Package com.yahoo.searchlib.expression
Class FloatResultNode
java.lang.Object
com.yahoo.vespa.objects.Selectable
com.yahoo.vespa.objects.Identifiable
com.yahoo.searchlib.expression.ResultNode
com.yahoo.searchlib.expression.SingleResultNode
com.yahoo.searchlib.expression.NumericResultNode
com.yahoo.searchlib.expression.FloatResultNode
- All Implemented Interfaces:
Cloneable
,Comparable<ResultNode>
This result holds a float value.
- Author:
- baldersheim, Simon Thoresen Hult
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Field Summary
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Constructor Summary
ConstructorDescriptionConstructs an empty result node.FloatResultNode
(double value) Constructs an instance of this class with given value. -
Method Summary
Modifier and TypeMethodDescriptionvoid
add
(ResultNode rhs) In-place addition of this result with another.void
divide
(ResultNode rhs) In-place division of this result with another.double
getFloat()
Returns the float representation of this result.long
Returns the integer representation of this result.static FloatResultNode
Will provide the smallest possible valueReturn a java numeric, either Double or Long, depending on the underlying container.static FloatResultNode
Will provide the largest possible valuebyte[]
getRaw()
Returns the raw byte array representation of this result.Returns the string representation of this result.int
hashCode()
void
max
(ResultNode rhs) Swaps the numerical value of this node with the larger of this and the other.void
min
(ResultNode rhs) Swaps the numerical value of this node with the smaller of this and the other.void
modulo
(ResultNode rhs) In-place modulo of this result with another.void
multiply
(ResultNode rhs) In-place multiplication of this result with another.void
negate()
Negate the value contained within the result node.protected int
onCmp
(ResultNode rhs) This method must be implemented by all subclasses of this to allow ordering of results.protected void
onDeserialize
(com.yahoo.vespa.objects.Deserializer buf) protected int
protected void
onSerialize
(com.yahoo.vespa.objects.Serializer buf) void
set
(ResultNode rhs) This method must be implemented by all subclasses of this to allow new results to be calculated.setValue
(double value) Sets the value of this result.void
visitMembers
(com.yahoo.vespa.objects.ObjectVisitor visitor) Methods inherited from class com.yahoo.searchlib.expression.NumericResultNode
getValue
Methods inherited from class com.yahoo.searchlib.expression.ResultNode
compareTo, equals
Methods inherited from class com.yahoo.vespa.objects.Identifiable
clone, create, createFromId, deserialize, deserializeOptional, deserializeWithId, equals, getClassId, getRawUtf8Bytes, getUtf8, putUtf8, registerClass, registerClass, serialize, serializeOptional, serializeWithId, toString
Methods inherited from class com.yahoo.vespa.objects.Selectable
select, select, selectMembers
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Field Details
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classId
public static final int classId
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Constructor Details
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FloatResultNode
public FloatResultNode()Constructs an empty result node. -
FloatResultNode
public FloatResultNode(double value) Constructs an instance of this class with given value.- Parameters:
value
- The value to assign to this.
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Method Details
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setValue
Sets the value of this result.- Parameters:
value
- The value to set.- Returns:
- This, to allow chaining.
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onGetClassId
protected int onGetClassId()- Overrides:
onGetClassId
in classNumericResultNode
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onSerialize
protected void onSerialize(com.yahoo.vespa.objects.Serializer buf) - Overrides:
onSerialize
in classcom.yahoo.vespa.objects.Identifiable
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onDeserialize
protected void onDeserialize(com.yahoo.vespa.objects.Deserializer buf) - Overrides:
onDeserialize
in classcom.yahoo.vespa.objects.Identifiable
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getInteger
public long getInteger()Description copied from class:ResultNode
Returns the integer representation of this result.- Specified by:
getInteger
in classResultNode
- Returns:
- The value of this.
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getFloat
public double getFloat()Description copied from class:ResultNode
Returns the float representation of this result.- Specified by:
getFloat
in classResultNode
- Returns:
- The value of this.
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getString
Description copied from class:ResultNode
Returns the string representation of this result.- Specified by:
getString
in classResultNode
- Returns:
- The value of this.
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getRaw
public byte[] getRaw()Description copied from class:ResultNode
Returns the raw byte array representation of this result.- Specified by:
getRaw
in classResultNode
- Returns:
- The value of this.
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add
Description copied from class:SingleResultNode
In-place addition of this result with another.- Specified by:
add
in classSingleResultNode
- Parameters:
rhs
- The result to add to this.
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negate
public void negate()Description copied from class:ResultNode
Negate the value contained within the result node.- Overrides:
negate
in classResultNode
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multiply
Description copied from class:NumericResultNode
In-place multiplication of this result with another.- Specified by:
multiply
in classNumericResultNode
- Parameters:
rhs
- The result to multiply with this.
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divide
Description copied from class:NumericResultNode
In-place division of this result with another.- Specified by:
divide
in classNumericResultNode
- Parameters:
rhs
- The result to divide this by.
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modulo
Description copied from class:NumericResultNode
In-place modulo of this result with another.- Specified by:
modulo
in classNumericResultNode
- Parameters:
rhs
- The result to modulo this with.
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min
Description copied from class:SingleResultNode
Swaps the numerical value of this node with the smaller of this and the other.- Specified by:
min
in classSingleResultNode
- Parameters:
rhs
- The other result to evaluate.
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max
Description copied from class:SingleResultNode
Swaps the numerical value of this node with the larger of this and the other.- Specified by:
max
in classSingleResultNode
- Parameters:
rhs
- The other result to evaluate.
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getNumber
Description copied from class:NumericResultNode
Return a java numeric, either Double or Long, depending on the underlying container.- Specified by:
getNumber
in classNumericResultNode
- Returns:
- The underlying numeric value.
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onCmp
Description copied from class:ResultNode
This method must be implemented by all subclasses of this to allow ordering of results. This method is used by theCloneable
implementation.- Specified by:
onCmp
in classResultNode
- Parameters:
rhs
- The other node to compare with.- Returns:
- Comparable result.
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hashCode
public int hashCode()- Overrides:
hashCode
in classcom.yahoo.vespa.objects.Identifiable
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visitMembers
public void visitMembers(com.yahoo.vespa.objects.ObjectVisitor visitor) - Overrides:
visitMembers
in classcom.yahoo.vespa.objects.Identifiable
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set
Description copied from class:ResultNode
This method must be implemented by all subclasses of this to allow new results to be calculated.- Specified by:
set
in classResultNode
- Parameters:
rhs
- The node to get the result from.
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getNegativeInfinity
Will provide the smallest possible value- Returns:
- the smallest possible FloatResultNode
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getPositiveInfinity
Will provide the largest possible value- Returns:
- the smallest largest FloatResultNode
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