cq5通过网址访问osgi servlet [英] cq5 accessing osgi servlet through Url

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问题描述

我正在尝试使用 http:// localhost:4502 / sling / test-services / planet.html

但是,它给出了404错误,不确定在这里我在做什么错。

But, it is giving 404 error, not sure what I am doing wrong here.

@Component
@Service(value=javax.servlet.Servlet.class)
@Properties({
    @Property(name="service.description", value="HTML renderer for Planet resources"),
    @Property(name="service.vendor", value="The Apache Software Foundation"),
    @Property(name="sling.servlet.resourceTypes", value="sling/test-services/planet"),
    @Property(name="sling.servlet.extensions", value="html"),
    @Property(name="sling.servlet.methods", value="GET")
})
@SuppressWarnings("serial")
public class PlanetResourceRenderingServlet extends SlingSafeMethodsServlet {

    @Override
    protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {
        response.setContentType("text/html");
        response.setCharacterEncoding("UTF-8");

        final ValueMap properties = request.getResource().adaptTo(ValueMap.class);

        // TODO should escape output - good enough for our tests 
        final PrintWriter pw = response.getWriter();
        pw.println(String.format("<html><head><title>Planet at %s</title></head><body>", request.getResource().getPath()));
        pw.println(String.format("<p>Name: %s</p>", properties.get("name")));
        pw.println(String.format("<p>Distance: %s</p>", properties.get("distance")));
        pw.println("</body></html>");
        pw.flush();
    }

}

是否可以,我可以访问没有扩展名 .html的servlet服务,如果我删除扩展名属性?

Is it possible, I could access the servlet service without ".html" extension, if I remove extension property?

我非常感谢您的帮助。

谢谢!

推荐答案

当您想通过URL访问servlet时,需要设置 sling.servlet.paths 而不是 sling.servlet.resourceTypes 在此处回答。

When you want to access a servlet through an URL you need to set the sling.servlet.paths instead of the sling.servlet.resourceTypes. A similar issue has been answered here.

如果设置 sling.servlet.resourceTypes 属性,则需要访问其资源sling:resourceType sling / test-services / planet

If you are setting the sling.servlet.resourceTypes property, then you need to access a resource whose sling:resourceType is sling/test-services/planet.

您的注释应是

@Component
@Service(value=javax.servlet.Servlet.class)
@Properties({
    @Property(name="service.description", value="HTML renderer for Planet resources"),
    @Property(name="service.vendor", value="The Apache Software Foundation"),
    @Property(name="sling.servlet.paths", value="/sling/test-services/planet"),
    @Property(name="sling.servlet.extensions", value="html"),
    @Property(name="sling.servlet.methods", value="GET")
})

或者可以使用 @Slin进一步简化gServlet 注释如下所示

Or this can be further simplified using the @SlingServlet annotation as shown below

@SlingServlet(paths="/sling/test-services/planet", methods="GET", extensions="html")

请确保您允许以下操作OSGi控制台中可用的 Apache Sling Servlet / Script Resolver和错误处理程序配置中允许使用路径。

Make sure that you allow the following path is allowed in Apache Sling Servlet/Script Resolver and Error Handler configuration available in OSGi console.

这篇关于cq5通过网址访问osgi servlet的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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