TomEE:将请求转发到不同的war

import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

public class ForwardFilter implements Filter {
    @Override
    public void init(FilterConfig filterConfig) throws ServletException {
        // 初始化代码
    }

    @Override
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
            throws IOException, ServletException {
        HttpServletRequest httpRequest = (HttpServletRequest) request;
        HttpServletResponse httpResponse = (HttpServletResponse) response;

        // 根据请求路径转发到不同的WAR文件
        if (httpRequest.getRequestURI().startsWith("/app1")) {
            httpResponse.sendRedirect("http://localhost:8080/app1");
        } else if (httpRequest.getRequestURI().startsWith("/app2")) {
            httpResponse.sendRedirect("http://localhost:8080/app2");
        } else {
            chain.doFilter(request, response);
        }
    }

    @Override
    public void destroy() {
        // 销毁代码
    }
}

<filter>
    <filter-name>ForwardFilter</filter-name>
    <filter-class>com.example.ForwardFilter</filter-class>
</filter>
<filter-mapping>
    <filter-name>ForwardFilter</filter-name>
    <url-pattern>/*</url-pattern>
</filter-mapping>

import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.core.Response;

@Path("/redirect")
public class RedirectResource {

    @GET
    @Path("/app1")
    public Response redirectToApp1() {
        return Response.status(Response.Status.MOVED_PERMANENTLY)
                .header("Location", "http://localhost:8080/app1")
                .build();
    }

    @GET
    @Path("/app2")
    public Response redirectToApp2() {
        return Response.status(Response.Status.MOVED_PERMANENTly)
                .header("Location", "http://localhost:8080/app2")
                .build();
    }
}