org.jgap.gp

Class BaseGPChromosome

java.lang.Object

org.jgap.gp.BaseGPChromosome

All Implemented Interfaces:

java.io.Serializable, IGPChromosome

Direct Known Subclasses:

ProgramChromosome

public abstract class BaseGPChromosome
extends java.lang.Object
implements IGPChromosome

Abstract base class for all implementations of IGPChromosome.

Since:

3.01

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
BaseGPChromosome(GPConfiguration a_configuration)
BaseGPChromosome(GPConfiguration a_configuration, IGPProgram a_ind)

Method Summary

Modifier and Type	Method and Description
int	getAssignableFromClass(int a_n, java.lang.Class a_class) Helper: Find GP command being assignable from given class.
int	getCommandOfClass(int a_n, java.lang.Class a_class) Helper: Find GP command with given class and return index of it.
int	getFunction(int a_index) Gets the a_index'th function in this chromosome.
int	getFunction(int a_index, java.lang.Class a_type, int a_subType) Gets the i'th function of the given return type in this chromosome.
GPConfiguration	getGPConfiguration()
IGPProgram	getIndividual()
CommandGene	getNode(int a_index) Gets the a_index'th node in this chromosome.
int	getTerminal(int a_index) Gets the i'th terminal in this chromosome.
int	getTerminal(int a_index, java.lang.Class a_type, int a_subType) Gets the a_index'th terminal of the given type in this chromosome.
int	getVariableWithReturnType(int a_n, java.lang.Class a_returnType) Helper: Find GP Variable with given return type and return index of it.
int	numFunctions()
int	numFunctions(java.lang.Class a_type, int a_subType) Counts the number of functions of the given type in this chromosome.
int	numTerminals()
int	numTerminals(java.lang.Class a_type, int a_subType) Counts the number of terminals of the given type in this chromosome.
void	setIndividual(IGPProgram a_ind) Sets the individual the chromosome belongs to.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.jgap.gp.IGPChromosome

cleanup, getChild, getFunctions, getFunctionSet, getPersistentRepresentation, redepth, toStringNorm

Constructor Detail

BaseGPChromosome

public BaseGPChromosome(GPConfiguration a_configuration)
                 throws InvalidConfigurationException

Throws:

InvalidConfigurationException

BaseGPChromosome

public BaseGPChromosome(GPConfiguration a_configuration,
                        IGPProgram a_ind)
                 throws InvalidConfigurationException

Throws:

InvalidConfigurationException

Method Detail

getIndividual

public IGPProgram getIndividual()

Specified by:

getIndividual in interface IGPChromosome

Returns:

the individual containing this chromosome

Since:

3.01 (since 3.0 in ProgramChromosome)

setIndividual

public void setIndividual(IGPProgram a_ind)

Sets the individual the chromosome belongs to.

Specified by:

setIndividual in interface IGPChromosome

Parameters:

a_ind - the individual containing this chromosome

Since:

3.01 (since 3.0 in ProgramChromosome)

getTerminal

public int getTerminal(int a_index)

Gets the i'th terminal in this chromosome. The nodes are counted in a depth-first manner, with node zero being the first terminal in this chromosome.

Specified by:

getTerminal in interface IGPChromosome

Parameters:

a_index - the i'th terminal to get

Returns:

the terminal

Since:

3.01 (since 3.0 in ProgramChromosome)

getFunction

public int getFunction(int a_index)

Gets the a_index'th function in this chromosome. The nodes are counted in a depth-first manner, with node zero being the first function in this chromosome.

Specified by:

getFunction in interface IGPChromosome

Parameters:

a_index - the a_index'th function to get

Returns:

the function

Since:

3.01 (since 3.0 in ProgramChromosome)

getTerminal

public int getTerminal(int a_index,
                       java.lang.Class a_type,
                       int a_subType)

Gets the a_index'th terminal of the given type in this chromosome. The nodes are counted in a depth-first manner, with node zero being the first terminal of the given type in this chromosome.

Specified by:

getTerminal in interface IGPChromosome

Parameters:

a_index - the a_index'th terminal to get

a_type - the type of terminal to get

a_subType - the subtype to consider

Returns:

the index of the terminal found, or -1 if no appropriate terminal was found

Since:

3.01 (since 3.0 in ProgramChromosome)

getFunction

public int getFunction(int a_index,
                       java.lang.Class a_type,
                       int a_subType)

Gets the i'th function of the given return type in this chromosome. The nodes are counted in a depth-first manner, with node zero being the first function of the given type in this chromosome.

Specified by:

getFunction in interface IGPChromosome

Parameters:

a_index - the i'th function to get

a_type - the type of function to get

a_subType - the subtype to consider

Returns:

the index of the function found, or -1 if no appropriate function was found

Since:

3.01 (since 3.0 in ProgramChromosome)

numTerminals

public int numTerminals()

Specified by:

numTerminals in interface IGPChromosome

Returns:

the number of terminals in this chromosome

Since:

3.0

numFunctions

public int numFunctions()

Specified by:

numFunctions in interface IGPChromosome

Returns:

the number of functions in this chromosome

Since:

3.0

numTerminals

public int numTerminals(java.lang.Class a_type,
                        int a_subType)

Counts the number of terminals of the given type in this chromosome.

Specified by:

numTerminals in interface IGPChromosome

Parameters:

a_type - the type of terminal to count

a_subType - the subtype to consider

Returns:

the number of terminals in this chromosome

Since:

3.01 (since 3.0 in ProgramChromosome)

numFunctions

public int numFunctions(java.lang.Class a_type,
                        int a_subType)

Counts the number of functions of the given type in this chromosome.

Specified by:

numFunctions in interface IGPChromosome

Parameters:

a_type - the type of function to count

a_subType - the subtype to consider

Returns:

the number of functions in this chromosome.

Since:

3.01 (since 3.0 in ProgramChromosome)

getNode

public CommandGene getNode(int a_index)

Gets the a_index'th node in this chromosome. The nodes are counted in a depth-first manner, with node zero being the root of this chromosome.

Specified by:

getNode in interface IGPChromosome

Parameters:

a_index - the node number to get

Returns:

the node

Since:

3.01

getCommandOfClass

public int getCommandOfClass(int a_n,
                             java.lang.Class a_class)

Helper: Find GP command with given class and return index of it.

Parameters:

a_n - return the n'th found command (starting at zero)

a_class - the class to find a command for

Returns:

index of first found matching GP command, or -1 if none found

Since:

3.01

getAssignableFromClass

public int getAssignableFromClass(int a_n,
                                  java.lang.Class a_class)

Helper: Find GP command being assignable from given class.

Parameters:

a_n - return the n'th found command (starting at zero)

a_class - the class to find a command for

Returns:

index of first found matching GP command, or -1 if none found

Since:

3.3

getVariableWithReturnType

public int getVariableWithReturnType(int a_n,
                                     java.lang.Class a_returnType)

Helper: Find GP Variable with given return type and return index of it.

Parameters:

a_n - return the n'th found command (starting at zero)

a_returnType - the return type to find a Variable for

Returns:

index of first found matching GP command, or -1 if none found

Since:

3.01 (since 3.0 in ProgramChromosome)

getGPConfiguration

public GPConfiguration getGPConfiguration()

Specified by:

getGPConfiguration in interface IGPChromosome