Package es.bsc.dataclay.util.filtering

Class Condition

java.lang.Object

es.bsc.dataclay.util.filtering.Condition

public final class Condition
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Condition.ConditionOp	Accepted operations for the condition check.
static class	Condition.ConditionValueType	Accepted types for condition attributes.

Field Summary

Fields

Modifier and Type	Field	Description
static String	NESTED_ATTR_DELIMITER

Constructor Summary

Constructors

Constructor	Description
Condition(String attribute, Condition.ConditionOp operation, String value)	Basic constructor.

Method Summary

Modifier and Type	Method	Description
Predicate	asPredicate()
static String	buildMultiAndCondition(String[] attrs, Condition.ConditionOp[] ops, String[] values)
static String	buildMultiOrMultiAndCondition(String[][] attrs, Condition.ConditionOp[][] ops, String[][] values)
static String	buildStringCondition(String attr, Condition.ConditionOp op, String value)
boolean	matches(Object o)	Check if the object matches current condition.
Comparable	valueAsObject(Class type)	Retrieve the object representing the value of the current condition, considering provided class type.

Methods inherited from class java.lang.Object

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

Field Detail

NESTED_ATTR_DELIMITER

public static String NESTED_ATTR_DELIMITER

Constructor Detail

Condition

public Condition(String attribute,
                 Condition.ConditionOp operation,
                 String value)

Basic constructor.

Method Detail

matches

public boolean matches(Object o)

Check if the object matches current condition.

Parameters:

o - object to be checked.

Returns:

true if the object matches current condition, false otherwise.

asPredicate

public Predicate asPredicate()

valueAsObject

public Comparable valueAsObject(Class type)

Retrieve the object representing the value of the current condition, considering provided class type.

Parameters:

type - class to be considered for the object .

Returns:

the value represented as an instance of the given type with the value of the condition.

Throws:

DataClayException - if the type is not supported.

buildStringCondition

public static String buildStringCondition(String attr,
                                          Condition.ConditionOp op,
                                          String value)

buildMultiAndCondition

public static String buildMultiAndCondition(String[] attrs,
                                            Condition.ConditionOp[] ops,
                                            String[] values)

buildMultiOrMultiAndCondition

public static String buildMultiOrMultiAndCondition(String[][] attrs,
                                                   Condition.ConditionOp[][] ops,
                                                   String[][] values)