Package ch.qos.logback.classic.spi

Class CallerData

java.lang.Object

ch.qos.logback.classic.spi.CallerData

public class CallerData
extends Object

This class computes caller data returning the result in the form of a StackTraceElement array.

Author:

Ceki Gülcü

Field Summary

Fields

Modifier and Type	Field	Description
static final String	CALLER_DATA_NA
static final StackTraceElement[]	EMPTY_CALLER_DATA_ARRAY	This value is returned in case no caller data could be extracted.
static final int	LINE_NA	When caller information is not available this constant is used for the line number.
static final String	NA	When caller information is not available this constant is used for file name, method name, etc.

Constructor Summary

Constructors

Constructor	Description
CallerData()

Method Summary

Modifier and Type	Method	Description
static StackTraceElement[]	extract(Throwable t, String fqnOfInvokingClass, int maxDepth, List<String> frameworkPackageList)	Extract caller data information as an array based on a Throwable passed as parameter
static StackTraceElement	naInstance()	Returns a StackTraceElement where all string fields are set to NA and line number is set to LINE_NA.

Methods inherited from class java.lang.Object

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

Field Details

NA

public static final String NA

When caller information is not available this constant is used for file name, method name, etc.

See Also:

• Constant Field Values

LINE_NA

public static final int LINE_NA

When caller information is not available this constant is used for the line number.

See Also:

• Constant Field Values

CALLER_DATA_NA

public static final String CALLER_DATA_NA

EMPTY_CALLER_DATA_ARRAY

public static final StackTraceElement[] EMPTY_CALLER_DATA_ARRAY

This value is returned in case no caller data could be extracted.

Constructor Details

CallerData

public CallerData()

Method Details

extract

public static StackTraceElement[] extract(Throwable t,
 String fqnOfInvokingClass,
 int maxDepth,
 List<String> frameworkPackageList)

Extract caller data information as an array based on a Throwable passed as parameter

naInstance

public static StackTraceElement naInstance()

Returns a StackTraceElement where all string fields are set to NA and line number is set to LINE_NA.

Returns:

StackTraceElement with values set to NA constants.

Since:

1.0.10