NpsSDK.LogWrapper Maven / Gradle / Ivy
package NpsSDK;
import java.io.StringReader;
import java.io.StringWriter;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.w3c.dom.Document;
import org.xml.sax.InputSource;
import NpsSDK.ILogger.LogLevel;
class LogWrapper {
private LogLevel _minimumLevel;
private ILogger _logger;
public LogWrapper(LogLevel minimumLevel, ILogger logger) {
_logger = logger;
_minimumLevel = minimumLevel;
}
private static Pattern[] sanitizerRegularExpressions = {
Pattern.compile("(]*>)(.*)()",
Pattern.CASE_INSENSITIVE | Pattern.MULTILINE),
Pattern.compile("(]*>)(.*)()",
Pattern.CASE_INSENSITIVE | Pattern.MULTILINE),
Pattern.compile("(]*>.{6})(.*)(.{4})",
Pattern.CASE_INSENSITIVE | Pattern.MULTILINE),
Pattern.compile("(]*>.{6})(.*)(.{4})", Pattern.CASE_INSENSITIVE | Pattern.MULTILINE),
Pattern.compile("(]*>)(.*)()",
Pattern.CASE_INSENSITIVE | Pattern.MULTILINE),
Pattern.compile("(]*>)(.*)()",
Pattern.CASE_INSENSITIVE | Pattern.MULTILINE) };
public void log(LogLevel logLevel, String message) {
if (_logger == null || logLevel.ordinal() < _minimumLevel.ordinal()) {
return;
}
_logger.log(message);
}
public void logRequest(LogLevel logLevel, String request) {
if (_logger == null || logLevel.ordinal() < _minimumLevel.ordinal()) {
return;
}
String message = Beautify(request);
if (_minimumLevel.ordinal() > LogLevel.DEBUG.ordinal()) {
for (int i = 0; i < sanitizerRegularExpressions.length; i++) {
Pattern regex = sanitizerRegularExpressions[i];
Matcher matcher = regex.matcher(message);
while (matcher.find()) {
message = message.replaceAll(matcher.group(), String.format("%1$s%2$s%3$s", matcher.group(1),
matcher.group(2).replaceAll(".", "*"), matcher.group(3)));
}
}
}
log(logLevel, "Request:" + System.getProperty("line.separator") + message);
}
public void logResponse(LogLevel logLevel, String response) {
log(logLevel, "Response: " + System.getProperty("line.separator") + Beautify(response));
}
private static String Beautify(String xml) {
StreamResult result = null;
try {
DocumentBuilder documentBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
Document doc = documentBuilder.parse(new InputSource(new StringReader(xml)));
Transformer transformer = TransformerFactory.newInstance().newTransformer();
transformer.setOutputProperty(OutputKeys.INDENT, "yes");
transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
result = new StreamResult(new StringWriter());
DOMSource source = new DOMSource(doc);
transformer.transform(source, result);
} catch (Exception e) {
}
return result.getWriter().toString();
}
}