/**
* Remove all pages until the given data page.
*
* @param trunkPage the first trunk page
* @param firstDataPageToKeep the first data page to keep
* @return the trunk page of the data page to keep
*/
private int removeUntil(int trunkPage, int firstDataPageToKeep) {
trace.debug("log.removeUntil " + trunkPage + " " + firstDataPageToKeep);
int last = trunkPage;
while (true) {
Page p = store.getPage(trunkPage);
PageStreamTrunk t = (PageStreamTrunk) p;
if (t == null) {
throw DbException.throwInternalError(
"log.removeUntil not found: " + firstDataPageToKeep + " last " + last);
}
logKey = t.getLogKey();
last = t.getPos();
if (t.contains(firstDataPageToKeep)) {
return last;
}
trunkPage = t.getNextTrunk();
IntArray list = new IntArray();
list.add(t.getPos());
for (int i = 0; ; i++) {
int next = t.getPageData(i);
if (next == -1) {
break;
}
list.add(next);
}
freeLogPages(list);
pageOut.free(t);
}
}
