src.openwfe.org.engine.expressions.ChildrenExpression Maven / Gradle / Ivy
/*
* Copyright (c) 2001-2006, John Mettraux, OpenWFE.org
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* . Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* . Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* . Neither the name of the "OpenWFE" nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* $Id: ChildrenExpression.java 2667 2006-05-24 22:33:06Z jmettraux $
*/
//
// ChildrenExpression.java
//
// [email protected]
//
// generated with
// jtmpl 1.1.01 2004/05/19 ([email protected])
//
package openwfe.org.engine.expressions;
import openwfe.org.xml.XmlUtils;
import openwfe.org.engine.Definitions;
import openwfe.org.engine.workitem.Attribute;
import openwfe.org.engine.workitem.XmlAttribute;
import openwfe.org.engine.workitem.StringAttribute;
import openwfe.org.engine.workitem.CollectionAttribute;
import openwfe.org.engine.workitem.InFlowWorkItem;
import openwfe.org.engine.expressions.raw.RawExpression;
import openwfe.org.engine.impl.workitem.xml.XmlWorkItemCoder;
/**
* This is a shortcut expression for :
*
* <q>${__cparams__}</q>
*
*
* CVS Info :
*
$Author: jmettraux $
*
$Id: ChildrenExpression.java 2667 2006-05-24 22:33:06Z jmettraux $
*
* @author [email protected]
*/
public class ChildrenExpression
extends ZeroChildExpression
{
/*
private final static org.apache.log4j.Logger log = org.apache.log4j.Logger
.getLogger(ChildrenExpression.class.getName());
*/
//
// CONSTANTS & co
//
// FIELDS
//
// CONSTRUCTORS
//
// METHODS from FlowExpression
public void apply (final InFlowWorkItem wi)
throws ApplyException
{
//log.debug("apply()");
Attribute value = null;
final String sContent =
(String)this.lookupVariable(SubProcessRefExpression.V_CPARAMS);
if (sContent != null)
{
try
{
final org.jdom.Element e =
XmlUtils.extractXmlElement(sContent);
value = new XmlAttribute(e);
}
catch (final Exception e)
{
throw new ApplyException
("No XML available in var '__cparams__'", e);
}
}
if (value != null)
ValueUtils.setResult(wi, value);
else
ValueUtils.cleanResult(wi);
//log.debug("apply() parent is "+this.getParent());
applyToParent(wi);
}
//
// METHODS
//
// STATIC METHODS
}