public final class DateExtract extends UnaryFieldExpression
FieldExpression.StringModeexpressionalias, EMPTY_ARRAY| Constructor and Description |
|---|
DateExtract(CalendarField field,
FieldExpression expression)
Construct a new CalendarField to apply to a
FieldExpression with an alias. |
DateExtract(CalendarField field,
String fieldName)
Construct a new DateExtract to apply to a field with an alias.
|
| Modifier and Type | Method and Description |
|---|---|
DateExtract |
clone() |
protected FieldExpression |
clone(FieldExpression e)
Create a new instance of this FieldExpression, with a different argument.
|
CalendarField |
getCalendarField()
Get the field requested.
|
SchemaField.Type |
getType(Schema schema)
Resolve the type for this expression.
|
int |
hashCode() |
protected boolean |
parametersEqual(FieldExpression other)
Returns
true if other's parameters are the same as this. |
protected void |
toString(StringBuilder buffer,
FieldExpression.StringMode mode)
Writes the string representation of this field expression to
buffer. |
equalsIgnoreAlias, getExpression, getFieldName, hasChildren, isConstant, rewrite, rewriteChildren, setExpressionas, containsAlias, copyOf, equals, equalsIgnoreAlias, getAlias, getDefaultAlias, handleFieldExpression, isConstant, quote, rewrite, setAlias, toString, toStringpublic DateExtract(CalendarField field, String fieldName)
public DateExtract(CalendarField field, FieldExpression expression)
FieldExpression with an alias.public SchemaField.Type getType(Schema schema)
getType in class FieldExpressionpublic CalendarField getCalendarField()
protected void toString(StringBuilder buffer, FieldExpression.StringMode mode)
buffer.
NOTE: the alias will not be written to buffer by this function.
toString in class FieldExpressionprotected boolean parametersEqual(FieldExpression other)
true if other's parameters are the same as this.parametersEqual in class UnaryFieldExpressionpublic int hashCode()
hashCode in class UnaryFieldExpressionpublic DateExtract clone()
clone in class UnaryFieldExpressionprotected FieldExpression clone(FieldExpression e)
clone in class UnaryFieldExpressionCopyright © 2018 Attivio, Inc. All Rights Reserved.
PATENT NOTICE: Attivio, Inc. Software Related Patents. With respect to the Attivio software product(s) being used, the following patents apply: Querying Joined Data Within A Search Engine Index: United States Patent No.(s): 8,073,840. Ordered Processing of Groups of Messages: U.S. Patent No.(s) 8,495,656. Signal processing approach to sentiment analysis for entities in documents: U.S. Patent No.(s) 8,725,494. Other U.S. and International Patents Pending.