Use generics diamonds.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1748079 13f79535-47bb-0310-9956-ffa450edef68

Author: garydgregory

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

@@ -1215,7 +1215,7 @@ private void validate() throws IllegalArgumentException {
 
         // validate header
         if (header != null) {
-            final Set<String> dupCheck = new HashSet<String>();
+            final Set<String> dupCheck = new HashSet<>();
             for (final String hdr : header) {
                 if (!dupCheck.add(hdr)) {
                     throw new IllegalArgumentException(

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

@@ -216,7 +216,7 @@ public static CSVParser parse(final URL url, final Charset charset, final CSVFor
     private final Lexer lexer;
 
     /** A record buffer for getRecord(). Grows as necessary and is reused. */
-    private final List<String> record = new ArrayList<String>();
+    private final List<String> record = new ArrayList<>();
 
     /**
      * The next record number to assign.
@@ -331,7 +331,7 @@ public long getCurrentLineNumber() {
      * @return a copy of the header map that iterates in column order.
      */
     public Map<String, Integer> getHeaderMap() {
-        return this.headerMap == null ? null : new LinkedHashMap<String, Integer>(this.headerMap);
+        return this.headerMap == null ? null : new LinkedHashMap<>(this.headerMap);
     }
 
     /**
@@ -362,7 +362,7 @@ public long getRecordNumber() {
      */
     public List<CSVRecord> getRecords() throws IOException {
         CSVRecord rec;
-        final List<CSVRecord> records = new ArrayList<CSVRecord>();
+        final List<CSVRecord> records = new ArrayList<>();
         while ((rec = this.nextRecord()) != null) {
             records.add(rec);
         }

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

@@ -69,7 +69,7 @@ private String readTestData() throws IOException {
 
     @Parameters
     public static Collection<Object[]> generateData() {
-        final List<Object[]> list = new ArrayList<Object[]>();
+        final List<Object[]> list = new ArrayList<>();
 
         final FilenameFilter filenameFilter = new FilenameFilter() {
 

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

@@ -393,7 +393,7 @@ public void testExcelHeaderCountLessThanData() throws Exception {
 
     @Test
     public void testForEach() throws Exception {
-        final List<CSVRecord> records = new ArrayList<CSVRecord>();
+        final List<CSVRecord> records = new ArrayList<>();
 
         final Reader in = new StringReader("a,b,c\n1,2,3\nx,y,z");
 

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

@@ -495,7 +495,7 @@ public void testJira135_part1() throws IOException {
         final CSVFormat format = CSVFormat.DEFAULT.withRecordSeparator('\n').withQuote('"').withEscape('\\');
         final StringWriter sw = new StringWriter();
         final CSVPrinter printer = new CSVPrinter(sw, format);
-        final List<String> list = new LinkedList<String>();
+        final List<String> list = new LinkedList<>();
         list.add("\"");
         printer.printRecord(list);
         printer.close();
@@ -511,7 +511,7 @@ public void testJira135_part2() throws IOException {
         final CSVFormat format = CSVFormat.DEFAULT.withRecordSeparator('\n').withQuote('"').withEscape('\\');
         final StringWriter sw = new StringWriter();
         final CSVPrinter printer = new CSVPrinter(sw, format);
-        final List<String> list = new LinkedList<String>();
+        final List<String> list = new LinkedList<>();
         list.add("\n");
         printer.printRecord(list);
         printer.close();
@@ -527,7 +527,7 @@ public void testJira135_part3() throws IOException {
         final CSVFormat format = CSVFormat.DEFAULT.withRecordSeparator('\n').withQuote('"').withEscape('\\');
         final StringWriter sw = new StringWriter();
         final CSVPrinter printer = new CSVPrinter(sw, format);
-        final List<String> list = new LinkedList<String>();
+        final List<String> list = new LinkedList<>();
         list.add("\\");
         printer.printRecord(list);
         printer.close();
@@ -543,7 +543,7 @@ public void testJira135All() throws IOException {
         final CSVFormat format = CSVFormat.DEFAULT.withRecordSeparator('\n').withQuote('"').withEscape('\\');
         final StringWriter sw = new StringWriter();
         final CSVPrinter printer = new CSVPrinter(sw, format);
-        final List<String> list = new LinkedList<String>();
+        final List<String> list = new LinkedList<>();
         list.add("\"");
         list.add("\n");
         list.add("\\");

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

@@ -46,7 +46,7 @@ private enum EnumFixture { UNKNOWN_COLUMN }
     public void setUp() throws Exception {
         values = new String[] { "A", "B", "C" };
         record = new CSVRecord(values, null, null, 0, -1);
-        header = new HashMap<String, Integer>();
+        header = new HashMap<>();
         header.put("first", Integer.valueOf(0));
         header.put("second", Integer.valueOf(1));
         header.put("third", Integer.valueOf(2));
@@ -132,7 +132,7 @@ public void testIterator() {
 
     @Test
     public void testPutInMap() {
-        final Map<String, String> map = new ConcurrentHashMap<String, String>();
+        final Map<String, String> map = new ConcurrentHashMap<>();
         this.recordWithHeader.putIn(map);
         this.validateMap(map, false);
         // Test that we can compile with assigment to the same map as the param.
@@ -148,7 +148,7 @@ public void testRemoveAndAddColumns() throws IOException {
         map.remove("OldColumn");
         map.put("ZColumn", "NewValue");
         // check:
-        final ArrayList<String> list = new ArrayList<String>(map.values());
+        final ArrayList<String> list = new ArrayList<>(map.values());
         Collections.sort(list);
         printer.printRecord(list);
         Assert.assertEquals("A,B,C,NewValue" + CSVFormat.DEFAULT.getRecordSeparator(), printer.getOut().toString());