local.tomas.expr
Class StringConstant

java.lang.Object
  local.tomas.expr.StringConstant

All Implemented Interfaces:

Serializable, Constant, Expression

public class StringConstant
extends Object
implements Constant

Definition of string constant expression.

Author:

Teubner

See Also:

Serialized Form

Constructor Summary

StringConstant()
Default constructor.

StringConstant(String value)
Constructor from value.

Method Summary

boolean	equals(Object obj) Compares this object against the specified object.
String	getValue() Get value.
<E,F> E	greet(ExpressionWalker<E,F> visitor, F arg) Handle visit of ExpressionWalker.
int	hashCode()
void	setValue(String value) Set value.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

StringConstant

public StringConstant()

Default constructor.

StringConstant

public StringConstant(String value)

Constructor from value.

Parameters:

value - string value

Method Detail

getValue

public String getValue()

Get value.

Returns:

value.

setValue

public void setValue(String value)

Set value.

Parameters:

value - string value.

greet

public <E,F> E greet(ExpressionWalker<E,F> visitor,
                     F arg)
        throws ExpressionException

Description copied from interface: Expression

Handle visit of ExpressionWalker.

Specified by:

greet in interface Expression

Parameters:

visitor - the ExpressionWalker visiting this object

arg - implementation dependent argument

Returns:

implementation dependent result

Throws:

ExpressionException

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object obj)

Compares this object against the specified object. The result is true if and only if the argument is not null and is a StringConstant object with equal value as this object.

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object