simpledb.query
Class StringConstant

java.lang.Object
  simpledb.query.StringConstant

All Implemented Interfaces:

Comparable<Constant>, Constant

public class StringConstant
extends Object
implements Constant

The class that wraps Java strings as database constants.

Author:

Edward Sciore

Constructor Summary

StringConstant(String s)
Create a constant by wrapping the specified string.

Method Summary

String	asJavaVal() Unwraps the string and returns it.
int	compareTo(Constant c)
boolean	equals(Object obj)
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

StringConstant

public StringConstant(String s)

Create a constant by wrapping the specified string.

Parameters:

s - the string value

Method Detail

asJavaVal

public String asJavaVal()

Unwraps the string and returns it.

Specified by:

asJavaVal in interface Constant

Returns:

the Java value of the constant

See Also:

Constant.asJavaVal()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

compareTo

public int compareTo(Constant c)

Specified by:

compareTo in interface Comparable<Constant>

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object