Classes

Class	Line #	Total Statements	Complexity	Uncovered Elements	TOTAL Coverage	Actions
NewInstance	34	13	6	17	0.00%	Show methods

Class NewInstance

Class NewInstance	Line # 34	Total Statements 13	Complexity 6	Uncovered Elements 17	TOTAL Coverage 0.00%
newInstance(ClassLoader,String) : Object   newInstance(ClassLoader,String) : Object	4141	5.05	2.02	7.07	0.0 0.00%
getClassLoader() : ClassLoader   getClassLoader() : ClassLoader	5858	8.08	4.04	8.08	0.0 0.00%

 

Contributing tests

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1		// NewInstance.java - create a new instance of a class by name.
2		// http://www.saxproject.org
3		// Written by Edwin Goei, edwingo@apache.org
4		// and by David Brownell, dbrownell@users.sourceforge.net
5		// NO WARRANTY! This class is in the Public Domain.
6		// $Id: NewInstance.java,v 1.4 2002/01/30 20:52:27 dbrownell Exp $
7
8		package org.xml.sax.helpers;
9
10		import java.lang.reflect.Method;
11		import java.lang.reflect.InvocationTargetException;
12
13		/**
14		* Create a new instance of a class by name.
15		*
16		* <blockquote>
17		* <em>This module, both source code and documentation, is in the
18		* Public Domain, and comes with <strong>NO WARRANTY</strong>.</em>
19		* See <a href='http://www.saxproject.org'>http://www.saxproject.org</a>
20		* for further information.
21		* </blockquote>
22		*
23		* <p>This class contains a static method for creating an instance of a
24		* class from an explicit class name. It tries to use the thread's context
25		* ClassLoader if possible and falls back to using
26		* Class.forName(String).</p>
27		*
28		* <p>This code is designed to compile and run on JDK version 1.1 and later
29		* including versions of Java 2.</p>
30		*
31		* @author Edwin Goei, David Brownell
32		* @version 2.0.1 (sax2r2)
33		*/
		0% Uncovered Elements: 17 (17) Complexity: 6 Complexity Density: 0.46
34		class NewInstance {
35
36		/**
37		* Creates a new instance of the specified class name
38		*
39		* Package private so this code is not exposed at the API level.
40		*/
		0% Uncovered Elements: 7 (7) Complexity: 2 Complexity Density: 0.4
41	0	static Object newInstance (ClassLoader classLoader, String className)...
42		throws ClassNotFoundException, IllegalAccessException,
43		InstantiationException
44		{
45	0	Class driverClass;
46	0	if (classLoader == null) {
47	0	driverClass = Class.forName(className);
48		} else {
49	0	driverClass = classLoader.loadClass(className);
50		}
51	0	return driverClass.newInstance();
52		}
53
54		/**
55		* Figure out which ClassLoader to use. For JDK 1.2 and later use
56		* the context ClassLoader.
57		*/
		0% Uncovered Elements: 8 (8) Complexity: 4 Complexity Density: 0.5
58	0	static ClassLoader getClassLoader ()...
59		{
60	0	Method m = null;
61
62	0	try {
63	0	m = Thread.class.getMethod("getContextClassLoader", null);
64		} catch (NoSuchMethodException e) {
65		// Assume that we are running JDK 1.1, use the current ClassLoader
66	0	return NewInstance.class.getClassLoader();
67		}
68
69	0	try {
70	0	return (ClassLoader) m.invoke(Thread.currentThread(), null);
71		} catch (IllegalAccessException e) {
72		// assert(false)
73	0	throw new UnknownError(e.getMessage());
74		} catch (InvocationTargetException e) {
75		// assert(e.getTargetException() instanceof SecurityException)
76	0	throw new UnknownError(e.getMessage());
77		}
78		}
79		}