/*
 * Licensed 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.gbif.ipt.utils;

import org.apache.commons.lang3.ArrayUtils;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;

/**
 * Super simple SAX handler that extracts all element and attribute content from any XML document. The resulting string
 * is concatenating all content and inserts a space at every element or attribute start.
 */
public class RegistryEntryHandler extends DefaultHandler {

  private String content;
  public String organisationKey;
  public String resourceKey;
  public String serviceKey;
  public String password;
  public String key;

  @Override
  public void characters(char[] ch, int start, int length) throws SAXException {
    content += String.valueOf(ArrayUtils.subarray(ch, start, start + length));
  }

  @Override
  public void endElement(String uri, String localName, String name) throws SAXException {
    if (name.equalsIgnoreCase("key")) {
      key = content.replaceAll("\\s", "");
    } else if (name.equalsIgnoreCase("organisationKey") || name.equalsIgnoreCase("organizationKey")) {
      organisationKey = content.replaceAll("\\s", "");
    } else if (name.equalsIgnoreCase("resourceKey")) {
      resourceKey = content.replaceAll("\\s", "");
    } else if (name.equalsIgnoreCase("serviceKey")) {
      serviceKey = content.replaceAll("\\s", "");
    }
    content = "";
  }

  @Override
  public void startDocument() throws SAXException {
    content = "";
    key = "";
    organisationKey = "";
    resourceKey = "";
    serviceKey = "";
    password = "";
  }

  @Override
  public void startElement(String uri, String localName, String name, Attributes attributes) throws SAXException {
    content = "";
  }

}
