old_contents: /*
  Kopp VM
  Node.js powered Java virtual machine (JVM)
  
  Copyright 2014 Sam Saint-Pettersen.
  
  Released under the MIT/X11 License.
  Please see LICENSE file.
  */
  
  var magic = parseInt('CAFEBABE', 16); // Magic value: 0xCAFEBABE.
  
  // A `class` file consists of a single `ClassFile` structure.
  var ClassFile = {
      u4a: magic,
      u2b: minor_version,
      u2c: major_version,
      u2d: constant_pool_count,
      cp_info: constant_pool[constant_pool_count-1],
      u2e: access_flags,
      u2f: this_class,
      u2g: super_class,
      u2h: interfaces_count,
      u2i: interfaces[interfaces_count],
      u2j: fields_count,
      field_info: fields[fields_count],
      u2k: methods_count,
      method_info: methods[methods_count],
      u2l: attributes_count,
      attribute_info: attributes[attributes_count]
  };
  
new_contents: /*
  Kopp VM
  Node.js powered Java virtual machine (JVM)
  
  Copyright 2014 Sam Saint-Pettersen.
  
  Released under the MIT/X11 License.
  Please see LICENSE file.
  */
  
  var magic = parseInt('CAFEBABE', 16); // Magic value: 0xCAFEBABE.
  var minor_version = 0;
  var major_version = 0;
  var constant_pool_count = 0;
  var access_flags = parseInt('0001', 16); // 0x0001: Public.
  var this_class = 0;
  var super_class = 0;
  var interfaces_count = 0;
  var fields_count = 0;
  var methods_count = 0;
  var attributes_count = 0;
  var attributes = 0;
  
  // A `class` file consists of a single `ClassFile` structure.
  var ClassFile = {
      u4a: magic,
      u2b: minor_version,
      u2c: major_version,
      u2d: constant_pool_count,
      cp_info: constant_pool[constant_pool_count-1],
      u2e: access_flags,
      u2f: this_class,
      u2g: super_class,
      u2h: interfaces_count,
      u2i: interfaces[interfaces_count],
      u2j: fields_count,
      field_info: fields[fields_count],
      u2k: methods_count,
      method_info: methods[methods_count],
      u2l: attributes_count,
      attribute_info: attributes[attributes_count]
  };
  
subject: define defaults.