1
|
package eu.dnetlib.data.mdstore.modular.mongodb.utils;
|
2
|
|
3
|
import java.util.Comparator;
|
4
|
import java.util.Date;
|
5
|
|
6
|
import com.google.common.base.Function;
|
7
|
import com.mongodb.DBObject;
|
8
|
|
9
|
import eu.dnetlib.miscutils.functional.UnaryFunction;
|
10
|
|
11
|
public class MDStoreUtils {
|
12
|
|
13
|
public static UnaryFunction<String, DBObject> mdId() {
|
14
|
return arg -> (String) arg.get("mdId");
|
15
|
}
|
16
|
|
17
|
public static UnaryFunction<Boolean, DBObject> dboFilter(final String format, final String layout, final String interpretation) {
|
18
|
return dbo -> dbo.get("format").toString().equals(format) && dbo.get("layout").toString().equals(layout)
|
19
|
&& dbo.get("interpretation").toString().equals(interpretation);
|
20
|
}
|
21
|
|
22
|
public static Function<DBObject, String> body() {
|
23
|
return dbo -> (String) dbo.get("body");
|
24
|
}
|
25
|
|
26
|
public static Comparator<DBObject> getComparatorOnDate() {
|
27
|
return (o1, o2) -> {
|
28
|
Date d1 = (Date) o1.get("date");
|
29
|
Date d2 = (Date) o2.get("date");
|
30
|
return d1.compareTo(d2);
|
31
|
};
|
32
|
}
|
33
|
}
|