A simple Ant script that can be used inside Eclipse as a builder for Ecore code generation.

Ant Build script for EMF model building

<?xml version="1.0" encoding="UTF-8"?>
<!-- ====================================================================== 
     Nov 16, 2010 10:33:34 PM                                                        

     org.eclipse.viatra2.gtasm.model    
     A test build script to execute GTASM model generation
                   
     Zoltan Ujhelyi                                                                
     ====================================================================== -->
<project name="org.eclipse.viatra2.gtasm.model" default="default">
	<description>
            A test build script to execute GTASM model generation
    </description>

	<!-- ================================= 
          target: default              
         ================================= -->
	<target name="default" description="A build script to execute GTASM model generation">
		<emf.Ecore2Java 
			  genModel="org.eclipse.viatra2.gtasm.model/model/gtasmmodel_updated.genmodel"
			  model="org.eclipse.viatra2.gtasm.model/model/gtasmmodel.ecore"
			  generatemodelproject="true"
			  generateeditorproject="yes"
			  generateeditproject="true"
			  reconcilegenmodel="reload">
			<arg line="-modelProject org.eclipse.viatra2.gtasm.model src" />
			<arg line="-editProject org.eclipse.viatra2.gtasm.edit src" />
			<arg line="-editorProject org.eclipse.viatra2.gtasm.editor src" />
		</emf.Ecore2Java>
		<!-- The following calls are used to avoid spurious errors regarding
                     incorrect build order, however, they only work with Buckminster
                     installed. If you do not have or want Buckminster installed,
                     remove them -->
		<eclipse.build projectname="org.eclipse.viatra2.gtasm.model" />
		<eclipse.build projectname="org.eclipse.viatra2.gtasm.model.edit" />
		<eclipse.build projectname="org.eclipse.viatra2.gtasm.model.editor" />
	</target>

	<target name="clean" description="A script to remove the src folders">
		<delete includeemptydirs="true" defaultexcludes="no">
			<fileset dir="org.eclipse.viatra2.gtasm.model" includes="src/" />
			<fileset dir="org.eclipse.viatra2.gtasm.model.edit" includes="src/" />
			<fileset dir="org.eclipse.viatra2.gtasm.model.editor" includes="src/" />
		</delete>
	</target>
</project>