org.encog.ml.prg.extension

Class BasicTemplate

java.lang.Object

org.encog.ml.prg.extension.BasicTemplate

All Implemented Interfaces:

java.io.Serializable, ProgramExtensionTemplate

public abstract class BasicTemplate
extends java.lang.Object
implements ProgramExtensionTemplate

A basic template.

See Also:

Serialized Form

Field Summary

Fields inherited from interface org.encog.ml.prg.extension.ProgramExtensionTemplate

NO_PARAMS, NO_PREC

Constructor Summary

Constructors

Constructor and Description
BasicTemplate(int thePrecedence, java.lang.String theSignature, NodeType theType, boolean isVariable, int theDataSize) Construct a basic template object.
BasicTemplate(java.lang.String theSignature) Construct a function based on the provided signature.

Method Summary

Modifier and Type	Method and Description
int	getChildNodeCount()
int	getDataSize()
java.lang.String	getName()
NodeType	getNodeType()
java.util.List<ParamTemplate>	getParams()
int	getPrecedence()
ParamTemplate	getReturnValue()
java.lang.String	getSignature()
boolean	isPossibleReturnType(EncogProgramContext context, ValueType rtn) Determines if the specified return type is a possible return type.
boolean	isVariable()
void	randomize(java.util.Random rnd, java.util.List<ValueType> desiredTypes, ProgramNode actual, double minValue, double maxValue) Randomize this actual tree node.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.encog.ml.prg.extension.ProgramExtensionTemplate

evaluate

Constructor Detail

BasicTemplate

public BasicTemplate(int thePrecedence,
                     java.lang.String theSignature,
                     NodeType theType,
                     boolean isVariable,
                     int theDataSize)

Construct a basic template object.

Parameters:

thePrecedence - The precedence.

theSignature - The opcode signature.

theType - The opcode type.

isVariable - True, if this opcode is a variable.

theDataSize - The data size kept for this opcode.

BasicTemplate

public BasicTemplate(java.lang.String theSignature)

Construct a function based on the provided signature.

Parameters:

theSignature - The signature.

Method Detail

getChildNodeCount

public int getChildNodeCount()

Specified by:

getChildNodeCount in interface ProgramExtensionTemplate

Returns:

Get the number of child nodes that this opcode requires.

getDataSize

public int getDataSize()

Specified by:

getDataSize in interface ProgramExtensionTemplate

Returns:

The size of extra data that is stored by this node.

getName

public java.lang.String getName()

Specified by:

getName in interface ProgramExtensionTemplate

Returns:

Get the name of this opcode.

getNodeType

public NodeType getNodeType()

Specified by:

getNodeType in interface ProgramExtensionTemplate

Returns:

The node type.

getParams

public java.util.List<ParamTemplate> getParams()

Specified by:

getParams in interface ProgramExtensionTemplate

Returns:

The parameters (child nodes) required by this node.

getPrecedence

public int getPrecedence()

Specified by:

getPrecedence in interface ProgramExtensionTemplate

Returns:

The operator precedence.

getReturnValue

public ParamTemplate getReturnValue()

Specified by:

getReturnValue in interface ProgramExtensionTemplate

Returns:

The return value for this opcode.

getSignature

public java.lang.String getSignature()

Returns:

the signature

isPossibleReturnType

public boolean isPossibleReturnType(EncogProgramContext context,
                                    ValueType rtn)

Determines if the specified return type is a possible return type.

Specified by:

isPossibleReturnType in interface ProgramExtensionTemplate

Parameters:

context - The program context.

rtn - The potential return type to check.

Returns:

True, if the specified type is a possible return type.

isVariable

public boolean isVariable()

Specified by:

isVariable in interface ProgramExtensionTemplate

Returns:

Returns true if this node is variable.

randomize

public void randomize(java.util.Random rnd,
                      java.util.List<ValueType> desiredTypes,
                      ProgramNode actual,
                      double minValue,
                      double maxValue)

Randomize this actual tree node.

Specified by:

randomize in interface ProgramExtensionTemplate

Parameters:

rnd - Random number generator.

desiredTypes - The desired type of the randomization, if allowed.

actual - The actual program node to randomize.

minValue - The minimum value to use for randomization.

maxValue - The maximum value to use for randomization.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object