bpel-nobj/src/main/java/org/apache/ode/bpel/obj/OExtensionActivity.java

/*
 * 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.ode.bpel.obj;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

import javax.xml.namespace.QName;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonIgnore;

/**
 * Compiled representation of the BPEL <code>&lt;extensionActivity&gt;</code>
 * activity.
 * <p>
 * Adapted initial version for compatibility with new ODE object model (bpel-nobj).
 * 
 * @author Tammo van Lessen (University of Stuttgart), Michael Hahn (mhahn.dev@gmail.com)
 */
public class OExtensionActivity extends OActivity implements Serializable {

	static final long serialVersionUID = -1L;

	private static final String EXTENSIONNAME = "extensionName";
	private static final String NESTEDELEMENT = "nestedElement";
	private static final String CHILDREN = "children";
	
	@JsonCreator
	public OExtensionActivity(){
	}

    public OExtensionActivity(OProcess owner, OActivity parent) {
        super(owner, parent);
        setChildren(new ArrayList<OActivity>());
    }

    @JsonIgnore
	public QName getExtensionName() {
		Object o = fieldContainer.get(EXTENSIONNAME);
		return o == null ? null : (QName) o;
	}
    
    @JsonIgnore
	public String getNestedElement() {
		Object o = fieldContainer.get(NESTEDELEMENT);
		return o == null ? null : (String)o;
	}
    
    @SuppressWarnings("unchecked")
	@JsonIgnore
	public List<OActivity> getChildren() {
		Object o = fieldContainer.get(CHILDREN);
		return o == null ? null : (List<OActivity>)o;
	}
    
    public void setExtensionName(QName extensionName) {
		fieldContainer.put(EXTENSIONNAME, extensionName);
	}
    
    public void setNestedElement(String nestedElement) {
		fieldContainer.put(NESTEDELEMENT, nestedElement);
	}
    
    void setChildren(List<OActivity> children) {
    	if (getChildren() == null) {
		  fieldContainer.put(CHILDREN, children);
    	}
	}

    public String toString() {
        return "{OExtensionActivity; " + getExtensionName() + "}";
    }
    
    @Override
	public void dehydrate() {
		super.dehydrate();
		setExtensionName(null);
		setNestedElement(null);
		for (OBase obase : getChildren()) {
			obase.dehydrate();
		}
		getChildren().clear();
	}
}