package org.opendaylight.controller.cluster.datastore.node.utils;
+import com.google.common.base.Splitter;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Set;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+
public class PathUtils {
- public static String getParentPath(String currentElementPath){
- String parentPath = "";
-
- if(currentElementPath != null){
- String[] parentPaths = currentElementPath.split("/");
- if(parentPaths.length > 2){
- for(int i=0;i<parentPaths.length-1;i++){
- if(parentPaths[i].length() > 0){
- parentPath += "/" + parentPaths[i];
- }
- }
+ private static final Splitter SLASH_SPLITTER = Splitter.on('/').omitEmptyStrings();
+
+ /**
+ * Given a YangInstanceIdentifier return a serialized version of the same
+ * as a String
+ *
+ * @param path
+ * @return
+ */
+ public static String toString(YangInstanceIdentifier path) {
+ final Iterator<YangInstanceIdentifier.PathArgument> it =
+ path.getPathArguments().iterator();
+ if (!it.hasNext()) {
+ return "";
+ }
+
+ final StringBuilder sb = new StringBuilder();
+ for (;;) {
+ sb.append(toString(it.next()));
+ if (!it.hasNext()) {
+ break;
}
+ sb.append('/');
+ }
+
+ return sb.toString();
+ }
+
+ /**
+ * Given a YangInstanceIdentifier.PathArgument return a serialized version
+ * of the same as a String
+ *
+ * @param pathArgument
+ * @return
+ */
+ public static String toString(YangInstanceIdentifier.PathArgument pathArgument){
+ if(pathArgument instanceof YangInstanceIdentifier.NodeIdentifier){
+ return toString((YangInstanceIdentifier.NodeIdentifier) pathArgument);
+ } else if(pathArgument instanceof YangInstanceIdentifier.AugmentationIdentifier){
+ return toString((YangInstanceIdentifier.AugmentationIdentifier) pathArgument);
+ } else if(pathArgument instanceof YangInstanceIdentifier.NodeWithValue){
+ return toString((YangInstanceIdentifier.NodeWithValue) pathArgument);
+ } else if(pathArgument instanceof YangInstanceIdentifier.NodeIdentifierWithPredicates){
+ return toString((YangInstanceIdentifier.NodeIdentifierWithPredicates) pathArgument);
+ }
+
+ return pathArgument.toString();
+ }
+
+ /**
+ * Given a serialized string version of a YangInstanceIdentifier convert
+ * to a YangInstanceIdentifier
+ *
+ * @param path
+ * @return
+ */
+ public static YangInstanceIdentifier toYangInstanceIdentifier(String path){
+ List<YangInstanceIdentifier.PathArgument> pathArguments = new ArrayList<>();
+ for (String segment : SLASH_SPLITTER.split(path)) {
+ pathArguments.add(NodeIdentifierFactory.getArgument(segment));
}
- return parentPath;
+ return YangInstanceIdentifier.create(pathArguments);
+ }
+
+ private static String toString(YangInstanceIdentifier.NodeIdentifier pathArgument){
+ return pathArgument.getNodeType().toString();
+ }
+
+ private static String toString(YangInstanceIdentifier.AugmentationIdentifier pathArgument){
+ Set<QName> childNames = pathArgument.getPossibleChildNames();
+ final StringBuilder sb = new StringBuilder("AugmentationIdentifier{");
+ sb.append("childNames=").append(childNames).append('}');
+ return sb.toString();
+
}
+
+ private static String toString(YangInstanceIdentifier.NodeWithValue pathArgument){
+ return pathArgument.getNodeType().toString() + "[" + pathArgument.getValue() + "]";
+ }
+
+ private static String toString(YangInstanceIdentifier.NodeIdentifierWithPredicates pathArgument){
+ return pathArgument.getNodeType().toString() + '[' + pathArgument.getKeyValues() + ']';
+ }
+
}