org.yaoqiang.bpmn.model.elements.XMLElement Maven / Gradle / Ivy

package org.yaoqiang.bpmn.model.elements;

import java.io.Serializable;

import org.yaoqiang.bpmn.model.BPMNModelUtils;

/**
 * XMLElement
 * 
 * @author Shi Yaoqiang([email protected])
 */
public abstract class XMLElement implements Cloneable, Serializable {

	private static final long serialVersionUID = 3445823614167230275L;

	protected String name;

	protected String value;

	protected XMLElement parent;

	public XMLElement() {
		this(null, null, null);
	}

	public XMLElement(XMLElement parent) {
		this(parent, null, null);
	}

	public XMLElement(XMLElement parent, String name) {
		this(parent, name, null);
	}

	public XMLElement(XMLElement parent, String name, String value) {
		this.parent = parent;

		if (name == null) {
			this.name = getClass().getName();
			this.name = BPMNModelUtils.getShortClassName(this.name);
		} else {
			this.name = name;
		}

		if (value == null) {
			this.value = new String();
		} else {
			this.value = value;
		}

	}

	public boolean isEmpty() {
		return !(value != null && value.trim().length() > 0);
	}

	public XMLElement getParent() {
		return parent;
	}

	public void setParent(XMLElement el) {
		this.parent = el;
	}

	public void setElementName(String name) {
		this.name = name;
	}

	public String toName() {
		return name;
	}

	public void setValue(String value) {
		this.value = value;
	}

	public String toValue() {
		return value;
	}

	public boolean equals(Object e) {
		if (this == e) {
			return true;
		}
		boolean equals = false;
		if (e != null && e instanceof XMLElement && e.getClass().equals(this.getClass())) {
			XMLElement el = (XMLElement) e;
			equals = this.name.equals(el.name);
			equals = equals && this.value.equals(el.value);
		}
		return equals;
	}

	public Object clone() {
		XMLElement d = null;
		try {
			d = (XMLElement) super.clone();
			d.name = new String(this.name);
			d.value = new String(this.value);
			d.parent = null;
		} catch (CloneNotSupportedException ex) {
		}
		return d;
	}
}