Mercurial Hosting > luan

comparison src/luan/LuanCloner.java @ 785:d69d3c51c44e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
more work on incremental cloning
author Franklin Schmidt <fschmidt@gmail.com>
date Thu, 01 Sep 2016 21:32:28 -0600
parents 6a7c6879158d
children e0cf0d108a77
comparison
equal deleted inserted replaced
784:6a7c6879158d 785:d69d3c51c44e
4 import java.util.HashMap; 4 import java.util.HashMap;
5 import java.util.IdentityHashMap; 5 import java.util.IdentityHashMap;
6 6
7 7
8 public final class LuanCloner { 8 public final class LuanCloner {
9 public final boolean deep; 9 public enum Type { COMPLETE, INCREMENTAL }
10
11 public final Type type;
10 private final Map cloned = new IdentityHashMap(); 12 private final Map cloned = new IdentityHashMap();
11 13
12 public LuanCloner(boolean deep) { 14 public LuanCloner(Type type) {
13 this.deep = deep; 15 this.type = type;
14 } 16 }
15 17
16 public LuanCloneable clone(LuanCloneable obj) { 18 public LuanCloneable clone(LuanCloneable obj) {
17 if( obj==null ) 19 if( obj==null )
18 return null; 20 return null;
60 return clone((Object[])obj); 62 return clone((Object[])obj);
61 if( obj instanceof Map ) 63 if( obj instanceof Map )
62 return clone((Map)obj); 64 return clone((Map)obj);
63 return obj; 65 return obj;
64 } 66 }
65 /*
66 public Object check(Object obj) {
67 if( deep )
68 throw new RuntimeException();
69 if( !(obj instanceof LuanCloneable) )
70 return obj;
71 LuanCloneable lc = (LuanCloneable)obj;
72 return lc.getCloner() == this ? lc : clone(lc);
73 }
74 */
75 } 67 }