Package org.ehrbase.client.aql.condition

Class ComparisonOperator<T>

java.lang.Object

org.ehrbase.client.aql.condition.ComparisonOperator<T>

All Implemented Interfaces:

Condition

public class ComparisonOperator<T>
extends Object
implements Condition

Field Summary

Fields

Modifier and Type	Field	Description
protected SelectAqlField<T>	compareField
protected SelectAqlField<T>	field
protected Parameter<T>	parameter
protected AqlValue	value

Constructor Summary

Constructors

Constructor	Description
ComparisonOperator(String symbol, SelectAqlField<T> field, SelectAqlField<T> compereField)
ComparisonOperator(String symbol, SelectAqlField<T> field, Parameter<T> parameter)
ComparisonOperator(String symbol, SelectAqlField<T> field, T value)

Method Summary

Modifier and Type	Method	Description
String	buildAql(Containment ehrContainment)
static <T> Condition	fieldComparison(SelectAqlField<T> field, String symbol, SelectAqlField<T> compareField)
protected String	getSymbol()
static <T> Condition	parameterComparison(SelectAqlField<T> field, String symbol, Parameter<T> parameter)
static <T> Condition	valueComparison(SelectAqlField<T> field, String symbol, T value)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.ehrbase.client.aql.condition.Condition

and, not, or

Field Detail

field

protected final SelectAqlField<T> field

value

protected final AqlValue value

parameter

protected final Parameter<T> parameter

compareField

protected final SelectAqlField<T> compareField

Constructor Detail

ComparisonOperator

public ComparisonOperator(String symbol,
                          SelectAqlField<T> field,
                          T value)

ComparisonOperator

public ComparisonOperator(String symbol,
                          SelectAqlField<T> field,
                          Parameter<T> parameter)

ComparisonOperator

public ComparisonOperator(String symbol,
                          SelectAqlField<T> field,
                          SelectAqlField<T> compereField)

Method Detail

valueComparison

public static <T> Condition valueComparison(SelectAqlField<T> field,
                                            String symbol,
                                            T value)

parameterComparison

public static <T> Condition parameterComparison(SelectAqlField<T> field,
                                                String symbol,
                                                Parameter<T> parameter)

fieldComparison

public static <T> Condition fieldComparison(SelectAqlField<T> field,
                                            String symbol,
                                            SelectAqlField<T> compareField)

buildAql

public String buildAql(Containment ehrContainment)

Specified by:

buildAql in interface Condition

getSymbol

protected String getSymbol()