Package org.apache.log4j
Class EnhancedThrowableRenderer
- java.lang.Object
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- org.apache.log4j.EnhancedThrowableRenderer
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- All Implemented Interfaces:
ThrowableRenderer
public final class EnhancedThrowableRenderer extends java.lang.Object implements ThrowableRenderer
Enhanced implementation of ThrowableRenderer. Uses Throwable.getStackTrace if running on JDK 1.4 or later and delegates to DefaultThrowableRenderer.render on earlier virtual machines.- Since:
- 1.2.16
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Field Summary
Fields Modifier and Type Field Description private java.lang.reflect.Method
getClassNameMethod
StackTraceElement.getClassName() method.private java.lang.reflect.Method
getStackTraceMethod
Throwable.getStackTrace() method.
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Constructor Summary
Constructors Constructor Description EnhancedThrowableRenderer()
Construct new instance.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.String[]
doRender(java.lang.Throwable throwable)
Render Throwable.private java.lang.Class
findClass(java.lang.String className)
Find class given class name.private java.lang.String
formatElement(java.lang.Object element, java.util.Map classMap)
Format one element from stack trace.
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Method Detail
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doRender
public java.lang.String[] doRender(java.lang.Throwable throwable)
Render Throwable.- Specified by:
doRender
in interfaceThrowableRenderer
- Parameters:
throwable
- throwable, may not be null.- Returns:
- String representation.
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formatElement
private java.lang.String formatElement(java.lang.Object element, java.util.Map classMap)
Format one element from stack trace.- Parameters:
element
- element, may not be null.classMap
- map of class name to location.- Returns:
- string representation of element.
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findClass
private java.lang.Class findClass(java.lang.String className) throws java.lang.ClassNotFoundException
Find class given class name.- Parameters:
className
- class name, may not be null.- Returns:
- class, will not be null.
- Throws:
java.lang.ClassNotFoundException
- thrown if class can not be found.
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