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java.lang.Objectnet.sf.saxon.trans.DynamicLoader
public class DynamicLoader
Utility class used to perform dynamic loading of user-hook implementations
Constructor Summary | |
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DynamicLoader()
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Method Summary | |
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java.lang.Class |
getClass(java.lang.String className,
boolean tracing,
java.lang.ClassLoader classLoader)
Load a class using the class name provided. |
java.lang.ClassLoader |
getClassLoader()
Get the ClassLoader supplied using the method setClassLoader(java.lang.ClassLoader) . |
java.lang.Object |
getInstance(java.lang.String className,
boolean tracing,
java.lang.ClassLoader classLoader)
Instantiate a class using the class name provided, with the option of tracing Note that the method does not check that the object is of the right class. |
java.lang.Object |
getInstance(java.lang.String className,
java.lang.ClassLoader classLoader)
Instantiate a class using the class name provided. |
void |
setClassLoader(java.lang.ClassLoader loader)
Set a ClassLoader to be used when loading external classes. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public DynamicLoader()
Method Detail |
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public void setClassLoader(java.lang.ClassLoader loader)
loader
- the ClassLoader to be used in this configurationpublic java.lang.ClassLoader getClassLoader()
setClassLoader(java.lang.ClassLoader)
.
If none has been supplied, return null.
public java.lang.Class getClass(java.lang.String className, boolean tracing, java.lang.ClassLoader classLoader) throws XPathException
This method is intended for internal use only.
className
- A string containing the name of the
class, for example "com.microstar.sax.LarkDriver"tracing
- true if diagnostic tracing is requiredclassLoader
- The ClassLoader to be used to load the class. If this is null, then
the classLoader used will be the first one available of: the classLoader registered
with the Configuration using setClassLoader(java.lang.ClassLoader)
; the context class loader for
the current thread; or failing that, the class loader invoked implicitly by a call
of Class.forName() (which is the ClassLoader that was used to load the Configuration
object itself).
XPathException
- if the class cannot be loaded.public java.lang.Object getInstance(java.lang.String className, java.lang.ClassLoader classLoader) throws XPathException
This method is intended for internal use only.
className
- A string containing the name of the
class, for example "com.microstar.sax.LarkDriver"classLoader
- The ClassLoader to be used to load the class. If this is null, then
the classLoader used will be the first one available of: the classLoader registered
with the Configuration using setClassLoader(java.lang.ClassLoader)
; the context class loader for
the current thread; or failing that, the class loader invoked implicitly by a call
of Class.forName() (which is the ClassLoader that was used to load the Configuration
object itself).
XPathException
- if the class cannot be loaded.public java.lang.Object getInstance(java.lang.String className, boolean tracing, java.lang.ClassLoader classLoader) throws XPathException
This method is intended for internal use only.
className
- A string containing the name of the
class, for example "com.microstar.sax.LarkDriver"tracing
- true if attempts to load classes are to be traced to the consoleclassLoader
- The ClassLoader to be used to load the class. If this is null, then
the classLoader used will be the first one available of: the classLoader registered
with the Configuration using setClassLoader(java.lang.ClassLoader)
; the context class loader for
the current thread; or failing that, the class loader invoked implicitly by a call
of Class.forName() (which is the ClassLoader that was used to load the Configuration
object itself).
XPathException
- if the class cannot be loaded.
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