*/
    public GsaConfigException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**
     * Constructs a new GSA configuration exception with the specified detail message.
     *
     * @param message the detail message describing the configuration error
     */
    public GsaConfigException(final String message) {
        super(message);
    }

        String message = "";
        GsaConfigException exception = new GsaConfigException(message);

        assertNotNull(exception);
        assertEquals("", exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_instanceOfFessSystemException() {
        // Test that GsaConfigException is an instance of FessSystemException
        GsaConfigException exception = new GsaConfigException("Test");

        try {
            parser.parse(new InputSource(new StringReader(invalidXml)));
            fail("Should throw GsaConfigException");
        } catch (GsaConfigException e) {
            assertEquals("Failed to parse XML file.", e.getMessage());
        }
    }

    public void test_parseWithMalformedXml() {

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.exception.GsaConfigException;
import org.codelibs.fess.opensearch.config.exentity.FileConfig;
import org.codelibs.fess.opensearch.config.exentity.LabelType;
import org.codelibs.fess.opensearch.config.exentity.WebConfig;