Create MongoReadAll.java

janbodnar · web-flow · commit 29508a2e4709 · 2019-07-20T10:42:55.000+02:00
diff --git a/mongodb/MongoReadAll.java b/mongodb/MongoReadAll.java
@@ -0,0 +1,32 @@
+package com.zetcode;
+
+import com.mongodb.client.MongoClients;
+import com.mongodb.client.MongoCollection;
+import com.mongodb.client.MongoCursor;
+import org.bson.Document;
+
+import java.util.ArrayList;
+
+public class MongoReadAll {
+
+    public static void main(String[] args) {
+
+        try (var mongoClient = MongoClients.create("mongodb://localhost:27017")) {
+
+            var database = mongoClient.getDatabase("testdb");
+
+            MongoCollection<Document> collection = database.getCollection("cars");
+
+            try (MongoCursor<Document> cur = collection.find().iterator()) {
+
+                while (cur.hasNext()) {
+
+                    var doc = cur.next();
+                    var cars = new ArrayList<>(doc.values());
+
+                    System.out.printf("%s: %s%n", cars.get(1), cars.get(2));
+                }
+            }
+        }
+    }
+}
