public final class DocBoost extends FieldExpression
NOTE: Documents will get a boost scaled between 1.0 and 0.0 based on the order specified, with the first document specified getting a boost of 1.0.
FieldExpression.StringMode
alias, EMPTY_ARRAY
Constructor and Description |
---|
DocBoost(List<String> ids) |
DocBoost(List<String> ids,
String alias) |
DocBoost(String... ids) |
Modifier and Type | Method and Description |
---|---|
boolean |
equalsIgnoreAlias(FieldExpression other)
Returns
true if other is the same as this , with the exception of alias. |
String[] |
getIds()
Get the Ids for the documents to boost.
|
SchemaField.Type |
getType(Schema schema)
Resolve the type for this expression.
|
boolean |
hasChildren()
Returns
true if this field expression has any sub FieldExpressions. |
int |
hashCode() |
boolean |
isConstant()
Returns
true if this field expression evaluates to a constant value. |
FieldExpression |
rewriteChildren(FieldExpressionHandler handler)
Traverse this FieldExpression using
handler to visit/rewrite direct child elements if this expression. |
void |
setIds(List<String> value)
Set the Ids for the documents to boost.
|
void |
setIds(String... value)
Set the Ids for the documents to boost.
|
protected void |
toString(StringBuilder buffer,
FieldExpression.StringMode mode)
Writes the string representation of this field expression to
buffer . |
as, clone, containsAlias, copyOf, equals, equalsIgnoreAlias, getAlias, getDefaultAlias, getFieldName, handleFieldExpression, isConstant, quote, rewrite, rewrite, setAlias, toString, toString
public DocBoost(String... ids)
public boolean hasChildren()
true
if this field expression has any sub FieldExpressions.hasChildren
in class FieldExpression
public SchemaField.Type getType(Schema schema)
getType
in class FieldExpression
public boolean isConstant()
true
if this field expression evaluates to a constant value.isConstant
in class FieldExpression
public String[] getIds()
public void setIds(String... value)
public FieldExpression rewriteChildren(FieldExpressionHandler handler)
handler
to visit/rewrite direct child elements if this expression.
NOTE: this method traverses direct child expressions (if any) only.
rewriteChildren
in class FieldExpression
protected void toString(StringBuilder buffer, FieldExpression.StringMode mode)
buffer
.
NOTE: the alias will not be written to buffer by this function.
toString
in class FieldExpression
public boolean equalsIgnoreAlias(FieldExpression other)
true
if other
is the same as this
, with the exception of alias.equalsIgnoreAlias
in class FieldExpression
public int hashCode()
hashCode
in class FieldExpression
Copyright © 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.