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package liquibase.integration.servlet; |
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|
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import javax.servlet.ServletException; |
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import javax.servlet.http.HttpServlet; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
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import java.io.IOException; |
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import java.io.PrintWriter; |
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import java.text.DateFormat; |
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import java.util.ArrayList; |
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import java.util.Date; |
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import java.util.List; |
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import java.util.logging.Level; |
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import java.util.logging.LogRecord; |
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|
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|
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|
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|
| 19 | 0 | public class LiquibaseStatusServlet extends HttpServlet { |
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|
| 21 | 0 | private static List<LogRecord> liquibaseRunLog = new ArrayList<LogRecord>(); |
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|
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public static synchronized void logMessage(LogRecord message) { |
| 24 | 0 | liquibaseRunLog.add(message); |
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|
| 26 | 0 | } |
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|
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@Override |
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protected void doGet(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) |
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throws ServletException, IOException { |
| 31 | 0 | httpServletResponse.setContentType("text/html"); |
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|
| 33 | 0 | String logLevelToDisplay = httpServletRequest.getParameter("logLevel"); |
| 34 | 0 | Level currentLevel = Level.INFO; |
| 35 | 0 | if (logLevelToDisplay != null) { |
| 36 | 0 | currentLevel = Level.parse(logLevelToDisplay); |
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} |
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|
| 39 | 0 | PrintWriter writer = httpServletResponse.getWriter(); |
| 40 | 0 | writer.println("<html>"); |
| 41 | 0 | writer.println("<head><title>Liquibase Status</title></head>"); |
| 42 | 0 | writer.println("<body>"); |
| 43 | 0 | if (liquibaseRunLog.size() == 0) { |
| 44 | 0 | writer.println("<b>Liquibase did not run</b>"); |
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} else { |
| 46 | 0 | writer.println("<b>View level: " + getLevelLink(Level.SEVERE, currentLevel, httpServletRequest) + " " |
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+ getLevelLink(Level.WARNING, currentLevel, httpServletRequest) + " " |
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+ getLevelLink(Level.INFO, currentLevel, httpServletRequest) + " " |
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+ getLevelLink(Level.CONFIG, currentLevel, httpServletRequest) + " " |
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+ getLevelLink(Level.FINE, currentLevel, httpServletRequest) + " " |
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+ getLevelLink(Level.FINER, currentLevel, httpServletRequest) + " " |
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+ getLevelLink(Level.FINEST, currentLevel, httpServletRequest) + "</b>"); |
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|
| 54 | 0 | writer.println("<hr>"); |
| 55 | 0 | writer.println("<b>Liquibase started at " |
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+ DateFormat.getDateTimeInstance().format(new Date(liquibaseRunLog.get(0).getMillis()))); |
| 57 | 0 | writer.println("<hr>"); |
| 58 | 0 | writer.println("<pre>"); |
| 59 | 0 | for (LogRecord record : liquibaseRunLog) { |
| 60 | 0 | if (record.getLevel().intValue() >= currentLevel.intValue()) { |
| 61 | 0 | writer.println(record.getLevel() + ": " + record.getMessage()); |
| 62 | 0 | if (record.getThrown() != null) { |
| 63 | 0 | record.getThrown().printStackTrace(writer); |
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} |
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} |
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} |
| 67 | 0 | writer.println(""); |
| 68 | 0 | writer.println(""); |
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|
| 70 | 0 | writer.println("</pre>"); |
| 71 | 0 | writer.println("<hr>"); |
| 72 | 0 | writer.println("<b>Liquibase finished at " |
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+ DateFormat.getDateTimeInstance().format( |
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new Date(liquibaseRunLog.get(liquibaseRunLog.size() - 1).getMillis()))); |
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} |
| 76 | 0 | writer.println("</body>"); |
| 77 | 0 | writer.println("</html>"); |
| 78 | 0 | } |
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|
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private String getLevelLink(Level level, Level currentLevel, HttpServletRequest request) { |
| 81 | 0 | if (currentLevel.equals(level)) { |
| 82 | 0 | return level.getName(); |
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} else { |
| 84 | 0 | return "<a href=" + request.getRequestURI() + "?logLevel=" + level.getName() + ">" + level.getName() |
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+ "</a>"; |
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} |
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} |
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} |