fix some pmd warnings

Author: rbri

src/main/java/org/htmlunit/html/HtmlDomTreeWalker.java

@@ -95,6 +95,7 @@ public NodeFilter getFilter() {
      * @see org.w3c.dom.traversal.TreeWalker#getExpandEntityReferences()
      * @return the ExpandEntityReferences setting
      */
+    @SuppressWarnings("PMD.BooleanGetMethodName")
     public boolean getExpandEntityReferences() {
         return expandEntityReferences_;
     }

src/main/java/org/htmlunit/javascript/host/Navigator.java

@@ -302,7 +302,7 @@ public Geolocation getGeolocation() {
      *         of PDF files when navigating to them
      */
     @JsxGetter
-    public boolean getPdfViewerEnabled() {
+    public boolean isPdfViewerEnabled() {
         return true;
     }
 

src/main/java/org/htmlunit/javascript/host/Screen.java

@@ -187,7 +187,7 @@ public String getMozOrientation() {
      * @return the {@code orientation} property
      */
     @JsxGetter({CHROME, EDGE})
-    public boolean getIsExtended() {
+    public boolean isIsExtended() {
         return false;
     }
 

src/main/java/org/htmlunit/javascript/host/Window.java

@@ -2166,7 +2166,7 @@ public SpeechSynthesis getSpeechSynthesis() {
      * @return the {@code offscreenBuffering} property
      */
     @JsxGetter({CHROME, EDGE})
-    public boolean getOffscreenBuffering() {
+    public boolean isOffscreenBuffering() {
         return true;
     }
 
@@ -3827,7 +3827,7 @@ public void put(final String name, final Scriptable start, final Object value) {
      * @return a boolean indicating whether the current context is secure (true) or not (false).
      */
     @JsxGetter
-    public boolean getIsSecureContext() {
+    public boolean isIsSecureContext() {
         final Page page = getWebWindow().getEnclosedPage();
         if (page != null) {
             final String protocol = page.getUrl().getProtocol();

src/main/java/org/htmlunit/javascript/host/dom/DOMMatrix.java

@@ -448,7 +448,7 @@ public void setF(final double f) {
      */
     @JsxFunction
     public DOMMatrix invertSelf() {
-        if (getIs2D()) {
+        if (isIs2D()) {
             final double det = getM11() * getM22() - getM12() * getM21();
             if (det == 0) {
                 // Not invertible: set all to NaN, is2D_ = false

src/main/java/org/htmlunit/javascript/host/dom/DOMMatrixReadOnly.java

@@ -457,7 +457,7 @@ public void setM44(final double m44) {
      * @return is2d
      */
     @JsxGetter
-    public boolean getIs2D() {
+    public boolean isIs2D() {
         return is2D_;
     }
 
@@ -615,7 +615,7 @@ public DOMMatrix multiply(final Object other) {
                 + m22_ * otherMatrix.m12_
                 + m32_ * otherMatrix.m13_
                 + m42_ * otherMatrix.m14_);
-        if (!result.getIs2D()) {
+        if (!result.isIs2D()) {
             result.setM13(m13_ * otherMatrix.m11_
                     + m23_ * otherMatrix.m12_
                     + m33_ * otherMatrix.m13_
@@ -634,7 +634,7 @@ public DOMMatrix multiply(final Object other) {
                 + m22_ * otherMatrix.m22_
                 + m32_ * otherMatrix.m23_
                 + m42_ * otherMatrix.m24_);
-        if (!result.getIs2D()) {
+        if (!result.isIs2D()) {
             result.setM23(m13_ * otherMatrix.m21_
                     + m23_ * otherMatrix.m22_
                     + m33_ * otherMatrix.m23_
@@ -645,7 +645,7 @@ public DOMMatrix multiply(final Object other) {
                     + m44_ * otherMatrix.m24_);
         }
 
-        if (!result.getIs2D()) {
+        if (!result.isIs2D()) {
             result.setM31(m11_ * otherMatrix.m31_
                     + m21_ * otherMatrix.m32_
                     + m31_ * otherMatrix.m33_
@@ -672,7 +672,7 @@ public DOMMatrix multiply(final Object other) {
                 + m22_ * otherMatrix.m42_
                 + m32_ * otherMatrix.m43_
                 + m42_ * otherMatrix.m44_);
-        if (!result.getIs2D()) {
+        if (!result.isIs2D()) {
             result.setM43(m13_ * otherMatrix.m41_
                     + m23_ * otherMatrix.m42_
                     + m33_ * otherMatrix.m43_

src/main/java/org/htmlunit/javascript/host/dom/Document.java

@@ -1670,7 +1670,7 @@ public void setOninput(final Object oninput) {
      * @return the {@code hidden} property
      */
     @JsxGetter
-    public boolean getHidden() {
+    public boolean isHidden() {
         return false;
     }
 

src/main/java/org/htmlunit/javascript/host/dom/XPathResult.java

@@ -191,7 +191,7 @@ public Node getSingleNodeValue() {
      *         ORDERED_NODE_ITERATOR_TYPE and the document has been modified since this result was returned.
      */
     @JsxGetter
-    public boolean getInvalidIteratorState() {
+    public boolean isInvalidIteratorState() {
         return false;
     }
 
@@ -263,6 +263,7 @@ public double getNumberValue() {
      * @return the value of this boolean result
      */
     @JsxGetter
+    @SuppressWarnings("PMD.BooleanGetMethodName")
     public boolean getBooleanValue() {
         if (resultType_ != BOOLEAN_TYPE) {
             throw JavaScriptEngine.reportRuntimeError("Cannot get booleanValue for type: " + resultType_);

src/main/java/org/htmlunit/javascript/host/event/Event.java

@@ -997,7 +997,7 @@ public void setReturnValue(final Object newValue) {
      * @return the return composed property
      */
     @JsxGetter
-    public boolean getComposed() {
+    public boolean isComposed() {
         return false;
     }
 

src/main/java/org/htmlunit/javascript/host/event/InputEvent.java

@@ -80,7 +80,7 @@ public void jsConstructor(final String type, final ScriptableObject details) {
      * @return whether or not the event is fired while composing
      */
     @JsxGetter
-    public boolean getIsComposing() {
+    public boolean isIsComposing() {
         return isComposing_;
     }