Hi,

I'm a recent convert to Maven2 and trying to achieve the same functionality
I used to do with Ant. Most of the things work pretty well but one of the
things I really got stuck on is the SchemaExportTask using Hibernate3. I
tried to install the hibernate3 plugin from the codehaus mojo repository but
didn't succeed because of missing dependencies. Another way I am currently
trying is simply calling the SchemaExportTask using an Ant call. Using this
approach, it seems like the SchemaExportTask cannot be found in the
classpath. I do have a dependency on Hibernate3 in my POM and am passing a
reference to maven.dependency.classpath to and maven-antrun-plugin. For some
reason unclear to me it doesn't seem to work out.

There error I get is:

[INFO]
----------------------------------------------------------------------------
[INFO] Error executing ant tasks
Embedded error: taskdef class
org.hibernate.tool.hbm2ddl.SchemaExportTaskcannot be found
[INFO]
----------------------------------------------------------------------------

Here's how I define the Ant task to run in my POM:

        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-antrun-plugin</artifactId>
            <executions>
                <execution>
                    <phase>package</phase>
                    <configuration>
                        <tasks>
                        <taskdef name="schemaexport"
                            classname="
org.hibernate.tool.hbm2ddl.SchemaExportTask">
                            <classpath>
                                <path refid="maven.dependency.classpath" />
                            </classpath>
                        </taskdef>
                        <mkdir dir="target/schema"/>
                        <schemaexport quiet="no" text="no" drop="no"
delimiter=";"
                            output="target/schema/create-tables.sql">
                            <fileset dir="target/classes"
                                includes="**/*.hbm.xml"/>
                        </schemaexport>
                            </tasks>
                    </configuration>
                    <goals>
                        <goal>run</goal>
                    </goals>
                </execution>
            </executions>
        </plugin>

Has anyone else experienced this problem and want to share his solution or
approach to do a SchemaExportTask in Maven2? Any help appreciated.

Kind regards,

Frederik

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