org.fuin.utils4j.filter
Class ComparableFilter.Operator

java.lang.Object
  org.fuin.utils4j.filter.ComparableFilter.Operator

Enclosing class:

ComparableFilter

public static final class ComparableFilter.Operator
extends java.lang.Object

Operators for compare operations.

Field Summary

static ComparableFilter.Operator	EQ Equal.
static ComparableFilter.Operator	GT Greater than.
static ComparableFilter.Operator	GTE Greater than or equal.
static ComparableFilter.Operator[]	INSTANCES List of all known instances.
static ComparableFilter.Operator	LT Less than.
static ComparableFilter.Operator	LTE Less than or equal.

Method Summary

java.lang.String	getId() Returns the unique name of the operator.
static ComparableFilter.Operator	getInstance(java.lang.String id) Returns an instance for a given id.
java.lang.String	getSign() Returns the symbol for the operator.
static boolean	isValid(java.lang.String id) Determines if a given id is valid.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

LT

public static final ComparableFilter.Operator LT

Less than.

LTE

public static final ComparableFilter.Operator LTE

Less than or equal.

EQ

public static final ComparableFilter.Operator EQ

Equal.

GT

public static final ComparableFilter.Operator GT

Greater than.

GTE

public static final ComparableFilter.Operator GTE

Greater than or equal.

INSTANCES

public static final ComparableFilter.Operator[] INSTANCES

List of all known instances.

Method Detail

getId

public final java.lang.String getId()

Returns the unique name of the operator.

Returns:

ID.

getSign

public final java.lang.String getSign()

Returns the symbol for the operator.

Returns:

Sign.

isValid

public static boolean isValid(java.lang.String id)

Determines if a given id is valid.

Parameters:

id - Name to check - Cannot be null.

Returns:

If the name is valid true else false.

getInstance

public static ComparableFilter.Operator getInstance(java.lang.String id)

Returns an instance for a given id.

Parameters:

id - Name to return an instance for - Cannot be null and must be a valid name.

Returns:

Instance.

toString

public final java.lang.String toString()

Overrides:

toString in class java.lang.Object