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package net.admin4j.ui.servlets; |
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import java.io.IOException; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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import java.util.List; |
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import java.util.Map; |
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import javax.servlet.ServletException; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
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import net.admin4j.config.Admin4JConfiguration; |
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import net.admin4j.deps.commons.lang3.StringUtils; |
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import net.admin4j.log.LogManager; |
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import net.admin4j.log.LogManagerRegistry; |
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import net.admin4j.util.Admin4jRuntimeException; |
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import net.admin4j.vo.LoggerProductVO; |
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21 | 6 | public class LogLevelServlet extends AdminDisplayServlet |
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{ |
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private static final long serialVersionUID = -2723639589464533505L; |
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public static final String CHANGE_TYPE_SHOW_MORE = "showMore"; |
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public static final String CHANGE_TYPE_SHOW_LESS = "showLess"; |
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public static final String CHANGE_TYPE_CLEAR = "clear"; |
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public static final String NONE = "None"; |
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public static final String PUBLIC_HANDLE="logLevel"; |
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@Override |
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protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException |
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{ |
35 | 3 | response.setContentType("text/html"); |
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|
37 | 3 | List<LoggerProductVO> logList = new ArrayList<LoggerProductVO>(); |
38 | 3 | Map<String, LogManager> logManagerMap = new HashMap<String, LogManager>(); |
39 | 3 | for (LogManager logManager: LogManagerRegistry.getAvailableLogManagerSet()) { |
40 | 9 | logList.add( new LoggerProductVO(logManager.getLoggerSoftwareProductName(), logManager.findLoggers())); |
41 | 9 | logManagerMap.put(logManager.getLoggerSoftwareProductName(), logManager); |
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} |
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44 | 3 | String message = performLogLevelChange(request, logManagerMap); |
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46 | 3 | logList = new ArrayList<LoggerProductVO>(); |
47 | 3 | logManagerMap = new HashMap<String, LogManager>(); |
48 | 3 | for (LogManager logManager: LogManagerRegistry.getAvailableLogManagerSet()) { |
49 | 9 | logList.add( new LoggerProductVO(logManager.getLoggerSoftwareProductName(), logManager.findLoggers())); |
50 | 9 | logManagerMap.put(logManager.getLoggerSoftwareProductName(), logManager); |
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} |
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53 | 3 | Map<String,Object> variableMap = new HashMap<String,Object>(); |
54 | 3 | variableMap.put("message", message); |
55 | 3 | variableMap.put("loggerList", logList); |
56 | 3 | variableMap.put("configuration", new Admin4JConfiguration()); |
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58 | 3 | displayFreeMarkerPage(request, response, "logLevelServletDisplay.ftl", variableMap); |
59 | 3 | } |
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private String performLogLevelChange(HttpServletRequest request, Map<String, LogManager> logManagerMap) |
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{ |
64 | 3 | String requestedLoggerType = request.getParameter("loggerType"); |
65 | 3 | String requestedLoggerName = request.getParameter("loggerName"); |
66 | 3 | String requestedChangeType = request.getParameter("changeType"); |
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|
68 | 0 | if (StringUtils.isBlank(requestedLoggerType)) |
69 | 3 | return ""; |
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|
71 | 0 | LogManager logManager = logManagerMap.get(requestedLoggerType); |
72 | 0 | if (logManager == null) { |
73 | 0 | logger.error("Something's wrong -- Log Manager not listed.", |
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new Admin4jRuntimeException("Something's wrong -- Log MAnager not listed.") |
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.addContextValue("requestedLoggerType", requestedLoggerType)); |
76 | 0 | return "Something's wrong -- Log Manager not listed."; |
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} |
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|
79 | 0 | if (CHANGE_TYPE_SHOW_MORE.equals(requestedChangeType)) { |
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try { |
81 | 0 | return requestedLoggerName + ":Changed to level: " + logManager.performLogLevelChange(requestedLoggerName, LogManager.LogIncrementType.SHOW_MORE); |
82 | 0 | } catch (RuntimeException e) { |
83 | 0 | logger.error("Error increasing log level", e); |
84 | 0 | return "Error changing log level. More details in the log."; |
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} |
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} |
87 | 0 | else if (CHANGE_TYPE_SHOW_LESS.equals(requestedChangeType)) { |
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try { |
89 | 0 | return requestedLoggerName + ":Changed to level: " + logManager.performLogLevelChange(requestedLoggerName, LogManager.LogIncrementType.SHOW_LESS); |
90 | 0 | } catch (RuntimeException e) { |
91 | 0 | logger.error("Error decreasing log level", e); |
92 | 0 | return "Error changing log level. More details in the log."; |
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} |
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} |
95 | 0 | else if (CHANGE_TYPE_CLEAR.equals(requestedChangeType)) { |
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try { |
97 | 0 | logManager.performLogLevelChange(requestedLoggerName, LogManager.LogIncrementType.CLEAR); |
98 | 0 | return requestedLoggerName + ": cleared"; |
99 | 0 | } catch (RuntimeException e) { |
100 | 0 | logger.error("Error clearing log level", e); |
101 | 0 | return "Error changing log level. More details in the log."; |
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} |
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} |
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else |
105 | 0 | return "The loggerType requested was not found: "+requestedLoggerType; |
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} |
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@Override |
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public String getServletLabel() { |
113 | 3 | return "Log Level Manager"; |
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} |
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} |