Changed parameter names and tags as requested

src/main/java/org/apache/commons/io/input/CloseShieldInputStream.java

@@ -58,12 +58,12 @@ public void close() {
      * Creates a proxy that shields the given input stream from being
      * closed.
      *
-     * @param in underlying input stream
+     * @param inputStream the input stream to wrap
      * @return the created proxy
      * @since 2.9.0
      */
-    public static CloseShieldInputStream wrap(final InputStream in) {
-        return new CloseShieldInputStream(in);
+    public static CloseShieldInputStream wrap(final InputStream inputStream) {
+        return new CloseShieldInputStream(inputStream);
     }
 
 }

src/main/java/org/apache/commons/io/input/CloseShieldReader.java

@@ -58,12 +58,12 @@ public void close() {
      * Creates a proxy that shields the given reader from being
      * closed.
      *
-     * @param in underlying reader
+     * @param reader the reader to wrap
      * @return the created proxy
      * @since 2.9.0
      */
-    public static CloseShieldReader wrap(final Reader in) {
-        return new CloseShieldReader(in);
+    public static CloseShieldReader wrap(final Reader reader) {
+        return new CloseShieldReader(reader);
     }
 
 }

src/main/java/org/apache/commons/io/output/CloseShieldOutputStream.java

@@ -58,12 +58,12 @@ public void close() {
      * Creates a proxy that shields the given output stream from being
      * closed.
      *
-     * @param out underlying output stream
+     * @param outputStream the output stream to wrap
      * @return the created proxy
      * @since 2.9.0
      */
-    public static CloseShieldOutputStream wrap(final OutputStream out) {
-        return new CloseShieldOutputStream(out);
+    public static CloseShieldOutputStream wrap(final OutputStream outputStream) {
+        return new CloseShieldOutputStream(outputStream);
     }
 
 }

src/main/java/org/apache/commons/io/output/CloseShieldWriter.java

@@ -54,12 +54,12 @@ public void close() {
     /**
      * Creates a proxy that shields the given writer from being closed.
      *
-     * @param out underlying writer
+     * @param writer the writer to wrap
      * @return the created proxy
      * @since 2.9.0
      */
-    public static CloseShieldWriter wrap(final Writer out) {
-        return new CloseShieldWriter(out);
+    public static CloseShieldWriter wrap(final Writer writer) {
+        return new CloseShieldWriter(writer);
     }
 
 }