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Serialize and Deserialize nAry Tree
Fichas del conjunto (1)
- 1public static String serialize(Node root) { StringBuilder result = new StringBuilder(); if (null != root) { result.append("."); result.append(root.key); result.append("."); for (Node child : root.childs) { result.append(Node.serialize(child)); } result.append(")"); } return result.toString(); } public static Node deserialize(String node) throws UnsupportedEncodingException { Node result = null; Stack stack = new Stack(); boolean isData = false; StringBuilder data = null; for (int i = 0; i < node.length(); i++) { if (node.charAt(i) == '.') { isData = !isData; if (isData) { data = new StringBuilder(); } else { Node child = new Node(data.toString()); if (!stack.isEmpty()) { Node parent = stack.peek(); parent.addChild(child);} else {
result = child;
}
stack.push(child);
}
} else {
if (isData) {
data.append(node.charAt(i));
} else if (node.charAt(i) == ')') {
stack.pop();
} else {
throw new UnsupportedEncodingException(
"Format not recognized.");
}
}
}
return result;
}
http://interviewpractise.blogspot.com/2014/11/serialize-and-deserialize-n-ary-tree.html
Información
- Descripción
- Fichas sobre Serialize and Deserialize nAry Tree, creado por Suhas S el 13/05/2018.
- Creado por
- Suhas S · may 2018
- Actualizado
- 13 may 2018
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- 0
- Valoración