Package org.apache.uima.ruta.condition

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

/*
* 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.List;

import org.apache.uima.cas.text.AnnotationFS;
import org.apache.uima.ruta.RutaStream;
import org.apache.uima.ruta.expression.list.StringListExpression;
import org.apache.uima.ruta.expression.resource.WordListExpression;
import org.apache.uima.ruta.expression.string.IStringExpression;
import org.apache.uima.ruta.resource.RutaWordList;
import org.apache.uima.ruta.rule.EvaluatedCondition;
import org.apache.uima.ruta.rule.RuleElement;
import org.apache.uima.ruta.visitor.InferenceCrowd;

public class InListCondition extends TerminalRutaCondition {

  private WordListExpression listExpr;

  private StringListExpression stringList;

  private IStringExpression arg;

  public InListCondition(WordListExpression listExpr, IStringExpression arg) {
    super();
    this.listExpr = listExpr;
    this.arg = arg;
  }

  public InListCondition(StringListExpression list, IStringExpression arg) {
    super();
    this.stringList = list;
    this.arg = arg;
  }

  @Override
  public EvaluatedCondition eval(AnnotationFS annotation, RuleElement element, RutaStream stream,
          InferenceCrowd crowd) {
    String text = annotation.getCoveredText();
    if(arg != null) {
      text = arg.getStringValue(element.getParent(), annotation, stream);
    }
    if(text == null) {
      return new EvaluatedCondition(this, false);
    }
    if (stringList == null) {
      RutaWordList wordList = listExpr.getList(element.getParent());
      return new EvaluatedCondition(this, wordList.contains(text, false, 0, null, 0, true));
    }
    List<String> sList = stringList.getList(element.getParent(), stream);
    boolean contains = sList.contains(text);
    return new EvaluatedCondition(this, contains);
  }

  public WordListExpression getListExpression() {
    return listExpr;
  }

  public StringListExpression getStringList() {
    return stringList;
  }

  public IStringExpression getArg() {
    return arg;
  }

}
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