Wildfly configuration with DataSource

Question

this is the first time I am trying to setup datasource in my Wildfly server. I tried to follow some tutorials which I found on Google but it still doesn't work.

I am working on a web service but I keep getting some errors when I deploy my .war file.

Here is the latest log when app is deployed:

22:16:33,049 INFO  [org.jboss.as.server.deployment] (MSC service thread 1-2) JBAS015877: Stopped deployment IslamicPostsWS.war (runtime-name: IslamicPostsWS.war) in 7ms
22:16:33,184 INFO  [org.jboss.as.server] (XNIO-1 task-2) JBAS018558: Undeployed "IslamicPostsWS.war" (runtime-name: "IslamicPostsWS.war")
22:16:33,186 INFO  [org.jboss.as.controller] (XNIO-1 task-2) JBAS014774: Service status report
JBAS014777:   Services which failed to start:      service jboss.deployment.unit."IslamicPostsWS.war".POST_MODULE

22:16:35,518 INFO  [org.jboss.as.server.deployment] (MSC service thread 1-6) JBAS015877: Stopped deployment IslamicPostsWS (runtime-name: IslamicPostsWS) in 7ms
22:16:35,660 INFO  [org.jboss.as.server] (XNIO-1 task-6) JBAS018558: Undeployed "IslamicPostsWS" (runtime-name: "IslamicPostsWS")
22:16:38,358 INFO  [org.jboss.as.server.deployment.scanner] (DeploymentScanner-threads - 2) JBAS015018: Deployment IslamicPostsWS was previously deployed by this scanner but has been removed from the server deployment list by another management tool. Marker file C:\Users\Ilhami\workspace-services\.metadata\.plugins\org.jboss.ide.eclipse.as.core\WildFly_8.0_Runtime_Server1396040937545\deploy\IslamicPostsWS.undeployed is being added to record this fact.
22:17:00,406 INFO  [org.jboss.as.server.deployment] (MSC service thread 1-7) JBAS015876: Starting deployment of "IslamicPostsWS.war" (runtime-name: "IslamicPostsWS.war")
22:17:00,540 ERROR [org.jboss.as.controller.management-operation] (DeploymentScanner-threads - 2) JBAS014613: Operation ("deploy") failed - address: ([("deployment" => "IslamicPostsWS.war")]) - failure description: {
    "JBAS014771: Services with missing/unavailable dependencies" => ["jboss.naming.context.java.module.IslamicPostsWS.IslamicPostsWS.DefaultDataSource is missing [jboss.naming.context.java.jboss.datasources.ExampleDS]"],
    "JBAS014879: One or more services were unable to start due to one or more indirect dependencies not being available." => {
        "Services that were unable to start:" => [
            "jboss.deployment.unit.\"IslamicPostsWS.war\".component.\"com.sun.faces.config.ConfigureListener\".START",
            "jboss.deployment.unit.\"IslamicPostsWS.war\".component.\"javax.faces.webapp.FacetTag\".START",
            "jboss.deployment.unit.\"IslamicPostsWS.war\".component.\"javax.servlet.jsp.jstl.tlv.PermittedTaglibsTLV\".START",
            "jboss.deployment.unit.\"IslamicPostsWS.war\".component.\"javax.servlet.jsp.jstl.tlv.ScriptFreeTLV\".START",
            "jboss.deployment.unit.\"IslamicPostsWS.war\".component.\"org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher\".START",
            "jboss.deployment.unit.\"IslamicPostsWS.war\".component.\"org.jboss.resteasy.plugins.server.servlet.ResteasyBootstrap\".START",
            "jboss.deployment.unit.\"IslamicPostsWS.war\".deploymentCompleteService",
            "jboss.deployment.unit.\"IslamicPostsWS.war\".jndiDependencyService",
            "jboss.naming.context.java.module.IslamicPostsWS.IslamicPostsWS.env.jdbc.TestDB",
            "jboss.undertow.deployment.default-server.default-host./IslamicPostsWS",
            "jboss.undertow.deployment.default-server.default-host./IslamicPostsWS.UndertowDeploymentInfoService"
        ],
        "Services that may be the cause:" => [
            "jboss.jdbc-driver.com_mysql_jdbc_Driver",
            "jboss.naming.context.java.jboss.datasources.ExampleDS"
        ]
    }
}
22:17:00,683 INFO  [org.jboss.as.server] (DeploymentScanner-threads - 2) JBAS018559: Deployed "IslamicPostsWS.war" (runtime-name : "IslamicPostsWS.war")
22:17:00,683 INFO  [org.jboss.as.controller] (DeploymentScanner-threads - 2) JBAS014774: Service status report
JBAS014775:    New missing/unsatisfied dependencies:
      service jboss.naming.context.java.jboss.datasources.ExampleDS (missing) dependents: [service jboss.naming.context.java.module.IslamicPostsWS.IslamicPostsWS.DefaultDataSource]

persistence.xml

<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.0" xmlns="http://java.sun.com/xml/ns/persistence"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">
    <persistence-unit name="JPADB">
        <jta-data-source>java:jboss/datasources/DBTest</jta-data-source>
        <properties>
            <property name="showSql" value="true"/>
            <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect"/>
        </properties>
    </persistence-unit>
</persistence>

Just tell me if you need more files.

Answer 1

Go into your wildfly console (something like localhost:9990) and edit the Configuration->Container->EE->Default Bindings section. Set the default datasource to the JNDI name of some valid datasource.

I removed the default one that was there and just pointed it to my main datasource since the server exists to run one app only.

Answer 2

You probably have the ds declaration "java:jboss/datasources/ExampleDS" missing in your standalone.xml xmlns "urn:jboss:domain:datasources:2.0" section, just and it will work (here's the example from the default configuration):

            <datasource jndi-name="java:jboss/datasources/ExampleDS" pool-name="ExampleDS" enabled="true" use-java-context="true">
                <connection-url>jdbc:h2:mem:test;DB_CLOSE_DELAY=-1;DB_CLOSE_ON_EXIT=FALSE</connection-url>
                <driver>h2</driver>
                <security>
                    <user-name>sa</user-name>
                    <password>sa</password>
                </security>
            </datasource>
            <drivers>
                <driver name="h2" module="com.h2database.h2">
                    <xa-datasource-class>org.h2.jdbcx.JdbcDataSource</xa-datasource-class>
                </driver>
            </drivers>

Or you can also add through the UI as mentioned by other response.