158 lines
2.2 KiB
Java
158 lines
2.2 KiB
Java
package org.april.agirstatool.core;
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import java.util.Comparator;
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/**
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* The Class ProjectComparator.
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*/
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public class ProjectComparator implements Comparator<Project>
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{
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public enum Sorting
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{
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ID,
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IDENTIFIER,
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NAME
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}
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private Sorting sorting;
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/**
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* Instantiates a new project comparator.
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*
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* @param sorting
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* the sorting
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*/
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public ProjectComparator(final Sorting sorting)
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{
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//
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this.sorting = sorting;
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}
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/**
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*
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*/
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@Override
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public int compare(final Project alpha, final Project bravo)
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{
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int result;
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result = compare(alpha, bravo, this.sorting);
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//
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return result;
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}
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/**
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* Compare.
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*
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* @param alpha
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* the alpha
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* @param bravo
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* the bravo
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* @param sorting
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* the sorting
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* @return the int
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*/
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public static int compare(final Project alpha, final Project bravo, final Sorting sorting)
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{
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int result;
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if (sorting == null)
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{
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result = 0;
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}
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else
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{
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switch (sorting)
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{
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case ID:
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result = CompareUtils.compare(getId(alpha), getId(bravo));
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break;
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case IDENTIFIER:
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result = CompareUtils.compare(getIdentifier(alpha), getIdentifier(bravo));
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break;
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case NAME:
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default:
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result = CompareUtils.compare(getName(alpha), getName(bravo));
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}
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}
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//
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return result;
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}
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/**
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* Gets the id.
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*
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* @param source
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* the source
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* @return the id
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*/
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public static Long getId(final Project source)
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{
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Long result;
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if (source == null)
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{
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result = null;
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}
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else
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{
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result = source.getId();
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}
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//
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return result;
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}
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/**
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* Gets the identifier.
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*
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* @param source
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* the source
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* @return the identifier
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*/
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public static String getIdentifier(final Project source)
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{
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String result;
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if (source == null)
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{
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result = null;
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}
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else
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{
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result = source.getIdentifier();
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}
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//
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return result;
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}
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/**
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* Gets the name.
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*
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* @param source
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* the source
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* @return the name
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*/
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public static String getName(final Project source)
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{
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String result;
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if (source == null)
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{
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result = null;
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}
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else
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{
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result = source.getName();
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}
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//
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return result;
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}
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}
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