sint: Allow use of custom SmackDebugger

Refactors the Smack Integration Test configuration to allow for a classname for a SmackDebugger(Factory) to be
provided.

smack-integration-test/src/main/java/org/igniterealtime/smack/inttest/Configuration.java

@@ -36,6 +36,7 @@
 
 import org.jivesoftware.smack.ConnectionConfiguration.SecurityMode;
 import org.jivesoftware.smack.debugger.ConsoleDebugger;
+import org.jivesoftware.smack.debugger.SmackDebuggerFactory;
 import org.jivesoftware.smack.util.CollectionUtil;
 import org.jivesoftware.smack.util.Function;
 import org.jivesoftware.smack.util.Objects;
@@ -61,12 +62,6 @@ public enum AccountRegistration {
         serviceAdministration,
     }
 
-    public enum Debugger {
-        none,
-        console,
-        enhanced,
-    }
-
     public enum DnsResolver {
         minidns,
         javax,
@@ -101,7 +96,7 @@ public enum DnsResolver {
 
     public final String accountThreePassword;
 
-    public final Debugger debugger;
+    public final SmackDebuggerFactory debuggerFactory;
 
     public final Set<String> enabledTests;
 
@@ -148,7 +143,7 @@ private Configuration(Configuration.Builder builder) throws KeyManagementExcepti
         } else {
             replyTimeout = 47000;
         }
-        debugger = builder.debugger;
+        debuggerFactory = builder.debuggerFactory;
         if (StringUtils.isNotEmpty(builder.adminAccountUsername, builder.adminAccountPassword)) {
             accountRegistration = AccountRegistration.serviceAdministration;
         }
@@ -193,16 +188,8 @@ else if (StringUtils.isNotEmpty(builder.accountOneUsername, builder.accountOnePa
             b.setSecurityMode(securityMode);
             b.setXmppDomain(service);
 
-            switch (debugger) {
-            case enhanced:
-                b.setDebuggerFactory(EnhancedDebugger.Factory.INSTANCE);
-                break;
-            case console:
-                b.setDebuggerFactory(ConsoleDebugger.Factory.INSTANCE);
-                break;
-            case none:
-                // Nothing to do :).
-                break;
+            if (debuggerFactory != null) {
+                b.setDebuggerFactory(debuggerFactory);
             }
         };
 
@@ -246,7 +233,7 @@ public static final class Builder {
 
         public String accountThreePassword;
 
-        private Debugger debugger = Debugger.none;
+        private SmackDebuggerFactory debuggerFactory;
 
         private Set<String> enabledTests;
 
@@ -352,18 +339,23 @@ public Builder setDebugger(String debuggerString) {
             case "false": // For backwards compatibility settings with previous boolean setting.
                 LOGGER.warning("Debug string \"" + debuggerString + "\" is deprecated, please use \"none\" instead");
             case "none":
-                debugger = Debugger.none;
+                debuggerFactory = null;
                 break;
             case "true": // For backwards compatibility settings with previous boolean setting.
                 LOGGER.warning("Debug string \"" + debuggerString + "\" is deprecated, please use \"console\" instead");
             case "console":
-                debugger = Debugger.console;
+                debuggerFactory = ConsoleDebugger.Factory.INSTANCE;
                 break;
             case "enhanced":
-                debugger = Debugger.enhanced;
+                debuggerFactory = EnhancedDebugger.Factory.INSTANCE;
                 break;
             default:
-                throw new IllegalArgumentException("Unrecognized debugger string: " + debuggerString);
+                try {
+                    final Class<? extends SmackDebuggerFactory> aClass = Class.forName(debuggerString).asSubclass(SmackDebuggerFactory.class);
+                    debuggerFactory = aClass.getConstructor().newInstance();
+                } catch (Exception e) {
+                    throw new IllegalArgumentException("Unable to construct debugger from value: " + debuggerString, e);
+                }
             }
             return this;
         }

smack-integration-test/src/main/java/org/igniterealtime/smack/inttest/SmackIntegrationTestFramework.java

@@ -64,6 +64,7 @@
 import org.jivesoftware.smack.util.dns.javax.JavaxResolver;
 import org.jivesoftware.smack.util.dns.minidns.MiniDnsResolver;
 
+import org.jivesoftware.smackx.debugger.EnhancedDebugger;
 import org.jivesoftware.smackx.debugger.EnhancedDebuggerWindow;
 import org.jivesoftware.smackx.iqregister.AccountManager;
 
@@ -138,12 +139,8 @@ public static void main(String[] args) throws IOException, KeyManagementExceptio
             exitStatus = 0;
         }
 
-        switch (config.debugger) {
-        case enhanced:
+        if (config.debuggerFactory instanceof EnhancedDebugger) {
             EnhancedDebuggerWindow.getInstance().waitUntilClosed();
-            break;
-        default:
-            break;
         }
 
         System.exit(exitStatus);
@@ -175,7 +172,7 @@ public synchronized TestRunResult run()
         this.connectionManager = new XmppConnectionManager(this);
 
         LOGGER.info("SmackIntegrationTestFramework [" + testRunResult.testRunId + ']' + ": Starting\nSmack version: " + Smack.getVersion());
-        if (config.debugger != Configuration.Debugger.none) {
+        if (config.debuggerFactory != null) {
             // JUL Debugger will not print any information until configured to print log messages of
             // level FINE
             // TODO configure JUL for log?

smack-integration-test/src/main/java/org/igniterealtime/smack/inttest/package-info.java

@@ -125,7 +125,7 @@
  * </tr>
  * <tr>
  * <td>debugger</td>
- * <td>‘console’ for console debugger, ‘enhanced’ for the enhanced debugger</td>
+ * <td>‘console’ for console debugger, ‘enhanced’ for the enhanced debugger, or the name of a class that implements SmackDebuggerFactory for a custom debugger</td>
  * </tr>
  * <tr>
  * <td>enabledTests</td>
@@ -284,6 +284,18 @@
  * Debug Window launching when your tests launch, and you'll get a stanza-by-stanza account of what happened on each
  * connection, hopefully enough to diagnose what went wrong.
  * </p>
+ * <p>
+ * Lastly, you can provide a custom debugger, by providing the fully qualified name of a class that implements
+ * {@link org.jivesoftware.smack.debugger.SmackDebuggerFactory}. The provided factory must declare a public constructor
+ * that takes no arguments.
+ * </p>
+ * <p>
+ * Example:
+ * </p>
+ *
+ * <pre>{@code
+ * $ gradle integrationTest -Dsinttest.service=my.xmppservice.org -Dsinttest.debugger="org.example.MyDebugger$Factory"
+ * }</pre>
  * <h3>Debugging in the IDE</h3>
  * <p>
  * If the output isn't enough, you may need to debug and inspect running code within the IDE. Depending on the IDE, in
@@ -302,7 +314,7 @@
  * </p>
  *
  * <pre>{@code
- * $ gradle integrationTest -Dsinttest.service=my.xmppserivce.org -Dsinttest.testPackages=org.mypackage,org.otherpackage
+ * $ gradle integrationTest -Dsinttest.service=my.xmppservice.org -Dsinttest.testPackages=org.mypackage,org.otherpackage
  * }</pre>
  */
 package org.igniterealtime.smack.inttest;