Mailing-List: contact users-help@jackrabbit.apache.org; run by ezmlm
Precedence: bulk
Reply-To: users@jackrabbit.apache.org
Received-SPF: pass (nike.apache.org: domain of stefan.guggisberg@gmail.com
 designates 209.85.161.170 as permitted sender)
DomainKey-Signature: a=rsa-sha1; c=nofws;
        d=gmail.com; s=gamma;
        h=mime-version:in-reply-to:references:date:message-id:subject:from:to
         :content-type:content-transfer-encoding;
        b=VvhgVAK52hYtcpgErKx1r/FyhTgWceP84yQMmAOGKbYvztGPyJy3Y5rJZqeXvF8Vx0
         IUk6q87cJXkNhE8Fxb9hhhbG0RkANxMxCZbngXoXNq0WG9We+QTp1wqcxt62vP+skWeB
         /e2J07cVhGdY3My2tNivquy3Y88gIwI6N4EsM=
MIME-Version: 1.0
In-Reply-To: <A154A89F8632B44599CC8B99F86F50F2018267B0@crexc42p>
References: <A154A89F8632B44599CC8B99F86F50F2018267B0@crexc42p>
Date: Thu, 27 Jan 2011 10:15:02 +0100
Message-ID: <AANLkTinhPR9OuxZQGCok2Od62DLwu3nij6cOYyEMJ5h3@mail.gmail.com>
Subject: Re: NPE in ConcurrentCache
From: Stefan Guggisberg <stefan.guggisberg@gmail.com>
To: users@jackrabbit.apache.org
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable

hi tom,

On Wed, Jan 26, 2011 at 8:18 PM, PALMER, THOMAS C (ATTCORP)
<TP3310@att.com> wrote:
> We're getting the following error when trying to load nodes into a newly
> created repository. =A0This is an Oracle repository and Jackrabbit 2.2.1.
> We're loading nodes via session.importXML and then calling
> session.getRootNode().accept() with a visitor that adjusts some
> versioning information on the nodes.
>
>
>
> java.lang.NullPointerException
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.cache.ConcurrentCache$E.access$000(Concurrent
> Cache.java:47)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.cache.ConcurrentCache$1.removeEldestEntry(Con
> currentCache.java:70)
>
> =A0 =A0 =A0 =A0at java.util.LinkedHashMap.putImpl(LinkedHashMap.java:409)
>
> =A0 =A0 =A0 =A0at java.util.LinkedHashMap.put(LinkedHashMap.java:370)
>

are you sure you're not using the same session concurrently in
different threads?

cheers
stefan


> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.cache.ConcurrentCache.shrinkIfNeeded(Concurre
> ntCache.java:249)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.cache.ConcurrentCache.put(ConcurrentCache.jav
> a:176)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.state.MLRUItemStateCache.cache(MLRUItemStateC
> ache.java:83)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.state.ItemStateReferenceCache.cache(ItemState
> ReferenceCache.java:169)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.state.LocalItemStateManager.getNodeState(Loca
> lItemStateManager.java:111)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.state.LocalItemStateManager.getItemState(Loca
> lItemStateManager.java:172)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.state.XAItemStateManager.getItemState(XAItemS
> tateManager.java:260)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.state.SessionItemStateManager.getItemState(Se
> ssionItemStateManager.java:161)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.ItemManager.getItemData(ItemManager.java:370)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.ItemManager.getItemData(ItemManager.java:337)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.ItemManager.getNode(ItemManager.java:630)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.LazyItemIterator.prefetchNext(LazyItemIterato
> r.java:120)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.LazyItemIterator.next(LazyItemIterator.java:2
> 57)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.LazyItemIterator.nextNode(LazyItemIterator.ja
> va:166)
>
> =A0 =A0 =A0 =A0at
> javax.jcr.util.TraversingItemVisitor.visit(TraversingItemVisitor.java:19
> 1)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.NodeImpl.accept(NodeImpl.java:1705)
>
> =A0 =A0 =A0 =A0at
> javax.jcr.util.TraversingItemVisitor.visit(TraversingItemVisitor.java:19
> 1)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.NodeImpl.accept(NodeImpl.java:1705)
>
> =A0 =A0 =A0 =A0at
> javax.jcr.util.TraversingItemVisitor.visit(TraversingItemVisitor.java:19
> 1)
>
> =A0 =A0 =A0 =A0at
> org.apache.jackrabbit.core.NodeImpl.accept(NodeImpl.java:1705)
>
> =A0 =A0 =A0 =A0at
> com.att.cms.jcr.util.jcrtool.ToolLoad.loadJcrData(ToolLoad.java:77)
>
>
>
> Any ideas? =A0Thanks for your help -
>
>
>
> Tom Palmer
>
> Director, Strategic Technology Services
>
> AT&T Hosting & Application Services | 2000 Perimeter Park Drive, Suite
> 140 | Morrisville, NC 27560
>
> Office: +1 (919) 388-5937 | Mobile: +1 (919) 627-5431
>
> thomas.palmer@att.com <mailto:thomas.palmer@att.com>
>
>
>
> Confidentiality Notice and Disclaimer: This e-mail transmission may
> contain confidential and/or proprietary information of AT&T that is
> intended only for the individual or entity named in the e-mail address.
> If you are not the intended recipient, you are hereby notified that any
> disclosure, copying, distribution, or reliance upon the contents of this
> e-mail is strictly prohibited. If you have received this e-mail
> transmission in error, please reply to the sender, so that AT&T can
> arrange for proper delivery, and then please delete the message from
> your inbox. Thank you.
>
>
>
>