import javax.xml.parsers.DocumentBuilderFactory;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
<BUG>import java.net.URL;
public class XmlClientConfigBuilder extends AbstractXmlConfigHelper {</BUG>
private static final int DEFAULT_VALUE = 5;
private ClientConfig clientConfig;
private InputStream in;

import javax.xml.parsers.DocumentBuilderFactory;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import static com.hazelcast.util.StringUtil.upperCaseInternal;
public class XmlClientConfigBuilder extends AbstractXmlConfigHelper {
private static final int DEFAULT_VALUE = 5;
private ClientConfig clientConfig;
private InputStream in;
