Spring Security custom AuthenticationFailureHandler

AuthenticationFailureHandlerImpl.java

package package.name;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.DefaultRedirectStrategy;
import org.springframework.security.web.RedirectStrategy;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;

public class AuthenticationFailureHandlerImpl implements AuthenticationFailureHandler {
	
	@Value("${badCredentialsUrl}")
	private String badCredentialsUrl;
	
	private RedirectStrategy redirectStrategy = new DefaultRedirectStrategy();
	
	@Override
	public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response, AuthenticationException exception) throws IOException, ServletException {
		redirectStrategy.sendRedirect(request, response, badCredentialsUrl);
	}

}