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The module for FunctionalJ Core.
package functionalj.stream;
import java.util.function.Predicate;
import functionalj.list.FuncList;
import functionalj.map.FuncMap;
import functionalj.tuple.Tuple;
import functionalj.tuple.Tuple2;
import functionalj.tuple.Tuple3;
import functionalj.tuple.Tuple4;
import functionalj.tuple.Tuple5;
import functionalj.tuple.Tuple6;
import lombok.val;
public interface StreamPlusWithSplit
extends StreamPlusWithMapTuple {
//== split ==
// Lazy
public default Tuple2, FuncList> split(
Predicate predicate) {
val temp
= mapTuple(
it -> predicate.test(it) ? 0 : 1,
it -> it
)
.toImmutableList();
val list1 = temp.filter(it -> it._1() == 0).map(it -> it._2());
val list2 = temp.filter(it -> it._1() == 1).map(it -> it._2());
return Tuple.of(
list1,
list2
);
}
public default Tuple3, FuncList, FuncList> split(
Predicate predicate1,
Predicate predicate2) {
val temp
= mapTuple(
it -> predicate1.test(it) ? 0
: predicate2.test(it) ? 1
: 2,
it -> it
)
.toImmutableList();
val list1 = temp.filter(it -> it._1() == 0).map(it -> it._2());
val list2 = temp.filter(it -> it._1() == 1).map(it -> it._2());
val list3 = temp.filter(it -> it._1() == 2).map(it -> it._2());
return Tuple.of(
list1,
list2,
list3
);
}
public default Tuple4, FuncList, FuncList, FuncList> split(
Predicate predicate1,
Predicate predicate2,
Predicate predicate3) {
val temp
= mapTuple(
it -> predicate1.test(it) ? 0
: predicate2.test(it) ? 1
: predicate3.test(it) ? 2
: 3,
it -> it
)
.toImmutableList();
val list1 = temp.filter(it -> it._1() == 0).map(it -> it._2());
val list2 = temp.filter(it -> it._1() == 1).map(it -> it._2());
val list3 = temp.filter(it -> it._1() == 2).map(it -> it._2());
val list4 = temp.filter(it -> it._1() == 3).map(it -> it._2());
return Tuple.of(
list1,
list2,
list3,
list4
);
}
public default Tuple5, FuncList, FuncList, FuncList, FuncList> split(
Predicate predicate1,
Predicate predicate2,
Predicate predicate3,
Predicate predicate4) {
val temp
= mapTuple(
it -> predicate1.test(it) ? 0
: predicate2.test(it) ? 1
: predicate3.test(it) ? 2
: predicate4.test(it) ? 3
: 4,
it -> it
)
.toImmutableList();
val list1 = temp.filter(it -> it._1() == 0).map(it -> it._2());
val list2 = temp.filter(it -> it._1() == 1).map(it -> it._2());
val list3 = temp.filter(it -> it._1() == 2).map(it -> it._2());
val list4 = temp.filter(it -> it._1() == 3).map(it -> it._2());
val list5 = temp.filter(it -> it._1() == 4).map(it -> it._2());
return Tuple.of(
list1,
list2,
list3,
list4,
list5
);
}
public default Tuple6, FuncList, FuncList, FuncList, FuncList, FuncList> split(
Predicate predicate1,
Predicate predicate2,
Predicate predicate3,
Predicate predicate4,
Predicate predicate5) {
val temp
= mapTuple(
it -> predicate1.test(it) ? 0
: predicate2.test(it) ? 1
: predicate3.test(it) ? 2
: predicate4.test(it) ? 3
: predicate5.test(it) ? 4
: 5,
it -> it
)
.toImmutableList();
val list1 = temp.filter(it -> it._1() == 0).map(it -> it._2());
val list2 = temp.filter(it -> it._1() == 1).map(it -> it._2());
val list3 = temp.filter(it -> it._1() == 2).map(it -> it._2());
val list4 = temp.filter(it -> it._1() == 3).map(it -> it._2());
val list5 = temp.filter(it -> it._1() == 4).map(it -> it._2());
val list6 = temp.filter(it -> it._1() == 5).map(it -> it._2());
return Tuple.of(
list1,
list2,
list3,
list4,
list5,
list6
);
}
public default FuncMap> split(
KEY key1, Predicate predicate,
KEY key2) {
val temp
= mapTuple(
it -> predicate.test(it) ? 0 : 1,
it -> it
)
.toImmutableList();
val list1 = (key1 != null) ? temp.filter(it -> it._1() == 0).map(it -> it._2()) : FuncList.empty();
val list2 = (key2 != null) ? temp.filter(it -> it._1() == 1).map(it -> it._2()) : FuncList.empty();
return FuncMap.of(
key1, list1,
key2, list2);
}
public default FuncMap> split(
KEY key1, Predicate predicate1,
KEY key2, Predicate predicate2,
KEY key3) {
val temp
= mapTuple(
it -> predicate1.test(it) ? 0
: predicate2.test(it) ? 1
: 2,
it -> it
)
.toImmutableList();
val list1 = (key1 != null) ? temp.filter(it -> it._1() == 0).map(it -> it._2()) : FuncList.empty();
val list2 = (key2 != null) ? temp.filter(it -> it._1() == 1).map(it -> it._2()) : FuncList.empty();
val list3 = (key3 != null) ? temp.filter(it -> it._1() == 2).map(it -> it._2()) : FuncList.empty();
return FuncMap.of(
key1, list1,
key2, list2,
key3, list3);
}
public default FuncMap> split(
KEY key1, Predicate predicate1,
KEY key2, Predicate predicate2,
KEY key3, Predicate predicate3,
KEY key4) {
val temp
= mapTuple(
it -> predicate1.test(it) ? 0
: predicate2.test(it) ? 1
: predicate3.test(it) ? 2
: 3,
it -> it
)
.toImmutableList();
val list1 = (key1 != null) ? temp.filter(it -> it._1() == 0).map(it -> it._2()) : FuncList.empty();
val list2 = (key2 != null) ? temp.filter(it -> it._1() == 1).map(it -> it._2()) : FuncList.empty();
val list3 = (key3 != null) ? temp.filter(it -> it._1() == 2).map(it -> it._2()) : FuncList.empty();
val list4 = (key4 != null) ? temp.filter(it -> it._1() == 3).map(it -> it._2()) : FuncList.empty();
return FuncMap.of(
key1, list1,
key2, list2,
key3, list3,
key4, list4);
}
public default FuncMap> split(
KEY key1, Predicate predicate1,
KEY key2, Predicate predicate2,
KEY key3, Predicate predicate3,
KEY key4, Predicate predicate4,
KEY key5) {
val temp
= mapTuple(
it -> predicate1.test(it) ? 0
: predicate2.test(it) ? 1
: predicate3.test(it) ? 2
: predicate4.test(it) ? 3
: 4,
it -> it
)
.toImmutableList();
val list1 = (key1 != null) ? temp.filter(it -> it._1() == 0).map(it -> it._2()) : FuncList.empty();
val list2 = (key2 != null) ? temp.filter(it -> it._1() == 1).map(it -> it._2()) : FuncList.empty();
val list3 = (key3 != null) ? temp.filter(it -> it._1() == 2).map(it -> it._2()) : FuncList.empty();
val list4 = (key4 != null) ? temp.filter(it -> it._1() == 3).map(it -> it._2()) : FuncList.empty();
val list5 = (key5 != null) ? temp.filter(it -> it._1() == 4).map(it -> it._2()) : FuncList.empty();
return FuncMap.of(
key1, list1,
key2, list2,
key3, list3,
key4, list4,
key5, list5);
}
public default FuncMap> split(
KEY key1, Predicate predicate1,
KEY key2, Predicate predicate2,
KEY key3, Predicate predicate3,
KEY key4, Predicate predicate4,
KEY key5, Predicate predicate5,
KEY key6) {
val temp
= mapTuple(
it -> predicate1.test(it) ? 0
: predicate2.test(it) ? 1
: predicate3.test(it) ? 2
: predicate4.test(it) ? 3
: predicate5.test(it) ? 4
: 5,
it -> it
)
.toImmutableList();
val list1 = (key1 != null) ? temp.filter(it -> it._1() == 0).map(it -> it._2()) : FuncList.empty();
val list2 = (key2 != null) ? temp.filter(it -> it._1() == 1).map(it -> it._2()) : FuncList.empty();
val list3 = (key3 != null) ? temp.filter(it -> it._1() == 2).map(it -> it._2()) : FuncList.empty();
val list4 = (key4 != null) ? temp.filter(it -> it._1() == 3).map(it -> it._2()) : FuncList.empty();
val list5 = (key5 != null) ? temp.filter(it -> it._1() == 4).map(it -> it._2()) : FuncList.empty();
val list6 = (key6 != null) ? temp.filter(it -> it._1() == 5).map(it -> it._2()) : FuncList.empty();
return FuncMap.of(
key1, list1,
key2, list2,
key3, list3,
key4, list4,
key5, list5,
key6, list6);
}
}