I want to use sonar for analysis but i can't get any data in localhost:9000

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <artifactId>KIS</artifactId>
  <groupId>KIS</groupId>
  <version>1.0</version>
  <build>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-antrun-plugin</artifactId>
        <version>1.4</version>
        <executions>
          <execution>
            <id>compile</id>
            <phase>compile</phase>
            <configuration>
              <tasks>
                <property name="compile_classpath" refid="maven.compile.classpath"/>
                <property name="runtime_classpath" refid="maven.runtime.classpath"/>
                <property name="test_classpath" refid="maven.test.classpath"/>
                <property name="plugin_classpath" refid="maven.plugin.classpath"/>
                <ant antfile="${basedir}/build.xml">
                  <target name="maven-compile"/>
                </ant>
              </tasks>
            </configuration>
            <goals>
              <goal>run</goal>
            </goals>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>
</project>

output when running sonar: jar file is empty

[INFO] Executed tasks
[INFO] [resources:testResources {execution: default-testResources}]
[WARNING] Using platform encoding (Cp1250 actually) to copy filtered resources, i.e. build is platform dependent!
[INFO] skip non existing resourceDirectory J:\ostalo_6i\KIS deploy\ANT\src\test\resources
[INFO] [compiler:testCompile {execution: default-testCompile}]
[INFO] No sources to compile
[INFO] [surefire:test {execution: default-test}]
[INFO] No tests to run.
[INFO] [jar:jar {execution: default-jar}]
[WARNING] JAR will be empty - no content was marked for inclusion!
[INFO] Building jar: J:\ostalo_6i\KIS deploy\ANT\target\KIS-1.0.jar
[INFO] [install:install {execution: default-install}]
[INFO] Installing J:\ostalo_6i\KIS deploy\ANT\target\KIS-1.0.jar to C:\Documents and Settings\MitjaG\.m2\repository\KIS\KIS\1.0\KIS-1.0.jar
[INFO] ------------------------------------------------------------------------
[INFO] Building Unnamed - KIS:KIS:jar:1.0
[INFO]    task-segment: [sonar:sonar] (aggregator-style)
[INFO] ------------------------------------------------------------------------
[INFO] [sonar:sonar {execution: default-cli}]
[INFO] Sonar host: http://localhost:9000
[INFO] Sonar version: 2.1.2
[INFO] [sonar-core:internal {execution: default-internal}]
[INFO]  Database dialect class org.sonar.api.database.dialect.Oracle
[INFO]  -------------  Analyzing Unnamed - KIS:KIS:jar:1.0
[INFO]  Selected quality profile : KIS, language=java
[INFO]  Configure maven plugins...
[INFO]  Sensor SquidSensor...
[INFO]  Sensor SquidSensor done: 16 ms
[INFO]  Sensor JavaSourceImporter...
[INFO]  Sensor JavaSourceImporter done: 0 ms
[INFO]  Sensor AsynchronousMeasuresSensor...
[INFO]  Sensor AsynchronousMeasuresSensor done: 15 ms
[INFO]  Sensor SurefireSensor...
[INFO]  parsing J:\ostalo_6i\KIS deploy\ANT\target\surefire-reports
[INFO]  Sensor SurefireSensor done: 47 ms
[INFO]  Sensor ProfileSensor...
[INFO]  Sensor ProfileSensor done: 16 ms
[INFO]  Sensor ProjectLinksSensor...
[INFO]  Sensor ProjectLinksSensor done: 0 ms
[INFO]  Sensor VersionEventsSensor...
[INFO]  Sensor VersionEventsSensor done: 31 ms
[INFO]  Sensor CpdSensor...
[INFO]  Sensor CpdSensor done: 0 ms
[INFO]  Sensor Maven dependencies...
[INFO]  Sensor Maven dependencies done: 16 ms
[INFO]  Execute decorators...
[INFO]  ANALYSIS SUCCESSFUL, you can browse http://localhost:9000
[INFO]  Database optimization...
[INFO]  Database optimization done: 172 ms
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESSFUL
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 6 minutes 16 seconds
[INFO] Finished at: Fri Jun 11 08:28:26 CEST 2010
[INFO] Final Memory: 24M/43M
[INFO] ------------------------------------------------------------------------

any idea why, i successfully compile with maven ant plugin java project.