81 lines
2.1 KiB
Java
81 lines
2.1 KiB
Java
package gregtech.api.objects;
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import gregtech.api.GregTech_API;
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import gregtech.api.util.GT_Utility;
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import java.util.*;
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import net.minecraft.item.ItemStack;
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public class GT_HashSet<E extends GT_ItemStack> extends AbstractSet<E> {
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private transient HashMap<GT_ItemStack, Object> map;
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private static final Object OBJECT = new Object();
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public GT_HashSet() {
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map = new HashMap<GT_ItemStack, Object>();
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GregTech_API.sItemStackMappings.add(map);
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}
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public GT_HashSet(Collection<? extends E> c) {
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map = new HashMap<GT_ItemStack, Object>(Math.max((int) (c.size()/.75f) + 1, 16));
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addAll(c);
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GregTech_API.sItemStackMappings.add(map);
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}
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public GT_HashSet(int initialCapacity, float loadFactor) {
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map = new HashMap<GT_ItemStack, Object>(initialCapacity, loadFactor);
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GregTech_API.sItemStackMappings.add(map);
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}
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public GT_HashSet(int initialCapacity) {
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map = new HashMap<GT_ItemStack, Object>(initialCapacity);
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GregTech_API.sItemStackMappings.add(map);
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}
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GT_HashSet(int initialCapacity, float loadFactor, boolean dummy) {
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map = new LinkedHashMap<GT_ItemStack, Object>(initialCapacity, loadFactor);
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GregTech_API.sItemStackMappings.add(map);
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}
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public HashMap getMap(){return map;}
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@Override
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public Iterator<E> iterator() {
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return (Iterator<E>)map.keySet().iterator();
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}
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@Override
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public int size() {
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return map.size();
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}
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@Override
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public boolean isEmpty() {
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return map.isEmpty();
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}
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@Override
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public boolean contains(Object o) {
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return map.containsKey(o);
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}
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public boolean add(ItemStack aStack) {
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if (GT_Utility.isStackInvalid(aStack)) return false;
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return map.put(new GT_ItemStack(aStack), OBJECT)==null;
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}
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@Override
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public boolean add(E e) {
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return map.put(e, OBJECT)==null;
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}
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@Override
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public boolean remove(Object o) {
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return map.remove(o)==OBJECT;
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}
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@Override
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public void clear() {
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map.clear();
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}
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} |