School/WasteInformationServer
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* save start time

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* memory utilisation
This commit is contained in:
lukas-heiligenbrunner 2019-12-12 12:39:28 +01:00
parent 97214d786e
commit 23bffc4c6e
3 changed files with 39 additions and 6 deletions
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37
src/java/com/wasteinformationserver/basicutils/Info.java
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@ -2,15 +2,30 @@ package com.wasteinformationserver.basicutils;
import java.io.IOException;
import java.net.URL;
import java.text.NumberFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Properties;
public class Info {
public static String version="0.0";
public static String builddate;
private static String version="not init";
private static String builddate="not init";
private static String starttime="not init";
public static String getVersion() {
return version;
}
public static String getBuilddate() {
return builddate;
}
public static String getStarttime() {
return starttime;
}
public static void init(){
starttime = new SimpleDateFormat("dd.MM.yyyy HH:mm:ss").format(new Date());
Properties prop = new Properties();
try {
URL url = Info.class.getResource("/version.properties");
@ -22,4 +37,22 @@ public class Info {
e.printStackTrace();
}
}
public static void getMemoryUsage(){
Runtime runtime = Runtime.getRuntime();
NumberFormat format = NumberFormat.getInstance();
StringBuilder sb = new StringBuilder();
long maxMemory = runtime.maxMemory();
long allocatedMemory = runtime.totalMemory();
long freeMemory = runtime.freeMemory();
sb.append("free memory: " + format.format(freeMemory / 1024) + "\n");
sb.append("allocated memory: " + format.format(allocatedMemory / 1024) + "\n");
sb.append("max memory: " + format.format(maxMemory / 1024) + "\n");
sb.append("total free memory: " + format.format((freeMemory + (maxMemory - allocatedMemory)) / 1024) + "\n");
System.out.println(sb.toString());
}
}

4
src/java/com/wasteinformationserver/main.java
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@ -26,8 +26,8 @@ public class main {
}));
Info.init();
Log.info("Server version: "+Info.version);
Log.debug("Build date: "+Info.builddate);
Log.info("Server version: "+Info.getVersion());
Log.debug("Build date: "+Info.getBuilddate());
//initial connect to db
Log.message("initial login to db");

4
src/java/com/wasteinformationserver/website/datarequests/DataRequest.java
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@ -175,8 +175,8 @@ public class DataRequest extends PostRequest {
case "getversionandbuildtime":
sb.append("{");
sb.append("\"version\" : \""+ Info.version+"\"");
sb.append(",\"buildtime\" : \""+ Info.builddate+"\"");
sb.append("\"version\" : \""+ Info.getVersion()+"\"");
sb.append(",\"buildtime\" : \""+ Info.getBuilddate()+"\"");
sb.append(",\"query\":\"ok\"");