com.whitestein.lsps.lang.operation

Enum StringOperation

java.lang.Object

java.lang.Enum<StringOperation>

com.whitestein.lsps.lang.operation.StringOperation

All Implemented Interfaces:

Operation, Serializable, Comparable<StringOperation>

public enum StringOperation
extends Enum<StringOperation>
implements Operation

Author:

rba

Enum Constant Summary

Enum Constants

Enum Constant and Description
CONCAT String concatenation.

Method Summary

Modifier and Type	Method and Description
abstract String	execute(Namespace namespace, String operation, Object left, Object right)
static StringOperation	valueOf(String name) Returns the enum constant of this type with the specified name.
static StringOperation[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.whitestein.lsps.lang.operation.Operation

execute

Enum Constant Detail

CONCAT

public static final StringOperation CONCAT

String concatenation.

Method Detail

values

public static StringOperation[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (StringOperation c : StringOperation.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static StringOperation valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null

execute

public abstract String execute(Namespace namespace,
                               String operation,
                               Object left,
                               Object right)