public void loadThis(){
  if ((access & Opcodes.ACC_STATIC) != 0) {
    throw new IllegalStateException("no 'this' pointer within static method");
  }
  mv.visitVarInsn(Opcodes.ALOAD,0);
}

public void loadThis ( ) { if ( ( access & Opcodes . ACC_STATIC ) != 0 ) { throw new IllegalStateException ( "no 'this' pointer within static method" ) ; } mv . visitVarInsn ( Opcodes . ALOAD , 0 ) ; }
generates the instruction to load ' this ' on the stack .
