diff --git a/src/java/com/wolfssl/WolfSSL.java b/src/java/com/wolfssl/WolfSSL.java
index 823daacd..2a44e447 100644
--- a/src/java/com/wolfssl/WolfSSL.java
+++ b/src/java/com/wolfssl/WolfSSL.java
@@ -725,6 +725,9 @@ public static void loadLibraryAbsolute(String libPath)
      * @param file File to read into byte array
      *
      * @return byte array representing input File, or null if file is null
+     *
+     * @throws FileNotFoundException if input file is not found
+     * @throws IOException if unable to read entire file
      */
     protected static byte[] fileToBytes(File file)
         throws FileNotFoundException, IOException {
diff --git a/src/java/com/wolfssl/provider/jsse/WolfSSLDebug.java b/src/java/com/wolfssl/provider/jsse/WolfSSLDebug.java
index 973b48a7..17a12f36 100644
--- a/src/java/com/wolfssl/provider/jsse/WolfSSLDebug.java
+++ b/src/java/com/wolfssl/provider/jsse/WolfSSLDebug.java
@@ -58,6 +58,12 @@ public class WolfSSLDebug {
      */
     private static WolfSSLNativeLoggingCallback nativeLogCb = null;
 
+    /**
+     * Default constructor for wolfJSSE debug class.
+     */
+    public WolfSSLDebug() {
+    }
+
     private static boolean checkProperty() {
 
         String enabled = System.getProperty("wolfjsse.debug");
diff --git a/src/java/com/wolfssl/provider/jsse/WolfSSLEngineHelper.java b/src/java/com/wolfssl/provider/jsse/WolfSSLEngineHelper.java
index 0a1f3b49..3205e7f8 100644
--- a/src/java/com/wolfssl/provider/jsse/WolfSSLEngineHelper.java
+++ b/src/java/com/wolfssl/provider/jsse/WolfSSLEngineHelper.java
@@ -1408,6 +1408,9 @@ protected synchronized int saveSession() {
         return WolfSSL.SSL_FAILURE;
     }
 
+    /**
+     * Clear internal state of this WolfSSLEngineHelper.
+     */
     protected synchronized void clearObjectState() {
         this.ssl = null;
         this.session = null;
diff --git a/src/java/com/wolfssl/provider/jsse/WolfSSLImplementSSLSession.java b/src/java/com/wolfssl/provider/jsse/WolfSSLImplementSSLSession.java
index 0161b44f..dfffd573 100644
--- a/src/java/com/wolfssl/provider/jsse/WolfSSLImplementSSLSession.java
+++ b/src/java/com/wolfssl/provider/jsse/WolfSSLImplementSSLSession.java
@@ -831,6 +831,9 @@ protected synchronized void setResume() {
         }
     }
 
+    /**
+     * Update internally-stored session values.
+     */
     protected synchronized void updateStoredSessionValues() {
 
         try {
diff --git a/src/java/com/wolfssl/provider/jsse/WolfSSLUtil.java b/src/java/com/wolfssl/provider/jsse/WolfSSLUtil.java
index cea09075..90d00950 100644
--- a/src/java/com/wolfssl/provider/jsse/WolfSSLUtil.java
+++ b/src/java/com/wolfssl/provider/jsse/WolfSSLUtil.java
@@ -42,6 +42,12 @@
  */
 public class WolfSSLUtil {
 
+    /**
+     * Default constructor for WolfSSLUtil class.
+     */
+    public WolfSSLUtil() {
+    }
+
     /**
      * Sanitize or filter protocol list based on system property limitations.
      *