8273168: Remove superfluous use of boxing in java.desktop

src/java.desktop/share/classes/com/sun/imageio/plugins/png/PNGMetadata.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2021, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -1318,7 +1318,7 @@ private void mergeNativeTree(Node root)
                 IHDR_width = getIntAttribute(node, "width");
                 IHDR_height = getIntAttribute(node, "height");
                 IHDR_bitDepth =
-                        Integer.valueOf(IHDR_bitDepths[
+                        Integer.parseInt(IHDR_bitDepths[
                                 getEnumeratedAttribute(node,
                                                     "bitDepth",
                                                     IHDR_bitDepths)]);

src/java.desktop/share/classes/java/awt/Font.java

@@ -1721,8 +1721,7 @@ public static Font decode(String str) {
 
         if (sizeIndex > 0 && sizeIndex+1 < strlen) {
             try {
-                fontSize =
-                    Integer.valueOf(str.substring(sizeIndex+1)).intValue();
+                fontSize = Integer.parseInt(str.substring(sizeIndex+1));
                 if (fontSize <= 0) {
                     fontSize = 12;
                 }

src/java.desktop/share/classes/javax/swing/text/html/CSS.java

@@ -763,13 +763,13 @@ void setBaseFontSize(String size) {
 
         if (size != null) {
             if (size.startsWith("+")) {
-                relSize = Integer.valueOf(size.substring(1)).intValue();
+                relSize = Integer.parseInt(size.substring(1));
                 setBaseFontSize(baseFontSize + relSize);
             } else if (size.startsWith("-")) {
-                relSize = -Integer.valueOf(size.substring(1)).intValue();
+                relSize = -Integer.parseInt(size.substring(1));
                 setBaseFontSize(baseFontSize + relSize);
             } else {
-                setBaseFontSize(Integer.valueOf(size).intValue());
+                setBaseFontSize(Integer.parseInt(size));
             }
         }
     }
@@ -961,13 +961,13 @@ float getPointSize(String size, StyleSheet ss) {
         ss = getStyleSheet(ss);
         if (size != null) {
             if (size.startsWith("+")) {
-                relSize = Integer.valueOf(size.substring(1)).intValue();
+                relSize = Integer.parseInt(size.substring(1));
                 return getPointSize(baseFontSize + relSize, ss);
             } else if (size.startsWith("-")) {
-                relSize = -Integer.valueOf(size.substring(1)).intValue();
+                relSize = -Integer.parseInt(size.substring(1));
                 return getPointSize(baseFontSize + relSize, ss);
             } else {
-                absSize = Integer.valueOf(size).intValue();
+                absSize = Integer.parseInt(size);
                 return getPointSize(absSize, ss);
             }
         }
@@ -2137,11 +2137,11 @@ Object parseHtmlValue(String value) {
                  */
                 int baseFontSize = getBaseFontSize();
                 if (value.charAt(0) == '+') {
-                    int relSize = Integer.valueOf(value.substring(1)).intValue();
+                    int relSize = Integer.parseInt(value.substring(1));
                     fs.value = baseFontSize + relSize;
                     fs.index = true;
                 } else if (value.charAt(0) == '-') {
-                    int relSize = -Integer.valueOf(value.substring(1)).intValue();
+                    int relSize = -Integer.parseInt(value.substring(1));
                     fs.value = baseFontSize + relSize;
                     fs.index = true;
                 } else {
@@ -2533,7 +2533,7 @@ Object parseCssValue(String value) {
             LengthValue lv;
             try {
                 // Assume pixels
-                float absolute = Float.valueOf(value).floatValue();
+                float absolute = Float.parseFloat(value);
                 lv = new LengthValue();
                 lv.span = absolute;
             } catch (NumberFormatException nfe) {

src/java.desktop/share/classes/javax/swing/text/html/HTML.java

@@ -1262,7 +1262,7 @@ public static int getIntegerAttributeValue(AttributeSet attr,
         String istr = (String) attr.getAttribute(key);
         if (istr != null) {
             try {
-                value = Integer.valueOf(istr).intValue();
+                value = Integer.parseInt(istr);
             } catch (NumberFormatException e) {
                 value = def;
             }

src/java.desktop/share/classes/sun/awt/datatransfer/DataTransferer.java

@@ -246,7 +246,7 @@ public void registerTextFlavorProperties(String nat, String charset,
             nativeEOLNs.put(format, eoln);
         }
         if (terminators != null && terminators.length() != 0) {
-            Integer iTerminators = Integer.valueOf(terminators);
+            int iTerminators = Integer.parseInt(terminators);
             if (iTerminators > 0) {
                 nativeTerminators.put(format, iTerminators);
             }

src/java.desktop/unix/classes/sun/print/PrintServiceLookupProvider.java

@@ -120,7 +120,7 @@ public class PrintServiceLookupProvider extends PrintServiceLookup
 
         if (refreshTimeStr != null) {
             try {
-                minRefreshTime = (Integer.valueOf(refreshTimeStr)).intValue();
+                minRefreshTime = Integer.parseInt(refreshTimeStr);
             } catch (NumberFormatException e) {
             }
             if (minRefreshTime < DEFAULT_MINREFRESH) {

src/java.desktop/windows/classes/sun/awt/windows/WPathGraphics.java

@@ -317,8 +317,8 @@ protected int platformFontCount(Font font, String str) {
     private static boolean isXP() {
         String osVersion = System.getProperty("os.version");
         if (osVersion != null) {
-            Float version = Float.valueOf(osVersion);
-            return (version.floatValue() >= 5.1f);
+            float version = Float.parseFloat(osVersion);
+            return version >= 5.1f;
         } else {
             return false;
         }