From b6614aab5410737899e577ade72eca6b3dc851e6 Mon Sep 17 00:00:00 2001
From: "Michael N. Lipp" <mnl@mnl.de>
Date: Mon, 29 Apr 2024 11:53:02 +0200
Subject: [PATCH] Fix codacy issues.

---
 .../org/jgrapes/io/util/ManagedBufferStreamer.java    |  2 +-
 .../src/org/jgrapes/io/util/ThreadCleaner.java        | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/org.jgrapes.io/src/org/jgrapes/io/util/ManagedBufferStreamer.java b/org.jgrapes.io/src/org/jgrapes/io/util/ManagedBufferStreamer.java
index e85966f77cd..4ab5cf33251 100644
--- a/org.jgrapes.io/src/org/jgrapes/io/util/ManagedBufferStreamer.java
+++ b/org.jgrapes.io/src/org/jgrapes/io/util/ManagedBufferStreamer.java
@@ -34,7 +34,7 @@
  */
 public class ManagedBufferStreamer {
 
-    private ManagedBufferReader reader = new ManagedBufferReader();
+    private final ManagedBufferReader reader = new ManagedBufferReader();
 
     public ManagedBufferStreamer(Consumer<Reader> processor) {
         Thread thread = new Thread(() -> {
diff --git a/org.jgrapes.io/src/org/jgrapes/io/util/ThreadCleaner.java b/org.jgrapes.io/src/org/jgrapes/io/util/ThreadCleaner.java
index 1d084916f51..f895ca14e2d 100644
--- a/org.jgrapes.io/src/org/jgrapes/io/util/ThreadCleaner.java
+++ b/org.jgrapes.io/src/org/jgrapes/io/util/ThreadCleaner.java
@@ -45,6 +45,10 @@ public class ThreadCleaner {
     private static ReferenceQueue<Object> abandoned
         = new ReferenceQueue<>();
 
+    private ThreadCleaner() {
+        // Utility class
+    }
+
     /**
      * Weak references to an object that interrupts the associated
      * thread if the object has been garbage collected.
@@ -84,6 +88,13 @@ public RefWithThread(Object referent, Thread thread) {
         watchdog.start();
     }
 
+    /**
+     * Watch the referent and terminate the thread if it is
+     * garbage collected.
+     *
+     * @param referent the referent
+     * @param thread the thread
+     */
     public static void watch(Object referent, Thread thread) {
         watched.add(new RefWithThread(referent, thread));
     }