bug 58740: return unmodifiable list/map when exposing internal data structures

patch from Archie Cobbs

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1721857 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Javen O'Neal 2015-12-27 23:17:33 +00:00
parent bffb5a2ae2
commit 7a6683bfa0
1 changed files with 5 additions and 4 deletions

View File

@ -24,6 +24,7 @@ import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@ -301,19 +302,19 @@ public class StylesTable extends POIXMLDocumentPart {
}
public List<XSSFCellBorder> getBorders(){
return borders;
return Collections.unmodifiableList(borders);
}
public List<XSSFCellFill> getFills(){
return fills;
return Collections.unmodifiableList(fills);
}
public List<XSSFFont> getFonts(){
return fonts;
return Collections.unmodifiableList(fonts);
}
public Map<Integer, String> getNumberFormats(){
return numberFormats;
return Collections.unmodifiableMap(numberFormats);
}
public int putFill(XSSFCellFill fill) {