<#macro content operation> @Override <#if operation.deprecated> @Deprecated public ${operation.asyncFutureType} ${operation.methodName}Async( ${operation.input.variableType} request) { return ${operation.methodName}Async(request, null); } @Override <#if operation.deprecated> @Deprecated public ${operation.asyncFutureType} ${operation.methodName}Async( ${operation.input.variableType} request, ${operation.asyncHandlerType} asyncHandler) { throw new java.lang.UnsupportedOperationException(); }