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https://github.com/Alfresco/alfresco-community-repo.git
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d064e03508
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@5186 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
106 lines
4.0 KiB
Java
106 lines
4.0 KiB
Java
/*
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* Copyright (C) 2005-2007 Alfresco Software Limited.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* As a special exception to the terms and conditions of version 2.0 of
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* the GPL, you may redistribute this Program in connection with Free/Libre
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* and Open Source Software ("FLOSS") applications as described in Alfresco's
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* FLOSS exception. You should have recieved a copy of the text describing
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* the FLOSS exception, and it is also available here:
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* http://www.alfresco.com/legal/licensing"
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*/
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package org.alfresco.repo.webservice.axis;
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import org.alfresco.repo.webservice.Utils;
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import org.alfresco.repo.webservice.types.QueryConfiguration;
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import org.apache.axis.AxisFault;
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import org.apache.axis.MessageContext;
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import org.apache.axis.description.OperationDesc;
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import org.apache.axis.handlers.BasicHandler;
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import org.apache.axis.message.SOAPEnvelope;
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import org.apache.axis.message.SOAPHeaderElement;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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/**
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* Axis handler to extract the fetchSize parameter from the QueryConfiguration SOAP header.
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* The value of fetchSize is then placed in the MessageContext with a property name of
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* ALF_FETCH_SIZE
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*
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* @author gavinc
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*/
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public class QueryConfigHandler extends BasicHandler
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{
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public static final String ALF_FETCH_SIZE = "ALF_FETCH_SIZE";
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private static final long serialVersionUID = 6467938074555362971L;
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private static Log logger = LogFactory.getLog(QueryConfigHandler.class);
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/**
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* @see org.apache.axis.Handler#invoke(org.apache.axis.MessageContext)
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*/
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public void invoke(MessageContext msgContext) throws AxisFault
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{
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try
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{
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// determine the method we are calling
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String opName = "Unknown method";
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OperationDesc op = msgContext.getOperation();
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if (op != null)
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{
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opName = op.getName();
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}
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// try and find the appropriate header and extract info from it
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SOAPEnvelope env = msgContext.getRequestMessage().getSOAPEnvelope();
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SOAPHeaderElement header = env.getHeaderByName(Utils.REPOSITORY_SERVICE_NAMESPACE, "QueryHeader");
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if (header != null)
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{
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if (logger.isDebugEnabled())
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logger.debug("Found QueryHeader for call to " + opName);
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QueryConfiguration queryCfg = (QueryConfiguration)header.getObjectValue(QueryConfiguration.class);
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if (queryCfg != null)
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{
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int fetchSize = queryCfg.getFetchSize();
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if (logger.isDebugEnabled())
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logger.debug("Fetch size for query = " + fetchSize);
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msgContext.setProperty(ALF_FETCH_SIZE, new Integer(fetchSize));
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}
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else
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{
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if (logger.isDebugEnabled())
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logger.debug("Failed to find QueryConfiguration within QueryHeader");
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}
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}
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else
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{
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if (logger.isDebugEnabled())
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{
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logger.debug("QueryHeader was not found for call to " + opName);
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}
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}
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}
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catch (Throwable e)
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{
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if (logger.isDebugEnabled())
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logger.debug("Failed to determine fetch size", e);
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}
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}
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}
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