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

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package gr.uom.java.xmi.diff;

import gr.uom.java.xmi.UMLClass;

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;

public class RenameClassRefactoring implements Refactoring {

	private UMLClass originalClass;
	private UMLClass renamedClass;
	
	public RenameClassRefactoring(UMLClass originalClass,  UMLClass renamedClass) {
		this.originalClass = originalClass;
		this.renamedClass = renamedClass;
	}

	public String toString() {
		StringBuilder sb = new StringBuilder();
		sb.append(getName()).append("\t");
		sb.append(originalClass.getName());
		sb.append(" renamed to ");
		sb.append(renamedClass.getName());
		return sb.toString();
	}

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

	public RefactoringType getRefactoringType() {
		return RefactoringType.RENAME_CLASS;
	}

	public String getOriginalClassName() {
		return originalClass.getName();
	}

	public String getRenamedClassName() {
		return renamedClass.getName();
	}

	public UMLClass getOriginalClass() {
		return originalClass;
	}

	public UMLClass getRenamedClass() {
		return renamedClass;
	}

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

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

	@Override
	public List leftSide() {
		List ranges = new ArrayList();
		ranges.add(originalClass.codeRange()
				.setDescription("original type declaration")
				.setCodeElement(originalClass.getName()));
		return ranges;
	}

	@Override
	public List rightSide() {
		List ranges = new ArrayList();
		ranges.add(renamedClass.codeRange()
				.setDescription("renamed type declaration")
				.setCodeElement(renamedClass.getName()));
		return ranges;
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((originalClass == null) ? 0 : originalClass.hashCode());
		result = prime * result + ((renamedClass == null) ? 0 : renamedClass.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;
		RenameClassRefactoring other = (RenameClassRefactoring) obj;
		if (originalClass == null) {
			if (other.originalClass != null)
				return false;
		} else if (!originalClass.equals(other.originalClass))
			return false;
		if (renamedClass == null) {
			if (other.renamedClass != null)
				return false;
		} else if (!renamedClass.equals(other.renamedClass))
			return false;
		return true;
	}
}