SEC-896: Changed result.toString() to String.valueOf(result) in tag class to prevent NPE when value of property is null

This commit is contained in:
Luke Taylor 2008-06-30 21:02:23 +00:00
parent dd5edbcce9
commit c372c2df87
1 changed files with 9 additions and 9 deletions

View File

@ -33,7 +33,7 @@ import javax.servlet.jsp.tagext.TagSupport;
/** /**
* An {@link javax.servlet.jsp.tagext.Tag} implementation that allows convenient access to the current * An {@link javax.servlet.jsp.tagext.Tag} implementation that allows convenient access to the current
* <code>Authentication</code> object. The <tt>operation</tt> attribute * <code>Authentication</code> object.
* <p> * <p>
* Whilst JSPs can access the <code>SecurityContext</code> directly, this tag avoids handling <code>null</code> conditions. * Whilst JSPs can access the <code>SecurityContext</code> directly, this tag avoids handling <code>null</code> conditions.
* *
@ -93,7 +93,8 @@ public class AuthenticationTag extends TagSupport {
if (auth.getPrincipal() == null) { if (auth.getPrincipal() == null) {
return Tag.EVAL_PAGE; return Tag.EVAL_PAGE;
} else { }
try { try {
BeanWrapperImpl wrapper = new BeanWrapperImpl(auth); BeanWrapperImpl wrapper = new BeanWrapperImpl(auth);
result = wrapper.getPropertyValue(property); result = wrapper.getPropertyValue(property);
@ -101,7 +102,6 @@ public class AuthenticationTag extends TagSupport {
throw new JspException(e); throw new JspException(e);
} }
} }
}
if (var != null) { if (var != null) {
/* /*
@ -120,7 +120,7 @@ public class AuthenticationTag extends TagSupport {
} }
} }
} else { } else {
writeMessage(result.toString()); writeMessage(String.valueOf(result));
} }
return EVAL_PAGE; return EVAL_PAGE;
} }