Java AST.newSingleVariableDeclaration方法代码示例

import org.eclipse.jdt.core.dom.AST; //导入方法依赖的package包/类
@SuppressWarnings("unchecked")
public MethodDeclaration createPrivateConstructorDefinition(AST ast, TypeDeclaration originalType, TypeDeclaration builderType,
        List<BuilderField> builderFields) {

    MethodDeclaration method = ast.newMethodDeclaration();
    method.setConstructor(true);
    method.setName(ast.newSimpleName(originalType.getName().toString()));
    if (preferencesManager.getPreferenceValue(ADD_GENERATED_ANNOTATION)) {
        generatedAnnotationPopulator.addGeneratedAnnotation(ast, method);
    }
    method.modifiers().add(ast.newModifier(ModifierKeyword.PRIVATE_KEYWORD));

    SingleVariableDeclaration methodParameterDeclaration = ast.newSingleVariableDeclaration();
    methodParameterDeclaration.setType(ast.newSimpleType(ast.newName(builderType.getName().toString())));
    methodParameterDeclaration.setName(ast.newSimpleName(camelCaseConverter.toLowerCamelCase(builderType.getName().toString())));

    method.parameters().add(methodParameterDeclaration);
    return method;
}
 

import org.eclipse.jdt.core.dom.AST; //导入方法依赖的package包/类
@Override
protected void addNewParameters(ASTRewrite rewrite, List<String> takenNames, List<SingleVariableDeclaration> params, ImportRewriteContext context) throws CoreException {
	AST ast= rewrite.getAST();

	List<Expression> arguments= fArguments;

	for (int i= 0; i < arguments.size(); i++) {
		Expression elem= arguments.get(i);
		SingleVariableDeclaration param= ast.newSingleVariableDeclaration();

		// argument type
		String argTypeKey= "arg_type_" + i; //$NON-NLS-1$
		Type type= evaluateParameterType(ast, elem, argTypeKey, context);
		param.setType(type);

		// argument name
		String argNameKey= "arg_name_" + i; //$NON-NLS-1$
		String name= evaluateParameterName(takenNames, elem, type, argNameKey);
		param.setName(ast.newSimpleName(name));

		params.add(param);
	}
}
 

import org.eclipse.jdt.core.dom.AST; //导入方法依赖的package包/类
public SingleVariableDeclaration createWithMethodParameter(AST ast, Type type, String fieldName) {
    SingleVariableDeclaration methodParameterDeclaration = ast.newSingleVariableDeclaration();
    methodParameterDeclaration.setType((Type) ASTNode.copySubtree(ast, type));
    methodParameterDeclaration.setName(ast.newSimpleName(fieldName));
    if (preferencesManager.getPreferenceValue(PluginPreferenceList.ADD_NONNULL_ON_PARAMETERS)) {
        markerAnnotationAttacher.attachNonNull(ast, methodParameterDeclaration);
    }
    return methodParameterDeclaration;
}
 

import org.eclipse.jdt.core.dom.AST; //导入方法依赖的package包/类
private void addNewParameters(ASTRewrite rewrite, List<SingleVariableDeclaration> params, ImportRewriteContext context) throws CoreException {
	if (!isGetter) {
		AST ast = rewrite.getAST();

		SingleVariableDeclaration param = ast.newSingleVariableDeclaration();
		Type type = getImportRewrite().addImport(fVariableBinding.getType(), ast, context, TypeLocation.PARAMETER);
		param.setType(type);
		param.setName(ast.newSimpleName(getArgumentName()));
		params.add(param);
	}
}
 

import org.eclipse.jdt.core.dom.AST; //导入方法依赖的package包/类
private ASTRewrite doAddParam(CompilationUnit cu) {
	AST ast= cu.getAST();
	SimpleName node= fOriginalNode;

	BodyDeclaration decl= ASTResolving.findParentBodyDeclaration(node);
	if (decl instanceof MethodDeclaration) {
		MethodDeclaration methodDeclaration= (MethodDeclaration) decl;

		ASTRewrite rewrite= ASTRewrite.create(ast);

		ImportRewrite imports= createImportRewrite((CompilationUnit) decl.getRoot());
		ImportRewriteContext importRewriteContext= new ContextSensitiveImportRewriteContext(decl, imports);

		SingleVariableDeclaration newDecl= ast.newSingleVariableDeclaration();
		newDecl.setType(evaluateVariableType(ast, imports, importRewriteContext, methodDeclaration.resolveBinding(), TypeLocation.PARAMETER));
		newDecl.setName(ast.newSimpleName(node.getIdentifier()));

		ListRewrite listRewriter= rewrite.getListRewrite(decl, MethodDeclaration.PARAMETERS_PROPERTY);
		listRewriter.insertLast(newDecl, null);

		// add javadoc tag
		Javadoc javadoc= methodDeclaration.getJavadoc();
		if (javadoc != null) {
			HashSet<String> leadingNames= new HashSet<>();
			for (Iterator<SingleVariableDeclaration> iter= methodDeclaration.parameters().iterator(); iter.hasNext();) {
				SingleVariableDeclaration curr= iter.next();
				leadingNames.add(curr.getName().getIdentifier());
			}
			SimpleName newTagRef= ast.newSimpleName(node.getIdentifier());

			TagElement newTagElement= ast.newTagElement();
			newTagElement.setTagName(TagElement.TAG_PARAM);
			newTagElement.fragments().add(newTagRef);
			TextElement commentStart= ast.newTextElement();
			newTagElement.fragments().add(commentStart);

			ListRewrite tagsRewriter= rewrite.getListRewrite(javadoc, Javadoc.TAGS_PROPERTY);
			JavadocTagsSubProcessor.insertTag(tagsRewriter, newTagElement, leadingNames);
		}

		return rewrite;
	}
	return null;
}