Package org.apache.log4j.helpers
Class Loader
- java.lang.Object
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- org.apache.log4j.helpers.Loader
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public class Loader extends java.lang.Object
Loads resources (or images) from various sources.
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Constructor Summary
Constructors Constructor Description Loader()
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Method Summary
All Methods Static Methods Concrete Methods Deprecated Methods Modifier and Type Method Description static java.net.URL
getResource(java.lang.String resource)
This method will search forresource
in different places.static java.net.URL
getResource(java.lang.String resource, java.lang.Class clazz)
Deprecated.as of 1.2.private static java.lang.ClassLoader
getTCL()
Shorthand forThread.currentThread().getContextClassLoader()
.static boolean
isJava1()
Always returns false since Java 1.x support is long gone.static java.lang.Class
loadClass(java.lang.String clazz)
Loads the specified class using theThread
contextClassLoader
, if that fails try Class.forname.
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Field Detail
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TSTR
static final java.lang.String TSTR
- See Also:
- Constant Field Values
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ignoreTCL
private static boolean ignoreTCL
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Method Detail
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getResource
public static java.net.URL getResource(java.lang.String resource)
This method will search forresource
in different places. The search order is as follows:- Search for
resource
using the thread context class loader under Java2. If that fails, search forresource
using the class loader that loaded this class (Loader
). - Try one last time with
ClassLoader.getSystemResource(resource)
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- Search for
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getResource
@Deprecated public static java.net.URL getResource(java.lang.String resource, java.lang.Class clazz)
Deprecated.as of 1.2.Gets a resource by delegating to getResource(String).- Parameters:
resource
- resource nameclazz
- class, ignored.- Returns:
- URL to resource or null.
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getTCL
private static java.lang.ClassLoader getTCL()
Shorthand forThread.currentThread().getContextClassLoader()
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isJava1
public static boolean isJava1()
Always returns false since Java 1.x support is long gone.- Returns:
- Always false.
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loadClass
public static java.lang.Class loadClass(java.lang.String clazz) throws java.lang.ClassNotFoundException
Loads the specified class using theThread
contextClassLoader
, if that fails try Class.forname.- Parameters:
clazz
- The class to load.- Returns:
- The Class.
- Throws:
java.lang.ClassNotFoundException
- Never thrown, declared for compatibility.
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