/* | |
* 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.text.NumberFormat; | |
import java.util.Locale; | |
import org.apache.uima.cas.Type; | |
import org.apache.uima.cas.text.AnnotationFS; | |
import org.apache.uima.ruta.RutaEnvironment; | |
import org.apache.uima.ruta.RutaStream; | |
import org.apache.uima.ruta.expression.string.IStringExpression; | |
import org.apache.uima.ruta.rule.EvaluatedCondition; | |
import org.apache.uima.ruta.rule.MatchContext; | |
import org.apache.uima.ruta.rule.RuleElement; | |
import org.apache.uima.ruta.visitor.InferenceCrowd; | |
public class ParseCondition extends AbstractRutaCondition { | |
private final String var; | |
private IStringExpression localeExpr; | |
public ParseCondition(String var) { | |
super(); | |
this.var = var; | |
} | |
public ParseCondition(String var, IStringExpression localeExpr) { | |
super(); | |
this.var = var; | |
this.localeExpr = localeExpr; | |
} | |
@Override | |
public EvaluatedCondition eval(MatchContext context, RutaStream stream, InferenceCrowd crowd) { | |
AnnotationFS annotation = context.getAnnotation(); | |
RuleElement element = context.getElement(); | |
String text = annotation.getCoveredText(); | |
RutaEnvironment env = element.getParent().getEnvironment(); | |
Class<?> type = env.getVariableType(var); | |
NumberFormat nf = null; | |
String locale = annotation.getCAS().getDocumentLanguage(); | |
if (localeExpr != null) { | |
locale = localeExpr.getStringValue(context, stream); | |
} | |
if (locale == null) { | |
locale = "x-unspecified"; | |
} | |
nf = NumberFormat.getInstance(Locale.forLanguageTag(locale)); | |
try { | |
if (Integer.class.equals(type)) { | |
Number parse = nf.parse(text); | |
env.setVariableValue(var, parse.intValue()); | |
return new EvaluatedCondition(this, true); | |
} else if (Double.class.equals(type)) { | |
Number parse = nf.parse(text); | |
env.setVariableValue(var, parse.doubleValue()); | |
return new EvaluatedCondition(this, true); | |
} else if (Float.class.equals(type)) { | |
Number parse = nf.parse(text); | |
env.setVariableValue(var, parse.floatValue()); | |
return new EvaluatedCondition(this, true); | |
} else if (String.class.equals(type)) { | |
env.setVariableValue(var, text); | |
return new EvaluatedCondition(this, true); | |
} else if (Boolean.class.equals(type)) { | |
env.setVariableValue(var, Boolean.valueOf(text)); | |
return new EvaluatedCondition(this, true); | |
} else if (Type.class.equals(type)) { | |
Type value = stream.getCas().getTypeSystem().getType(text); | |
env.setVariableValue(var, value); | |
return new EvaluatedCondition(this, true); | |
} else { | |
return new EvaluatedCondition(this, false); | |
} | |
} catch (Exception e) { | |
return new EvaluatedCondition(this, false); | |
} | |
} | |
public String getVar() { | |
return var; | |
} | |
public IStringExpression getLocaleExpr() { | |
return localeExpr; | |
} | |
public void setLocaleExpr(IStringExpression localeExpr) { | |
this.localeExpr = localeExpr; | |
} | |
} |