Examples with ListKeyBuilder org.onosproject.yang.model.ListKey.ListKeyBuilder used on opensource projects

Example 1 with ListKeyBuilder

use of org.onosproject.yang.model.ListKey.ListKeyBuilder in project onos by opennetworkinglab.

the class ResourceIds method toNodeKey.

/**
 * Converts node-identifier element to a NodeKey.
 *
 * @param id to parse (node-identifier fragment between '/')
 * @return NodeKey (warning: returned namespace can be null, which should be interpreted as
 *         same as parent)
 */
private static NodeKey toNodeKey(String id) {
    Pattern nodeId = Pattern.compile("^((?<prefix>[a-zA-Z_](?:[a-zA-Z0-9_.\\-]*)):)?" + "(?<identifier>[a-zA-Z_](?:[a-zA-Z0-9_.-]*))");
    Matcher nidMatcher = nodeId.matcher(id);
    if (!nidMatcher.find()) {
        throw new IllegalArgumentException("node identifier not found in " + id);
    }
    String prefix = nidMatcher.group("prefix");
    String identifier = nidMatcher.group("identifier");
    // key and val pattern is a bit loosened from RFC for simplicity
    Pattern preds = Pattern.compile("\\[\\s*(?<key>[^=\\s]+)\\s*=\\s*\\\"(?<val>[^\\]]+)\\\"\\s*\\]");
    Matcher predMatcher = preds.matcher(id);
    predMatcher.region(nidMatcher.end(), id.length());
    LeafListKeyBuilder llkb = null;
    ListKeyBuilder llb = null;
    while (predMatcher.find()) {
        String key = predMatcher.group("key");
        String val = predMatcher.group("val");
        if (key.equals(".")) {
            // LeafList
            if (llkb == null) {
                llkb = new LeafListKeyBuilder();
            }
            llkb.schemaId(identifier, prefix).value(val);
        } else {
            // ListKey
            if (llb == null) {
                llb = new ListKeyBuilder();
            }
            llb.schemaId(identifier, prefix);
            Matcher m = nodeId.matcher(key);
            m.matches();
            llb.addKeyLeaf(m.group("identifier"), m.group("prefix"), val);
        }
    }
    if (llkb != null) {
        return llkb.build();
    } else if (llb != null) {
        return llb.build();
    } else {
        return NodeKey.builder().schemaId(identifier, prefix).build();
    }
}