redirect by handler mapping

ApiHandlerMapping.java

package com.scienjus;

import org.springframework.web.method.HandlerMethod;
import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;

import javax.servlet.http.HttpServletRequest;

/**
 * @author ScienJus
 * @date 16/6/5.
 */
public class ApiHandlerMapping extends RequestMappingHandlerMapping {

    private static final String API_PREFIX = "/api/";
    
    @Override
    protected HandlerMethod lookupHandlerMethod(String lookupPath, HttpServletRequest request) throws Exception {
        if (lookupPath.startsWith(API_PREFIX)) {
            lookupPath = lookupPath.substring(API_PREFIX.length() - 1);
        }
        return super.lookupHandlerMethod(lookupPath, request);
    }
}