Package org.geotools.image.palette

Class ColorReductionDescriptor

Object

OperationDescriptorImpl

ColorReductionDescriptor

All Implemented Interfaces:

Serializable, OperationDescriptor, RegistryElementDescriptor

public class ColorReductionDescriptor
extends OperationDescriptorImpl

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final String	OPERATION_NAME	The operation name, which is "org.geotools.ColorReduction".

Fields inherited from class OperationDescriptorImpl

resources, sourceNames, supportedModes

Fields inherited from interface OperationDescriptor

NO_PARAMETER_DEFAULT

Constructor Summary

Constructors

Constructor	Description
ColorReductionDescriptor()	Constructs the descriptor.

Method Summary

Modifier and Type	Method	Description
protected boolean	validateParameters(String modeName, ParameterBlock param, StringBuffer message)	Returns true if the parameters are valids.
protected boolean	validateSources(String modeName, ParameterBlock param, StringBuffer message)	Returns true if this operation supports the specified mode, and is capable of handling the given input source(s) for the specified mode.

Methods inherited from class OperationDescriptorImpl

arePropertiesSupported, getDefaultSourceClass, getDestClass, getDestClass, getInvalidRegion, getName, getNumParameters, getNumSources, getParamClasses, getParamDefaults, getParamDefaultValue, getParameterListDescriptor, getParamMaxValue, getParamMinValue, getParamNames, getPropertyGenerators, getPropertyGenerators, getRenderableDestClass, getRenderableSourceClasses, getResourceBundle, getResources, getSourceClasses, getSourceClasses, getSourceNames, getSupportedModes, isImmediate, isModeSupported, isRenderableSupported, isRenderedSupported, makeDefaultSourceClassList, validateArguments, validateArguments, validateParameters, validateRenderableArguments, validateRenderableSources, validateSources

Methods inherited from class Object

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

Field Details

OPERATION_NAME

public static final String OPERATION_NAME

The operation name, which is "org.geotools.ColorReduction".

See Also:

• Constant Field Values

Constructor Details

ColorReductionDescriptor

public ColorReductionDescriptor()

Constructs the descriptor.

Method Details

validateSources

protected boolean validateSources(String modeName,
 ParameterBlock param,
 StringBuffer message)

Returns true if this operation supports the specified mode, and is capable of handling the given input source(s) for the specified mode.

Overrides:

validateSources in class OperationDescriptorImpl

Parameters:

modeName - The mode name (usually "Rendered").

param - The parameter block for the operation to performs.

message - A buffer for formatting an error message if any.

validateParameters

protected boolean validateParameters(String modeName,
 ParameterBlock param,
 StringBuffer message)

Returns true if the parameters are valids. This implementation check that the number of bands in the source src1 is equals to the number of bands of source src2.

Overrides:

validateParameters in class OperationDescriptorImpl

Parameters:

modeName - The mode name (usually "Rendered").

param - The parameter block for the operation to performs.

message - A buffer for formatting an error message if any.