BUG 1597 - Do not use toString as serialized version of YangInstanceIdentifier/PathAr...
[controller.git] / opendaylight / md-sal / sal-clustering-commons / src / main / java / org / opendaylight / controller / cluster / datastore / node / utils / PathUtils.java
index cf5174319d2128518f70391d0d459ad5af26b2cf..25b65f01681ac4b9dcaa6354ec001c85bc531981 100644 (file)
 
 package org.opendaylight.controller.cluster.datastore.node.utils;
 
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Set;
+
 public class PathUtils {
+
     public static String getParentPath(String currentElementPath){
-        String parentPath = "";
+        StringBuilder parentPath = new StringBuilder();
 
         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];
+                        parentPath.append("/");
+                        parentPath.append(parentPaths[i]);
                     }
                 }
             }
         }
-        return parentPath;
+        return parentPath.toString();
+    }
+
+    /**
+     * Given a YangInstanceIdentifier return a serialized version of the same
+     * as a String
+     *
+     * @param path
+     * @return
+     */
+    public static String toString(YangInstanceIdentifier path){
+        StringBuilder sb = new StringBuilder();
+        Iterator<YangInstanceIdentifier.PathArgument> iterator =
+            path.getPathArguments().iterator();
+
+        while(iterator.hasNext()){
+            sb.append(toString(iterator.next()));
+            if(iterator.hasNext()){
+                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){
+        String[] segments = path.split("/");
+
+        List<YangInstanceIdentifier.PathArgument> pathArguments = new ArrayList<>();
+        for (String segment : segments) {
+            if (!"".equals(segment)) {
+                pathArguments.add(NodeIdentifierFactory.getArgument(segment));
+            }
+        }
+        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() + ']';
+    }
+
 }