Class Bindings

java.lang.Object

de.odysseus.el.tree.Bindings

All Implemented Interfaces:

TypeConverter, Serializable

public class Bindings
extends Object
implements TypeConverter

Bindings, usually created by a Tree.

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	Bindings.MethodWrapper	Wrap a Method for serialization.

Field Summary

Fields

Modifier and Type	Field	Description
private final TypeConverter	converter
private Method[]	functions
private static final Method[]	NO_FUNCTIONS
private static final javax.el.ValueExpression[]	NO_VARIABLES
private static final long	serialVersionUID
private final javax.el.ValueExpression[]	variables

Fields inherited from interface TypeConverter

DEFAULT

Constructor Summary

Constructors

Constructor	Description
Bindings(Method[] functions, javax.el.ValueExpression[] variables)	Constructor.
Bindings(Method[] functions, javax.el.ValueExpression[] variables, TypeConverter converter)	Constructor.

Method Summary

Modifier and Type	Method	Description
<T> T	convert(Object value, Class<T> type)	Apply type conversion.
boolean	equals(Object obj)
Method	getFunction(int index)	Get function by index.
javax.el.ValueExpression	getVariable(int index)	Get variable by index.
int	hashCode()
boolean	isFunctionBound(int index)	Test if given index is bound to a function.
boolean	isVariableBound(int index)	Test if given index is bound to a variable.
private void	readObject(ObjectInputStream in)
private void	writeObject(ObjectOutputStream out)

Methods inherited from class Object

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

Field Details

serialVersionUID

private static final long serialVersionUID

See Also:

• Constant Field Values

NO_FUNCTIONS

private static final Method[] NO_FUNCTIONS

NO_VARIABLES

private static final javax.el.ValueExpression[] NO_VARIABLES

functions

private transient Method[] functions

variables

private final javax.el.ValueExpression[] variables

converter

private final TypeConverter converter

Constructor Details

Bindings

public Bindings(Method[] functions,
 javax.el.ValueExpression[] variables)

Constructor.

Bindings

public Bindings(Method[] functions,
 javax.el.ValueExpression[] variables,
 TypeConverter converter)

Constructor.

Method Details

getFunction

public Method getFunction(int index)

Get function by index.

Parameters:

index - function index

Returns:

method

isFunctionBound

public boolean isFunctionBound(int index)

Test if given index is bound to a function. This method performs an index check.

Parameters:

index - identifier index

Returns:

true if the given index is bound to a function

getVariable

public javax.el.ValueExpression getVariable(int index)

Get variable by index.

Parameters:

index - identifier index

Returns:

value expression

isVariableBound

public boolean isVariableBound(int index)

Test if given index is bound to a variable. This method performs an index check.

Parameters:

index - identifier index

Returns:

true if the given index is bound to a variable

convert

public <T> T convert(Object value,
 Class<T> type)

Apply type conversion.

Specified by:

convert in interface TypeConverter

Parameters:

value - value to convert

type - target type

Returns:

converted value

Throws:

javax.el.ELException

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

writeObject

private void writeObject(ObjectOutputStream out)
                  throws IOException,
ClassNotFoundException

Throws:

IOException

ClassNotFoundException

readObject

private void readObject(ObjectInputStream in)
                 throws IOException,
ClassNotFoundException

Throws:

IOException

ClassNotFoundException