import org.kuali.rice.core.api.mo.ModelBuilder; //导入依赖的package包/类
@SuppressWarnings("unchecked")
public static <B> List<B> convertFromBuilderList(List<? extends ModelBuilder> toConvert) {
	if (CollectionUtils.isEmpty(toConvert)) {
		return Collections.emptyList();
	} else {
		List<B> results = new ArrayList<B>(toConvert.size());
		for (ModelBuilder elem : toConvert) {
			results.add((B)elem.build());
		}
		return Collections.unmodifiableList(results);
	}
}
 

import org.kuali.rice.core.api.mo.ModelBuilder; //导入依赖的package包/类
@SuppressWarnings("unchecked")
public static <B> Set<B> convertFromBuilderSet(Set<? extends ModelBuilder> toConvert) {
	if (CollectionUtils.isEmpty(toConvert)) {
		return Collections.emptySet();
	} else {
		Set<B> results = new HashSet<B>(toConvert.size());
		for (ModelBuilder elem : toConvert) {
			results.add((B)elem.build());
		}
		return Collections.unmodifiableSet(results);
	}
}
 

import org.kuali.rice.core.api.mo.ModelBuilder; //导入依赖的package包/类
private void renderBuilderClass(JDefinedClass classModel, List<FieldModel> fields, Class<?> contractInterface) throws Exception {
	
	// define constants class
	JDefinedClass builderClass = classModel._class(JMod.PUBLIC | JMod.STATIC | JMod.FINAL, Util.BUILDER_CLASS_NAME);
	
	// create a literal version of the Builder class so that the code generator won't pre-pend Builder class references with outermost class
	JClass literalBuilderClass = codeModel.ref("Builder");
	
	// generate the javadoc on the top of the Elements class
	JDocComment javadoc = builderClass.javadoc();
	javadoc.append(Util.generateBuilderJavadoc(classModel.name(), contractInterface.getSimpleName()));
	
	builderClass._implements(contractInterface);
	builderClass._implements(ModelBuilder.class);
	builderClass._implements(Serializable.class);
	
	// render the builder fields
	for (FieldModel fieldModel : fields) {
		builderClass.field(JMod.PRIVATE, fieldModel.fieldType, fieldModel.fieldName);
	}
	
	// render default empty constructor for builder
	JMethod constructor = builderClass.constructor(JMod.PRIVATE);
	constructor.body().directStatement("// TODO modify this constructor as needed to pass any required values and invoke the appropriate 'setter' methods");

	renderBuilderDefaultCreate(builderClass, literalBuilderClass);
	renderBuilderCreateContract(builderClass, literalBuilderClass, fields, contractInterface);
	renderBuild(builderClass);
	renderGetters(builderClass, fields);
	renderSetters(builderClass, fields);
}