use IllegalArgumentException per review comment

Vladimir Kotal · ahornace · commit 8b57b0e781bd · 2020-09-17T20:57:02.000+02:00
diff --git a/opengrok-indexer/src/main/java/org/opengrok/indexer/configuration/RuntimeEnvironment.java b/opengrok-indexer/src/main/java/org/opengrok/indexer/configuration/RuntimeEnvironment.java
@@ -238,7 +238,7 @@ public int getCommandTimeout(CommandTimeoutType cmdType) {
                 return getRestfulCommandTimeout();
         }
 
-        throw new InvalidParameterException("invalid command timeout type");
+        throw new IllegalArgumentException("invalid command timeout type");
     }
 
     public int getRestfulCommandTimeout() {

Original file line number	Diff line number	Diff line change
`@@ -238,7 +238,7 @@ public int getCommandTimeout(CommandTimeoutType cmdType) {`
`238`	`238`	`return getRestfulCommandTimeout();`
`239`	`239`	`}`
`240`	`240`
`241`		`- throw new InvalidParameterException("invalid command timeout type");`
	`241`	`+ throw new IllegalArgumentException("invalid command timeout type");`
`242`	`242`	`}`
`243`	`243`
`244`	`244`	`public int getRestfulCommandTimeout() {`