private class MockInputStreamThread extends InputStreamThread {
        private final String output;

        public MockInputStreamThread(String output) {
            super(new java.io.ByteArrayInputStream(new byte[0]), java.nio.charset.StandardCharsets.UTF_8, 1000, null);
            this.output = output;
        }

        @Override
        public void start() {
            // Mock implementation

import com.google.common.collect.testing.features.SetFeature;
import com.google.common.testing.EqualsTester;
import com.google.common.testing.NullPointerTester;
import com.google.common.testing.SerializableTester;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.nio.ByteBuffer;
import java.util.ArrayList;

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.crawler.client.http;

import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.ConnectException;
import java.net.NoRouteToHostException;

 * transformer.addFieldRule("title", "/book/title/text()");
 * transformer.addFieldRule("author", "/book/author/name/text()");
 *
 * ResponseData responseData = new ResponseData();
 * responseData.setResponseBody(new ByteArrayInputStream(xmlContent.getBytes(StandardCharsets.UTF_8)));
 * responseData.setEncoding("UTF-8");
 *
 * ResultData resultData = transformer.transform(responseData);