feat: 优化部分代码

Author: lokic

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>com.github.lokic</groupId>
     <artifactId>java-plus</artifactId>
-    <version>0.0.14</version>
+    <version>0.0.15</version>
     <name>java-plus</name>
     <description>Provide some useful extensions on the basis of java8 to make java more usable.</description>
     <url>https://github.com/lokic/java-plus</url>

src/main/java/com/github/lokic/javaplus/Join.java

@@ -49,11 +49,11 @@ public <K> Stream<Tuple2<T1, T2>> on(Function<T1, K> leftKey, Function<T2, K> ri
                     .collect(Collectors.groupingBy(t -> matchKey(t, leftKey, rightKey)))
                     .values()
                     .stream()
-                    .flatMap(this::product)
+                    .flatMap(this::cartesian)
                     .filter(this.joinMatcher);
         }
 
-        private Stream<Tuple2<T1, T2>> product(List<Tuple2<T1, T2>> li) {
+        private Stream<Tuple2<T1, T2>> cartesian(List<Tuple2<T1, T2>> li) {
             Map<Boolean, List<Tuple2<T1, T2>>> map = li.stream()
                     .collect(Collectors.partitioningBy(this::isLeft, this.toListOrNullList()));
             List<Tuple2<T1, T2>> left = map.get(true);

src/main/java/com/github/lokic/javaplus/functional/entry/EntryFunctional.java

@@ -3,8 +3,10 @@
 import com.github.lokic.javaplus.functional.consumer.Consumer2;
 import com.github.lokic.javaplus.functional.function.Function2;
 import com.github.lokic.javaplus.functional.function.Function3;
+import com.github.lokic.javaplus.functional.function.Function4;
 import com.github.lokic.javaplus.functional.predicate.Predicate2;
 import com.github.lokic.javaplus.tuple.Tuple2;
+import com.github.lokic.javaplus.tuple.Tuple3;
 
 public interface EntryFunctional {
 
@@ -16,6 +18,10 @@ static <T1, T2, V, R> EntryFunction<Tuple2<T1, T2>, V, R> function(Function3<T1,
         return (t, v) -> function3.apply(t.getT1(), t.getT2(), v);
     }
 
+    static <T1, T2, T3, V, R> EntryFunction<Tuple3<T1, T2, T3>, V, R> function(Function4<T1, T2, T3, V, R> function4) {
+        return (t, v) -> function4.apply(t.getT1(), t.getT2(), t.getT3(), v);
+    }
+
     static <K, V> EntryConsumer<K, V> consumer(Consumer2<K, V> consumer2) {
         return consumer2::accept;
     }