From f80f7b79a97714b430ae2b610c5709dc38fa39da Mon Sep 17 00:00:00 2001
From: Chirag Dewan <chirag.dewan@ericsson.com>
Date: Fri, 1 Feb 2019 22:51:28 +0530
Subject: [PATCH] =?UTF-8?q?BAEL2567-New=20section=20on=20Lombok=E2=80=99s?=
 =?UTF-8?q?=20@Getter(lazy=3Dtrue)?=
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---
 .../com/baeldung/singleton/GetterLazy.java    | 10 ++++++
 .../baeldung/lombok/getter/GetterLazy.java    | 36 +++++++++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 lombok-custom/src/main/java/com/baeldung/singleton/GetterLazy.java
 create mode 100644 lombok/src/main/java/com/baeldung/lombok/getter/GetterLazy.java

diff --git a/lombok-custom/src/main/java/com/baeldung/singleton/GetterLazy.java b/lombok-custom/src/main/java/com/baeldung/singleton/GetterLazy.java
new file mode 100644
index 0000000000..8d690ebde7
--- /dev/null
+++ b/lombok-custom/src/main/java/com/baeldung/singleton/GetterLazy.java
@@ -0,0 +1,10 @@
+package com.baeldung.singleton;
+
+import lombok.Getter;
+
+
+public class GetterLazy {
+
+    @Getter(lazy = true)
+    private final String name = "name";
+}
diff --git a/lombok/src/main/java/com/baeldung/lombok/getter/GetterLazy.java b/lombok/src/main/java/com/baeldung/lombok/getter/GetterLazy.java
new file mode 100644
index 0000000000..5ac82a74d8
--- /dev/null
+++ b/lombok/src/main/java/com/baeldung/lombok/getter/GetterLazy.java
@@ -0,0 +1,36 @@
+package com.baeldung.lombok.getter;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import lombok.Getter;
+
+public class GetterLazy {
+
+    private static final String DELIMETER = ",";
+
+    @Getter(lazy = true)
+    private final Map<String, Long> transactions = readTxnsFromFile();
+
+    private Map<String, Long> readTxnsFromFile() {
+
+        final Map<String, Long> cache = new HashMap<>();
+        List<String> txnRows = readTxnListFromFile();
+
+        txnRows.forEach(s -> {
+            String[] txnIdValueTuple = s.split(DELIMETER);
+            cache.put(txnIdValueTuple[0], Long.parseLong(txnIdValueTuple[1]));
+        });
+
+        return cache;
+    }
+
+    private List<String> readTxnListFromFile() {
+
+        // read large file
+        return Stream.of("file content here").collect(Collectors.toList());
+    }
+}