安全模块

fengxiang

2018-02-01 cd16757f2cd963749850d6f8897381a8b7a849ef

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package com.moral.security.auth.login;
 
import com.fasterxml.jackson.databind.ObjectMapper;
import com.moral.security.common.ErrorCode;
import com.moral.security.common.ErrorResponse;
import com.moral.security.exceptions.AuthMethodNotSupportedException;
import com.moral.security.exceptions.JwtExpiredTokenException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;
import org.springframework.stereotype.Component;
 
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
 
/**
 * 
 * @author vladimir.stankovic
 *
 * Aug 3, 2016
 */
@Component
public class LoginAwareAuthenticationFailureHandler implements AuthenticationFailureHandler {
    private final ObjectMapper mapper;
    
    @Autowired
    public LoginAwareAuthenticationFailureHandler(ObjectMapper mapper) {
        this.mapper = mapper;
    }    
    
    @Override
    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response,
                                        AuthenticationException e) throws IOException, ServletException {
        
        response.setStatus(HttpStatus.UNAUTHORIZED.value());
        response.setContentType(MediaType.APPLICATION_JSON_VALUE);
        
        if (e instanceof BadCredentialsException) {
            mapper.writeValue(response.getWriter(), ErrorResponse.of("Invalid username or password", ErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
        } else if (e instanceof JwtExpiredTokenException) {
            mapper.writeValue(response.getWriter(), ErrorResponse.of("Token has expired", ErrorCode.JWT_TOKEN_EXPIRED, HttpStatus.UNAUTHORIZED));
        } else if (e instanceof AuthMethodNotSupportedException) {
            mapper.writeValue(response.getWriter(), ErrorResponse.of(e.getMessage(), ErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
        }
 
        mapper.writeValue(response.getWriter(), ErrorResponse.of("Authentication failed", ErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
    }
}