/*
+ * Copyright (c) 2014, 2015 Cisco Systems, Inc. and others. All rights reserved.
*
- * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.controller.cluster.datastore.node.utils;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
-
+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;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.AugmentationIdentifier;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeWithValue;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
public class PathUtils {
+ private static final Splitter SLASH_SPLITTER = Splitter.on('/').omitEmptyStrings();
/**
- * Given a YangInstanceIdentifier return a serialized version of the same
- * as a String
+ * Given a serialized string version of a YangInstanceIdentifier convert
+ * to a YangInstanceIdentifier.
*
- * @param path
- * @return
+ * @param path the path
+ * @return a YangInstanceIdentifier
*/
- 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("/");
- }
+ public static YangInstanceIdentifier toYangInstanceIdentifier(String path) {
+ List<PathArgument> pathArguments = new ArrayList<>();
+ for (String segment : SLASH_SPLITTER.split(path)) {
+ pathArguments.add(NodeIdentifierFactory.getArgument(segment));
}
- return sb.toString();
+ return YangInstanceIdentifier.create(pathArguments);
}
/**
- * Given a YangInstanceIdentifier.PathArgument return a serialized version
- * of the same as a String
+ * Given a YangInstanceIdentifier return a serialized version of the same
+ * as a String.
*
- * @param pathArgument
- * @return
+ * @param path the path
+ * @return the path as a String
*/
- 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);
+ public static String toString(YangInstanceIdentifier path) {
+ final Iterator<PathArgument> it = path.getPathArguments().iterator();
+ if (!it.hasNext()) {
+ return "";
}
- return pathArgument.toString();
+ final StringBuilder sb = new StringBuilder();
+ for (;;) {
+ sb.append(toString(it.next()));
+ if (!it.hasNext()) {
+ break;
+ }
+ sb.append('/');
+ }
+
+ return sb.toString();
}
/**
- * Given a serialized string version of a YangInstanceIdentifier convert
- * to a YangInstanceIdentifier
+ * Given a YangInstanceIdentifier.PathArgument return a serialized version
+ * of the same as a String.
*
- * @param path
- * @return
+ * @param pathArgument the path argument
+ * @return the path argument as a String
*/
- 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));
- }
+ public static String toString(PathArgument pathArgument) {
+ if (pathArgument instanceof NodeIdentifier) {
+ return toString((NodeIdentifier) pathArgument);
+ } else if (pathArgument instanceof AugmentationIdentifier) {
+ return toString((AugmentationIdentifier) pathArgument);
+ } else if (pathArgument instanceof NodeWithValue) {
+ return toString((NodeWithValue<?>) pathArgument);
+ } else if (pathArgument instanceof NodeIdentifierWithPredicates) {
+ return toString((NodeIdentifierWithPredicates) pathArgument);
}
- return YangInstanceIdentifier.create(pathArguments);
+
+ return pathArgument.toString();
}
- private static String toString(YangInstanceIdentifier.NodeIdentifier pathArgument){
+ private static String toString(NodeIdentifier pathArgument) {
return pathArgument.getNodeType().toString();
}
- private static String toString(YangInstanceIdentifier.AugmentationIdentifier pathArgument){
+ private static String toString(AugmentationIdentifier pathArgument) {
Set<QName> childNames = pathArgument.getPossibleChildNames();
final StringBuilder sb = new StringBuilder("AugmentationIdentifier{");
sb.append("childNames=").append(childNames).append('}');
}
- private static String toString(YangInstanceIdentifier.NodeWithValue pathArgument){
+ private static String toString(NodeWithValue<?> pathArgument) {
return pathArgument.getNodeType().toString() + "[" + pathArgument.getValue() + "]";
}
- private static String toString(YangInstanceIdentifier.NodeIdentifierWithPredicates pathArgument){
+ private static String toString(NodeIdentifierWithPredicates pathArgument) {
return pathArgument.getNodeType().toString() + '[' + pathArgument.getKeyValues() + ']';
}
-
}