Use final.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1559908 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -28,7 +28,7 @@ final class Assertions {
         // can not be instantiated
     }
 
-    public static void notNull(Object parameter, String parameterName) {
+    public static void notNull(final Object parameter, final String parameterName) {
         if (parameter == null) {
             throw new IllegalArgumentException("Parameter '" + parameterName + "' must not be null!");
         }

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

@@ -293,7 +293,7 @@ public final class CSVFormat implements Serializable {
             final Quote quotePolicy, final Character commentStart,
             final Character escape, final boolean ignoreSurroundingSpaces,
             final boolean ignoreEmptyLines, final String recordSeparator,
-            final String nullString, final String[] header, boolean skipHeaderRecord) {
+            final String nullString, final String[] header, final boolean skipHeaderRecord) {
         if (isLineBreak(delimiter)) {
             throw new IllegalArgumentException("The delimiter cannot be a line break");
         }

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

@@ -145,7 +145,7 @@ public final class CSVParser implements Iterable<CSVRecord>, Closeable {
      * @throws IOException
      *             If an I/O error occurs
      */
-    public static CSVParser parse(File file, final CSVFormat format) throws IOException {
+    public static CSVParser parse(final File file, final CSVFormat format) throws IOException {
         Assertions.notNull(file, "file");
         Assertions.notNull(format, "format");
 
@@ -165,7 +165,7 @@ public final class CSVParser implements Iterable<CSVRecord>, Closeable {
      * @throws IOException
      *             If an I/O error occurs
      */
-    public static CSVParser parse(String string, final CSVFormat format) throws IOException {
+    public static CSVParser parse(final String string, final CSVFormat format) throws IOException {
         Assertions.notNull(string, "string");
         Assertions.notNull(format, "format");
 
@@ -192,7 +192,7 @@ public final class CSVParser implements Iterable<CSVRecord>, Closeable {
      * @throws IOException
      *             If an I/O error occurs
      */
-    public static CSVParser parse(URL url, Charset charset, final CSVFormat format) throws IOException {
+    public static CSVParser parse(final URL url, final Charset charset, final CSVFormat format) throws IOException {
         Assertions.notNull(url, "url");
         Assertions.notNull(charset, "charset");
         Assertions.notNull(format, "format");

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

@@ -62,7 +62,7 @@ public final class CSVRecord implements Serializable, Iterable<String> {
      *            an enum
      * @return the String at the given enum String
      */
-    public String get(Enum<?> e) {
+    public String get(final Enum<?> e) {
         return get(e.toString());
     }
 
@@ -175,8 +175,8 @@ public final class CSVRecord implements Serializable, Iterable<String> {
      * @param map The Map to populate.
      * @return the given map.
      */
-    public Map<String, String> putIn(Map<String, String> map) {
-        for (Entry<String, Integer> entry : mapping.entrySet()) {
+    public Map<String, String> putIn(final Map<String, String> map) {
+        for (final Entry<String, Integer> entry : mapping.entrySet()) {
             map.put(entry.getKey(), values[entry.getValue().intValue()]);
         }
         return map;

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

@@ -154,7 +154,7 @@ public class CSVFileParserTest {
         assertEquals(testName + " Expected format ", line, format.toString());
 
         // Now parse the file and compare against the expected results
-        URL resource = ClassLoader.getSystemResource("CSVFileParser/" + split[0]);
+        final URL resource = ClassLoader.getSystemResource("CSVFileParser/" + split[0]);
         final CSVParser parser = CSVParser.parse(resource, Charset.forName("UTF-8"), format);
         for (final CSVRecord record : parser) {
             String parsed = record.toString();

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

@@ -493,17 +493,17 @@ public class CSVParserTest {
 
     @Test // TODO this may lead to strange behavior, throw an exception if iterator() has already been called?
     public void testMultipleIterators() throws Exception {
-        CSVParser parser = CSVParser.parse("a,b,c" + CR + "d,e,f", CSVFormat.DEFAULT);
+        final CSVParser parser = CSVParser.parse("a,b,c" + CR + "d,e,f", CSVFormat.DEFAULT);
 
-        Iterator<CSVRecord> itr1 = parser.iterator();
-        Iterator<CSVRecord> itr2 = parser.iterator();
+        final Iterator<CSVRecord> itr1 = parser.iterator();
+        final Iterator<CSVRecord> itr2 = parser.iterator();
 
-        CSVRecord first = itr1.next();
+        final CSVRecord first = itr1.next();
         assertEquals("a", first.get(0));
         assertEquals("b", first.get(1));
         assertEquals("c", first.get(2));
 
-        CSVRecord second = itr2.next();
+        final CSVRecord second = itr2.next();
         assertEquals("d", second.get(0));
         assertEquals("e", second.get(1));
         assertEquals("f", second.get(2));

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

@@ -118,7 +118,7 @@ public class CSVRecordTest {
     @Test
     public void testIterator() {
         int i = 0;
-        for (String value : record) {
+        for (final String value : record) {
             assertEquals(values[i], value);
             i++;
         }
@@ -126,18 +126,18 @@ public class CSVRecordTest {
 
     @Test
     public void testPutInMap() {
-        Map<String, String> map = new ConcurrentHashMap<String, String>();
+        final Map<String, String> map = new ConcurrentHashMap<String, String>();
         this.recordWithHeader.putIn(map);
         this.validateMap(map, false);
     }
 
     @Test
     public void testToMap() {
-        Map<String, String> map = this.recordWithHeader.toMap();
+        final Map<String, String> map = this.recordWithHeader.toMap();
         this.validateMap(map, true);
     }
 
-    private void validateMap(Map<String, String> map, boolean allowsNulls) {
+    private void validateMap(final Map<String, String> map, final boolean allowsNulls) {
         assertTrue(map.containsKey("first"));
         assertTrue(map.containsKey("second"));
         assertTrue(map.containsKey("third"));

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

@@ -43,7 +43,7 @@ public class FercGovTest {
 
     @Test
     public void testContractFile() throws IOException {
-        URL contractData = ClassLoader.getSystemClassLoader().getResource("ferc.gov/contract.txt");
+        final URL contractData = ClassLoader.getSystemClassLoader().getResource("ferc.gov/contract.txt");
         final CSVParser parser = CSVParser.parse(contractData, US_ASCII,
                 CSVFormat.DEFAULT.withHeader());
         try {
@@ -67,7 +67,7 @@ public class FercGovTest {
 
     @Test
     public void testTransactionFile() throws IOException {
-        URL transactionData = ClassLoader.getSystemClassLoader().getResource("ferc.gov/transaction.txt");
+        final URL transactionData = ClassLoader.getSystemClassLoader().getResource("ferc.gov/transaction.txt");
         final CSVParser parser = CSVParser.parse(transactionData, US_ASCII,
                 CSVFormat.DEFAULT.withHeader());
         try {