org.ujac.util.exi.type
Class ByteType

java.lang.Object
  org.ujac.util.exi.type.BaseType
      org.ujac.util.exi.type.BaseNumberType
          org.ujac.util.exi.type.ByteType

All Implemented Interfaces:

ExpressionType

public class ByteType
extends BaseNumberType

Name: ByteType
Description: An expression type handler for byte values.

Author:

lauerc

Nested Class Summary

class	ByteType.AbsOperation The 'abs' operation for Bytes.
class	ByteType.AddOperation The 'add' operation for Shorts.
class	ByteType.DivOperation The 'div' operation for Shorts.
class	ByteType.EqualOperation The equal compare operation for Shorts.
class	ByteType.GreaterEqualOperation The 'greater equal' compare operation for Shorts.
class	ByteType.GreaterOperation The 'greater' compare operation for Shorts.
class	ByteType.LessEqualOperation The 'less equal' compare operation for Shorts.
class	ByteType.LessOperation The 'less' compare operation for Shorts.
class	ByteType.MaxOperation The 'max' operation for Shorts.
class	ByteType.MinOperation The 'min' operation for Shorts.
class	ByteType.ModOperation The 'mod' operation for Shorts.
class	ByteType.MulOperation The 'mul' operation for Shorts.
class	ByteType.NotEqualOperation The 'not equal' compare operation for Shorts.
class	ByteType.SubOperation The 'sub' operation for Shorts.

Nested classes/interfaces inherited from class org.ujac.util.exi.type.BaseNumberType

BaseNumberType.FormatOperation

Nested classes/interfaces inherited from class org.ujac.util.exi.type.BaseType

BaseType.InstanceofOperation, BaseType.ObjectDefinedOperation, BaseType.ObjectNotDefinedOperation, BaseType.ToStringOperation

Field Summary

Fields inherited from class org.ujac.util.exi.type.BaseType

interpreter, operations

Constructor Summary

ByteType(ExpressionInterpreter interpreter)
Constructs a ShortType instance with no specific arguments.

Method Summary

protected String	execToString(ExpressionTuple expr, FormatHelper formatHelper) Executes the toString operation.
String	getAlias() Gets the alias of the expression type.
Number	getNegative(Number number) Gets the negative value for the given number.
Class	getType() Gets the class of the expression type.
Object	typeCast(Object value) Casts the given value into the handler-specific type.

Methods inherited from class org.ujac.util.exi.type.BaseType

addOperation, evalTuple, getDescription, getOperation, getOperationNames, getOperations, getTypeName, removeAllOperations, removeOperation

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteType

public ByteType(ExpressionInterpreter interpreter)

Constructs a ShortType instance with no specific arguments.

Parameters:

interpreter -

Method Detail

execToString

protected String execToString(ExpressionTuple expr,
                              FormatHelper formatHelper)

Executes the toString operation.

Overrides:

execToString in class BaseType

Parameters:

expr - The expression, holding the object to get as string.

formatHelper - The format helper to use.

Returns:

The textual representation of the expression value.

getType

public Class getType()

Description copied from interface: ExpressionType

Gets the class of the expression type.

Returns:

The class the expression type is valid for.

See Also:

ExpressionType.getType()

getAlias

public String getAlias()

Gets the alias of the expression type.

Specified by:

getAlias in interface ExpressionType

Overrides:

getAlias in class BaseType

Returns:

The tpye alias.

getNegative

public Number getNegative(Number number)

Gets the negative value for the given number.

Specified by:

getNegative in class BaseNumberType

Parameters:

number - The number to negate.

Returns:

The negated value of the given number.

typeCast

public Object typeCast(Object value)
                throws TypeCastException

Casts the given value into the handler-specific type.

Specified by:

typeCast in interface ExpressionType

Overrides:

typeCast in class BaseType

Parameters:

value - The value to cast.

Returns:

The transformed value.

Throws:

TypeCastException - In case the type cast failed.