private void createReportingValueClass(JCodeModel codeModel, Class<? extends Value<?>> valueClazz, JPrimitiveType type) throws JClassAlreadyExistsException {
	JClass reportClazz = codeModel.ref(Report.class);

	JDefinedClass reportingValueClazz = codeModel._class(JMod.PUBLIC, asReportingClass(valueClazz), ClassType.CLASS);
	reportingValueClazz._extends(codeModel.ref(valueClazz));
	reportingValueClazz._implements(codeModel.ref(HasReport.class));

	JFieldVar reportField = reportingValueClazz.field(JMod.PRIVATE, reportClazz, "report", JExpr._null());

	createCopyMethod(reportingValueClazz);
	createOperationMethods(reportingValueClazz, valueClazz, type);
	createReportMethod(reportingValueClazz);
	createExpressionMethods(reportingValueClazz);
	createAccessorMethods(reportingValueClazz, reportField);
	createFormatMethod(reportingValueClazz, type);
}
 

private void createReportingVectorClass(JCodeModel codeModel, Class<? extends Vector<?>> vectorClazz, JPrimitiveType type) throws JClassAlreadyExistsException {
	JDefinedClass reportingVectorClazz = codeModel._class(JMod.ABSTRACT | JMod.PUBLIC, asReportingClass(vectorClazz), ClassType.CLASS);
	reportingVectorClazz._extends(codeModel.ref(vectorClazz));

	JFieldVar expressionField = reportingVectorClazz.field(JMod.PRIVATE, String.class, "expression", JExpr.lit(""));

	createNewReportMethod(reportingVectorClazz);
	createOperationMethods(reportingVectorClazz, vectorClazz, type);
	createValueMethods(reportingVectorClazz, type);
	createReportMethod(reportingVectorClazz);
	createAccessorMethods(reportingVectorClazz, expressionField);
}
 

static
private void createReportingConstructor(JDefinedClass clazz, ExecutableElement executableElement, String operation, String initialOperation, JPrimitiveType type){
	JCodeModel codeModel = clazz.owner();

	JMethod constructor = clazz.constructor(JMod.PUBLIC);

	List<? extends VariableElement> parameterElements = executableElement.getParameters();
	for(VariableElement parameterElement : parameterElements){
		constructor.param(toType(codeModel, parameterElement.asType()), String.valueOf(parameterElement.getSimpleName()));
	}

	JBlock body = constructor.body();

	body.add(createSuperInvocation(clazz, constructor));

	if((clazz.name()).endsWith("Value")){
		JClass reportClazz = codeModel.ref(Report.class);

		JVar reportParameter = constructor.param(reportClazz, "report");

		body.add(JExpr.invoke("setReport").arg(reportParameter));
	} // End if

	if(initialOperation != null){
		throw new RuntimeException();
	}

	body.add(JExpr.invoke("report").arg(createReportInvocation(clazz, operation, constructor.params(), type)));
}
 

static
private void createAggregationMethod(JDefinedClass clazz, JClass valueClazz, String name, JExpression valueExpression, String operation, JPrimitiveType type){
	JMethod method = clazz.method(JMod.PUBLIC, valueClazz, name);
	method.annotate(Override.class);

	JBlock body = method.body();

	body._return(JExpr._new(valueClazz).arg(valueExpression).arg(JExpr.invoke("newReport")).arg(createReportInvocation(clazz, operation, Collections.emptyList(), type)));
}
 

static
private JInvocation createReportInvocation(JDefinedClass clazz, String operation, List<JVar> parameters, JPrimitiveType type){
	JCodeModel codeModel = clazz.owner();

	JClass stringBuilderClazz = codeModel.ref(StringBuilder.class);

	return createReportInvocation(clazz, JExpr._new(stringBuilderClazz).arg(JExpr.lit(256)), operation, parameters, type);
}
 

public JCMPrimitiveType(JCMTypeFactory factory, JPrimitiveType type) {
	super(factory, type);
}
 

public static JClass box(JType t) {
	if (t instanceof JClass)
		return (JClass) t;
	else
		return ((JPrimitiveType) t).boxify();
}
 

static
private void createReportingMethod(JDefinedClass clazz, ExecutableElement executableElement, String operation, String initialOperation, JPrimitiveType type){
	JCodeModel codeModel = clazz.owner();

	String name = String.valueOf(executableElement.getSimpleName());

	JMethod method = clazz.method(JMod.PUBLIC, clazz, name);
	method.annotate(Override.class);

	List<JVar> params = new ArrayList<>();

	List<? extends VariableElement> parameterElements = executableElement.getParameters();
	for(VariableElement parameterElement : parameterElements){
		TypeMirror paramType = parameterElement.asType();
		Name paramName = parameterElement.getSimpleName();

		JVar param;

		if((TypeKind.ARRAY).equals(paramType.getKind())){
			ArrayType arrayType = (ArrayType)paramType;

			param = method.varParam(toType(codeModel, arrayType.getComponentType()), String.valueOf(paramName));
		} else

		{
			param = method.param(toType(codeModel, paramType), String.valueOf(paramName));
		}

		params.add(param);
	}

	String valueMethod;

	if((codeModel.DOUBLE).equals(type)){
		valueMethod = "doubleValue";
	} else

	if((codeModel.FLOAT).equals(type)){
		valueMethod = "floatValue";
	} else

	{
		throw new IllegalArgumentException();
	}

	boolean checkChange;

	switch(name){
		case "add":
		case "subtract":
		case "multiply":
		case "divide":
			checkChange = (clazz.name()).endsWith("Value");
			break;
		default:
			checkChange = false;
			break;
	}

	JBlock body = method.body();

	JVar oldValueVar = null;
	if(checkChange){
		oldValueVar = body.decl(type, "oldValue", JExpr.invoke(valueMethod));
	}

	JVar resultVariable = body.decl(clazz, "result", JExpr.cast(clazz, createSuperInvocation(clazz, method)));

	JVar newValueVar = null;
	if(checkChange){
		newValueVar = body.decl(type, "newValue", JExpr.invoke(valueMethod));
	}

	JBlock block = body;
	if(checkChange){
		block = body._if((oldValueVar).ne(newValueVar))._then();
	}

	if(initialOperation != null){
		JConditional ifStatement = block._if(JExpr.invoke("hasExpression"));

		JBlock trueBlock = ifStatement._then();

		trueBlock.add(JExpr.invoke("report").arg(createReportInvocation(clazz, operation, params, type)));

		JBlock falseBlock = ifStatement._else();

		falseBlock.add(JExpr.invoke("report").arg(createReportInvocation(clazz, initialOperation, params, type)));
	} else

	{
		block.add(JExpr.invoke("report").arg(createReportInvocation(clazz, operation, params, type)));
	}

	body._return(resultVariable);
}
 

static
private void createFormatMethod(JDefinedClass clazz, JPrimitiveType type){
	JCodeModel codeModel = clazz.owner();

	JClass numberClazz = codeModel.ref(Number.class);
	JClass stringBuilderClazz = codeModel.ref(StringBuilder.class);

	JMethod method = clazz.method(JMod.STATIC | JMod.PRIVATE, String.class, "format");

	JVar valuesParameter = method.varParam(numberClazz, "values");

	JBlock body = method.body();

	JVar sbVariable = body.decl(stringBuilderClazz, "sb", JExpr._new(stringBuilderClazz).arg(valuesParameter.ref("length").mul(JExpr.lit(32))));

	JForEach forStatement = body.forEach(numberClazz, "value", valuesParameter);

	JBlock forBody = forStatement.body();

	forBody.add(createReportInvocation(clazz, sbVariable, "${0}", Collections.singletonList(forStatement.var()), type));

	body._return(sbVariable.invoke("toString"));
}