Remove redundant throws statements

DEVSIX-3458

Author: nikitakovaliov92

src/main/java/com/itextpdf/rups/io/TextAreaOutputStream.java

@@ -61,9 +61,8 @@ public class TextAreaOutputStream extends OutputStream {
      * Constructs a TextAreaOutputStream.
      *
      * @param text the text area to which we want to write.
-     * @throws IOException an exception
      */
-    public TextAreaOutputStream(JTextArea text) throws IOException {
+    public TextAreaOutputStream(JTextArea text) {
         this.text = text;
         clear();
     }
@@ -79,7 +78,7 @@ public void clear() {
      * @see java.io.OutputStream#write(int)
      */
     @Override
-    public void write(int i) throws IOException {
+    public void write(int i) {
         byte[] b = {(byte) i};
         write(b, 0, 1);
     }
@@ -88,7 +87,7 @@ public void write(int i) throws IOException {
      * @see java.io.OutputStream#write(byte[], int, int)
      */
     @Override
-    public void write(byte[] b, int off, int len) throws IOException {
+    public void write(byte[] b, int off, int len) {
         String snippet = new String(b, off, len, StandardCharsets.UTF_8);
         text.append(snippet);
     }

src/main/java/com/itextpdf/rups/model/XfaFile.java

@@ -108,7 +108,7 @@ public void writeTo(OutputStream os) throws IOException {
 
     // Prevents XXE attacks
     private static class SafeEmptyEntityResolver implements EntityResolver {
-        public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {
+        public InputSource resolveEntity(String publicId, String systemId) {
             return new InputSource(new StringReader(""));
         }
     }

src/main/java/com/itextpdf/rups/view/Console.java

@@ -171,17 +171,17 @@ static class ConsoleOutputStream extends OutputStream {
         }
 
         @Override
-        public void write(final int b) throws IOException {
+        public void write(final int b) {
             Console.getInstance().updateTextPane(String.valueOf((char) b), type);
         }
 
         @Override
-        public void write(byte[] b, int off, int len) throws IOException {
+        public void write(byte[] b, int off, int len) {
             Console.getInstance().updateTextPane(new String(b, off, len), type);
         }
 
         @Override
-        public void write(byte[] b) throws IOException {
+        public void write(byte[] b) {
             write(b, 0, b.length);
         }
     }

src/main/java/com/itextpdf/rups/view/DebugView.java

@@ -110,17 +110,17 @@ public void run() {
 
     static class DebugOutputStream extends OutputStream {
         @Override
-        public void write(final int b) throws IOException {
+        public void write(final int b) {
             DebugView.getInstance().updateTextPane(String.valueOf((char) b));
         }
 
         @Override
-        public void write(byte[] b, int off, int len) throws IOException {
+        public void write(byte[] b, int off, int len) {
             DebugView.getInstance().updateTextPane(new String(b, off, len));
         }
 
         @Override
-        public void write(byte[] b) throws IOException {
+        public void write(byte[] b) {
             write(b, 0, b.length);
         }
     }