/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.synapse.mediators.xquery;
import net.sf.saxon.s9api.ItemType;
import net.sf.saxon.s9api.XdmNodeKind;
import org.apache.synapse.MessageContext;
import javax.xml.namespace.QName;
/**
* Base class representing mediator variable used in XQuery mediator
*/
public abstract class MediatorVariable {
private QName name;
private ItemType type;
private XdmNodeKind nodeKind;
protected Object value;
public MediatorVariable(QName name) {
this.name = name;
}
public QName getName() {
return name;
}
public void setName(QName name) {
this.name = name;
}
public ItemType getType() {
return type;
}
public void setType(ItemType type) {
this.type = type;
}
public XdmNodeKind getNodeKind() {
return nodeKind;
}
public void setNodeKind(XdmNodeKind nodeKind) {
this.nodeKind = nodeKind;
}
public Object getValue() {
return value;
}
public void setValue(Object value) {
this.value = value;
}
/**
* Calculates the value of this variable
*
* @param synCtx Current message in transit
* @return <code>true</code> if the value has changed
*/
public abstract boolean evaluateValue(MessageContext synCtx);
}