javax.ws.rs.NotFoundException:无法找到完整路径错误发现的资源

时间:2015-02-16 06:40:03

标签: java web-services rest maven jax-rs

我在这里几次发现同样的问题,但我找不到答案。

当我运行我的应用程序时,我收到以下错误

javax.ws.rs.NotFoundException: Could not find resource for full path: http://localhost:8080/RemoteQuartzScheduler/rest/TestClass/hello
    at org.jboss.resteasy.core.registry.ClassNode.match(ClassNode.java:73)
    at org.jboss.resteasy.core.registry.RootClassNode.match(RootClassNode.java:48)
    at org.jboss.resteasy.core.ResourceMethodRegistry.getResourceInvoker(ResourceMethodRegistry.java:444)
    at org.jboss.resteasy.core.SynchronousDispatcher.getInvoker(SynchronousDispatcher.java:234)
    at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:171)
    at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:220)
    at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:56)
    at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:51)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
    at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
    at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023)
    at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
    at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
    at java.lang.Thread.run(Thread.java:722)

这是项目的pom文件(我只添加了主要部分)

<repositories>
    <repository>
        <id>JBoss repository</id>
        <url>https://repository.jboss.org/nexus/content/groups/public-jboss/</url>
    </repository>
</repositories>
<dependencies>
    <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>3.8.1</version>
        <scope>test</scope>
    </dependency>
    <dependency>
        <groupId>org.jboss.resteasy</groupId>
        <artifactId>resteasy-jaxrs</artifactId>
        <version>3.0.9.Final</version>
    </dependency>
    <dependency>
        <groupId>org.jboss.resteasy</groupId>
        <artifactId>resteasy-servlet-initializer</artifactId>
        <version>3.0.9.Final</version>
    </dependency>
</dependencies>

这是我的 web.xml 文件

<web-app version="3.0" xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">


<display-name>RemoteQuartzScheduler</display-name>

<servlet-mapping>
    <servlet-name>resteasy-servlet</servlet-name>
    <url-pattern>/rest/*</url-pattern>
</servlet-mapping>


<!-- this should be the same URL pattern as the servlet-mapping property -->
<context-param>
    <param-name>resteasy.servlet.mapping.prefix</param-name>
    <param-value>/rest</param-value>
</context-param>

<listener>
    <listener-class>
        org.jboss.resteasy.plugins.server.servlet.ResteasyBootstrap
        </listener-class>
</listener>

<servlet>
    <servlet-name>resteasy-servlet</servlet-name>
    <servlet-class>
        org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher
    </servlet-class>
</servlet>

这是我的 Test.java

@Path("/TestClass")
public class Test implements Serializable{

  private static final long serialVersionUID = -262701666015379272L;

  @GET
  @Path("/hello")
  public Response heloMessage() {

    String result = "Hello Word!!!!!!!!!";

    return Response.status(200).entity(result).build();
  }   
}

请告诉我,我哪里做错了?提前致谢

1 个答案:

答案 0 :(得分:2)

我没有机会测试你的版本(使用web.xml),说实话,当我使用Resteasy时,我对xml的工作量不大,所以我不会试着用web.xml解释什么是错的(如果有的话)。

但是当使用javax.xs.rs.core.Application子类时,我们可以定义@ApplicationPath("/path")注释。这为我们的JAX-RS应用程序定义了一个servlet,其url映射为/path/*。这在JAX-RS规范中指定。

您可以在2.3.2 Configuration - Servlet部分中详细了解此部署选项以及其他选项。这是1.1规范(您使用的是2.0),但部署选项类似。我只是找不到2.0的HTML链接。您可以从here下载pdf。

您还可以阅读有关Resteasy here in the documentation的部署的更多信息。

但基本上,此部署选项的作用是扫描应用程序的@Path@Provider等注释。原因是JAX-RS将首先分别在重写getClasses()getSingletons()中查找类和对象。如果然后返回空集,则告诉JAX-RS进行扫描(根据规范)。

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