Guava Partition

Author: enjoyCoding666

src/main/java/com/guava/NewArrayListDemo.java renamed to src/main/java/com/guava/PartitionDemo.java

@@ -7,7 +7,7 @@
 import java.util.ArrayList;
 import java.util.List;
 
-public class NewArrayListDemo {
+public class PartitionDemo {
 
     public static void main(String[] args) {
         testPartition();
@@ -26,13 +26,14 @@ public static void testPartition() {
         List<String> list = Lists.newArrayList("lin","chen","wu","zhang","qiu");
         //分页，每页2个元素
         List<List<String>> partitionList = Lists.partition(list, 2);
-        if (CollectionUtils.size(partitionList) > 1) {
-            //下标是从0开始的，获取第2页的元素，先判断集合的size，避免数组越界。
-            List<String> partList = partitionList.get(1);
-            //结果为 [wu, qiu]
+        if (CollectionUtils.size(partitionList) > 0) {
+            //下标是从0开始的,先判断集合的size，避免数组越界。
+            List<String> partList = partitionList.get(0);
+            //结果为 [lin, chen]
             System.out.println(partList);
         }
     }
 
 
+
 }