Package org.ofbiz.core.util

Class ObjectType

java.lang.Object

org.ofbiz.core.util.ObjectType

public class ObjectType
extends Object

Utilities for analyzing and converting Object types in Java - takes advantage of a lot of reflection and other stuff

Since:

2.0

Version:

$Revision: 1.1 $

Author:

Andy Zeneski, David E. Jones, Rene Gielen

Field Summary

Fields

Modifier and Type	Field	Description
protected static Map<String,Class<?>>	classCache
static final String	LANG_PACKAGE
static final String	module
static final String	SQL_PACKAGE

Constructor Summary

Constructors

Constructor	Description
ObjectType()

Method Summary

Modifier and Type	Method	Description
static Boolean	doRealCompare(Object value1, Object value2, String operator, String type, String format, List<String> messages, Locale locale, ClassLoader loader)
static Object	getInstance(String className)	Returns an instance of the specified class
static boolean	instanceOf(Object obj, Class<?> typeClass)	Tests if an object is an instance of a sub-class of or properly implements an interface
static boolean	instanceOf(Object obj, Object typeObject)	Tests if an object is an instance of a sub-class of or properly implements an interface
static boolean	instanceOf(Object obj, String typeName)	Tests if an object is an instance of a sub-class of or properly implements an interface
static boolean	instanceOf(Object obj, String typeName, ClassLoader loader)	Tests if an object is an instance of a sub-class of or properly implements an interface
static boolean	interfaceOf(Object obj, Class<?> interfaceClass)	Tests if an object properly implements the specified interface
static boolean	interfaceOf(Object obj, Object interfaceObject)	Tests if an object properly implements the specified interface
static boolean	interfaceOf(Object obj, String interfaceName)	Tests if an object properly implements the specified interface
static boolean	isOrSubOf(Object obj, Class<?> parentClass)	Tests if an object is an instance of or a sub-class of the parent
static boolean	isOrSubOf(Object obj, Object parentObject)	Tests if an object is an instance of or a sub-class of the parent
static boolean	isOrSubOf(Object obj, String parentName)	Tests if an object is an instance of or a sub-class of the parent
static Class<?>	loadClass(String className)	Loads a class with the current thread's context classloader
static Class<?>	loadClass(String className, ClassLoader loader)	Loads a class with the current thread's context classloader
static Object	simpleTypeConvert(Object obj, String type, String format, Locale locale)	Converts the passed object to the named simple type; supported types include: String, Boolean, Double, Float, Long, Integer, Date (java.sql.Date), Time, Timestamp;

Methods inherited from class java.lang.Object

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

Field Details

module

public static final String module

classCache

protected static Map<String,Class<?>> classCache

LANG_PACKAGE

public static final String LANG_PACKAGE

See Also:

• Constant Field Values

SQL_PACKAGE

public static final String SQL_PACKAGE

See Also:

• Constant Field Values

Constructor Details

ObjectType

public ObjectType()

Method Details

loadClass

public static Class<?> loadClass(String className)
                          throws ClassNotFoundException

Loads a class with the current thread's context classloader

Parameters:

className - The name of the class to load

Throws:

ClassNotFoundException

loadClass

public static Class<?> loadClass(String className,
 ClassLoader loader)
                          throws ClassNotFoundException

Loads a class with the current thread's context classloader

Parameters:

className - The name of the class to load

Throws:

ClassNotFoundException

getInstance

public static Object getInstance(String className)
                          throws ClassNotFoundException,
InstantiationException,
IllegalAccessException

Returns an instance of the specified class

Parameters:

className - Name of the class to instantiate

Throws:

ClassNotFoundException

InstantiationException

IllegalAccessException

interfaceOf

public static boolean interfaceOf(Object obj,
 String interfaceName)
                           throws ClassNotFoundException

Tests if an object properly implements the specified interface

Parameters:

obj - Object to test

interfaceName - Name of the interface to test against

Throws:

ClassNotFoundException

interfaceOf

public static boolean interfaceOf(Object obj,
 Object interfaceObject)

Tests if an object properly implements the specified interface

Parameters:

obj - Object to test

interfaceObject - to test against

interfaceOf

public static boolean interfaceOf(Object obj,
 Class<?> interfaceClass)

Tests if an object properly implements the specified interface

Parameters:

obj - Object to test

interfaceClass - Class to test against

isOrSubOf

public static boolean isOrSubOf(Object obj,
 String parentName)
                         throws ClassNotFoundException

Tests if an object is an instance of or a sub-class of the parent

Parameters:

obj - Object to test

parentName - Name of the parent class to test against

Throws:

ClassNotFoundException

isOrSubOf

public static boolean isOrSubOf(Object obj,
 Object parentObject)

Tests if an object is an instance of or a sub-class of the parent

Parameters:

obj - Object to test

parentObject - Object to test against

isOrSubOf

public static boolean isOrSubOf(Object obj,
 Class<?> parentClass)

Tests if an object is an instance of or a sub-class of the parent

Parameters:

obj - Object to test

parentClass - Class to test against

instanceOf

public static boolean instanceOf(Object obj,
 Object typeObject)

Tests if an object is an instance of a sub-class of or properly implements an interface

Parameters:

obj - Object to test

typeObject - Object to test against

instanceOf

public static boolean instanceOf(Object obj,
 String typeName)

Tests if an object is an instance of a sub-class of or properly implements an interface

Parameters:

obj - Object to test

typeName - Type Name to test against

instanceOf

public static boolean instanceOf(Object obj,
 String typeName,
 ClassLoader loader)

Tests if an object is an instance of a sub-class of or properly implements an interface

Parameters:

obj - Object to test

typeName - Type Name to test against

instanceOf

public static boolean instanceOf(Object obj,
 Class<?> typeClass)

Tests if an object is an instance of a sub-class of or properly implements an interface

Parameters:

obj - Object to test

typeClass - Class to test against

simpleTypeConvert

public static Object simpleTypeConvert(Object obj,
 String type,
 String format,
 Locale locale)
                                throws GeneralException

Converts the passed object to the named simple type; supported types include: String, Boolean, Double, Float, Long, Integer, Date (java.sql.Date), Time, Timestamp;

Parameters:

obj - Object to convert

type - Name of type to convert to

format - Optional (can be null) format string for Date, Time, Timestamp

locale - Optional (can be null) Locale for formatting and parsing Double, Float, Long, Integer

Throws:

GeneralException

doRealCompare

public static Boolean doRealCompare(Object value1,
 Object value2,
 String operator,
 String type,
 String format,
 List<String> messages,
 Locale locale,
 ClassLoader loader)