tp.ms.base.rest.resource.HttpHelper Maven / Gradle / Ivy

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package tp.ms.base.rest.resource;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.Charset;

import javax.servlet.ServletRequest;
import javax.servlet.http.HttpServletRequest;

public class HttpHelper {

	/**
	 * 获取请求Body
	 * @param request 解析的请求
	 * @return 返回请求体转换后的字符串
	 */
    public static String getBodyString(ServletRequest request) {
        StringBuilder sb = new StringBuilder();
        InputStream inputStream = null;
        BufferedReader reader = null;
        try {
            inputStream = request.getInputStream();
            reader = new BufferedReader(new InputStreamReader(inputStream, Charset.forName("UTF-8")));
            String line = "";
            while ((line = reader.readLine()) != null) {
                sb.append(line);
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (inputStream != null) {
                try {
                    inputStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return sb.toString();
    }

	public static boolean isAskForPicture(HttpServletRequest request) {
		String contextType = request.getHeader("accept");
		if(contextType != null && contextType.startsWith("image")) {
			return true;
		}
		return false;
	}

}