gr.uom.java.xmi.diff.RemoveMethodAnnotationRefactoring 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.UMLOperation;

public class RemoveMethodAnnotationRefactoring implements Refactoring {
	private UMLAnnotation annotation;
	private UMLOperation operationBefore;
	private UMLOperation operationAfter;
	
	public RemoveMethodAnnotationRefactoring(UMLAnnotation annotation, UMLOperation operationBefore,
			UMLOperation operationAfter) {
		this.annotation = annotation;
		this.operationBefore = operationBefore;
		this.operationAfter = operationAfter;
	}

	public UMLAnnotation getAnnotation() {
		return annotation;
	}

	public UMLOperation getOperationBefore() {
		return operationBefore;
	}

	public UMLOperation getOperationAfter() {
		return operationAfter;
	}

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

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

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

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

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

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

	public String toString() {
		StringBuilder sb = new StringBuilder();
		sb.append(getName()).append("\t");
		sb.append(annotation);
		sb.append(" in method ");
		sb.append(operationBefore);
		sb.append(" from class ");
		sb.append(operationBefore.getClassName());
		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 + ((operationAfter == null) ? 0 : operationAfter.hashCode());
		result = prime * result + ((operationBefore == null) ? 0 : operationBefore.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;
		RemoveMethodAnnotationRefactoring other = (RemoveMethodAnnotationRefactoring) obj;
		if (annotation == null) {
			if (other.annotation != null)
				return false;
		} else if (!annotation.equals(other.annotation))
			return false;
		if (operationAfter == null) {
			if (other.operationAfter != null)
				return false;
		} else if (!operationAfter.equals(other.operationAfter))
			return false;
		if (operationBefore == null) {
			if (other.operationBefore != null)
				return false;
		} else if (!operationBefore.equals(other.operationBefore))
			return false;
		return true;
	}
}