Simple builder generator using qdox and groovy templates

BuilderGenerator.groovy

import com.thoughtworks.qdox.JavaDocBuilder
import com.thoughtworks.qdox.model.JavaClass
import com.thoughtworks.qdox.model.Type
import com.thoughtworks.qdox.model.JavaField
import com.thoughtworks.qdox.model.JavaMethod
import com.thoughtworks.qdox.model.JavaSource
import groovy.text.SimpleTemplateEngine
import org.apache.commons.io.FileUtils

JavaDocBuilder builder = new JavaDocBuilder();
builder.addSourceTree(new File("src/main/java/nl/dnb/dgs/commons/backend/entities"));

builder.getSources().each { JavaSource js ->
	js.getClasses().each { JavaClass jc ->
		if (jc.isInterface() || jc.isEnum()){
			return
		}

		List<JavaField> fields = jc.getFields().findAll { !(it.isStatic() && it.isFinal()) }

		def engine = new SimpleTemplateEngine()
		def bindings = [imports : Arrays.asList(js.getImports()), pkg: jc.getPackage(), name: jc.getName(), fields : fields]
		def template = engine.createTemplate(new File("src/test/groovy/builder_template.txt")).make(bindings)

		def packageFolder = js.getPackage().replace(".","/");
		File packageFile = new File("src/test/groovy/" + packageFolder)

		if (!packageFile.exists()){
			FileUtils.forceMkdir(packageFile)
		}
		def file = new File("${jc.getName()}FixtureBuilder.groovy", packageFile)
		file.write(template.toString())





	}
}


package ${pkg}

<% imports.each { imp ->
    println "import ${imp}"
    }
%>
import nl.dnb.dgs.test.DgsFixtureBuilder

class ${name}FixtureBuilder extends DgsFixtureBuilder {

<% fields.each { field ->
    println  "\t${field.type.name} ${field.name}"
    }
%>
<% fields.each { field ->
    println  "\t${name}FixtureBuilder with${field.name}(${field.type.name} ${field.name}){"
    println  "\t\tthis.${field.name} = ${field.name}"
    println  "\t\tthis"
    println  "\t}\n"
    }
%>

\tstatic ${name}FixtureBuilder a${name}(){
\t\tnew ${name}FixtureBuilder()
\t}

\t${name} build(){
\t\tdef objectToBuild = new ${name}()
<% fields.each { field ->
    println  "\t\tobjectToBuild.${field.name} =  ${field.name}"
}%>\t\treturn objectToBuild
\t}

}