[CSV-239] Cannot get headers in column order from CSVRecord.

* fix whitespace

Author: davidmoten

src/main/java/org/apache/commons/csv/CSVParser.java

@@ -447,13 +447,13 @@ private Map<String, Integer> createEmptyHeaderMap() {
     }
 
     private static final class Headers {
-    	final Map<String,Integer> headerMap;
-    	final List<String> headerNames;
+        final Map<String, Integer> headerMap;
+        final List<String> headerNames;
 
-    	Headers(Map<String, Integer> headerMap, List<String> headerNames) {
-			this.headerMap = headerMap;
-			this.headerNames = headerNames;
-		}
+        Headers(Map<String, Integer> headerMap, List<String> headerNames) {
+            this.headerMap = headerMap;
+            this.headerNames = headerNames;
+        }
     }
 
     /**
@@ -481,7 +481,7 @@ private Headers createHeaderMapAndHeaderNames() throws IOException {
                 }
                 headerRecord = formatHeader;
             }
-            
+
             // build the name to index mappings
             if (headerRecord != null) {
                 for (int i = 0; i < headerRecord.length; i++) {

src/test/java/org/apache/commons/csv/CSVParserTest.java

@@ -294,15 +294,15 @@ public void testDefaultFormat() throws IOException {
 
     @Test(expected = IllegalArgumentException.class)
     public void testDuplicateHeadersNotAllowed() throws Exception {
-        CSVParser.parse("a,b,a\n1,2,3\nx,y,z", CSVFormat.DEFAULT.withHeader(new String[] {})
-        		.withAllowDuplicateHeaderNames(false));
+        CSVParser.parse("a,b,a\n1,2,3\nx,y,z",
+                CSVFormat.DEFAULT.withHeader(new String[] {}).withAllowDuplicateHeaderNames(false));
     }
 
     @Test
     public void testDuplicateHeadersAllowedByDefault() throws Exception {
         CSVParser.parse("a,b,a\n1,2,3\nx,y,z", CSVFormat.DEFAULT.withHeader(new String[] {}));
     }
-    
+
     @Test
     public void testEmptyFileHeaderParsing() throws Exception {
         try (final CSVParser parser = CSVParser.parse("", CSVFormat.DEFAULT.withFirstRecordAsHeader())) {
@@ -1169,9 +1169,8 @@ public void testTrim() throws Exception {
 
     @Test
     public void testRepeatedHeadersAreReturnedInCSVRecordHeaderNames() throws IOException {
-    	final Reader in = new StringReader("header1,header2,header1\n1,2,3\n4,5,6");
-        final Iterator<CSVRecord> records = CSVFormat.DEFAULT.withFirstRecordAsHeader()
-                .withTrim().parse(in).iterator();
+        final Reader in = new StringReader("header1,header2,header1\n1,2,3\n4,5,6");
+        final Iterator<CSVRecord> records = CSVFormat.DEFAULT.withFirstRecordAsHeader().withTrim().parse(in).iterator();
         final CSVRecord record = records.next();
         assertEquals(Arrays.asList("header1", "header2", "header1"), record.getParser().getHeaderNames());
     }