net.sf.fikin.pojostate.select
Class Tools

java.lang.Object
  net.sf.fikin.pojostate.select.Tools

public class Tools
extends java.lang.Object

Various in its purpose algorithms, used here and there created on Mar 2, 2007

Since:

Version:

$Revision: 1.2 $

Author:

fiykov

Constructor Summary

Tools()

Method Summary

static java.lang.String	getResouceBundleStringNvl(java.util.ResourceBundle bundle, java.lang.String key) essentially same as bundle.getString(key) but catches all exceptions and return null instead
static boolean	isGetterMethod(java.lang.Class clazz, java.lang.reflect.Method method, boolean filterObject) test if given method is Bean getter
static java.text.Format	newFormatter(java.lang.String txt, java.util.Locale locale, java.lang.ClassLoader loader) instantiates new Format object out of description in the format: "class[;format mask]" where "[" and "]" denote that the part is optional.
static java.lang.String[]	splitValue(java.lang.String txt) split the value into "first;second" where ";" is first leftmost occurrence

Methods inherited from class java.lang.Object

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

Constructor Detail

Tools

public Tools()

Method Detail

newFormatter

public static java.text.Format newFormatter(java.lang.String txt,
                                            java.util.Locale locale,
                                            java.lang.ClassLoader loader)
                                     throws java.lang.IllegalArgumentException

instantiates new Format object out of description in the format:
"class[;format mask]" where "[" and "]" denote that the part is optional.

Parameters:

txt - is in the format "fq class name[;format mask]"

locale - is passed to the format object (constructor), if such constructor exists of course.

loader - is the classloader used to instantiate the new format object

Returns:

java.text.Format object

Throws:

java.lang.IllegalArgumentException

splitValue

public static java.lang.String[] splitValue(java.lang.String txt)

split the value into "first;second" where ";" is first leftmost occurrence

Parameters:

txt - to split

Returns:

an array of String objects, after the text splitting

getResouceBundleStringNvl

public static java.lang.String getResouceBundleStringNvl(java.util.ResourceBundle bundle,
                                                         java.lang.String key)

essentially same as bundle.getString(key) but catches all exceptions and return null instead

Parameters:

bundle - to be looked for the value

key - to be used to look in the bundle for value

Returns:

the value if exists and it is string, all other cases result in null

isGetterMethod

public static boolean isGetterMethod(java.lang.Class clazz,
                                     java.lang.reflect.Method method,
                                     boolean filterObject)

test if given method is Bean getter

Parameters:

clazz - is POJO's class

method - is some of the clazz methods, currently being tested if it is to be observed

filterObject - is filter out from the checking java.lang.Object methods if this is set to true

Returns:

true if it is bean getter method, otherwise false