Example usage for org.springframework.web.context.request NativeWebRequest getHeaderNames

Introduction

In this page you can find the example usage for org.springframework.web.context.request NativeWebRequest getHeaderNames.

Prototype

Iterator<String> getHeaderNames();

Source Link

Document

Return a Iterator over request header names.

Usage

From source file:org.springframework.data.document.web.bind.annotation.support.HandlerMethodInvoker.java

private Map resolveRequestHeaderMap(Class<? extends Map> mapType, NativeWebRequest webRequest) {
    if (MultiValueMap.class.isAssignableFrom(mapType)) {
        MultiValueMap<String, String> result;
        if (HttpHeaders.class.isAssignableFrom(mapType)) {
            result = new HttpHeaders();
        } else {/*from  w  ww  .j av  a2 s .c o m*/
            result = new LinkedMultiValueMap<String, String>();
        }
        for (Iterator<String> iterator = webRequest.getHeaderNames(); iterator.hasNext();) {
            String headerName = iterator.next();
            for (String headerValue : webRequest.getHeaderValues(headerName)) {
                result.add(headerName, headerValue);
            }
        }
        return result;
    } else {
        Map<String, String> result = new LinkedHashMap<String, String>();
        for (Iterator<String> iterator = webRequest.getHeaderNames(); iterator.hasNext();) {
            String headerName = iterator.next();
            String headerValue = webRequest.getHeader(headerName);
            result.put(headerName, headerValue);
        }
        return result;
    }
}

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From source file:org.springframework.web.bind.annotation.support.HandlerMethodInvoker.java

private Map<String, ?> resolveRequestHeaderMap(Class<? extends Map<?, ?>> mapType,
        NativeWebRequest webRequest) {
    if (MultiValueMap.class.isAssignableFrom(mapType)) {
        MultiValueMap<String, String> result;
        if (HttpHeaders.class.isAssignableFrom(mapType)) {
            result = new HttpHeaders();
        } else {//from   w w w . java  2s .com
            result = new LinkedMultiValueMap<String, String>();
        }
        for (Iterator<String> iterator = webRequest.getHeaderNames(); iterator.hasNext();) {
            String headerName = iterator.next();
            for (String headerValue : webRequest.getHeaderValues(headerName)) {
                result.add(headerName, headerValue);
            }
        }
        return result;
    } else {
        Map<String, String> result = new LinkedHashMap<String, String>();
        for (Iterator<String> iterator = webRequest.getHeaderNames(); iterator.hasNext();) {
            String headerName = iterator.next();
            String headerValue = webRequest.getHeader(headerName);
            result.put(headerName, headerValue);
        }
        return result;
    }
}

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