Hi,
Is there a sample code for OpenCMIS to paging query result? We have a query
that will return large result set, we want to use paging query to avoid timeout
if return all dataset in one query from backend FileNet repository, is there a
sample code we can reference? I googled but get confused sample code
especially after the first query call,
while (results.getHasMoreItems()){
PAGE_NUM ++;
//Should we do another session.query() call or just use the results.skipTo()
from the first query result?
ItemIterable<QueryResult> tmp_results = session.query(queryString,
false).skipTo(PAGE_NUM * PAGE_SIZE).getPage(PAGE_SIZE); //this line or next
line?
ItemIterable<QueryResult> tmp_results = results.skipTo(PAGE_NUM *
PAGE_SIZE).getPage(PAGE_SIZE);
for (QueryResult result : tmp_results) {
System.out.println(result.getPropertyValueByQueryName("cmis:name"));
resultCount++;
}
}
Here is the complete code snip
String queryString = "SELECT cmis:name FROM InformationSystem";
int PAGE_NUM = 0;
int PAGE_SIZE = 500;
ItemIterable<QueryResult> results = session.query(queryString,
false).skipTo(PAGE_NUM * PAGE_SIZE).getPage(PAGE_SIZE);
int resultCount = 0;
for (QueryResult result : results) {
System.out.println(result.getPropertyValueByQueryName("cmis:name"));
resultCount ++;
}
System.out.println("resultCount="+resultCount);
while (results.getHasMoreItems()){
PAGE_NUM ++;
//Should we do another session.query() call or just use the results.skipTo()
from the first query result?
ItemIterable<QueryResult> tmp_results = session.query(queryString,
false).skipTo(PAGE_NUM * PAGE_SIZE).getPage(PAGE_SIZE);
ItemIterable<QueryResult> tmp_results = results.skipTo(PAGE_NUM *
PAGE_SIZE).getPage(PAGE_SIZE);
for (QueryResult result : tmp_results) {
System.out.println(result.getPropertyValueByQueryName("cmis:name"));
resultCount++;
}
System.out.println("resultCount="+resultCount);
}
Thanks
Wentao
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