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annotate core/src/luan/impl/MtGetterLink.java @ 195:24ede40ee0aa

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make MetatableGetter DeepCloneable, scoped, and secure git-svn-id: https://luan-java.googlecode.com/svn/trunk@196 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Thu, 03 Jul 2014 08:19:48 +0000
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195
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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diff changeset
1 package luan.impl;
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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2
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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3 import luan.MetatableGetter;
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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4 import luan.LuanTable;
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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5 import luan.DeepCloneable;
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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6 import luan.DeepCloner;
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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9 final class MtGetterLink implements DeepCloneable<MtGetterLink> {
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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10 private MetatableGetter mg;
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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11 private MtGetterLink next;
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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13 private MtGetterLink() {}
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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15 MtGetterLink(MetatableGetter mg,MtGetterLink next) {
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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16 this.mg = mg;
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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17 this.next = next;
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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18 }
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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20 LuanTable getMetatable(Object obj,MetatableGetter beforeThis) {
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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21 if( beforeThis != null ) {
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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22 if( beforeThis==mg )
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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23 beforeThis = null;
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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24 } else {
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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25 LuanTable mt = mg.getMetatable(obj);
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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26 if( mt != null )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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27 return mt;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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28 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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29 return next==null ? null : next.getMetatable(obj,beforeThis);
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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30 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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32 boolean contains(MetatableGetter mg) {
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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33 return this.mg==mg || next!=null && next.contains(mg);
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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34 }
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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36 @Override public MtGetterLink shallowClone() {
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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37 return new MtGetterLink();
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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38 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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39
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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40 @Override public void deepenClone(MtGetterLink clone,DeepCloner cloner) {
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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41 clone.mg = cloner.deepClone(mg);
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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42 clone.next = cloner.deepClone(next);
24ede40ee0aa make MetatableGetter DeepCloneable, scoped, and secure
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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43 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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44 }