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package io.hmit.common.utils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.http.HttpHeaders;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import javax.servlet.http.HttpServletRequest;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Map;
/**
* Http
*
* @author zsh 408538940@qq.com
*/
public class HttpContextUtils {
public static HttpServletRequest getHttpServletRequest() {
RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
if (requestAttributes == null) {
return null;
}
return ((ServletRequestAttributes) requestAttributes).getRequest();
}
public static Map<String, String> getParameterMap(HttpServletRequest request) {
Enumeration<String> parameters = request.getParameterNames();
Map<String, String> params = new HashMap<>();
while (parameters.hasMoreElements()) {
String parameter = parameters.nextElement();
String value = request.getParameter(parameter);
if (StringUtils.isNotBlank(value)) {
params.put(parameter, value);
}
}
return params;
}
public static String getDomain() {
HttpServletRequest request = getHttpServletRequest();
StringBuffer url = request.getRequestURL();
return url.delete(url.length() - request.getRequestURI().length(), url.length()).toString();
}
public static String getOrigin() {
HttpServletRequest request = getHttpServletRequest();
return request.getHeader(HttpHeaders.ORIGIN);
}
public static String getLanguage() {
//默认语言
String defaultLanguage = "zh-CN";
//request
HttpServletRequest request = getHttpServletRequest();
if (request == null) {
return defaultLanguage;
}
//请求语言
defaultLanguage = request.getHeader(HttpHeaders.ACCEPT_LANGUAGE);
return defaultLanguage;
}
}