Example usage for org.springframework.util StringUtils arrayToDelimitedString

Introduction

In this page you can find the example usage for org.springframework.util StringUtils arrayToDelimitedString.

Prototype

public static String arrayToDelimitedString(@Nullable Object[] arr, String delim)

Source Link

Document

Convert a String array into a delimited String (e.g.

Usage

From source file:org.springframework.web.socket.sockjs.AbstractSockJsService.java

protected void addCorsHeaders(ServerHttpRequest request, ServerHttpResponse response,
        HttpMethod... httpMethods) {/*from   www .  java  2 s . c  om*/

    String origin = request.getHeaders().getFirst("origin");
    origin = ((origin == null) || origin.equals("null")) ? "*" : origin;

    response.getHeaders().add("Access-Control-Allow-Origin", origin);
    response.getHeaders().add("Access-Control-Allow-Credentials", "true");

    List<String> accessControllerHeaders = request.getHeaders().get("Access-Control-Request-Headers");
    if (accessControllerHeaders != null) {
        for (String header : accessControllerHeaders) {
            response.getHeaders().add("Access-Control-Allow-Headers", header);
        }
    }

    if (!ObjectUtils.isEmpty(httpMethods)) {
        response.getHeaders().add("Access-Control-Allow-Methods",
                StringUtils.arrayToDelimitedString(httpMethods, ", "));
        response.getHeaders().add("Access-Control-Max-Age", String.valueOf(ONE_YEAR));
    }
}