Class: JavaClass::JavaClassFileName

Inherits:
String show all
Includes:
JavaQualifiedNameDelegation
Defined in:
lib/javaclass/java_name.rb

Overview

A Java class file name from the file system. That is a/b/C.class. These names are read from the FolderClasspath.

Author

Peter Kofler

Constant Summary collapse

SEPARATOR = 
'/'
SEPARATOR_REGEX = 
/\/|\\/
VALID_REGEX = 
/^   (?:   #{JavaLanguage::IDENTIFIER_REGEX}#{SEPARATOR_REGEX}   )*
#{JavaLanguage::IDENTIFIER_REGEX}
#{JavaLanguage::CLASS_REGEX}   /x

Constants inherited from String

String::RUBY19, String::TYPES

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from JavaQualifiedNameDelegation

#to_javaname

Methods included from DelegateDirective

#delegate, #delegate_field

Methods inherited from String

#byte_at, #double, #hexdump, #number_bytes, #same_bytes_as?, #single, #strip_non_printable, #to_javaname, #u1, #u2, #u2rep, #u4, #u8

Constructor Details

#initialize(string, qualified = nil) ⇒ JavaClassFileName

Create a new class file name string with optional qualified class which may be available.



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# File 'lib/javaclass/java_name.rb', line 296

def initialize(string, qualified=nil)
  super string
  if string =~ VALID_REGEX
    @file_name = string.gsub(SEPARATOR_REGEX, SEPARATOR)
  else
    raise ArgumentError, "#{string} is no valid class file name"
  end
  @qualified_name = qualified
  @jvm_name = nil
end

Instance Attribute Details

#file_name ⇒ Object (readonly)

The plain file name of this class file.



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# File 'lib/javaclass/java_name.rb', line 293

def file_name
  @file_name
end

Class Method Details

.valid?(string) ⇒ Boolean

Is string a valid class file name?

Returns:

  • (Boolean) 


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# File 'lib/javaclass/java_name.rb', line 288

def self.valid?(string)
  string =~ VALID_REGEX
end

Instance Method Details

#to_class_file ⇒ Object 



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# File 'lib/javaclass/java_name.rb', line 333

def to_class_file
  self
end

#to_classname ⇒ Object 



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# File 'lib/javaclass/java_name.rb', line 307

def to_classname
  return @qualified_name if @qualified_name
  new_val = JavaQualifiedName.new(
                @file_name.gsub(SEPARATOR_REGEX, JavaLanguage::SEPARATOR).sub(JavaLanguage::CLASS_REGEX, ''),
                  nil, self)
  if frozen?
    new_val
  else 
    @qualified_name = new_val
  end 
end

#to_java_file ⇒ Object 



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# File 'lib/javaclass/java_name.rb', line 329

def to_java_file
  @file_name.sub(JavaLanguage::CLASS_REGEX, JavaLanguage::SOURCE)
end

#to_jvmname ⇒ Object 



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# File 'lib/javaclass/java_name.rb', line 319

def to_jvmname
  return @jvm_name if @jvm_name
  new_val = JavaVMName.new(@file_name.sub(JavaLanguage::CLASS_REGEX, ''), @qualified_name)
  if frozen?
    new_val
  else
    @jvm_name = new_val
  end
end