Merge if tests that do the same block

Author: garydgregory

src/main/java/org/apache/commons/codec/binary/BaseNCodecInputStream.java

@@ -156,10 +156,7 @@ public int read() throws IOException {
     @Override
     public int read(final byte[] array, final int offset, final int len) throws IOException {
         Objects.requireNonNull(array, "array");
-        if (offset < 0 || len < 0) {
-            throw new IndexOutOfBoundsException();
-        }
-        if (offset > array.length || offset + len > array.length) {
+        if (offset < 0 || len < 0 || offset > array.length || offset + len > array.length) {
             throw new IndexOutOfBoundsException();
         }
         if (len == 0) {

src/main/java/org/apache/commons/codec/binary/BaseNCodecOutputStream.java

@@ -166,10 +166,7 @@ public boolean isStrictDecoding() {
     @Override
     public void write(final byte[] array, final int offset, final int len) throws IOException {
         Objects.requireNonNull(array, "array");
-        if (offset < 0 || len < 0) {
-            throw new IndexOutOfBoundsException();
-        }
-        if (offset > array.length || offset + len > array.length) {
+        if (offset < 0 || len < 0 || offset > array.length || offset + len > array.length) {
             throw new IndexOutOfBoundsException();
         }
         if (len > 0) {