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1578
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1 package luan;
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2
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3 import java.util.Map;
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4 import java.util.Collection;
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5
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6
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7 public interface LuanMutable {
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8 public boolean isImmutable();
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9 public void makeImmutable();
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10
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11 public static void makeImmutable(LuanMutable obj) {
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12 if( obj==null )
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13 return;
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14 obj.makeImmutable();
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15 }
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16
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17 public static void makeImmutable(Object[] a) {
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18 if( a==null )
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19 return;
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20 for( Object obj : a ) {
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21 makeImmutable(obj);
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22 }
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23 }
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24
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25 public static void makeImmutable(Map map) {
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26 if( map==null )
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27 return;
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28 for( Object stupid : map.entrySet() ) {
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29 Map.Entry entry = (Map.Entry)stupid;
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30 makeImmutable(entry.getKey());
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31 makeImmutable(entry.getValue());
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32 }
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33 }
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34
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35 public static void makeImmutable(Collection col) {
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36 if( col==null )
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37 return;
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38 for( Object obj : col ) {
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39 makeImmutable(obj);
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40 }
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41 }
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42
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43 public static void makeImmutable(Object obj) {
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44 if( obj instanceof LuanMutable )
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45 makeImmutable((LuanMutable)obj);
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46 else if( obj instanceof Object[] )
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47 makeImmutable((Object[])obj);
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48 else if( obj instanceof Map )
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49 makeImmutable((Map)obj);
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50 else if( obj instanceof Collection )
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51 makeImmutable((Collection)obj);
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52 }
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53 }
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