/*******************************************************************************
* Copyright 2014 Analog Devices, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
********************************************************************************/
package com.analog.lyric.dimple.model.domains;
import java.util.Comparator;
import org.eclipse.jdt.annotation.Nullable;
import com.analog.lyric.collect.Comparators;
import com.analog.lyric.dimple.exceptions.DimpleException;
import com.analog.lyric.dimple.model.values.Value;
public class LargeJointDomainIndexer extends JointDomainIndexer
{
/*-------
* State
*/
private static final long serialVersionUID = 1L;
/*--------------
* Construction
*/
LargeJointDomainIndexer(DiscreteDomain[] domains)
{
super(domains);
}
LargeJointDomainIndexer(int hashCode, DiscreteDomain[] domains)
{
super(hashCode, domains);
}
/*------------------
* Directed methods
*/
@Override
public Comparator<int[]> getIndicesComparator()
{
return Comparators.reverseLexicalIntArray();
}
@Override
public boolean supportsJointIndexing()
{
return false;
}
@Override
public boolean supportsOutputIndexing()
{
return false;
}
/*---------------------------------------
* Unsupported joint index based methods
*/
@Override
public int getCardinality()
{
throw noJointIndexing("getCardinality");
}
@Override
public int getOutputCardinality()
{
throw noJointIndexing("getOutputCardinality");
}
@Override
public int getStride(int i)
{
throw noJointIndexing("getStride");
}
@Override
public int getSumOfDomainSizes()
{
// FIXME - could allow if small enough...
throw noJointIndexing("getSumOfDomainSizes");
}
@Override
public int getUndirectedStride(int i)
{
throw noJointIndexing("getUndirectedStride");
}
@Override
public int undirectedJointIndexFromElements(Object... elements)
{
throw noJointIndexing("undirectedJointIndexFromElements");
}
@Override
public int undirectedJointIndexFromIndices(int... indices)
{
throw noJointIndexing("undirectedJointIndexFromIndices");
}
@Override
public int undirectedJointIndexFromValues(Value ... values)
{
throw noJointIndexing("undirectedJointIndexFromValues");
}
@Override
public <T> T[] undirectedJointIndexToElements(int jointIndex, @Nullable T[] elements)
{
throw noJointIndexing("undirectedJointIndexToElements");
}
@Override
public Value[] undirectedJointIndexToValues(int jointIndex, Value[] values)
{
throw noJointIndexing("undirectedJointIndexToElements");
}
@Override
public int undirectedJointIndexToElementIndex(int jointIndex, int domainIndex)
{
throw noJointIndexing("undirectedJointIndexToElementIndex");
}
@Override
public int[] undirectedJointIndexToIndices(int jointIndex, @Nullable int[] indices)
{
throw noJointIndexing("undirectedJointIndexToIndices");
}
static DimpleException noJointIndexing(String method)
{
return new DimpleException("%s' not supported for very large joint domain cardinality", method);
}
}