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dl |
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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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*/ |
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// A simple element class for collections etc |
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import java.util.Comparator; |
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import java.io.Serializable; |
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public final class Item extends Number implements Comparable<Item>, Serializable { |
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public final int value; |
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public Item(int v) { value = v; } |
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public Item(Item i) { value = i.value; } |
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public Item(Integer i) { value = i.intValue(); } |
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public static Item valueOf(int i) { return new Item(i); } |
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public int intValue() { return value; } |
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public long longValue() { return (long)value; } |
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public float floatValue() { return (float)value; } |
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public double doubleValue() { return (double)value; } |
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public boolean equals(Object x) { |
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return (x instanceof Item) && ((Item)x).value == value; |
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} |
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public boolean equals(int b) { |
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return value == b; |
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} |
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public int compareTo(Item x) { |
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int a = value, b = x.value; |
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return (a == b) ? 0 : (a < b) ? -1 : 1; |
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} |
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public int compareTo(int b) { |
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int a = value; |
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return (a == b) ? 0 : (a < b) ? -1 : 1; |
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} |
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public int hashCode() { return value; } |
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public String toString() { return Integer.toString(value); } |
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public static int compare(Item x, Item y) { |
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int a = x.value, b = y.value; |
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return (a == b) ? 0 : (a < b) ? -1 : 1; |
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} |
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public static int compare(Item x, int b) { |
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int a = x.value; |
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return (a == b) ? 0 : (a < b) ? -1 : 1; |
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} |
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public static int compare(int a, Item y) { |
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int b = y.value; |
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return (a == b) ? 0 : (a < b) ? -1 : 1; |
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} |
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public static int compare(int a, int b) { |
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return (a == b) ? 0 : (a < b) ? -1 : 1; |
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} |
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public static Comparator<Item> comparator() { return new Cpr(); } |
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public static class Cpr implements Comparator<Item> { |
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public int compare(Item x, Item y) { |
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int a = x.value, b = y.value; |
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return (a == b) ? 0 : (a < b) ? -1 : 1; |
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} |
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} |
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} |
