| | |
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| | | * @see #localName(int) for the reverse operation (starting from the left) |
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| | | */ |
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| | | public DN parent(final int index) { |
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| | | // We allow size + 1 so that we can return null as the parent of the |
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| | | // Root DN. |
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| | | Reject.ifFalse(index >= 0, "index less than zero"); |
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| | | // We allow size + 1 so that we can return null as the parent of the Root DN. |
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| | | Reject.ifTrue(index < 0, "index less than zero"); |
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| | | |
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| | | if (index > size) { |
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| | | return null; |
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| | | } |
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| | | DN parentDN = this; |
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| | | for (int i = 0; parentDN != null && i < index; i++) { |
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| | | parentDN = parentDN.parent; |
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