/**
* Check and add the <code>Attribute</code> to this list at the given index. Note: does not check
* for duplicate attributes.
*
* @param index index where to add <code>Attribute</code>
* @param attribute <code>Attribute</code> to add
*/
void add(int index, Attribute attribute) {
if (attribute.getParent() != null) {
throw new IllegalAddException(
"The attribute already has an existing parent \""
+ attribute.getParent().getQualifiedName()
+ "\"");
}
String reason = Verifier.checkNamespaceCollision(attribute, parent);
if (reason != null) {
throw new IllegalAddException(parent, attribute, reason);
}
if (index < 0 || index > size) {
throw new IndexOutOfBoundsException("Index: " + index + " Size: " + size());
}
attribute.setParent(parent);
ensureCapacity(size + 1);
if (index == size) {
elementData[size++] = attribute;
} else {
System.arraycopy(elementData, index, elementData, index + 1, size - index);
elementData[index] = attribute;
size++;
}
modCount++;
}
/**
* Set the object at the specified location to the supplied object. Note: does not check for
* duplicate attributes.
*
* @param index The location to set the value to.
* @param attribute The attribute to set.
* @return The object which was replaced. throws IndexOutOfBoundsException if index < 0 || index
* >= size()
*/
Object set(int index, Attribute attribute) {
if (index < 0 || index >= size)
throw new IndexOutOfBoundsException("Index: " + index + " Size: " + size());
if (attribute.getParent() != null) {
throw new IllegalAddException(
"The attribute already has an existing parent \""
+ attribute.getParent().getQualifiedName()
+ "\"");
}
String reason = Verifier.checkNamespaceCollision(attribute, parent);
if (reason != null) {
throw new IllegalAddException(parent, attribute, reason);
}
Attribute old = (Attribute) elementData[index];
old.setParent(null);
elementData[index] = attribute;
attribute.setParent(parent);
return old;
}