Examples with TypeParameter org.eclipse.jdt.core.dom.TypeParameter used on opensource projects

Example 1 with TypeParameter

use of org.eclipse.jdt.core.dom.TypeParameter in project che by eclipse.

the class StubUtility method getMethodComment.

/*
	 * Don't use this method directly, use CodeGeneration.
	 * This method should work with all AST levels.
	 * @see org.eclipse.jdt.ui.CodeGeneration#getMethodComment(ICompilationUnit, String, MethodDeclaration, boolean, String, String[], String)
	 */
public static String getMethodComment(ICompilationUnit cu, String typeName, MethodDeclaration decl, boolean isDeprecated, String targetName, String targetMethodDeclaringTypeName, String[] targetMethodParameterTypeNames, boolean delegate, String lineDelimiter) throws CoreException {
    boolean needsTarget = targetMethodDeclaringTypeName != null && targetMethodParameterTypeNames != null;
    String templateName = CodeTemplateContextType.METHODCOMMENT_ID;
    if (decl.isConstructor()) {
        templateName = CodeTemplateContextType.CONSTRUCTORCOMMENT_ID;
    } else if (needsTarget) {
        if (delegate)
            templateName = CodeTemplateContextType.DELEGATECOMMENT_ID;
        else
            templateName = CodeTemplateContextType.OVERRIDECOMMENT_ID;
    }
    Template template = getCodeTemplate(templateName, cu.getJavaProject());
    if (template == null) {
        return null;
    }
    CodeTemplateContext context = new CodeTemplateContext(template.getContextTypeId(), cu.getJavaProject(), lineDelimiter);
    context.setCompilationUnitVariables(cu);
    context.setVariable(CodeTemplateContextType.ENCLOSING_TYPE, typeName);
    context.setVariable(CodeTemplateContextType.ENCLOSING_METHOD, decl.getName().getIdentifier());
    if (!decl.isConstructor()) {
        context.setVariable(CodeTemplateContextType.RETURN_TYPE, ASTNodes.asString(getReturnType(decl)));
    }
    if (needsTarget) {
        if (delegate)
            context.setVariable(CodeTemplateContextType.SEE_TO_TARGET_TAG, getSeeTag(targetMethodDeclaringTypeName, targetName, targetMethodParameterTypeNames));
        else
            context.setVariable(CodeTemplateContextType.SEE_TO_OVERRIDDEN_TAG, getSeeTag(targetMethodDeclaringTypeName, targetName, targetMethodParameterTypeNames));
    }
    TemplateBuffer buffer;
    try {
        buffer = context.evaluate(template);
    } catch (BadLocationException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    } catch (TemplateException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    }
    if (buffer == null)
        return null;
    String str = buffer.getString();
    if (Strings.containsOnlyWhitespaces(str)) {
        return null;
    }
    // look if Javadoc tags have to be added
    TemplateVariable position = findVariable(buffer, CodeTemplateContextType.TAGS);
    if (position == null) {
        return str;
    }
    IDocument textBuffer = new Document(str);
    List<TypeParameter> typeParams = shouldGenerateMethodTypeParameterTags(cu.getJavaProject()) ? decl.typeParameters() : Collections.emptyList();
    String[] typeParamNames = new String[typeParams.size()];
    for (int i = 0; i < typeParamNames.length; i++) {
        TypeParameter elem = typeParams.get(i);
        typeParamNames[i] = elem.getName().getIdentifier();
    }
    List<SingleVariableDeclaration> params = decl.parameters();
    String[] paramNames = new String[params.size()];
    for (int i = 0; i < paramNames.length; i++) {
        SingleVariableDeclaration elem = params.get(i);
        paramNames[i] = elem.getName().getIdentifier();
    }
    String[] exceptionNames = getExceptionNames(decl);
    String returnType = null;
    if (!decl.isConstructor()) {
        returnType = ASTNodes.asString(getReturnType(decl));
    }
    int[] tagOffsets = position.getOffsets();
    for (int i = tagOffsets.length - 1; i >= 0; i--) {
        // from last to first
        try {
            insertTag(textBuffer, tagOffsets[i], position.getLength(), paramNames, exceptionNames, returnType, typeParamNames, isDeprecated, lineDelimiter);
        } catch (BadLocationException e) {
            throw new CoreException(JavaUIStatus.createError(IStatus.ERROR, e));
        }
    }
    return textBuffer.get();
}

Example 2 with TypeParameter

use of org.eclipse.jdt.core.dom.TypeParameter in project che by eclipse.

the class AddTypeParameterProposal method getRewrite.

@Override
protected ASTRewrite getRewrite() throws CoreException {
    ASTNode boundNode = fAstRoot.findDeclaringNode(fBinding);
    ASTNode declNode = null;
    if (boundNode != null) {
        // is same CU
        declNode = boundNode;
        createImportRewrite(fAstRoot);
    } else {
        CompilationUnit newRoot = ASTResolving.createQuickFixAST(getCompilationUnit(), null);
        declNode = newRoot.findDeclaringNode(fBinding.getKey());
        createImportRewrite(newRoot);
    }
    AST ast = declNode.getAST();
    TypeParameter newTypeParam = ast.newTypeParameter();
    newTypeParam.setName(ast.newSimpleName(fTypeParamName));
    if (fBounds != null && fBounds.length > 0) {
        List<Type> typeBounds = newTypeParam.typeBounds();
        ImportRewriteContext importRewriteContext = new ContextSensitiveImportRewriteContext(declNode, getImportRewrite());
        for (int i = 0; i < fBounds.length; i++) {
            Type newBound = getImportRewrite().addImport(fBounds[i], ast, importRewriteContext);
            typeBounds.add(newBound);
        }
    }
    ASTRewrite rewrite = ASTRewrite.create(ast);
    ListRewrite listRewrite;
    Javadoc javadoc;
    List<TypeParameter> otherTypeParams;
    if (declNode instanceof TypeDeclaration) {
        TypeDeclaration declaration = (TypeDeclaration) declNode;
        listRewrite = rewrite.getListRewrite(declaration, TypeDeclaration.TYPE_PARAMETERS_PROPERTY);
        otherTypeParams = declaration.typeParameters();
        javadoc = declaration.getJavadoc();
    } else {
        MethodDeclaration declaration = (MethodDeclaration) declNode;
        listRewrite = rewrite.getListRewrite(declNode, MethodDeclaration.TYPE_PARAMETERS_PROPERTY);
        otherTypeParams = declaration.typeParameters();
        javadoc = declaration.getJavadoc();
    }
    listRewrite.insertLast(newTypeParam, null);
    if (javadoc != null && otherTypeParams != null) {
        ListRewrite tagsRewriter = rewrite.getListRewrite(javadoc, Javadoc.TAGS_PROPERTY);
        Set<String> previousNames = JavadocTagsSubProcessor.getPreviousTypeParamNames(otherTypeParams, null);
        String name = '<' + fTypeParamName + '>';
        TagElement newTag = ast.newTagElement();
        newTag.setTagName(TagElement.TAG_PARAM);
        TextElement text = ast.newTextElement();
        text.setText(name);
        newTag.fragments().add(text);
        JavadocTagsSubProcessor.insertTag(tagsRewriter, newTag, previousNames);
    }
    return rewrite;
}

Example 3 with TypeParameter

use of org.eclipse.jdt.core.dom.TypeParameter in project che by eclipse.

the class IntroduceIndirectionRefactoring method addTypeParameters.

private void addTypeParameters(CompilationUnitRewrite imRewrite, List<TypeParameter> list, ITypeBinding parent) {
    ITypeBinding enclosing = parent.getDeclaringClass();
    if (enclosing != null)
        addTypeParameters(imRewrite, list, enclosing);
    ITypeBinding[] typeParameters = parent.getTypeParameters();
    for (int i = 0; i < typeParameters.length; i++) {
        TypeParameter ntp = imRewrite.getAST().newTypeParameter();
        ntp.setName(imRewrite.getAST().newSimpleName(typeParameters[i].getName()));
        ITypeBinding[] bounds = typeParameters[i].getTypeBounds();
        for (int j = 0; j < bounds.length; j++) if (//$NON-NLS-1$
        !"java.lang.Object".equals(bounds[j].getQualifiedName()))
            ntp.typeBounds().add(imRewrite.getImportRewrite().addImport(bounds[j], imRewrite.getAST()));
        list.add(ntp);
    }
}

Example 4 with TypeParameter

use of org.eclipse.jdt.core.dom.TypeParameter in project che by eclipse.

the class IntroduceIndirectionRefactoring method copyTypeParameters.

private void copyTypeParameters(MethodDeclaration intermediary, CompilationUnitRewrite rew) {
    ITypeBinding[] typeParameters = fTargetMethodBinding.getTypeParameters();
    for (int i = 0; i < typeParameters.length; i++) {
        ITypeBinding current = typeParameters[i];
        TypeParameter parameter = rew.getAST().newTypeParameter();
        parameter.setName(rew.getAST().newSimpleName(current.getName()));
        ITypeBinding[] bounds = current.getTypeBounds();
        for (int j = 0; j < bounds.length; j++) if (//$NON-NLS-1$
        !"java.lang.Object".equals(bounds[j].getQualifiedName()))
            parameter.typeBounds().add(rew.getImportRewrite().addImport(bounds[j], rew.getAST()));
        intermediary.typeParameters().add(parameter);
    }
}

Example 5 with TypeParameter

use of org.eclipse.jdt.core.dom.TypeParameter in project che by eclipse.

the class ConvertAnonymousToNestedRefactoring method createNewNestedClass.

private AbstractTypeDeclaration createNewNestedClass(CompilationUnitRewrite rewrite, ITypeBinding[] typeParameters) throws CoreException {
    final AST ast = fAnonymousInnerClassNode.getAST();
    final TypeDeclaration newDeclaration = ast.newTypeDeclaration();
    newDeclaration.setInterface(false);
    newDeclaration.setJavadoc(null);
    newDeclaration.modifiers().addAll(ASTNodeFactory.newModifiers(ast, createModifiersForNestedClass()));
    newDeclaration.setName(ast.newSimpleName(fClassName));
    TypeParameter parameter = null;
    for (int index = 0; index < typeParameters.length; index++) {
        parameter = ast.newTypeParameter();
        parameter.setName(ast.newSimpleName(typeParameters[index].getName()));
        newDeclaration.typeParameters().add(parameter);
    }
    setSuperType(newDeclaration);
    IJavaProject project = fCu.getJavaProject();
    IVariableBinding[] bindings = getUsedLocalVariables();
    ArrayList<String> fieldNames = new ArrayList<String>();
    for (int i = 0; i < bindings.length; i++) {
        String name = StubUtility.getBaseName(bindings[i], project);
        String[] fieldNameProposals = StubUtility.getVariableNameSuggestions(NamingConventions.VK_INSTANCE_FIELD, project, name, 0, fieldNames, true);
        fieldNames.add(fieldNameProposals[0]);
        if (fLinkedProposalModel != null) {
            LinkedProposalPositionGroup positionGroup = fLinkedProposalModel.getPositionGroup(KEY_FIELD_NAME_EXT + i, true);
            for (int k = 0; k < fieldNameProposals.length; k++) {
                positionGroup.addProposal(fieldNameProposals[k], null, fieldNameProposals.length - k);
            }
        }
    }
    String[] allFieldNames = fieldNames.toArray(new String[fieldNames.size()]);
    List<BodyDeclaration> newBodyDeclarations = newDeclaration.bodyDeclarations();
    createFieldsForAccessedLocals(rewrite, bindings, allFieldNames, newBodyDeclarations);
    MethodDeclaration newConstructorDecl = createNewConstructor(rewrite, bindings, allFieldNames);
    if (newConstructorDecl != null) {
        newBodyDeclarations.add(newConstructorDecl);
    }
    updateAndMoveBodyDeclarations(rewrite, bindings, allFieldNames, newBodyDeclarations, newConstructorDecl);
    if (doAddComments()) {
        String[] parameterNames = new String[typeParameters.length];
        for (int index = 0; index < parameterNames.length; index++) {
            parameterNames[index] = typeParameters[index].getName();
        }
        String string = CodeGeneration.getTypeComment(rewrite.getCu(), fClassName, parameterNames, StubUtility.getLineDelimiterUsed(fCu));
        if (string != null) {
            Javadoc javadoc = (Javadoc) rewrite.getASTRewrite().createStringPlaceholder(string, ASTNode.JAVADOC);
            newDeclaration.setJavadoc(javadoc);
        }
    }
    if (fLinkedProposalModel != null) {
        addLinkedPosition(KEY_TYPE_NAME, newDeclaration.getName(), rewrite.getASTRewrite(), false);
        ModifierCorrectionSubProcessor.installLinkedVisibilityProposals(fLinkedProposalModel, rewrite.getASTRewrite(), newDeclaration.modifiers(), false);
    }
    return newDeclaration;
}