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MyResource
@Path("myresource")
public class MyResource {
/**
* Method handling HTTP GET requests. The returned object will be sent
* to the client as "text/plain" media type.
*
* @return String that will be returned as a text/plain response.
*/
@GET
@Produces(MediaType.TEXT_PLAIN)
public String getIt() {
return "Got it!";
}
}
index.jsp
<html>
<body>
<h2>Jersey RESTful Web Application!</h2>
<p><a href="webapi/myresource">Jersey resource</a>
<p>Visit <a href="http://jersey.java.net">Project Jersey website</a>
for more information on Jersey!
</body>
</html>
web.xml
<?xml version="1.0" encoding="UTF-8"?>
<!-- This web.xml file is not required when using Servlet 3.0 container,
see implementation details http://jersey.java.net/nonav/documentation/latest/jax-rs.html -->
<web-app version="2.5" 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_2_5.xsd">
<servlet>
<servlet-name>Jersey Web Application</servlet-name>
<servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>
<init-param>
<param-name>jersey.config.server.provider.packages</param-name>
<param-value>dev.webapp</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>Jersey Web Application</servlet-name>
<url-pattern>/webapi/*</url-pattern>
</servlet-mapping>
</web-app>
pom.xml
http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>dev</groupId>
<artifactId>webapp</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>webapp</name>
<build>
<finalName>webapp</finalName>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.5.1</version>
<inherited>true</inherited>
<configuration>
<source>1.7</source>
<target>1.7</target>
</configuration>
</plugin>
</plugins>
</build>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.glassfish.jersey</groupId>
<artifactId>jersey-bom</artifactId>
<version>${jersey.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>org.glassfish.jersey.containers</groupId>
<artifactId>jersey-container-servlet-core</artifactId>
<!-- use the following artifactId if you don't need servlet 2.x compatibility -->
<!-- artifactId>jersey-container-servlet</artifactId -->
</dependency>
<!-- uncomment this to get JSON support
<dependency>
<groupId>org.glassfish.jersey.media</groupId>
<artifactId>jersey-media-moxy</artifactId>
</dependency>
-->
</dependencies>
<properties>
<jersey.version>2.26-b04</jersey.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
error
HTTP Status 500 - Servlet.init() for servlet Jersey Web Application threw exception
type Exception report
message Servlet.init() for servlet Jersey Web Application threw exception
description The server encountered an internal error that prevented it from fulfilling this request.
exception javax.servlet.ServletException: Servlet.init() for servlet Jersey Web Application threw exception org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79) org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:620) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:502) org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1132) org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:684) org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1533) org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1489) java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) java.lang.Thread.run(Unknown Source)
root cause java.lang.IllegalStateException: InjectionManagerFactory not found. org.glassfish.jersey.internal.inject.Injections.lookupInjectionManagerFactory(Injections.java:97) org.glassfish.jersey.internal.inject.Injections.createInjectionManager(Injections.java:89) org.glassfish.jersey.server.ApplicationHandler.(ApplicationHandler.java:282) org.glassfish.jersey.servlet.WebComponent.(WebComponent.java:335) org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:178) org.glassfish.jersey.servlet.ServletContainer.init(ServletContainer.java:370) javax.servlet.GenericServlet.init(GenericServlet.java:158) org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79) org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:620) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:502) org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1132) org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:684) org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1533) org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1489) java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) java.lang.Thread.run(Unknown Source)
note The full stack trace of the root cause is available in the Apache Tomcat/8.0.43 logs.
Apache Tomcat/8.0.43
554
Add follow dependency:
<dependency>
<groupId>org.glassfish.jersey.inject</groupId>
<artifactId>jersey-hk2</artifactId>
</dependency>
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