com.develhack.lombok.javac.handlers.assertion.AbstractNumericalAssertionHandler Maven / Gradle / Ivy

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The library enhancing Java classes at compilation by annotations that contained in the Develhack Core Library.

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package com.develhack.lombok.javac.handlers.assertion;

import java.lang.annotation.Annotation;

import com.develhack.lombok.NameResolver;
import com.sun.tools.javac.tree.JCTree.JCVariableDecl;

abstract class AbstractNumericalAssertionHandler extends AbstractAssertionHandler {

	public AbstractNumericalAssertionHandler(Class annotationType) {
		super(annotationType);
	}

	@Override
	protected boolean checkVariableType(JCVariableDecl variable) {

		if (isPrimitiveNumber(variable) || isBoxedNumber(variable)) return true;

		String argumentTypeName = variable.vartype.toString();

		if (NameResolver.resolveFQN(sourceNode, argumentTypeName, NameResolver.BIG_INTEGER, NameResolver.BIG_DECIMAL) != null) {
			return true;
		}

		sourceNode.addWarning(String.format("@%s is only applicable to the numerical type.", getAnnotationName()));
		return false;
	}
}