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

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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 d89168fa51
commit 19e5db9602
1 changed files with 5 additions and 4 deletions
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9
src/ooxml/java/org/apache/poi/xssf/model/StylesTable.java
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@ -24,6 +24,7 @@ import java.io.InputStream;
import java.io.OutputStream; import java.io.OutputStream;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Arrays; import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap; import java.util.HashMap;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
@ -301,19 +302,19 @@ public class StylesTable extends POIXMLDocumentPart {
} }
public List<XSSFCellBorder> getBorders(){ public List<XSSFCellBorder> getBorders(){
return borders; return Collections.unmodifiableList(borders);
} }
public List<XSSFCellFill> getFills(){ public List<XSSFCellFill> getFills(){
return fills; return Collections.unmodifiableList(fills);
} }
public List<XSSFFont> getFonts(){ public List<XSSFFont> getFonts(){
return fonts; return Collections.unmodifiableList(fonts);
} }
public Map<Integer, String> getNumberFormats(){ public Map<Integer, String> getNumberFormats(){
return numberFormats; return Collections.unmodifiableMap(numberFormats);
} }
public int putFill(XSSFCellFill fill) { public int putFill(XSSFCellFill fill) {