/*
* Copyright 2013
* Ubiquitous Knowledge Processing (UKP) Lab
* Technische Universität Darmstadt
*
* 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 de.tudarmstadt.ukp.dkpro.core.opennlp.internal;
import static java.util.Collections.singletonMap;
import java.util.Map;
import java.util.Set;
import java.util.TreeSet;
import opennlp.tools.ml.model.MaxentModel;
import de.tudarmstadt.ukp.dkpro.core.api.metadata.TagsetBase;
public class OpenNlpTagsetDescriptionProvider
extends TagsetBase
{
private String name;
private String layer;
private MaxentModel model;
private String tagSplitPattern;
public OpenNlpTagsetDescriptionProvider(String aName, Class<?> aLayer, MaxentModel aModel)
{
name = aName;
layer = aLayer.getName();
model = aModel;
}
public void setTagSplitPattern(String aTagSplitPattern)
{
tagSplitPattern = aTagSplitPattern;
}
@Override
public Map<String, String> getLayers()
{
return singletonMap(layer, name);
}
@Override
public Set<String> listTags(String aLayer, String aTagsetName)
{
Set<String> tagSet = new TreeSet<String>();
for (int i = 0; i < model.getNumOutcomes(); i++) {
String tag = model.getOutcome(i);
if (tagSplitPattern != null) {
tag = tag.split(tagSplitPattern)[0];
}
tagSet.add(tag);
}
return tagSet;
}
public MaxentModel getModel()
{
return model;
}
}