void write(Environment env,DataOutputStream out,ConstantPool tab) throws IOException {
  out.writeByte(CONSTANT_CLASS);
  out.writeShort(tab.index(name));
}

void write ( Environment env , DataOutputStream out , ConstantPool tab ) throws IOException { out . writeByte ( CONSTANT_CLASS ) ; out . writeShort ( tab . index ( name ) ) ; }
write the constant to the output stream
