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Java > Open Source Codes > gnu > mapping > Procedure3


1 package gnu.mapping;
2
3 /**
4  * Abstract class for 3-argument Scheme procedures..
5  * @author Per Bothner
6  */
7
8 public abstract class Procedure3 extends Procedure
9 {
10   public Procedure3 ()
11   {
12     super();
13   }
14
15   public Procedure3(java.lang.String JavaDoc n)
16   {
17     super(n);
18   }
19
20   public int numArgs() { return 0x3003; }
21
22   public Object JavaDoc apply0 ()
23   {
24     throw new WrongArguments(this, 0);
25   }
26
27   public Object JavaDoc apply1 (Object JavaDoc arg1)
28   {
29     throw new WrongArguments(this, 1);
30   }
31
32   public Object JavaDoc apply2 (Object JavaDoc arg1, Object JavaDoc arg2)
33   {
34     throw new WrongArguments(this, 2);
35   }
36
37   public abstract Object JavaDoc apply3 (Object JavaDoc arg1, Object JavaDoc arg2, Object JavaDoc arg3) throws Throwable JavaDoc;
38
39   public Object JavaDoc apply4 (Object JavaDoc arg1, Object JavaDoc arg2, Object JavaDoc arg3, Object JavaDoc arg4)
40   {
41     throw new WrongArguments(this, 4);
42   }
43
44   public Object JavaDoc applyN (Object JavaDoc[] args) throws Throwable JavaDoc
45   {
46     if (args.length != 3)
47       throw new WrongArguments(this, args.length);
48     return apply3 (args[0], args[1], args[2]);
49   }
50 }
51
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