add @Override decorators to SheetIterator, move code outside of for-loop

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1765556 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Javen O'Neal 2016-10-19 08:38:19 +00:00
parent 9cad5aff09
commit 425e04b4a4

View File

@ -186,7 +186,7 @@ public class XSSFReader {
/**
* Maps relId and the corresponding PackagePart
*/
private Map<String, PackagePart> sheetMap;
private final Map<String, PackagePart> sheetMap;
/**
* Current CTSheet bean
@ -198,7 +198,7 @@ public class XSSFReader {
* We can't rely on the Ooxml4J's relationship iterator because it returns objects in physical order,
* i.e. as they are stored in the underlying package
*/
private Iterator<CTSheet> sheetIterator;
private final Iterator<CTSheet> sheetIterator;
/**
* Construct a new SheetIterator
@ -213,11 +213,14 @@ public class XSSFReader {
try {
//step 1. Map sheet's relationship Id and the corresponding PackagePart
sheetMap = new HashMap<String, PackagePart>();
OPCPackage pkg = wb.getPackage();
String REL_WORKSHEET = XSSFRelation.WORKSHEET.getRelation();
String REL_CHARTSHEET = XSSFRelation.CHARTSHEET.getRelation();
for(PackageRelationship rel : wb.getRelationships()){
if(rel.getRelationshipType().equals(XSSFRelation.WORKSHEET.getRelation()) ||
rel.getRelationshipType().equals(XSSFRelation.CHARTSHEET.getRelation())){
String relType = rel.getRelationshipType();
if (relType.equals(REL_WORKSHEET) || relType.equals(REL_CHARTSHEET)) {
PackagePartName relName = PackagingURIHelper.createPartName(rel.getTargetURI());
sheetMap.put(rel.getId(), wb.getPackage().getPart(relName));
sheetMap.put(rel.getId(), pkg.getPart(relName));
}
}
//step 2. Read array of CTSheet elements, wrap it in a ArayList and construct an iterator
@ -236,6 +239,7 @@ public class XSSFReader {
*
* @return <tt>true</tt> if the iterator has more elements.
*/
@Override
public boolean hasNext() {
return sheetIterator.hasNext();
}
@ -245,6 +249,7 @@ public class XSSFReader {
*
* @return input stream of the next sheet in the iteration
*/
@Override
public InputStream next() {
ctSheet = sheetIterator.next();
@ -328,6 +333,7 @@ public class XSSFReader {
/**
* We're read only, so remove isn't supported
*/
@Override
public void remove() {
throw new IllegalStateException("Not supported");
}