CSV-71 - Add convenience Methods to CSVLexer

Use convenience methods from Lexer parent class

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1303904 13f79535-47bb-0310-9956-ffa450edef68

Author: sebbASF

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

@@ -91,11 +91,11 @@ Token nextToken(Token tkn) throws IOException {
             }
 
             // ok, start of token reached: comment, encapsulated, or token
-            if (c == format.getCommentStart()) {
+            if (isCommentStart(c)) {
                 // ignore everything till end of line and continue (incr linecount)
                 in.readLine();
                 tkn = nextToken(tkn.reset());
-            } else if (c == format.getDelimiter()) {
+            } else if (isDelimiter(c)) {
                 // empty token return TOKEN("")
                 tkn.type = TOKEN;
                 tkn.isReady = true;
@@ -104,7 +104,7 @@ Token nextToken(Token tkn) throws IOException {
                 //noop: tkn.content.append("");
                 tkn.type = EORECORD;
                 tkn.isReady = true;
-            } else if (c == format.getEncapsulator()) {
+            } else if (isEncapsulator(c)) {
                 // consume encapsulated token
                 encapsulatedTokenLexer(tkn, c);
             } else if (isEndOfFile(c)) {
@@ -153,12 +153,12 @@ private Token simpleTokenLexer(Token tkn, int c) throws IOException {
                 tkn.type = EOF;
                 tkn.isReady = true;
                 break;
-            } else if (c == format.getDelimiter()) {
+            } else if (isDelimiter(c)) {
                 // end of token
                 tkn.type = TOKEN;
                 tkn.isReady = true;
                 break;
-            } else if (c == format.getEscape()) {
+            } else if (isEscape(c)) {
                 tkn.content.append((char) readEscape(c));
             } else {
                 tkn.content.append((char) c);
@@ -195,18 +195,18 @@ private Token encapsulatedTokenLexer(Token tkn, int c) throws IOException {
         while (true) {
             c = in.read();
 
-            if (c == format.getEscape()) {
+            if (isEscape(c)) {
                 tkn.content.append((char) readEscape(c));
-            } else if (c == format.getEncapsulator()) {
-                if (in.lookAhead() == format.getEncapsulator()) {
+            } else if (isEncapsulator(c)) {
+                if (isEncapsulator(in.lookAhead())) {
                     // double or escaped encapsulator -> add single encapsulator to token
                     c = in.read();
                     tkn.content.append((char) c);
                 } else {
                     // token finish mark (encapsulator) reached: ignore whitespace till delimiter
                     while (true) {
                         c = in.read();
-                        if (c == format.getDelimiter()) {
+                        if (isDelimiter(c)) {
                             tkn.type = TOKEN;
                             tkn.isReady = true;
                             return tkn;