/* | |
* 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.expression.number; | |
import java.util.List; | |
import org.apache.uima.cas.text.AnnotationFS; | |
import org.apache.uima.ruta.RutaBlock; | |
import org.apache.uima.ruta.RutaStream; | |
public class ComposedNumberExpression extends AbstractNumberExpression { | |
private final List<INumberExpression> expressions; | |
private final List<String> ops; | |
public ComposedNumberExpression(List<INumberExpression> expressions, List<String> ops) { | |
super(); | |
this.expressions = expressions; | |
this.ops = ops; | |
} | |
public double getDoubleValue(RutaBlock parent, AnnotationFS annotation, RutaStream stream) { | |
INumberExpression numberExpression = getExpressions().get(0); | |
if (numberExpression == null) { | |
return 0; | |
} | |
double result = numberExpression.getDoubleValue(parent, null, stream); | |
for (int i = 0; i < getOperators().size(); i++) { | |
double second = 0; | |
if (getExpressions().size() > i + 1) { | |
second = getExpressions().get(i + 1).getDoubleValue(parent, null, stream); | |
} | |
result = calculate(result, second, getOperators().get(i)); | |
} | |
return result; | |
} | |
public float getFloatValue(RutaBlock parent, AnnotationFS annotation, RutaStream stream) { | |
INumberExpression numberExpression = getExpressions().get(0); | |
if (numberExpression == null) { | |
return 0; | |
} | |
float result = numberExpression.getFloatValue(parent, null, stream); | |
for (int i = 0; i < getOperators().size(); i++) { | |
float second = 0; | |
if (getExpressions().size() > i + 1) { | |
second = getExpressions().get(i + 1).getFloatValue(parent, null, stream); | |
} | |
result = calculate(result, second, getOperators().get(i)); | |
} | |
return result; | |
} | |
public int getIntegerValue(RutaBlock parent, AnnotationFS annotation, RutaStream stream) { | |
int result = getExpressions().get(0).getIntegerValue(parent, annotation, stream); | |
for (int i = 0; i < getOperators().size(); i++) { | |
int second = 0; | |
if (getExpressions().size() > i + 1) { | |
second = getExpressions().get(i + 1).getIntegerValue(parent, annotation, stream); | |
} | |
result = calculate(result, second, getOperators().get(i)); | |
} | |
return result; | |
} | |
@Override | |
public String getStringValue(RutaBlock parent, AnnotationFS annotation, RutaStream stream) { | |
return "" + getDoubleValue(parent, null, stream); | |
} | |
public List<INumberExpression> getExpressions() { | |
return expressions; | |
} | |
public List<String> getOperators() { | |
return ops; | |
} | |
} |