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ggregory pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/commons-csv.git
commit 6711054af0ea9f6330bdec25687f0a1f9b9212aa
Author: Gary D. Gregory <garydgreg...@gmail.com>
AuthorDate: Wed Jan 8 06:42:02 2025 -0500
Add Checstyle FinalParameters
---
src/conf/checkstyle/checkstyle.xml | 1 +
src/main/java/org/apache/commons/csv/Lexer.java | 30 +++++++++++++------------
2 files changed, 17 insertions(+), 14 deletions(-)
diff --git a/src/conf/checkstyle/checkstyle.xml
b/src/conf/checkstyle/checkstyle.xml
index 009935a6..e2a1720b 100644
--- a/src/conf/checkstyle/checkstyle.xml
+++ b/src/conf/checkstyle/checkstyle.xml
@@ -43,6 +43,7 @@ limitations under the License.
<module name="TreeWalker">
<module name="AvoidStarImport" />
<module name="FinalLocalVariable" />
+ <module name="FinalParameters" />
<module name="IllegalImport" />
<module name="ImportOrder">
<property name="option" value="top" />
diff --git a/src/main/java/org/apache/commons/csv/Lexer.java
b/src/main/java/org/apache/commons/csv/Lexer.java
index 2e9e7137..0e5f3686 100644
--- a/src/main/java/org/apache/commons/csv/Lexer.java
+++ b/src/main/java/org/apache/commons/csv/Lexer.java
@@ -402,34 +402,35 @@ final class Lexer implements Closeable {
* </ul>
*
* @param token the current token
- * @param ch the current character
+ * @param ch the current character
* @return the filled token
* @throws IOException on stream access error
* @throws CSVException Thrown on invalid input.
*/
- private Token parseSimpleToken(final Token token, int ch) throws
IOException {
+ private Token parseSimpleToken(final Token token, final int ch) throws
IOException {
// Faster to use while(true)+break than while(token.type == INVALID)
+ int cur = ch;
while (true) {
- if (readEndOfLine(ch)) {
+ if (readEndOfLine(cur)) {
token.type = Token.Type.EORECORD;
break;
}
- if (isEndOfFile(ch)) {
+ if (isEndOfFile(cur)) {
token.type = Token.Type.EOF;
token.isReady = true; // There is data at EOF
break;
}
- if (isDelimiter(ch)) {
+ if (isDelimiter(cur)) {
token.type = Token.Type.TOKEN;
break;
}
// continue
- if (isEscape(ch)) {
+ if (isEscape(cur)) {
appendNextEscapedCharacterToToken(token);
} else {
- token.content.append((char) ch);
+ token.content.append((char) cur);
}
- ch = reader.read(); // continue
+ cur = reader.read(); // continue
}
if (ignoreSurroundingSpaces) {
@@ -444,11 +445,12 @@ final class Lexer implements Closeable {
*
* @return true if the given or next character is a line-terminator
*/
- boolean readEndOfLine(int ch) throws IOException {
+ boolean readEndOfLine(final int ch) throws IOException {
// check if we have \r\n...
- if (ch == Constants.CR && reader.peek() == Constants.LF) {
+ int cur = ch;
+ if (cur == Constants.CR && reader.peek() == Constants.LF) {
// note: does not change ch outside of this method!
- ch = reader.read();
+ cur = reader.read();
// Save the EOL state
if (firstEol == null) {
this.firstEol = Constants.CRLF;
@@ -456,14 +458,14 @@ final class Lexer implements Closeable {
}
// save EOL state here.
if (firstEol == null) {
- if (ch == Constants.LF) {
+ if (cur == Constants.LF) {
this.firstEol = LF_STRING;
- } else if (ch == Constants.CR) {
+ } else if (cur == Constants.CR) {
this.firstEol = CR_STRING;
}
}
- return ch == Constants.LF || ch == Constants.CR;
+ return cur == Constants.LF || cur == Constants.CR;
}
// TODO escape handling needs more work
