Package org.apache.uima.ruta.condition

Source Code of org.apache.uima.ruta.condition.MOfNCondition

/*
* 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.condition;

import java.util.ArrayList;
import java.util.List;

import org.apache.uima.cas.text.AnnotationFS;
import org.apache.uima.ruta.RutaStream;
import org.apache.uima.ruta.expression.number.INumberExpression;
import org.apache.uima.ruta.rule.EvaluatedCondition;
import org.apache.uima.ruta.rule.RuleElement;
import org.apache.uima.ruta.visitor.InferenceCrowd;

public class MOfNCondition extends ComposedRutaCondition {

  private final INumberExpression min;

  private final INumberExpression max;

  public MOfNCondition(List<AbstractRutaCondition> conditions, INumberExpression min,
          INumberExpression max) {
    super(conditions);
    this.min = min;
    this.max = max;
  }

  @Override
  public EvaluatedCondition eval(AnnotationFS annotation, RuleElement element, RutaStream stream,
          InferenceCrowd crowd) {
    int result = 0;
    List<EvaluatedCondition> evals = new ArrayList<EvaluatedCondition>();
    for (AbstractRutaCondition each : conditions) {
      crowd.beginVisit(each, null);
      EvaluatedCondition eval = each.eval(annotation, element, stream, crowd);
      crowd.endVisit(each, null);
      evals.add(eval);
      if (eval.isValue()) {
        result++;
      }
    }
    boolean value = result >= min.getIntegerValue(element.getParent(), annotation, stream)
            && result <= max.getIntegerValue(element.getParent(), annotation, stream);
    return new EvaluatedCondition(this, value, evals);
  }

  public INumberExpression getMin() {
    return min;
  }

  public INumberExpression getMax() {
    return max;
  }
}
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