Javadoc and exception messages: "base 32" -> "Base32".

Author: garydgregory

src/main/java/org/apache/commons/codec/binary/Base32.java

@@ -742,7 +742,7 @@ public boolean isInAlphabet(final byte octet) {
     }
 
     /**
-     * Validates whether decoding the final trailing character is possible in the context of the set of possible base 32 values.
+     * Validates whether decoding the final trailing character is possible in the context of the set of possible Base32 values.
      * <p>
      * The character is valid if the lower bits within the provided mask are zero. This is used to test the final trailing base-32 digit is zero in the bits
      * that will be discarded.
@@ -756,7 +756,7 @@ private void validateCharacter(final long emptyBitsMask, final Context context)
         // Use the long bit work area
         if (isStrictDecoding() && (context.lbitWorkArea & emptyBitsMask) != 0) {
             throw new IllegalArgumentException("Strict decoding: Last encoded character (before the paddings if any) is a valid " +
-                    "base 32 alphabet but not a possible encoding. Expected the discarded bits from the character to be zero.");
+                    "Base32 alphabet but not a possible encoding. Expected the discarded bits from the character to be zero.");
         }
     }
 
@@ -768,7 +768,7 @@ private void validateCharacter(final long emptyBitsMask, final Context context)
     private void validateTrailingCharacters() {
         if (isStrictDecoding()) {
             throw new IllegalArgumentException("Strict decoding: Last encoded character(s) (before the paddings if any) are valid " +
-                    "base 32 alphabet but not a possible encoding. Decoding requires either 2, 4, 5, or 7 trailing 5-bit characters to create bytes.");
+                    "Base32 alphabet but not a possible encoding. Decoding requires either 2, 4, 5, or 7 trailing 5-bit characters to create bytes.");
         }
     }
 }

src/test/java/org/apache/commons/codec/binary/Base32Test.java

@@ -160,7 +160,7 @@ class Base32Test {
     // @formatter:on
 
     /**
-     * Test base 32 decoding of the final trailing bits. Trailing encoded bytes
+     * Test Base32 decoding of the final trailing bits. Trailing encoded bytes
      * cannot fit exactly into 5-bit characters so the last character has a limited
      * alphabet where the final bits are zero. This asserts that illegal final
      * characters throw an exception when decoding.