更改来自apache camel的http响应和正文响应

import org.apache.camel.Exchange;
import org.apache.camel.Processor;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.main.Main;

public class HttpResponseModificationExample extends RouteBuilder {

    public static void main(String[] args) throws Exception {
        Main main = new Main();
        main.addRouteBuilder(new HttpResponseModificationExample());
        main.run();
    }

    @Override
    public void configure() throws Exception {
        from("jetty:http://localhost:8080/myapp")
                .process(new Processor() {
                    public void process(Exchange exchange) throws Exception {
                        // 获取原始的HTTP响应
                        org.apache.camel.component.http.HttpMessage httpMessage = (org.apache.camel.component.http.HttpMessage) exchange.getIn();
                        org.apache.camel.component.http.HttpResponse httpResponse = httpMessage.getResponse();

                        // 修改HTTP响应的状态码
                        httpResponse.setStatusCode(200);

                        // 修改HTTP响应的头部信息
                        httpResponse.setHeader("Content-Type", "application/json");

                        // 修改HTTP响应的正文内容
                        String responseBody = "{\"message\": \"Hello, World!\"}";
                        httpResponse.setBody(responseBody);
                    }
                });
    }
}