com.github.mertakdut.BaseFindings Maven / Gradle / Ivy

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Parses .epub files, provides reading page by page.

There is a newer version: 1.0.95

package com.github.mertakdut;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

import com.github.mertakdut.exception.ReadingException;

//Helper classes and methods used in Findings
abstract class BaseFindings {

	abstract boolean fillContent(Node node) throws ReadingException;

	protected class XmlItem {
		private String value;
		private Map attributes;

		public String getValue() {
			return value;
		}

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

		public Map getAttributes() {
			return attributes;
		}

		public void setAttributes(Map attributes) {
			this.attributes = attributes;
		}
	}

	protected List nodeListToXmlItemList(NodeList nodeList) {

		List xmlItemList = new ArrayList<>();

		for (int i = 0; i < nodeList.getLength(); i++) {
			XmlItem xmlItem = nodeToXmlItem(nodeList.item(i));
			if (xmlItem.getAttributes() != null) {
				xmlItemList.add(xmlItem);
			}
		}

		return xmlItemList;
	}

	protected XmlItem nodeToXmlItem(Node node) {
		XmlItem xmlItem = new XmlItem();
		xmlItem.setValue(node.getTextContent());

		if (node.hasAttributes()) {
			NamedNodeMap nodeMap = node.getAttributes();

			Map attributes = new HashMap<>();

			for (int j = 0; j < nodeMap.getLength(); j++) {
				Node attribute = nodeMap.item(j);
				attributes.put(attribute.getNodeName(), attribute.getNodeValue());
			}

			xmlItem.setAttributes(attributes);
		}

		return xmlItem;
	}

}