public Attribute copy(final ConstantPool _constant_pool) {

 final InnerClasses c = (InnerClasses) clone();

 c.inner_classes = new InnerClass[inner_classes.length];

 for (int i = 0; i < inner_classes.length; i++) {

  c.inner_classes[i] = inner_classes[i].copy();

 }

 c.setConstantPool(_constant_pool);

 return c;

}