Class: Tracetool::Android::JavaTraceScanner

Inherits:
Object
  • Object
show all
Defined in:
lib/tracetool/android/java.rb

Overview

Processes java traces

Constant Summary collapse

RX_FIRST_EXCEPTION_LINE =

Usually java trace starts with

com.something.SomeClass(: Some message)?

/^([a-zA-Z.]*)(:.*)?$/.freeze
RX_OTHER_EXCEPTION_LINE =

Rest is expanded as

at com.other.OtherClass.someMethod(OtherClass.java:42)

Source marker can be just “Native Method” or “Unknown Source”

/((at [a-zA-Z$.]+)|(Caused by:)|(\.\.\. [0-9]* more))(.+)?$/.freeze

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(string) ⇒ JavaTraceScanner

Returns a new instance of JavaTraceScanner.



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# File 'lib/tracetool/android/java.rb', line 27

def initialize(string)
  @trace = string
end

Class Method Details

.[](string) ⇒ Object 



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# File 'lib/tracetool/android/java.rb', line 52

def [](string)
  new(string) if match(string)
end

.match(string) ⇒ Object 



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# File 'lib/tracetool/android/java.rb', line 44

def match(string)
  # Split into lines
  first, *rest = string.split("\n")
  return unless RX_FIRST_EXCEPTION_LINE.match(first)

  rest.all? { |line| RX_OTHER_EXCEPTION_LINE.match(line) }
end

Instance Method Details

#parser(files) ⇒ Tracetool::BaseTraceParser

Create parser for current trace format

Parameters:

  • files (Array) —

    list of files used in build. This files are used to match file entries from stack trace to real files

Returns:



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# File 'lib/tracetool/android/java.rb', line 39

def parser(files)
  JavaTraceParser.new(files)
end

#process(_ctx) ⇒ Object 



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# File 'lib/tracetool/android/java.rb', line 31

def process(_ctx)
  @trace
end