de.alpharogroup.lang

Class ClassUtils

java.lang.Object

de.alpharogroup.lang.ClassUtils

Deprecated.

use instead ClassExtensions

@Deprecated
public final class ClassUtils
extends Object

The Class ClassUtils provides utility methods for the class Class.

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.apache.log4j.Logger	LOGGER Deprecated.

Method Summary

Modifier and Type	Method and Description
static boolean	equalsByClassName(Class<?> oneClass, Class<?> otherClass) Deprecated. Equal the given class objects by they qualified class names.
static Class<?>	forName(String className) Deprecated. Look up the class in the "current" ClassLoader.
static Class<?>	getBaseClass(Class<?> childClass) Deprecated. Gets the parent base class from the given child class.
static ClassLoader	getClassLoader() Deprecated. Gets the current class loader.
static ClassLoader	getClassLoader(Object obj) Deprecated. Gets the ClassLoader from the given object.
static String	getClassnameWithSuffix(Class<?> clazz) Deprecated. Gets the classname and concats the suffix ".class" from the class.
static String	getClassnameWithSuffix(Object obj) Deprecated. Gets the classname and concats the suffix ".class" from the object.
static List<File>	getDirectoriesFromResources(String path, boolean isPackage) Deprecated. Gets the directories from the given path.
static String	getManifestUrl(Class<?> clazz) Deprecated. If the given class is in a JAR, WAR or EAR file than the manifest url as String is returned.
static String	getName(Class<?> clazz) Deprecated. Returns the name of the given class or null if the given class is null.
static String	getName(Class<?> clazz, boolean simple) Deprecated. Returns the name of the given class or null if the given class is null.
static String	getPath(Class<?> clazz) Deprecated. Gets the path from the given class.
static String	getPathFromObject(Object obj) Deprecated. Finds the absolute path from the object.
static URL	getResource(Class<?> clazz, String path) Deprecated. Gives the url from the path back.
static URL	getResource(String name) Deprecated. Gives the URL from the resource.
static <T> URL	getResource(String name, T obj) Deprecated. Gives the URL from the resource.
static File	getResourceAsFile(String name) Deprecated. Gives the resource as a file Object.
static File	getResourceAsFile(String name, Object obj) Deprecated. Gives the resource as a file Object.
static InputStream	getResourceAsStream(Class<?> clazz, String uri) Deprecated. This method call the getResourceAsStream from the ClassLoader.
static InputStream	getResourceAsStream(String name) Deprecated. Gives the Inputstream from the resource.
static InputStream	getResourceAsStream(String name, Object obj) Deprecated. Gives the Inputstream from the resource.
static List<URL>	getResources(String path) Deprecated. Gets a list with urls from the given path for all resources.
static String	getSimpleName(Class<?> clazz) Deprecated. Returns the simple name of the given class or null if the given class is null.
static URL	getURL(Class<?> clazz) Deprecated. Returns the URL from the given class.
static boolean	isDerivate(ClassLoader source, ClassLoader compare) Deprecated. Compares the two given ClassLoader objects and returns true if compare is a derivate of source.
static String	normalizeQualifiedClassName(String qualifiedClassname) Deprecated. Normalizes the given full qualified class name.
static String	normalizeSimpleClassName(String className) Deprecated. Normalizes the given simple class name.
static Set<Class<?>>	scanClassesFromPackage(File directory, String packagePath) Deprecated. Scan for classes in the given directory.
static Set<Class<?>>	scanClassesFromPackage(File directory, String packagePath, boolean recursive) Deprecated. Scan recursive for classes in the given directory.
static Set<Class<?>>	scanClassNames(String packageName) Deprecated. Scan class names from the given package name.
static Set<Class<?>>	scanClassNames(String packageName, boolean recursive) Deprecated. Scan class names from the given package name.

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

protected static final org.apache.log4j.Logger LOGGER

Deprecated.

Method Detail

equalsByClassName

public static boolean equalsByClassName(Class<?> oneClass,
                                        Class<?> otherClass)

Deprecated.

Equal the given class objects by they qualified class names.

Parameters:

oneClass - one class for equation by the qualified class name.

otherClass - the other class for equation by the qualified class name.

Returns:

s true if the qualified class names are equal otherwise false.

forName

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

Deprecated.

Look up the class in the "current" ClassLoader.

Parameters:

className - The class name to load

Returns:

the class

Throws:

ClassNotFoundException - if the Class was not found.

getBaseClass

public static Class<?> getBaseClass(Class<?> childClass)

Deprecated.

Gets the parent base class from the given child class.

Parameters:

childClass - the child class

Returns:

the parent base class from the given child class.

getClassLoader

public static ClassLoader getClassLoader()

Deprecated.

Gets the current class loader.

Returns:

's the current class loader

getClassLoader

public static ClassLoader getClassLoader(Object obj)

Deprecated.

Gets the ClassLoader from the given object.

Parameters:

obj - The object.

Returns:

the ClassLoader from the given object.

getClassnameWithSuffix

public static String getClassnameWithSuffix(Class<?> clazz)

Deprecated.

Gets the classname and concats the suffix ".class" from the class.

Parameters:

clazz - The class.

Returns:

The classname and concats the suffix ".class".

getClassnameWithSuffix

public static String getClassnameWithSuffix(Object obj)

Deprecated.

Gets the classname and concats the suffix ".class" from the object.

Parameters:

obj - The object.

Returns:

The classname and concats the suffix ".class".

getDirectoriesFromResources

public static List<File> getDirectoriesFromResources(String path,
                                                     boolean isPackage)
                                              throws IOException

Deprecated.

Gets the directories from the given path.

Parameters:

path - the path

isPackage - If the Flag is true than the given path is a package.

Returns:

the directories from resources

Throws:

IOException - Signals that an I/O exception has occurred.

getManifestUrl

public static String getManifestUrl(Class<?> clazz)

Deprecated.

If the given class is in a JAR, WAR or EAR file than the manifest url as String is returned.

Parameters:

clazz - The class.

Returns:

the manifest url as String if the given class is in a JAR, WAR or EAR file.

getName

public static String getName(Class<?> clazz)

Deprecated.

Returns the name of the given class or null if the given class is null.

Parameters:

clazz - The class.

Returns:

The name of the given class.

getName

public static String getName(Class<?> clazz,
                             boolean simple)

Deprecated.

Returns the name of the given class or null if the given class is null. If the given flag 'simple' is true the simple name (without the package) will be returned.

Parameters:

clazz - The class

simple - The flag if the simple name should be returned.

Returns:

The name of the given class or if the given flag 'simple' is true the simple name (without the package) will be returned.

getPath

public static String getPath(Class<?> clazz)

Deprecated.

Gets the path from the given class. For instance /java/lang/Object.class if the given class is from Object

Parameters:

clazz - The class.

Returns:

the path from the given class.

getPathFromObject

public static String getPathFromObject(Object obj)

Deprecated.

Finds the absolute path from the object.

Parameters:

obj - The object.

Returns:

The absolute path from the object.

getResource

public static URL getResource(Class<?> clazz,
                              String path)

Deprecated.

Gives the url from the path back.

Parameters:

clazz - The class-object.

path - The path.

Returns:

's the url from the path.

getResource

public static URL getResource(String name)

Deprecated.

Gives the URL from the resource. Wrapes the Class.getResource(String)-method.

Parameters:

name - The name from the resource.

Returns:

The resource or null if the resource does not exists.

getResource

public static <T> URL getResource(String name,
                                  T obj)

Deprecated.

Gives the URL from the resource. Wrapes the Class.getResource(String)-method.

Type Parameters:

T - the generic type

Parameters:

name - The name from the resource.

obj - The Object.

Returns:

The resource or null if the resource does not exists.

getResourceAsFile

public static File getResourceAsFile(String name)
                              throws URISyntaxException

Deprecated.

Gives the resource as a file Object.

Parameters:

name - The name from the file.

Returns:

The file or null if the file does not exists.

Throws:

URISyntaxException - occurs by creation of the file with an uri.

getResourceAsFile

public static File getResourceAsFile(String name,
                                     Object obj)
                              throws URISyntaxException

Deprecated.

Gives the resource as a file Object.

Parameters:

name - The name from the file.

obj - The Object.

Returns:

The file or null if the file does not exists.

Throws:

URISyntaxException - occurs by creation of the file with an uri.

getResourceAsStream

public static InputStream getResourceAsStream(Class<?> clazz,
                                              String uri)

Deprecated.

This method call the getResourceAsStream from the ClassLoader. You can use this method to read files from jar-files.

Parameters:

clazz - the clazz

uri - The uri as String.

Returns:

The InputStream from the uri.

getResourceAsStream

public static InputStream getResourceAsStream(String name)

Deprecated.

Gives the Inputstream from the resource. Wrapes the Class.getResourceAsStream(String)-method.

Parameters:

name - The name from the resource.

Returns:

The resource or null if the resource does not exists.

getResourceAsStream

public static InputStream getResourceAsStream(String name,
                                              Object obj)

Deprecated.

Gives the Inputstream from the resource. Wrapes the Class.getResourceAsStream(String)-method.

Parameters:

name - The name from the resource.

obj - The Object.

Returns:

The resource or null if the resource does not exists.

getResources

public static List<URL> getResources(String path)
                              throws IOException

Deprecated.

Gets a list with urls from the given path for all resources.

Parameters:

path - The base path.

Returns:

The resources.

Throws:

IOException - Signals that an I/O exception has occurred.

getSimpleName

public static String getSimpleName(Class<?> clazz)

Deprecated.

Returns the simple name of the given class or null if the given class is null.

Parameters:

clazz - The class.

Returns:

The simple name of the given class.

getURL

public static URL getURL(Class<?> clazz)

Deprecated.

Returns the URL from the given class.

Parameters:

clazz - The class.

Returns:

the URL from the given class.

isDerivate

public static boolean isDerivate(ClassLoader source,
                                 ClassLoader compare)

Deprecated.

Compares the two given ClassLoader objects and returns true if compare is a derivate of source.

Parameters:

source - the source

compare - the compare

Returns:

true, if compare is a derivate of source.

normalizeQualifiedClassName

public static String normalizeQualifiedClassName(String qualifiedClassname)

Deprecated.

Normalizes the given full qualified class name. This can be an entry from a jar file for instance.

Parameters:

qualifiedClassname - the full qualified class name to normalize.

Returns:

The normalized class name.

normalizeSimpleClassName

public static String normalizeSimpleClassName(String className)

Deprecated.

Normalizes the given simple class name.

Parameters:

className - the class name to normalize.

Returns:

The normalized class name.

scanClassesFromPackage

public static Set<Class<?>> scanClassesFromPackage(File directory,
                                                   String packagePath)
                                            throws ClassNotFoundException

Deprecated.

Scan for classes in the given directory.

Parameters:

directory - the directory

packagePath - the package path

Returns:

the list

Throws:

ClassNotFoundException - the class not found exception

scanClassesFromPackage

public static Set<Class<?>> scanClassesFromPackage(File directory,
                                                   String packagePath,
                                                   boolean recursive)
                                            throws ClassNotFoundException

Deprecated.

Scan recursive for classes in the given directory.

Parameters:

directory - the directory

packagePath - the package path

recursive - the recursive

Returns:

the list

Throws:

ClassNotFoundException - is thrown if a class in the given path cannot be located.

scanClassNames

public static Set<Class<?>> scanClassNames(String packageName)
                                    throws IOException,
                                           ClassNotFoundException

Deprecated.

Scan class names from the given package name.

Parameters:

packageName - the package name

Returns:

the Set with all class found in the given package name.

Throws:

IOException - Signals that an I/O exception has occurred.

ClassNotFoundException - is thrown if a class in the given path cannot be located.

scanClassNames

public static Set<Class<?>> scanClassNames(String packageName,
                                           boolean recursive)
                                    throws IOException,
                                           ClassNotFoundException

Deprecated.

Scan class names from the given package name.

Parameters:

packageName - the package name

recursive - the recursive flag

Returns:

the Set with all class found in the given package name.

Throws:

IOException - Signals that an I/O exception has occurred.

ClassNotFoundException - is thrown if a class in the given path cannot be located.