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[英]File not found exception :access is denied running on apache tomcat 7.0
[英]jersey 2.7 issue while running it on apache tomcat 7.0
我正在使用apache tomcat 7.0和eclipse創建一個jersey應用程序。 我在eclipse中創建了一個動態Web項目,並將資源文件定義為: -
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
// Plain old Java Object it does not extend as class or implements
// an interface
// The class registers its methods for the HTTP GET request using the @GET annotation.
// Using the @Produces annotation, it defines that it can deliver several MIME types,
// text, XML and HTML.
// The browser requests per default the HTML MIME type.
//Sets the path to base URL + /hello
@Path("/hello")
public class Hello {
// This method is called if TEXT_PLAIN is request
@GET
@Produces(MediaType.TEXT_PLAIN)
public String sayPlainTextHello() {
return "Hello Jersey";
}
// This method is called if XML is request
@GET
@Produces(MediaType.TEXT_XML)
public String sayXMLHello() {
return "<?xml version=\"1.0\"?>" + "<hello> Hello Jersey" + "</hello>";
}
// This method is called if HTML is request
@GET
@Produces(MediaType.TEXT_HTML)
public String sayHtmlHello() {
return "<html> " + "<title>" + "Hello Jersey" + "</title>"
+ "<body><h1>" + "Hello Jersey" + "</body></h1>" + "</html> ";
}
}
web.xml文件也創建如下 -
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
<display-name>de.vogella.jersey.first</display-name>
<servlet>
<servlet-name>Jersey REST Service</servlet-name>
<servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>
<init-param>
<param-name>jersey.config.server.provider.packages</param-name>
<param-value>de.vogella.jersey.first</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>Jersey REST Service</servlet-name>
<url-pattern>/rest/*</url-pattern>
</servlet-mapping>
</web-app>
以下jar文件已添加到web-inf中的lib文件夾中,並且在部署war文件后也會在web-apps中的目錄結構中出現。
顯示以下錯誤后立即啟動tomcat和war文件時出現的問題:
org.apache.catalina.LifecycleException:無法在org.apache.catalina.util.LifecycleBase.start(LifecycleBase。)中啟動組件[StandardEngine [Catalina] .StandardHost [localhost] .StandardContext [/de.vogella.jersey.first]]。 java:154)org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)atg.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)org.apache.catalina.core .standardHost.addChild(StandardHost.java:634)org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1074)org.apache.catalina.startup.HostConfig $ DeployWar.run(HostConfig.java:1858) )java.util.concurrent.FutureTask.run上的java.util.concurrent.Executors $ RunnableAdapter.call(Executors.java:471)java.util.concurrent.FutureTask $ Sync.innerRun(FutureTask.java:334) FutureTask.java:166)java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)at java.util.concurrent.ThreadPoolExecutor $ Worker.run(ThreadPoolExecutor.java:615)at java.lang.Th read.run(Thread.java:724)引起:java.lang.NoClassDefFoundError:org.glassfish.jersey.internal.ServiceFinder中的jersey / repackaged / com / google / common / base / Function。(ServiceFinder.java:165) org.glassfish.jersey.servlet.internal.ServletContainerProviderFactory.getAllServletContainerProviders(ServletContainerProviderFactory.java:66)位於org.apache.catalina.core的org.glassfish.jersey.servlet.init.JerseyServletContainerInitializer.onStartup(JerseyServletContainerInitializer.java:132) .standardContext.startInternal(StandardContext.java:5444)at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)... 11更多引起:java.lang.ClassNotFoundException:jersey.repackaged.com。 org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1702)的google.common.base.Function位於org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1547)... 16更多
我在lib文件夾中添加了以下jar:
**/de.vogella.jersey.first/WebContent/WEB-INF/lib/guava-16.0.1.jar
/de.vogella.jersey.first/WebContent/WEB-INF/lib/jersey-client.jar
/de.vogella.jersey.first/WebContent/WEB-INF/lib/jersey-common.jar
/de.vogella.jersey.first/WebContent/WEB-INF/lib/jersey-container-servlet-core.jar
/de.vogella.jersey.first/WebContent/WEB-INF/lib/jersey-container-servlet.jar
/de.vogella.jersey.first/WebContent/WEB-INF/lib/jersey-server.jar**
但是這個錯誤仍然存在,請告訴我哪里出錯了。
終於解決了。 請檢查下面的jar文件。 使用這么多jar文件來實現REST服務真是令人厭惡。 可能是重新安排或輕松休息比運動衫更好。
hk2-api-2.2.0.jar
hk2-locator-2.2.0.jar
hk2-utils-2.2.0.jar
javassist-3.18.1-GA.jar
javax.annotation-api-1.2.jar
javax.inject-2.2.0.jar
javax.ws.rs-api-2.0.jar
jersey-client.jar
jersey-common.jar
jersey-container-servlet.jar
jersey-container-servlet-core.jar
jersey-guava-2.8.jar
jersey-server.jar,
validation-api-1.1.0.Final.jar
希望有人可能會覺得這很有用。 以上是使用球衣版2.8的已知
我相信你遺失了谷歌番石榴依賴罐。 嘗試下載並將它們添加到類路徑中。
是否能夠為Jersey 2.8提供基本的REST網絡服務。如果有更好的方法可以讓我知道。
pom.xml中:
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.glassfish.jersey.containers</groupId>
<artifactId>jersey-container-servlet-core</artifactId>
<version>2.8</version>
</dependency>
<dependency>
<groupId>org.glassfish.jersey.containers</groupId>
<artifactId>jersey-container-servlet</artifactId>
<version>2.8</version>
</dependency>
</dependencies>
web.xml中:
<servlet>
<servlet-name>jersey-servlet</servlet-name>
<servlet-class>
org.glassfish.jersey.servlet.ServletContainer
</servlet-class>
<init-param>
<param-name>jersey.config.servlet.provider.webapp</param-name>
<param-value>true</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>jersey-servlet</servlet-name>
<url-pattern>/rest/*</url-pattern>
</servlet-mapping>
Greeting.java:
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
@Path("greeting")
public class Greeting {
@GET
@Produces(MediaType.TEXT_PLAIN)
public String greeting(){
return "Welcome!!";
}
}
您需要將以下jar文件添加到web-inf / lib文件夾,還需要配置構建路徑 - 右鍵單擊您的項目 - 構建路徑 - 配置構建路徑 - 庫 - 添加外部jar(全部添加)下面的jar文件)。 並重啟服務器
jersey-guava-2.x.jar是您在運行時設置中可能缺少的jar - 您可能希望打包從Jersey JAX-RS 2.0 RI包中的jaxrs-ri / ext下找到的所有擴展jar - 請參閱https ://jersey.java.net/download.html
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