prepare to try and probe a windows service from Java

java/net/i2p/router/WinUpdateProcess.java

@@ -1,6 +1,7 @@
 package net.i2p.router;
 
 import java.io.*;
+import java.util.Map;
 import java.util.function.*;
 import net.i2p.I2PAppContext;
 import net.i2p.router.*;
@@ -43,15 +44,15 @@ class WinUpdateProcess implements Runnable {
     if (file == null)
       return;
 
-    var workingDir = workDir();
-    var logFile = new File(workingDir, "log-" + version + ".txt");
+    File workingDir = workDir();
+    File logFile = new File(workingDir, "log-" + version + ".txt");
 
     if (logFile.canWrite()) {
       // check if we can write to the log file. If we can, use the
       // ProcessBuilder to run the installer.
       ProcessBuilder pb = new ProcessBuilder(
           file.getAbsolutePath(), "/S", "/D=" + workingDir.getAbsolutePath());
-      var env = pb.environment();
+        Map<String, String> env = pb.environment();
       env.put("OLD_I2P_VERSION", version);
       env.remove("RESTART_I2P");
 

java/net/i2p/router/WindowsServiceUtil.java

@@ -29,7 +29,7 @@ import java.io.InputStreamReader;
 
 public class WindowsServiceUtil {
   public WindowsServiceUtil() {}
-  private String queryService(String serviceName) {
+  public static String queryService(String serviceName) {
     String result = "";
     String line;
     ProcessBuilder pb = new ProcessBuilder("sc", "query", serviceName);
@@ -43,13 +43,16 @@ public class WindowsServiceUtil {
           result += line;
         }
       } catch (InterruptedException e) {
+        System.err.println(e.toString());
       } catch (IOException e) {
+        System.err.println(e.toString());
       }
     } catch (IOException e) {
+      System.err.println(e.toString());
     }
     return result;
   }
-  private String getStatePrefix(String qResult) {
+  public static String getStatePrefix(String qResult) {
     String statePrefix = "STATE              : ";
     // get the first occurrence of "STATE", then find the
     // next occurrence of of ":" after that. Count the
@@ -66,7 +69,7 @@ public class WindowsServiceUtil {
     }
     return statePrefix;
   }
-  public String getServiceState(String serviceName) {
+  public static String getServiceState(String serviceName) {
     // String statePrefix = "STATE              : ";
     String qResult = queryService(serviceName);
     String statePrefix = getStatePrefix(qResult);
@@ -95,4 +98,8 @@ public class WindowsServiceUtil {
     }
     return stateString;
   }
+  static void main(String args[]) {
+    String state = getServiceState("i2p");
+    System.out.println("state: " + state);
+  }
 }