Remove unused fields

Author: jcoyne

src/main/java/edu/illinois/library/cantaloupe/cache/HeapCacheProtos.java

@@ -62,8 +62,7 @@ public String toString() {
     static class KeyValuePair extends Item {
         /** a.k.a. left indent */
         private int offset;
-        private String key, normalizedKey,
-                pairSeparator = PAIR_SEPARATOR_1, value;
+        private String key, pairSeparator = PAIR_SEPARATOR_1, value;
 
         KeyValuePair() {}
 

src/main/java/edu/illinois/library/cantaloupe/config/PropertiesDocument.java

@@ -89,10 +89,7 @@ public Builder username(String username) {
     private String entity;
     private boolean followRedirects = false;
     private final Headers headers = new Headers();
-    private File keyStore;
-    private String keyStorePassword = "password";
     private Method method = Method.GET;
-    private String realm;
     private String secret;
     private Transport transport = Transport.HTTP1_1;
     private boolean trustAll = false;

src/main/java/edu/illinois/library/cantaloupe/http/Client.java

@@ -401,12 +401,7 @@ public void process(final OperationList opList,
             LOGGER.debug(msg, e);
             throw new ProcessorException(msg, e);
         } catch (IOException | InterruptedException e) {
-            final String errorStr = toString(errorBucket);
-            //if (errorStr.contains("does not contain a JPEG 2000 code stream")) {
-                throw new SourceFormatException(getSourceFormat());
-            //}
-            //throw new ProcessorException(
-            //        e.getMessage() + " (command output: " + errorStr + ")", e);
+            throw new SourceFormatException(getSourceFormat());
         }
     }
 

src/main/java/edu/illinois/library/cantaloupe/processor/GrokProcessor.java

@@ -13,7 +13,6 @@
 public class MockHttpServletResponse implements HttpServletResponse {
 
     private int status;
-    private String description;
     private final Headers headers = new Headers();
     private final ByteArrayServletOutputStream outputStream =
             new ByteArrayServletOutputStream();