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Thread: Trying to call a rest service

  1. #1
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    Exclamation Trying to call a rest service

    at the url there is my problem

  2. #2
    Super Moderator Norm's Avatar
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    Default Re: Trying to call a rest service

    Can you give more details?
    If you don't understand my answer, don't ignore it, ask a question.

  3. #3
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    Default Trying to call a rest service

    I'm trying to invoke my rest, get service at URL http://localhost:8080/ProvaMaven/rest/getuser but I always get not found.

    Here is my web.xml

    <?xml version="1.0" encoding="UTF-8"?>
    <web-app xmlnssi="http://www.w3.org/2001/XMLSchema-instance" xmlns="https://jakarta.ee/xml/ns/jakartaee" xmlns:web="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="https://jakarta.ee/xml/ns/jakartaee https://jakarta.ee/xml/ns/jakartaee/web-app_5_0.xsd Java EE: XML Schemas for Java EE Deployment Descriptors http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="5.0">
    <display-name>ProvaMaven</display-name>
    <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
    </welcome-file-list>

    <servlet>
    <servlet-name>jersey-servlet</servlet-name>
    <servlet-class>org.glassfish.jersey.servlet.ServletContaine r</servlet-class>
    <init-param>
    <param-name>org.glassfish.jersey.config.property.packages </param-name>
    <param-value>com</param-value>
    </init-param>
    <init-param>
    <param-name>org.glassfish.jersey.api.json.POJOMappingFeat ure</param-name>
    <param-value>true</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
    <servlet-name>Jersey Web Application</servlet-name>
    <url-pattern>/rest/*</url-pattern>
    </servlet-mapping>



    </web-app>
    Here is my pom.xml

    <project xmlns="http://maven.apache.org/POM/4.0.0" xmlnssi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>MavenRest</groupId>
    <artifactId>ProvaMaven</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <packaging>war</packaging>


    <dependencies>


    <dependency>
    <groupId>org.glassfish.jersey.core</groupId>
    <artifactId>jersey-client</artifactId>
    <version>3.1.3</version>
    </dependency>


    <dependency>
    <groupId>org.glassfish.jersey.core</groupId>
    <artifactId>jersey-server</artifactId>
    <version>3.1.3</version>
    </dependency>


    <!-- https://mvnrepository.com/artifact/m...connector-java -->
    <dependency>
    <groupId>mysql</groupId>
    <artifactId>mysql-connector-java</artifactId>
    <version>8.0.33</version>
    </dependency>


    <!-- https://mvnrepository.com/artifact/o...r-servlet-core -->
    <dependency>
    <groupId>org.glassfish.jersey.containers</groupId>
    <artifactId>jersey-container-servlet-core</artifactId>
    <version>3.1.3</version>
    </dependency>

    <!-- https://mvnrepository.com/artifact/o...ect/jersey-hk2 -->
    <dependency>
    <groupId>org.glassfish.jersey.inject</groupId>
    <artifactId>jersey-hk2</artifactId>
    <version>3.1.3</version>
    </dependency>


    </dependencies>






    <build>

    <pluginManagement>
    <plugins>
    <plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-war-plugin</artifactId>
    <version>3.3.2</version>
    </plugin>

    <plugin>
    <artifactId>maven-compiler-plugin</artifactId>
    <configuration>
    <source>19</source>
    <target>19</target>
    </configuration>
    </plugin>

    </plugins>
    </pluginManagement>


    </build>



    </project>
    Here is my class

    package com;

    import jakarta.ws.rs.GET;
    import jakarta.ws.rs.Path;
    import jakarta.ws.rs.Produces;
    import jakarta.ws.rs.core.MediaType;

    @Path("/rest")
    public class Rest
    {
    @GET
    @Path("/getuser")
    @Produces(MediaType.APPLICATION_JSON)
    public User getUser()
    {
    User u = new User();
    u.setName("carmine");
    u.setSurname("armenante");


    return u;
    }
    }
    I tried to figure out what the config errors could be but nothing, I added stuff to my web and pom file but sadly nothing improved. I also cleaned and installed my maven project but nothing.

  4. #4
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    Default Error not found when i call my rest service

    I'm trying to call a rest service specifically get but when I type the url it gives me not found , I have already set up a web service soap in this maven project and it works for me by any chance am I missing some dependency or error in the web file?

    here is my pom.xml:

    <project xmlns="http://maven.apache.org/POM/4.0.0" xmlnssi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>MavenRest</groupId>
    <artifactId>ProvaMaven</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <packaging>war</packaging>


    <dependencies>


    <dependency>
    <groupId>org.glassfish.jersey.core</groupId>
    <artifactId>jersey-client</artifactId>
    <version>3.1.3</version>
    </dependency>

    <!-- https://mvnrepository.com/artifact/j...akarta.jws-api -->
    <dependency>
    <groupId>jakarta.jws</groupId>
    <artifactId>jakarta.jws-api</artifactId>
    <version>3.0.0</version>
    </dependency>



    <dependency>
    <groupId>org.glassfish.jersey.core</groupId>
    <artifactId>jersey-server</artifactId>
    <version>3.1.3</version>
    </dependency>


    <!-- https://mvnrepository.com/artifact/m...connector-java -->
    <dependency>
    <groupId>mysql</groupId>
    <artifactId>mysql-connector-java</artifactId>
    <version>8.0.33</version>
    </dependency>


    <!-- https://mvnrepository.com/artifact/o...r-servlet-core -->
    <dependency>
    <groupId>org.glassfish.jersey.containers</groupId>
    <artifactId>jersey-container-servlet-core</artifactId>
    <version>3.1.3</version>
    </dependency>

    <!-- https://mvnrepository.com/artifact/o...ect/jersey-hk2 -->
    <dependency>
    <groupId>org.glassfish.jersey.inject</groupId>
    <artifactId>jersey-hk2</artifactId>
    <version>3.1.3</version>
    </dependency>


    </dependencies>






    <build>

    <pluginManagement>
    <plugins>
    <plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-war-plugin</artifactId>
    <version>3.3.2</version>
    </plugin>

    <plugin>
    <artifactId>maven-compiler-plugin</artifactId>
    <configuration>
    <source>19</source>
    <target>19</target>
    </configuration>
    </plugin>

    </plugins>
    </pluginManagement>


    </build>



    </project>
    here is my web.xml

    <?xml version="1.0" encoding="UTF-8"?>
    <web-app xmlnssi="http://www.w3.org/2001/XMLSchema-instance" xmlns="https://jakarta.ee/xml/ns/jakartaee" xmlns:web="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="https://jakarta.ee/xml/ns/jakartaee https://jakarta.ee/xml/ns/jakartaee/web-app_5_0.xsd Java EE: XML Schemas for Java EE Deployment Descriptors http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="5.0">
    <display-name>ProvaMaven</display-name>
    <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
    </welcome-file-list>

    <servlet>
    <servlet-name>jersey-servlet</servlet-name>
    <servlet-class>org.glassfish.jersey.servlet.ServletContaine r</servlet-class>
    <init-param>
    <param-name>org.glassfish.jersey.config.property.packages </param-name>
    <param-value>com</param-value>
    </init-param>
    <init-param>
    <param-name>org.glassfish.jersey.api.json.POJOMappingFeat ure</param-name>
    <param-value>true</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
    <servlet-name>Jersey Web Application</servlet-name>
    <url-pattern>/rest/*</url-pattern>
    </servlet-mapping>



    </web-app>
    here is my class:

    package com;

    import jakarta.ws.rs.GET;
    import jakarta.ws.rs.Path;
    import jakarta.ws.rs.Produces;
    import jakarta.ws.rs.core.MediaType;

    @Path("/rest")
    public class Rest
    {
    @GET
    @Path("/getuser")
    @Produces(MediaType.APPLICATION_JSON)
    public User getUser()
    {
    User u = new User();
    u.setName("carmine");
    u.setSurname("armenante");

    System.out.println("sono dentro");
    return u;
    }
    }

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