gr.uom.java.xmi.diff.AddClassAnnotationRefactoring Maven / Gradle / Ivy

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RefactoringMiner is a library/API written in Java that can detect refactorings applied in the history of a Java project.

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package gr.uom.java.xmi.diff;

import java.util.ArrayList;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;

import org.apache.commons.lang3.tuple.ImmutablePair;
import org.refactoringminer.api.Refactoring;
import org.refactoringminer.api.RefactoringType;

import gr.uom.java.xmi.UMLAnnotation;
import gr.uom.java.xmi.UMLClass;

public class AddClassAnnotationRefactoring implements Refactoring {
	private UMLAnnotation annotation;
	private UMLClass classBefore;
	private UMLClass classAfter;

	public AddClassAnnotationRefactoring(UMLAnnotation annotation, UMLClass classBefore, UMLClass classAfter) {
		this.annotation = annotation;
		this.classBefore = classBefore;
		this.classAfter = classAfter;
	}

	public UMLAnnotation getAnnotation() {
		return annotation;
	}

	public UMLClass getClassBefore() {
		return classBefore;
	}

	public UMLClass getClassAfter() {
		return classAfter;
	}

	@Override
	public List leftSide() {
		List ranges = new ArrayList();
		ranges.add(classBefore.codeRange()
				.setDescription("original class declaration")
				.setCodeElement(classBefore.toString()));
		return ranges;
	}

	@Override
	public List rightSide() {
		List ranges = new ArrayList();
		ranges.add(annotation.codeRange()
				.setDescription("added annotation")
				.setCodeElement(annotation.toString()));
		ranges.add(classAfter.codeRange()
				.setDescription("class declaration with added annotation")
				.setCodeElement(classAfter.toString()));
		return ranges;
	}

	@Override
	public RefactoringType getRefactoringType() {
		return RefactoringType.ADD_CLASS_ANNOTATION;
	}

	@Override
	public String getName() {
		return this.getRefactoringType().getDisplayName();
	}

	@Override
	public Set> getInvolvedClassesBeforeRefactoring() {
		Set> pairs = new LinkedHashSet>();
		pairs.add(new ImmutablePair(getClassBefore().getLocationInfo().getFilePath(), getClassBefore().getName()));
		return pairs;
	}

	@Override
	public Set> getInvolvedClassesAfterRefactoring() {
		Set> pairs = new LinkedHashSet>();
		pairs.add(new ImmutablePair(getClassAfter().getLocationInfo().getFilePath(), getClassAfter().getName()));
		return pairs;
	}

	public String toString() {
		StringBuilder sb = new StringBuilder();
		sb.append(getName()).append("\t");
		sb.append(annotation);
		sb.append(" in class ");
		sb.append(classAfter.getName());
		return sb.toString();
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((annotation == null) ? 0 : annotation.hashCode());
		result = prime * result + ((classAfter == null) ? 0 : classAfter.hashCode());
		result = prime * result + ((classBefore == null) ? 0 : classBefore.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		AddClassAnnotationRefactoring other = (AddClassAnnotationRefactoring) obj;
		if (annotation == null) {
			if (other.annotation != null)
				return false;
		} else if (!annotation.equals(other.annotation))
			return false;
		if (classAfter == null) {
			if (other.classAfter != null)
				return false;
		} else if (!classAfter.equals(other.classAfter))
			return false;
		if (classBefore == null) {
			if (other.classBefore != null)
				return false;
		} else if (!classBefore.equals(other.classBefore))
			return false;
		return true;
	}
}