/* | |
* Licensed to the Apache Software Foundation (ASF) under one | |
* or more contributor license agreements. See the NOTICE file | |
* distributed with this work for additional information | |
* regarding copyright ownership. The ASF licenses this file | |
* to you 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 org.apache.uima.ruta.action; | |
import java.util.ArrayList; | |
import java.util.List; | |
import org.apache.uima.ruta.RutaStream; | |
import org.apache.uima.ruta.block.RutaBlock; | |
import org.apache.uima.ruta.expression.IRutaExpression; | |
import org.apache.uima.ruta.expression.list.ListExpression; | |
import org.apache.uima.ruta.expression.string.IStringExpression; | |
import org.apache.uima.ruta.rule.MatchContext; | |
import org.apache.uima.ruta.rule.RuleElement; | |
import org.apache.uima.ruta.visitor.InferenceCrowd; | |
public class GetAction extends AbstractRutaAction { | |
private ListExpression<IRutaExpression> listExpr; | |
private String var; | |
private IStringExpression opExpr; | |
public GetAction(ListExpression<IRutaExpression> f, String string, IStringExpression op) { | |
super(); | |
this.listExpr = f; | |
this.var = string; | |
this.opExpr = op; | |
} | |
@Override | |
public void execute(MatchContext context, RutaStream stream, InferenceCrowd crowd) { | |
context.getRuleMatch(); | |
RuleElement element = context.getElement(); | |
RutaBlock parent = element.getParent(); | |
String op = opExpr.getStringValue(context, stream); | |
List<?> list = listExpr.getList(context, stream); | |
if ("dominant".equals(op)) { | |
parent.getEnvironment().setVariableValue(var, getDominant(list, parent)); | |
} | |
} | |
private Object getDominant(List<?> list, RutaBlock parent) { | |
List<Object> objs = new ArrayList<Object>(); | |
List<Integer> counts = new ArrayList<Integer>(); | |
for (Object each : list) { | |
Object value = each;// getValue(each, parent); | |
if (objs.contains(value)) { | |
int indexOf = objs.indexOf(value); | |
Integer i = counts.get(indexOf); | |
counts.set(indexOf, ++i); | |
} else { | |
counts.add(1); | |
objs.add(each); | |
} | |
} | |
Object dominant = null; | |
int dominantCount = -1; | |
int i = 0; | |
for (Object each : objs) { | |
int count = counts.get(i++); | |
if (count > dominantCount) { | |
dominantCount = count; | |
dominant = each; | |
} | |
} | |
return dominant; | |
} | |
public ListExpression<IRutaExpression> getListExpr() { | |
return listExpr; | |
} | |
public String getVar() { | |
return var; | |
} | |
public IStringExpression getOpExpr() { | |
return opExpr; | |
} | |
} |