private ConditionalPermissionInfo setConditionalPermissionInfo(
String name, ConditionInfo[] conds, PermissionInfo[] perms, boolean firstTry) {
ConditionalPermissionUpdate update = newConditionalPermissionUpdate();
List rows = update.getConditionalPermissionInfos();
ConditionalPermissionInfo newInfo =
newConditionalPermissionInfo(name, conds, perms, ConditionalPermissionInfo.ALLOW);
int index = -1;
if (name != null) {
for (int i = 0; i < rows.size() && index < 0; i++) {
ConditionalPermissionInfo info = (ConditionalPermissionInfo) rows.get(i);
if (name.equals(info.getName())) {
index = i;
}
}
}
if (index < 0) {
// must always add to the beginning (bug 303930)
rows.add(0, newInfo);
index = 0;
} else {
rows.set(index, newInfo);
}
synchronized (lock) {
if (!update.commit()) {
if (firstTry)
// try again
setConditionalPermissionInfo(name, conds, perms, false);
}
return condAdminTable.getRow(index);
}
}
void delete(SecurityRow securityRow, boolean firstTry) {
ConditionalPermissionUpdate update = newConditionalPermissionUpdate();
List rows = update.getConditionalPermissionInfos();
for (Iterator iRows = rows.iterator(); iRows.hasNext(); ) {
ConditionalPermissionInfo info = (ConditionalPermissionInfo) iRows.next();
if (securityRow.getName().equals(info.getName())) {
iRows.remove();
synchronized (lock) {
if (!update.commit()) {
if (firstTry)
// try again
delete(securityRow, false);
}
}
break;
}
}
}
boolean commit(List rows, long updateStamp) {
checkAllPermission();
synchronized (lock) {
if (updateStamp != timeStamp) return false;
SecurityRow[] newRows = new SecurityRow[rows.size()];
Collection names = new ArrayList();
for (int i = 0; i < newRows.length; i++) {
Object rowObj = rows.get(i);
if (!(rowObj instanceof ConditionalPermissionInfo))
throw new IllegalStateException(
"Invalid type \""
+ rowObj.getClass().getName()
+ "\" at row: "
+ i); //$NON-NLS-1$//$NON-NLS-2$
ConditionalPermissionInfo infoBaseRow = (ConditionalPermissionInfo) rowObj;
String name = infoBaseRow.getName();
if (name == null) name = generateName();
if (names.contains(name))
throw new IllegalStateException(
"Duplicate name \"" + name + "\" at row: " + i); // $NON-NLS-1$//$NON-NLS-2$
newRows[i] =
new SecurityRow(
this,
name,
infoBaseRow.getConditionInfos(),
infoBaseRow.getPermissionInfos(),
infoBaseRow.getAccessDecision());
}
condAdminTable = new SecurityTable(this, newRows);
try {
permissionStorage.saveConditionalPermissionInfos(condAdminTable.getEncodedRows());
} catch (IOException e) {
// TODO log
e.printStackTrace();
}
timeStamp += 1;
return true;
}
}
