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1 | // Comparable.java |
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2 | // |
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3 | // (c) 1999-2001 PAL Development Core Team |
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4 | // |
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5 | // This package may be distributed under the |
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6 | // terms of the Lesser GNU General Public License (LGPL) |
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7 | |
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8 | package de.ugoe.cs.autoquest.tasktrees.alignment.pal.util; |
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9 | |
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10 | /** |
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11 | * interface for an object that is comparable. |
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12 | * This interface is analogous to the Comparable interface in |
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13 | * Java 1.2, and it should be superceded by the JDK 1.2 collections |
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14 | * framework when PAL is moved to 1.2. |
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15 | * |
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16 | * @version $Id: Comparable.java,v 1.2 2001/07/13 14:39:13 korbinian Exp $ |
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17 | * |
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18 | * @author Alexei Drummond |
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19 | */ |
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20 | public interface Comparable |
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21 | { |
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22 | /** |
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23 | * Returns a number representing the ordering relationship that |
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24 | * the object has with the given object. |
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25 | * A negative number indicates that the object is "smaller" than |
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26 | * the parameter, a positive number means it is "larger" and zero |
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27 | * indicates that the objects are equal. |
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28 | */ |
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29 | int compareTo(Object o); |
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30 | |
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31 | /** |
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32 | * Returns true if this object is equal to the given object. |
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33 | */ |
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34 | boolean equals(Object o); |
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35 | } |
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