コード例 #1
0
ファイル: FSDirectory.java プロジェクト: bruthe/hadoop-0.1r
 boolean unprotectedRenameTo(UTF8 src, UTF8 dst) {
   synchronized (rootDir) {
     INode removedNode = rootDir.getNode(src.toString());
     if (removedNode == null) {
       return false;
     }
     removedNode.removeNode();
     if (isDir(dst)) {
       dst = new UTF8(dst.toString() + "/" + new File(src.toString()).getName());
     }
     INode newNode = rootDir.addNode(dst.toString(), removedNode.blocks);
     if (newNode != null) {
       newNode.children = removedNode.children;
       for (Iterator it = newNode.children.values().iterator(); it.hasNext(); ) {
         INode child = (INode) it.next();
         child.parent = newNode;
       }
       return true;
     } else {
       rootDir.addNode(src.toString(), removedNode.blocks);
       return false;
     }
   }
 }