org.castor.core.util
Class Assert

java.lang.Object
  org.castor.core.util.Assert

public class Assert
extends Object

A helper class that defines a method used for validating the input arguments.

Since:

1.3.3

Version:

1.3.3

Author:

Jakub Narloch

Method Summary

static void	notEmpty(String obj, String msg) Asserts that passed object instance is not null and not empty.
static void	notNull(Object obj, String msg) Asserts that passed object instance is not null.
static void	paramNotEmpty(String param, String paramName) Asserts that passed parameter is not null and not empty.
static void	paramNotNull(Object param, String paramName) Asserts that passed parameter is not null.

Methods inherited from class java.lang.Object

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

Method Detail

paramNotNull

public static void paramNotNull(Object param,
                                String paramName)

Asserts that passed parameter is not null. In case it is, then an IllegalArgumentException is thrown.

Parameters:

param - the parameter to check

paramName - the parameter name

Throws:

IllegalArgumentException - if param is null

paramNotEmpty

public static void paramNotEmpty(String param,
                                 String paramName)

Asserts that passed parameter is not null and not empty. In case it is, then an IllegalArgumentException is thrown.

Parameters:

param - the parameter to check

paramName - the parameter name

Throws:

IllegalArgumentException - if param is null or empty string

notNull

public static void notNull(Object obj,
                           String msg)

Asserts that passed object instance is not null. In case it is, then an IllegalArgumentException is thrown.

Parameters:

obj - the object instance to check

msg - the error message to use

Throws:

IllegalArgumentException - if obj is null

notEmpty

public static void notEmpty(String obj,
                            String msg)

Asserts that passed object instance is not null and not empty. In case it is, then an IllegalArgumentException is thrown.

Parameters:

obj - the object instance to check

msg - the error message to use

Throws:

IllegalArgumentException - if obj is null or empty string