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Renamed CSVParser.getLine() into getRecord() to avoid confusions since a record can span several lines 

git-svn-id: https://svn.apache.org/repos/asf/commons/sandbox/csv/trunk@1298333 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Emmanuel Bourg 2012-03-08 09:59:51 +00:00
parent a65806a126
commit 2ec4c994c0
2 changed files with 20 additions and 21 deletions
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37
src/main/java/org/apache/commons/csv/CSVParser.java
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@ -68,7 +68,7 @@ public class CSVParser implements Iterable<String[]> {
// the following objects are shared to reduce garbage
/** A record buffer for getLine(). Grows as necessary and is reused. */
/** A record buffer for getRecord(). Grows as necessary and is reused. */
private final List<String> record = new ArrayList<String>();
private final Token reusableToken = new Token();
@ -112,7 +112,7 @@ public class CSVParser implements Iterable<String[]> {
/**
* Parses the CSV according to the given format and returns the content
* Parses the CSV input according to the given format and returns the content
* as an array of records (whereas records are arrays of single values).
* <p/>
* The returned content starts at the current parse-position in the stream.
@ -122,26 +122,26 @@ public class CSVParser implements Iterable<String[]> {
*/
public String[][] getRecords() throws IOException {
List<String[]> records = new ArrayList<String[]>();
String[] values;
String[][] ret = null;
while ((values = getLine()) != null) {
records.add(values);
String[] record;
while ((record = getRecord()) != null) {
records.add(record);
}
if (records.size() > 0) {
ret = new String[records.size()][];
records.toArray(ret);
if (!records.isEmpty()) {
return records.toArray(new String[records.size()][]);
} else {
return null;
}
return ret;
}
/**
* Parses from the current point in the stream til the end of the current line.
* Parses the next record from the current point in the stream.
*
* @return array of values til end of line ('null' when end of file has been reached)
* @return the record as an array of values, or <tt>null</tt> if the end of the stream has been reached
* @throws IOException on parse error or input read-failure
*/
String[] getLine() throws IOException {
String[] ret = EMPTY_STRING_ARRAY;
String[] getRecord() throws IOException {
String[] result = EMPTY_STRING_ARRAY;
record.clear();
while (true) {
reusableToken.reset();
@ -157,11 +157,10 @@ public class CSVParser implements Iterable<String[]> {
if (reusableToken.isReady) {
record.add(reusableToken.content.toString());
} else {
ret = null;
result = null;
}
break;
case INVALID:
default:
// error: throw IOException
throw new IOException("(line " + getLineNumber() + ") invalid parse sequence");
// unreachable: break;
@ -171,9 +170,9 @@ public class CSVParser implements Iterable<String[]> {
}
}
if (!record.isEmpty()) {
ret = record.toArray(new String[record.size()]);
result = record.toArray(new String[record.size()]);
}
return ret;
return result;
}
/**
@ -209,7 +208,7 @@ public class CSVParser implements Iterable<String[]> {
private String[] getNextLine() {
try {
return getLine();
return getRecord();
} catch (IOException e) {
throw new RuntimeException(e);
}

4
src/test/java/org/apache/commons/csv/CSVParserTest.java
View File

@ -54,10 +54,10 @@ public class CSVParserTest extends TestCase {
public void testGetLine() throws IOException {
CSVParser parser = new CSVParser(new StringReader(code));
for (String[] re : res) {
assertTrue(Arrays.equals(re, parser.getLine()));
assertTrue(Arrays.equals(re, parser.getRecord()));
}
assertTrue(parser.getLine() == null);
assertTrue(parser.getRecord() == null);
}
public void testGetRecords() throws IOException {