Package com.jackmeng.core.util

Class use_Commons

java.lang.Object

com.jackmeng.core.util.use_Commons

public class use_Commons
extends Object

Common and primitive manipulation and functionality functions.

Author:

Jack Meng

Field Summary

Fields

Modifier and Type	Field	Description
static final use_Commons	INTERNALS

Constructor Summary

Constructors

Modifier	Constructor	Description
private	use_Commons()

Method Summary

Modifier and Type	Method	Description
static String	compress_str(String str)
static String	copies_Of(int n, String s)
static boolean	ends_with(String key, String... comparators)
static String	expand_exception(Exception e)
final Class<?>	find_class(String fullName)
final Class<?>	find_class(String className, String pkgName)
static boolean	is_generic(Class<?> c)
final boolean	is_generic(String str)
final Set<Class<?>>	list_class(String pkgName)
static <T> T	new_instance(Class<T> classObj, Object... args)
static <T> T	new_Instance(Class<T> classObj, Class<?>[] constructorSig, Object... args)
static String	normalize_string(String e)
static Object	pick(const_Bias bias, Object... e)
static Object	pick(Object... e)
static String	rndstr(int length, int left, int right)
static Number	round_off_bd(Number e, int amount)
static boolean	str_empty(String s)
static String	strong_delimiter(String str, String delimiter, int validLength)
static String	weak_delimiter(String str, String delimiter, int validLength)

Methods inherited from class java.lang.Object

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

Field Details

INTERNALS

public static final use_Commons INTERNALS

Constructor Details

use_Commons

private use_Commons()

Method Details

weak_delimiter

public static String weak_delimiter(String str,
 String delimiter,
 int validLength)

pick

public static Object pick(Object... e)

pick

public static Object pick(const_Bias bias,
 Object... e)

strong_delimiter

public static String strong_delimiter(String str,
 String delimiter,
 int validLength)

compress_str

public static String compress_str(String str)

copies_Of

public static String copies_Of(int n,
 String s)

ends_with

public static boolean ends_with(String key,
 String... comparators)

Parameters:

key -

comparators -

Returns:

boolean

rndstr

public static String rndstr(int length,
 int left,
 int right)

expand_exception

public static String expand_exception(Exception e)

normalize_string

public static String normalize_string(String e)

is_generic

public static boolean is_generic(Class<?> c)

str_empty

public static boolean str_empty(String s)

round_off_bd

public static Number round_off_bd(Number e,
 int amount)

new_Instance

public static <T> T new_Instance(Class<T> classObj,
 Class<?>[] constructorSig,
 Object... args)
                          throws InstantiationException,
IllegalAccessException,
IllegalArgumentException,
InvocationTargetException,
NoSuchMethodException,
SecurityException

Throws:

InstantiationException

IllegalAccessException

IllegalArgumentException

InvocationTargetException

NoSuchMethodException

SecurityException

new_instance

public static <T> T new_instance(Class<T> classObj,
 Object... args)
                          throws InstantiationException,
IllegalAccessException,
IllegalArgumentException,
InvocationTargetException,
NoSuchMethodException,
SecurityException

Throws:

InstantiationException

IllegalAccessException

IllegalArgumentException

InvocationTargetException

NoSuchMethodException

SecurityException

is_generic

public final boolean is_generic(String str)
                         throws ClassNotFoundException

Throws:

ClassNotFoundException

find_class

public final Class<?> find_class(String fullName)

find_class

public final Class<?> find_class(String className,
 String pkgName)

list_class

public final Set<Class<?>> list_class(String pkgName)