe"));
        mi.setName(ast.newSimpleName("getMessage"));
        cc.arguments().add(mi);

        throwStatement = ast.newThrowStatement();
        throwStatement.setExpression(cc);
        catchBlock.statements().add(throwStatement);
    }

    MethodFilter[] validFilter = { new MethodFilter(WizardConstants.EJB_CREATE_START, MethodFilter.TYPE_PREFIX),
            new MethodFilter(WizardConstants.EJB_HOME_START, MethodFilter.TYPE_PREFIX),
            new MethodFilter(WizardConstants.EJB_FIND_START, MethodFilter.TYPE_PREFIX) };
    List methods = filterMethods(getType().getMethods(), validFilter, null);
    for (Iterator iter = methods.iterator(); iter.hasNext();) {
        IMethod method = (IMethod) iter.next();
        String fullMethodName = method.getElementName();
        String methodName = cutAwayEJBSuffix(fullMethodName);
        String[] parameterNames = method.getParameterNames();

        String returnType = method.getReturnType();
        if (fullMethodName.startsWith(WizardConstants.EJB_FIND_START)
                || fullMethodName.startsWith(WizardConstants.EJB_CREATE_START)) {
            if (!(Signature.getSimpleName(Signature.toString(method.getReturnType()))
                    .indexOf(Signature.getSimpleName("java.util.Collection")) != -1)
                    && !(Signature.getSimpleName(Signature.toString(method.getReturnType()))
                            .indexOf(Signature.getSimpleName("java.util.Set")) != -1)) {
                returnType = name;
            }
        }
        if (!returnType.equals(name)) {
            returnType = getReturnType(returnType);
        }

        methodConstructor = getMethodDeclaration(ast, method, methodName, returnType, getHomeImplImports(),
                false);
        classType.bodyDeclarations().add(methodConstructor);

        constructorBlock = ast.newBlock();
        methodConstructor.setBody(constructorBlock);

        constructorBlock.statements().add(getIDOCheckOutStatement(ast, getHomeImplImports()));

        if (fullMethodName.startsWith(WizardConstants.EJB_FIND_START)) {
            if (Signature.getSimpleName(Signature.toString(method.getReturnType()))
                    .indexOf(Signature.getSimpleName("java.util.Collection")) != -1) {
                constructorBlock.statements().add(
                        getDataCollectingStatement(ast, returnType, "ids", fullMethodName, parameterNames));
                constructorBlock.statements().add(getIDOCheckInStatement(ast));
                constructorBlock.statements()
                        .add(getObjectReturnStatement(ast, "getEntityCollectionForPrimaryKeys", "ids"));
            } else if (Signature.getSimpleName(Signature.toString(method.getReturnType()))
                    .indexOf(Signature.getSimpleName("java.util.Set")) != -1) {
                constructorBlock.statements().add(
                        getDataCollectingStatement(ast, returnType, "ids", fullMethodName, parameterNames));
                constructorBlock.statements().add(getIDOCheckInStatement(ast));
                constructorBlock.statements()
                        .add(getObjectReturnStatement(ast, "getEntitySetForPrimaryKeys", "ids"));
            } else {
                constructorBlock.statements()
                        .add(getDataCollectingStatement(ast, "Object", "pk", fullMethodName, parameterNames));
                constructorBlock.statements().add(getIDOCheckInStatement(ast));
                constructorBlock.statements().add(getObjectReturnStatement(ast, "findByPrimaryKey", "pk"));
            }
        } else if (fullMethodName.startsWith(WizardConstants.EJB_HOME_START)) {
            constructorBlock.statements().add(
                    getDataCollectingStatement(ast, returnType, "theReturn", fullMethodName, parameterNames));
            constructorBlock.statements().add(getIDOCheckInStatement(ast));
            constructorBlock.statements().add(getPrimitiveReturnStatement(ast, "theReturn"));
        } else if (fullMethodName.startsWith(WizardConstants.EJB_CREATE_START)) {
            constructorBlock.statements()
                    .add(getDataCollectingStatement(ast, "Object", "pk", fullMethodName, parameterNames));

            ce = ast.newCastExpression();
            ce.setType(ast.newSimpleType(ast.newSimpleName(getType().getTypeQualifiedName())));
            ce.setExpression(ast.newSimpleName("entity"));

            ParenthesizedExpression pe = ast.newParenthesizedExpression();
            pe.setExpression(ce);
            MethodInvocation mi = ast.newMethodInvocation();
            mi.setExpression(pe);
            mi.setName(ast.newSimpleName("ejbPostCreate"));
            constructorBlock.statements().add(ast.newExpressionStatement(mi));

            constructorBlock.statements().add(getIDOCheckInStatement(ast));

            TryStatement tryStatement = ast.newTryStatement();
            constructorBlock.statements().add(tryStatement);
            Block tryBlock = ast.newBlock();
            tryStatement.setBody(tryBlock);

            mi = ast.newMethodInvocation();
            mi.setName(ast.newSimpleName("findByPrimaryKey"));
            mi.arguments().add(ast.newSimpleName("pk"));

            returnStatement = ast.newReturnStatement();
            returnStatement.setExpression(mi);
            tryBlock.statements().add(returnStatement);

            CatchClause catchClause = ast.newCatchClause();
            tryStatement.catchClauses().add(catchClause);
            variableDeclaration = ast.newSingleVariableDeclaration();
            variableDeclaration.modifiers().addAll(ast.newModifiers(Modifier.NONE));
            variableDeclaration.setType(ast.newSimpleType(ast.newSimpleName(("FinderException"))));
            variableDeclaration.setName(ast.newSimpleName("fe"));
            catchClause.setException(variableDeclaration);
            Block catchBlock = ast.newBlock();
            catchClause.setBody(catchBlock);

            ClassInstanceCreation cc = ast.newClassInstanceCreation();
            cc.setType(ast.newSimpleType(ast.newSimpleName("IDOCreateException")));
            addHomeImplImport("com.idega.data.IDOCreateException");
            cc.arguments().add(ast.newSimpleName(("fe")));

            ThrowStatement throwStatement = ast.newThrowStatement();
            throwStatement.setExpression(cc);
            catchBlock.statements().add(throwStatement);

            catchClause = ast.newCatchClause();
            tryStatement.catchClauses().add(catchClause);
            variableDeclaration = ast.newSingleVariableDeclaration();
            variableDeclaration.modifiers().addAll(ast.newModifiers(Modifier.NONE));
            variableDeclaration.setType(ast.newSimpleType(ast.newSimpleName(("Exception"))));
            variableDeclaration.setName(ast.newSimpleName("e"));
            catchClause.setException(variableDeclaration);
            catchBlock = ast.newBlock();
            catchClause.setBody(catchBlock);

            cc = ast.newClassInstanceCreation();
            cc.setType(ast.newSimpleType(ast.newSimpleName("IDOCreateException")));
            cc.arguments().add(ast.newSimpleName(("e")));

            throwStatement = ast.newThrowStatement();
            throwStatement.setExpression(cc);
            catchBlock.statements().add(throwStatement);
        }
    }

    writeImports(ast, unit, getHomeImplImports());
    commitChanges(iUnit, unit, document);
}

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From source file:de.dentrassi.varlink.generator.JdtGenerator.java

License:Open Source License

@SuppressWarnings("unchecked")
private void createImpl(final AST ast, final CompilationUnit cu, final Interface iface, final String name) {

    // create type

    final String implName = name + "Impl";

    final TypeDeclaration td = ast.newTypeDeclaration();
    cu.types().add(td);//www  .  j  ava  2s . c  o  m
    td.setName(ast.newSimpleName(implName));

    make(td, PUBLIC_KEYWORD);

    final Type parentType = ast.newSimpleType(ast.newName(name));
    td.superInterfaceTypes().add(parentType);

    // create factory

    createImplFactory(ast, td);

    // create fields

    createField(td, "de.dentrassi.varlink.spi.Connection", "connection", PRIVATE_KEYWORD, FINAL_KEYWORD);
    createField(td, "de.dentrassi.varlink.internal.VarlinkImpl", "varlink", PRIVATE_KEYWORD, FINAL_KEYWORD);

    // create constructor

    final MethodDeclaration ctor = ast.newMethodDeclaration();
    td.bodyDeclarations().add(ctor);

    ctor.setConstructor(true);
    ctor.setName(ast.newSimpleName(implName));
    make(ctor, PRIVATE_KEYWORD);

    createParameter(ctor, "de.dentrassi.varlink.spi.Connection", "connection", FINAL_KEYWORD);
    createParameter(ctor, "de.dentrassi.varlink.internal.VarlinkImpl", "varlink", FINAL_KEYWORD);

    // constructor body
    {
        final Block body = ast.newBlock();
        ctor.setBody(body);

        createThisAssignment(body, "connection");
        createThisAssignment(body, "varlink");
    }

    // error mapper

    {
        final MethodDeclaration md = ast.newMethodDeclaration();
        make(md, PUBLIC_KEYWORD);
        td.bodyDeclarations().add(md);

        md.setName(ast.newSimpleName("checkError"));
        createParameter(md, "de.dentrassi.varlink.spi.CallResponse", "response", FINAL_KEYWORD);

        final Block body = ast.newBlock();
        md.setBody(body);

        final MethodInvocation mi = ast.newMethodInvocation();
        mi.setExpression(ast.newName("de.dentrassi.varlink.spi.Errors"));
        mi.setName(ast.newSimpleName("checkErrors"));
        mi.arguments().add(ast.newSimpleName("response"));

        final ExpressionMethodReference ref = ast.newExpressionMethodReference();
        ref.setExpression(ast.newThisExpression());
        ref.setName(ast.newSimpleName("mapError"));
        mi.arguments().add(ref);

        body.statements().add(ast.newExpressionStatement(mi));
    }

    {
        final MethodDeclaration md = ast.newMethodDeclaration();
        make(md, PUBLIC_KEYWORD);
        td.bodyDeclarations().add(md);

        md.setName(ast.newSimpleName("mapError"));
        createParameter(md, "java.lang.String", "error", FINAL_KEYWORD);
        createParameter(md, "de.dentrassi.varlink.spi.CallResponse", "response", FINAL_KEYWORD);
        md.setReturnType2(ast.newSimpleType(ast.newName("java.lang.RuntimeException")));

        final Block body = ast.newBlock();
        md.setBody(body);

        final SwitchStatement sw = ast.newSwitchStatement();
        body.statements().add(sw);
        sw.setExpression(ast.newSimpleName("error"));

        errors(iface).forEach(error -> {
            final String errorName = errorTypeName(error);
            final String fullErrorName = iface.getName() + "." + errorName;

            final SwitchCase sc = ast.newSwitchCase();
            sc.setExpression(JdtHelper.newStringLiteral(ast, fullErrorName));
            sw.statements().add(sc);

            final FieldAccess fa = ast.newFieldAccess();
            fa.setExpression(ast.newThisExpression());
            fa.setName(ast.newSimpleName("varlink"));

            final MethodInvocation fromJson = ast.newMethodInvocation();
            fromJson.setExpression(fa);
            fromJson.setName(ast.newSimpleName("fromJson"));

            // type name

            final TypeLiteral typeLiteral = ast.newTypeLiteral();
            typeLiteral.setType(ast.newSimpleType(ast.newName(errorName + ".Parameters")));

            fromJson.arguments().add(typeLiteral);

            // parameters

            final MethodInvocation parameters = ast.newMethodInvocation();
            parameters.setExpression(ast.newSimpleName("response"));
            parameters.setName(ast.newSimpleName("getParameters"));
            fromJson.arguments().add(parameters);

            // new exception

            final ClassInstanceCreation cic = ast.newClassInstanceCreation();
            cic.setType(ast.newSimpleType(ast.newName(errorName)));
            cic.arguments().add(fromJson);

            // return

            final ReturnStatement ret = ast.newReturnStatement();
            ret.setExpression(cic);
            sw.statements().add(ret);
        });

        {
            final SwitchCase sc = ast.newSwitchCase();
            sc.setExpression(null);
            sw.statements().add(sc);
            final ReturnStatement ret = ast.newReturnStatement();
            ret.setExpression(ast.newNullLiteral());
            sw.statements().add(ret);
        }

    }

    // async creator

    /*
     * @Override public Async async() { return new Async() {
     *
     * @Override public CompletableFuture<List<Netdev>> list() { return
     * executeList(); } }; }
     */

    {
        final MethodDeclaration md = ast.newMethodDeclaration();
        td.bodyDeclarations().add(md);

        md.setName(ast.newSimpleName("async"));
        addSimpleAnnotation(md, "Override");
        make(md, PUBLIC_KEYWORD);

        md.setReturnType2(ast.newSimpleType(ast.newName("Async")));

        final Block body = ast.newBlock();
        md.setBody(body);

        // inner class

        final ReturnStatement ret = ast.newReturnStatement();
        body.statements().add(ret);

        final ClassInstanceCreation cic = ast.newClassInstanceCreation();
        cic.setType(ast.newSimpleType(ast.newName("Async")));
        ret.setExpression(cic);

        final AnonymousClassDeclaration acc = ast.newAnonymousClassDeclaration();
        cic.setAnonymousClassDeclaration(acc);

        forMethods(ast, iface, (m, amd) -> {

            acc.bodyDeclarations().add(amd);

            amd.setName(ast.newSimpleName(m.getName()));
            make(amd, PUBLIC_KEYWORD);
            makeAsync(amd);

            final Block asyncBody = ast.newBlock();
            amd.setBody(asyncBody);

            final ReturnStatement asyncRet = ast.newReturnStatement();
            asyncBody.statements().add(asyncRet);

            final MethodInvocation mi = ast.newMethodInvocation();
            mi.setName(ast.newSimpleName(internalMethodName(m.getName())));

            for (final String argName : m.getParameters().keySet()) {
                mi.arguments().add(ast.newSimpleName(argName));
            }

            asyncRet.setExpression(mi);
        });

    }

    // internal methods

    forMethods(ast, iface, (m, md) -> {
        make(md, PROTECTED_KEYWORD);
        td.bodyDeclarations().add(md);
        md.setName(ast.newSimpleName(internalMethodName(m.getName())));
        makeAsync(md);
        createInternalMethod(td, m, md);
    });

}

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From source file:de.dentrassi.varlink.generator.JdtGenerator.java

License:Open Source License

@SuppressWarnings("unchecked")
private void createInternalMethod(final TypeDeclaration parentTypeDeclaration, final MethodInformation m,
        final MethodDeclaration md) {
    final AST ast = md.getAST();

    final Block body = ast.newBlock();
    md.setBody(body);// w  w w  . j  ava2 s  .  c o m

    /*
     * return this.connection.call(CallRequest.of("io.systemd.network.List"))
     * .thenApply(cr -> { check(cr);
     *
     * final Iterator<JsonElement> i = cr.getParameters().values().iterator();
     *
     * return asList( this.varlink .fromJson( Netdev[].class, i.next())); }); }
     */

    // add arguments

    if (!m.getParameters().isEmpty()) {

        // code: Map<String,Object> parameters = new HashMap<> ();

        final VariableDeclarationFragment parameters = ast.newVariableDeclarationFragment();
        parameters.setName(ast.newSimpleName("parameters"));

        final VariableDeclarationStatement decl = ast.newVariableDeclarationStatement(parameters);
        body.statements().add(decl);
        final ParameterizedType map = ast.newParameterizedType(ast.newSimpleType(ast.newName("java.util.Map")));
        map.typeArguments().add(ast.newSimpleType(ast.newName("java.lang.String")));
        map.typeArguments().add(ast.newSimpleType(ast.newName("java.lang.Object")));

        decl.setType(map);

        final ClassInstanceCreation init = ast.newClassInstanceCreation();
        init.setType(ast.newParameterizedType(ast.newSimpleType(ast.newName("java.util.HashMap"))));
        init.arguments().add(ast.newNumberLiteral(Integer.toString(m.getParameters().size())));
        parameters.setInitializer(init);

        for (final String argName : m.getParameters().keySet()) {
            final MethodInvocation mi = ast.newMethodInvocation();
            mi.setExpression(ast.newSimpleName("parameters"));
            mi.setName(ast.newSimpleName("put"));

            mi.arguments().add(JdtHelper.newStringLiteral(ast, argName));
            mi.arguments().add(ast.newSimpleName(argName));
        }

    }

    // return

    final ReturnStatement ret = ast.newReturnStatement();
    body.statements().add(ret);

    final MethodInvocation mi = ast.newMethodInvocation();
    mi.setName(ast.newSimpleName("call"));
    final FieldAccess fa = ast.newFieldAccess();
    fa.setExpression(ast.newThisExpression());
    fa.setName(ast.newSimpleName("connection"));
    mi.setExpression(fa);

    final MethodInvocation cr = ast.newMethodInvocation();
    cr.setExpression(ast.newName("de.dentrassi.varlink.spi.CallRequest"));
    cr.setName(ast.newSimpleName("of"));
    cr.arguments().add(newStringLiteral(ast, m.getInterface().getName() + "." + toUpperFirst(m.getName())));

    if (!m.getParameters().isEmpty()) {
        cr.arguments().add(ast.newSimpleName("parameters"));
    }

    mi.arguments().add(cr);

    final MethodInvocation thenApply = ast.newMethodInvocation();
    thenApply.setName(ast.newSimpleName("thenApply"));
    thenApply.setExpression(mi);

    // add transformation

    final LambdaExpression le = ast.newLambdaExpression();
    le.setParentheses(false);
    thenApply.arguments().add(le);
    final VariableDeclarationFragment p = ast.newVariableDeclarationFragment();
    p.setName(ast.newSimpleName("result"));
    le.parameters().add(p);
    final Block transform = ast.newBlock();
    le.setBody(transform);

    {
        // check result

        final MethodInvocation check = ast.newMethodInvocation();
        check.setName(ast.newSimpleName("checkError"));
        transform.statements().add(ast.newExpressionStatement(check));
        check.arguments().add(ast.newSimpleName("result"));
    }

    if (m.getReturnTypes().isEmpty()) {

        final ReturnStatement transformRet = ast.newReturnStatement();
        transformRet.setExpression(ast.newNullLiteral());
        transform.statements().add(transformRet);

    } else {

        final int returns = m.getReturnTypes().size();

        if (returns > 0) {

            // return this.varlink.fromJson(DriveCondition.class, result.getParameters());
            // return this.varlink.fromJson(DriveCondition.class,
            // result.getFirstParameter());

            final FieldAccess varlink = ast.newFieldAccess();
            varlink.setExpression(ast.newThisExpression());
            varlink.setName(ast.newSimpleName("varlink"));

            final MethodInvocation fromJson = ast.newMethodInvocation();
            fromJson.setExpression(varlink);
            fromJson.setName(ast.newSimpleName("fromJson"));

            // FIXME: add to parent
            {
                final ParameterizedType ttt = ast
                        .newParameterizedType(ast.newSimpleType(ast.newName(TYPE_TOKEN_TYPE_NAME)));

                ttt.typeArguments().add(m.createMainReturnType(ast));
                final ClassInstanceCreation tt = ast.newClassInstanceCreation();
                tt.setType(JdtHelper.copyNode(ast, ttt));

                final AnonymousClassDeclaration decl = ast.newAnonymousClassDeclaration();
                tt.setAnonymousClassDeclaration(decl);

                final MethodInvocation getType = ast.newMethodInvocation();
                getType.setExpression(tt);
                getType.setName(ast.newSimpleName("getType"));

                final VariableDeclarationFragment vdf = ast.newVariableDeclarationFragment();
                vdf.setName(ast.newSimpleName(m.getName() + "_returnTypeToken"));
                vdf.setInitializer(getType);
                final FieldDeclaration fd = ast.newFieldDeclaration(vdf);
                fd.setType(ast.newSimpleType(ast.newName("java.lang.reflect.Type")));
                make(fd, PRIVATE_KEYWORD, FINAL_KEYWORD, STATIC_KEYWORD);

                parentTypeDeclaration.bodyDeclarations().add(fd);
            }

            fromJson.arguments().add(ast.newSimpleName(m.getName() + "_returnTypeToken"));

            // json fragment

            final MethodInvocation fragment = ast.newMethodInvocation();
            if (returns == 1) {
                fragment.setName(ast.newSimpleName("getFirstParameter"));
            } else {
                fragment.setName(ast.newSimpleName("getParameters"));
            }
            fragment.setExpression(ast.newSimpleName("result"));

            fromJson.arguments().add(fragment);

            // return

            final ReturnStatement transformRet = ast.newReturnStatement();
            transformRet.setExpression(fromJson);
            transform.statements().add(transformRet);
        }

        // FIXME: handle return type

        // FIXME: handle n

    }

    // set return

    ret.setExpression(thenApply);
}

---

From source file:de.dentrassi.varlink.generator.JdtGenerator.java

License:Open Source License

@SuppressWarnings("unchecked")
private void createImplFactory(final AST ast, final TypeDeclaration td) {

    final TypeDeclaration ftd = ast.newTypeDeclaration();
    td.bodyDeclarations().add(ftd);/*w  w w .  j a  va  2s.  c o m*/
    ftd.setName(ast.newSimpleName("Factory"));
    make(ftd, PUBLIC_KEYWORD, STATIC_KEYWORD);

    ftd.superInterfaceTypes().add(ast.newSimpleType(ast.newName("de.dentrassi.varlink.spi.Factory")));

    /*
     *
     * @Override public <T> T create(final VarlinkImpl varlink, final Class<T>
     * clazz, final Connection connection)
     */

    final MethodDeclaration md = ast.newMethodDeclaration();
    ftd.bodyDeclarations().add(md);
    md.setName(ast.newSimpleName("create"));
    md.setReturnType2(ast.newSimpleType(ast.newName("T")));
    make(md, PUBLIC_KEYWORD);
    addSimpleAnnotation(md, "Override");

    final TypeParameter tp = ast.newTypeParameter();
    tp.setName(ast.newSimpleName("T"));
    md.typeParameters().add(tp);

    final ParameterizedType clazz = ast.newParameterizedType(ast.newSimpleType(ast.newName("Class")));

    clazz.typeArguments().add(ast.newSimpleType(ast.newName("T")));

    createParameter(md, "de.dentrassi.varlink.internal.VarlinkImpl", "varlink", FINAL_KEYWORD);
    createParameter(md, clazz, "clazz", FINAL_KEYWORD);
    createParameter(md, "de.dentrassi.varlink.spi.Connection", "connection", FINAL_KEYWORD);

    final Block body = ast.newBlock();
    md.setBody(body);

    // return clazz.cast(new Impl(varlink,connection));

    final ReturnStatement ret = ast.newReturnStatement();
    body.statements().add(ret);

    final MethodInvocation cast = ast.newMethodInvocation();
    cast.setName(ast.newSimpleName("cast"));
    cast.setExpression(ast.newSimpleName("clazz"));

    ret.setExpression(cast);

    final ClassInstanceCreation newImpl = ast.newClassInstanceCreation();
    newImpl.setType(ast.newSimpleType(ast.newName(td.getName().getIdentifier())));
    cast.arguments().add(newImpl);

    newImpl.arguments().add(ast.newSimpleName("connection"));
    newImpl.arguments().add(ast.newSimpleName("varlink"));
}

---

From source file:de.dentrassi.varlink.generator.JdtGenerator.java

License:Open Source License

@SuppressWarnings("unchecked")
private void createInterface(final AST ast, final CompilationUnit cu, final Interface iface,
        final String name) {

    final TypeDeclaration td = ast.newTypeDeclaration();
    cu.types().add(td);//from  ww w .  ja  v  a 2 s .co m
    td.setInterface(true);
    td.setName(ast.newSimpleName(name));

    make(td, PUBLIC_KEYWORD);

    final NormalAnnotation ann = JdtHelper.addAnnotation(td, "de.dentrassi.varlink.spi.Interface");

    {
        final MemberValuePair mvpName = ast.newMemberValuePair();
        ann.values().add(mvpName);
        mvpName.setName(ast.newSimpleName("name"));
        mvpName.setValue(JdtHelper.newStringLiteral(ast, iface.getName()));
    }

    {
        final MemberValuePair mvpFactory = ast.newMemberValuePair();
        ann.values().add(mvpFactory);
        mvpFactory.setName(ast.newSimpleName("factory"));

        final TypeLiteral fn = ast.newTypeLiteral();
        fn.setType(ast.newSimpleType(ast.newName(name + "Impl.Factory")));

        mvpFactory.setValue(fn);
    }

    // create types

    createTypes(td, iface);

    // create errors

    createErrors(td, iface);

    /*
     *
     * public interface Async { public CompletableFuture<List<Netdev>> list(); }
     *
     * public interface Sync { public List<Netdev> list(); }
     *
     * public Async async();
     *
     * public default Sync sync() { return new Sync() {
     *
     * @Override public List<Netdev> list() { return Syncer.await(async().list()); }
     * }; }
     */

    // create async

    {
        // public interface Async { ... }

        final TypeDeclaration async = ast.newTypeDeclaration();
        td.bodyDeclarations().add(async);
        async.setInterface(true);

        make(async, PUBLIC_KEYWORD);
        async.setName(ast.newSimpleName("Async"));

        forMethods(ast, iface, (m, md) -> {
            make(md, PUBLIC_KEYWORD);
            async.bodyDeclarations().add(md);
            makeAsync(md);
        });

        // public Async async();

        final MethodDeclaration md = ast.newMethodDeclaration();
        td.bodyDeclarations().add(md);

        md.setName(ast.newSimpleName("async"));
        make(md, PUBLIC_KEYWORD);

        final Type rt = ast.newSimpleType(ast.newSimpleName("Async"));
        md.setReturnType2(rt);
    }

    // create sync

    {
        // public interface Sync { ... }

        final TypeDeclaration sync = ast.newTypeDeclaration();
        td.bodyDeclarations().add(sync);
        sync.setInterface(true);

        make(sync, PUBLIC_KEYWORD);
        sync.setName(ast.newSimpleName("Sync"));

        // methods

        forMethods(ast, iface, (m, md) -> {
            make(md, PUBLIC_KEYWORD);
            sync.bodyDeclarations().add(md);
        });

        {
            final MethodDeclaration smd = ast.newMethodDeclaration();
            smd.setName(ast.newSimpleName("sync"));
            make(smd, PUBLIC_KEYWORD, DEFAULT_KEYWORD);
            td.bodyDeclarations().add(smd);

            final Block body = ast.newBlock();
            smd.setBody(body);

            final ReturnStatement ret = ast.newReturnStatement();
            body.statements().add(ret);

            final ClassInstanceCreation cic = ast.newClassInstanceCreation();
            cic.setType(ast.newSimpleType(ast.newName("Sync")));
            ret.setExpression(cic);
            smd.setReturnType2(ast.newSimpleType(ast.newName("Sync")));

            final AnonymousClassDeclaration acc = ast.newAnonymousClassDeclaration();
            cic.setAnonymousClassDeclaration(acc);

            forMethods(ast, iface, (m, md) -> {

                make(md, PUBLIC_KEYWORD);
                acc.bodyDeclarations().add(md);

                final Block mbody = ast.newBlock();
                md.setBody(mbody);

                // return Syncer.await(async().list());

                final MethodInvocation await = ast.newMethodInvocation();

                await.setExpression(ast.newName("de.dentrassi.varlink.spi.Syncer"));
                await.setName(ast.newSimpleName("await"));

                final MethodInvocation asyncCall = ast.newMethodInvocation();
                asyncCall.setName(ast.newSimpleName("async"));

                final MethodInvocation mcall = ast.newMethodInvocation();
                mcall.setName(ast.newSimpleName(m.getName()));
                mcall.setExpression(asyncCall);

                await.arguments().add(mcall);

                // add arguments

                for (final String argName : m.getParameters().keySet()) {
                    mcall.arguments().add(ast.newSimpleName(argName));
                }

                if (m.getReturnTypes().isEmpty()) {
                    mbody.statements().add(ast.newExpressionStatement(await));
                } else {
                    final ReturnStatement rs = ast.newReturnStatement();
                    rs.setExpression(await);
                    mbody.statements().add(rs);
                }

            });
        }

    }

}

---

From source file:de.ovgu.cide.export.physical.ahead.MethodObjectHelper.java

License:Open Source License

public static TypeDeclaration moveMethodToMethodObject(MethodDeclaration method,
        RefactoringColorManager colorManager, boolean isStatic) {
    debug_numberOfMessageObjects++;/*from w ww .  j  a va 2s  .  co m*/

    AST ast = method.getAST();
    assert method.getParent() instanceof TypeDeclaration;
    TypeDeclaration containingClass = (TypeDeclaration) method.getParent();

    String moName = getMethodObjectName(containingClass, method);
    // System.out.println(moName);
    boolean isSourceMethodStatic = isMethodStatic(method);
    if (isStatic && !isSourceMethodStatic)
        makeThisAccessExplicit(method);

    // create inner class and execute method
    TypeDeclaration methodObjectClass = ast.newTypeDeclaration();
    methodObjectClass.setName(ast.newSimpleName(moName));
    if (isStatic) {
        Modifier staticModifier = ast.newModifier(Modifier.ModifierKeyword.STATIC_KEYWORD);
        methodObjectClass.modifiers().add(staticModifier);

    }

    MethodDeclaration executeMethod = ast.newMethodDeclaration();
    executeMethod.setName(ast.newSimpleName("execute"));
    executeMethod.setReturnType2((Type) ASTNode.copySubtree(ast, method.getReturnType2()));
    executeMethod.thrownExceptions().addAll(ASTNode.copySubtrees(ast, method.thrownExceptions()));

    methodObjectClass.bodyDeclarations().add(executeMethod);
    containingClass.bodyDeclarations().add(methodObjectClass);

    createConstructor(methodObjectClass, method, isStatic && !isSourceMethodStatic);

    // move body to MO
    Block oldMethodBody = method.getBody();
    Block newMethodBody = ast.newBlock();
    method.setBody(newMethodBody);

    executeMethod.setBody(oldMethodBody);

    if (isStatic && !isSourceMethodStatic)
        changeThisAccessToField(oldMethodBody);

    // call method object
    ClassInstanceCreation moConstructorCall = ast.newClassInstanceCreation();
    moConstructorCall.setType(ast.newSimpleType(ast.newSimpleName(moName)));
    addParamters(moConstructorCall, method, isStatic && !isSourceMethodStatic);
    MethodInvocation moCall = ast.newMethodInvocation();
    moCall.setExpression(moConstructorCall);
    moCall.setName(ast.newSimpleName("execute"));
    if (RefactoringUtils.isVoid(method.getReturnType2())) {
        newMethodBody.statements().add(ast.newExpressionStatement(moCall));
    } else {
        ReturnStatement returnStmt = ast.newReturnStatement();
        returnStmt.setExpression(moCall);
        newMethodBody.statements().add(returnStmt);
    }

    // adjustColors
    colorManager.setColors(methodObjectClass, colorManager.getOwnColors(method));

    moveLocalVariableDeclarationsToFields(executeMethod, methodObjectClass, colorManager);

    addMethodObjectAnnotation(methodObjectClass);

    return methodObjectClass;
}

---

From source file:de.ovgu.cide.export.physical.ahead.ReturnExtractionHelper.java

License:Open Source License

private void replaceReturnByException(ReturnStatement returnStatement) {
    AST ast = returnStatement.getAST();
    Set<IFeature> returnColors = colorManager.getOwnColors(returnStatement);

    Expression expr = returnStatement.getExpression();
    returnStatement.setExpression(null);

    ThrowStatement throwStatement = ast.newThrowStatement();
    ClassInstanceCreation newInstance = ast.newClassInstanceCreation();
    newInstance.setType(createExceptionType(RefactoringUtils.getMethodDeclaration(returnStatement)));
    if (expr != null)
        newInstance.arguments().add(expr);

    throwStatement.setExpression(newInstance);

    colorManager.setColors(throwStatement, returnColors);

    RefactoringUtils.replaceASTNode(returnStatement, throwStatement);
}

---

From source file:edu.umd.cs.findbugs.plugin.eclipse.quickfix.CreateDoPrivilegedBlockResolution.java

License:Open Source License

private ClassInstanceCreation createPrivilegedActionCreation(ASTRewrite rewrite,
        ClassInstanceCreation classLoaderCreation) {
    AST ast = rewrite.getAST();

    ClassInstanceCreation privilegedActionCreation = ast.newClassInstanceCreation();
    ParameterizedType privilegedActionType = createPrivilegedActionType(rewrite, classLoaderCreation);
    AnonymousClassDeclaration anonymousClassDeclaration = createAnonymousClassDeclaration(rewrite,
            classLoaderCreation);/*from w  w  w  . j  a  va2  s  . c  o m*/

    privilegedActionCreation.setType(privilegedActionType);
    privilegedActionCreation.setAnonymousClassDeclaration(anonymousClassDeclaration);

    return privilegedActionCreation;
}

---

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