org.hkijena.jipipe.extensions.expressions

Class DataAnnotationQueryExpression

java.lang.Object

org.hkijena.jipipe.extensions.expressions.AbstractExpressionParameter

org.hkijena.jipipe.extensions.expressions.DefaultExpressionParameter

org.hkijena.jipipe.extensions.expressions.DataAnnotationQueryExpression

public class DataAnnotationQueryExpression
extends DefaultExpressionParameter

An expression that is used to query annotations

Nested Class Summary

Nested classes/interfaces inherited from class org.hkijena.jipipe.extensions.expressions.DefaultExpressionParameter

DefaultExpressionParameter.List

Constructor Summary

Constructors

Constructor and Description
DataAnnotationQueryExpression()
DataAnnotationQueryExpression(AbstractExpressionParameter other)
DataAnnotationQueryExpression(String expression)

Method Summary

Modifier and Type	Method and Description
List<JIPipeDataAnnotation>	queryAll(Collection<JIPipeDataAnnotation> annotations) Returns all annotations that match the query
JIPipeDataAnnotation	queryFirst(Collection<JIPipeDataAnnotation> annotations) Generates an annotation value

Methods inherited from class org.hkijena.jipipe.extensions.expressions.DefaultExpressionParameter

getAdditionalUIVariables, getEvaluator, getEvaluatorInstance, setAdditionalUIVariables

Methods inherited from class org.hkijena.jipipe.extensions.expressions.AbstractExpressionParameter

evaluate, evaluateToBoolean, evaluateToColor, evaluateToDouble, evaluateToFloat, evaluateToInteger, evaluateToNumber, evaluateToString, getExpression, isEmpty, setExpression, test, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

DataAnnotationQueryExpression

public DataAnnotationQueryExpression()

DataAnnotationQueryExpression

public DataAnnotationQueryExpression(String expression)

DataAnnotationQueryExpression

public DataAnnotationQueryExpression(AbstractExpressionParameter other)

Method Detail

queryFirst

public JIPipeDataAnnotation queryFirst(Collection<JIPipeDataAnnotation> annotations)

Generates an annotation value

Parameters:

annotations - existing annotations for the data

Returns:

the annotation that matches the query or null if none matches

queryAll

public List<JIPipeDataAnnotation> queryAll(Collection<JIPipeDataAnnotation> annotations)

Returns all annotations that match the query

Parameters:

annotations - existing annotations for the data

Returns:

the annotation that matches the query or null if none matches