Examples of cc.mallet.grmm.util.MIntInt2ObjectMap

Hash map that maps integer pairs to objects. This uses much less space than an 2d array, if the mapping is sparse. Created: Dec 14, 2005 @author

    return new TestSuite (TestMIntInt2ObjectMap.class);
  }


  public void testReverse ()
  {
    MIntInt2ObjectMap map = new MIntInt2ObjectMap ();
    map.put (0, 2, "A");
    map.put (2, 0, "a");
    map.put (0, 5, "C");
    map.put (3, 1, "D");
    map.put (2, 0, "aa");


    assertEquals (4, map.size ());
    assertEquals ("A", map.get (0, 2));
    assertEquals ("aa", map.get (2, 0));
  }

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    assertEquals ("aa", map.get (2, 0));
  }


  public void testSerializable () throws IOException, ClassNotFoundException
  {
    MIntInt2ObjectMap map = new MIntInt2ObjectMap ();
    map.put (0, 2, "A");
    map.put (2, 0, "a");
    map.put (0, 5, "C");
    map.put (3, 1, "D");
    map.put (2, 0, "aa");


    MIntInt2ObjectMap map2 = (MIntInt2ObjectMap) TestSerializable.cloneViaSerialization (map);
    assertEquals (4, map2.size ());
    assertEquals ("A", map2.get (0, 2));
    assertEquals ("aa", map2.get (2, 0));


  }

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  public MessageArray (FactorGraph fg)
  {
    this.fg = fg;
    numV = fg.numVariables ();
    numF = fg.factors ().size();
    messages = new MIntInt2ObjectMap (numV + numV);
    inLogSpace = (fg.getFactor (0) instanceof LogTableFactor);
  }

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  }




  public MIntInt2ObjectMap deepCopy (MIntInt2ObjectMap msgs)
  {
    MIntInt2ObjectMap copy = new MIntInt2ObjectMap (numV + numF);
    int[] keys1 = msgs.keys1 ();
    for (int i = 0; i < keys1.length; i++) {
      int k1 = keys1[i];
      ToMsgsIterator msgIt = new ToMsgsIterator (msgs, k1);
      while (msgIt.hasNext ()) {
        Factor msg = msgIt.next ();
        int from = msgIt.currentFromIdx ();
        copy.put (k1, from, msg.duplicate ());
      }
    }
    return copy;
  }

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