create changelog entry

[debian/openrocket] / core / src / net / sf / openrocket / file / simplesax / PlainTextHandler.java

package net.sf.openrocket.file.simplesax;

import java.util.HashMap;

import net.sf.openrocket.aerodynamics.Warning;
import net.sf.openrocket.aerodynamics.WarningSet;

/**
 * An element handler that does not allow any sub-elements.  If any are encountered
 * a warning is generated and they are ignored.
 */
public class PlainTextHandler extends AbstractElementHandler {
        public static final PlainTextHandler INSTANCE = new PlainTextHandler();

        private PlainTextHandler() {
        }

        @Override
        public ElementHandler openElement(String element, HashMap<String, String> attributes,
                        WarningSet warnings) {
                warnings.add(Warning.fromString("Unknown element " + element + ", ignoring."));
                return null;
        }

        @Override
        public void closeElement(String element, HashMap<String, String> attributes,
                        String content, WarningSet warnings) {
                // Warning from openElement is sufficient.
        }
}