From 1a2ab8ceba048a766d43c402af640ac9ce8394b8 Mon Sep 17 00:00:00 2001
From: reddy gona <learninggona@gmail.com>
Date: Sat, 10 Nov 2018 18:21:07 +0530
Subject: [PATCH] added lazy initialization

---
 .idea/vcs.xml                                 |   6 +++
 .idea/workspace.xml                           |  43 +++++++++++++++---
 .../classes/singletondesignpattern/App.class  | Bin 836 -> 1137 bytes
 .../SingletonLazyInit.class                   | Bin 0 -> 521 bytes
 src/main/java/singletondesignpattern/App.java |   6 +++
 .../SingletonLazyInit.java                    |  20 ++++++++
 6 files changed, 68 insertions(+), 7 deletions(-)
 create mode 100644 .idea/vcs.xml
 create mode 100644 out/production/classes/singletondesignpattern/SingletonLazyInit.class
 create mode 100644 src/main/java/singletondesignpattern/SingletonLazyInit.java

diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 7157530..e88dc9f 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -1,7 +1,12 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ChangeListManager">
-    <list default="true" id="636989e7-46c5-4173-b999-9fee8babcf6a" name="Default" comment="" />
+    <list default="true" id="636989e7-46c5-4173-b999-9fee8babcf6a" name="Default" comment="">
+      <change beforePath="" afterPath="$PROJECT_DIR$/.idea/vcs.xml" />
+      <change beforePath="" afterPath="$PROJECT_DIR$/src/main/java/singletondesignpattern/SingletonLazyInit.java" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/singletondesignpattern/App.java" afterPath="$PROJECT_DIR$/src/main/java/singletondesignpattern/App.java" />
+    </list>
     <ignored path="$PROJECT_DIR$/out/" />
     <ignored path="$PROJECT_DIR$/.gradle/" />
     <ignored path="$PROJECT_DIR$/build/" />
@@ -32,8 +37,18 @@
       <file leaf-file-name="App.java" pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/src/main/java/singletondesignpattern/App.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="204">
-              <caret line="12" column="0" lean-forward="true" selection-start-line="12" selection-start-column="0" selection-end-line="12" selection-end-column="0" />
+            <state relative-caret-position="238">
+              <caret line="14" column="64" lean-forward="false" selection-start-line="14" selection-start-column="64" selection-end-line="14" selection-end-column="64" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="SingletonLazyInit.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/main/java/singletondesignpattern/SingletonLazyInit.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="289">
+              <caret line="17" column="33" lean-forward="false" selection-start-line="17" selection-start-column="33" selection-end-line="17" selection-end-column="33" />
               <folding />
             </state>
           </provider>
@@ -48,6 +63,9 @@
       </list>
     </option>
   </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
   <component name="GradleLocalSettings">
     <option name="myGradleHomes">
       <map>
@@ -344,6 +362,7 @@
     <option name="CHANGED_PATHS">
       <list>
         <option value="$PROJECT_DIR$/src/main/java/singletondesignpattern/Singleton.java" />
+        <option value="$PROJECT_DIR$/src/main/java/singletondesignpattern/SingletonLazyInit.java" />
         <option value="$PROJECT_DIR$/src/main/java/singletondesignpattern/App.java" />
       </list>
     </option>
@@ -353,6 +372,7 @@
     <option name="width" value="768" />
     <option name="height" value="688" />
   </component>
+  <component name="ProjectLevelVcsManager" settingsEditedManually="true" />
   <component name="ProjectView">
     <navigator currentView="ProjectPane" proportions="" version="1">
       <flattenPackages />
@@ -553,6 +573,7 @@
   </component>
   <component name="ToolWindowManager">
     <frame x="-8" y="-8" width="1382" height="744" extended-state="6" />
+    <editor active="true" />
     <layout>
       <window_info id="Palette" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
       <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
@@ -562,9 +583,9 @@
       <window_info id="Capture Analysis" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
       <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32913387" sideWeight="0.50292826" order="-1" side_tool="true" content_ui="tabs" />
       <window_info id="Maven Projects" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="false" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
+      <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
       <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32913387" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
-      <window_info id="Terminal" active="true" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.32843137" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
+      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.32843137" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
       <window_info id="Capture Tool" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
       <window_info id="Designer" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
       <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.2579425" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
@@ -601,10 +622,18 @@
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/singletondesignpattern/SingletonLazyInit.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="289">
+          <caret line="17" column="33" lean-forward="false" selection-start-line="17" selection-start-column="33" selection-end-line="17" selection-end-column="33" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/singletondesignpattern/App.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="204">
-          <caret line="12" column="0" lean-forward="true" selection-start-line="12" selection-start-column="0" selection-end-line="12" selection-end-column="0" />
+        <state relative-caret-position="238">
+          <caret line="14" column="64" lean-forward="false" selection-start-line="14" selection-start-column="64" selection-end-line="14" selection-end-column="64" />
           <folding />
         </state>
       </provider>
diff --git a/out/production/classes/singletondesignpattern/App.class b/out/production/classes/singletondesignpattern/App.class
index 8da2944eef2f65b50479aa7807175ef9be4e5ef0..3aca24affe68a4d3ca6f5edf5a1bb030da8a1f83 100644
GIT binary patch
delta 556
zcmZXP%}x|S6otR)>7MFo8~Oihb@)-38UAEsP#B)TMA^WSO=}22$pB#zqZ_wuJN*uj
zu!99LF5KYCr|=Qv1sF~b8Dc_J-O9b^o_kK!@BFpD@aN{|FQ7&}z-J<0lII0pFqM_l
z0VT=-6=p26mbs+zcd++px3ROg-P~`yi@$w++t_UyW|D)E<X@rQLDmd?4`@|G*G4n`
z`1yT&uo-{Y+qU#u<}C}Bm+82PW(x!YLKdl7UWF`C3t8s1C?RiH5ie`58lvPdO23$O
zQ%(+t<?MHy(<^iA8Rp8ByC;ox8f#2o^`~q(804k<Q5ri#OQEp5D#+2LJ8b73kLgxb
zpoiX!3&s<}6SkV3ImPck$geBv?ghE|QTGJvp5o>%@y^>?nQl?8C|r5_@+?YyQZ6NF
zuShxbtKDhRN53jpUmjpkjy_d}lsTFh)*g|2Nvu(2F3~5Ew{TlT<Sb7tPjxVsXDxO9
cgB(Gor6KR0W-032lOHtNBYMJ^lpMxy0r=EU9RL6T

delta 314
zcmYj}OE$zn7=^#8B9%m;HPWO>C*5B0XdKpJ1x9SaF*J8-VjHFgj)9R?*n$mcH%wI3
zxpiOv|CPQc?Z@}aD{#qqj%O=pn<`^O-N`0r%*3<f*?pXT#%t5_eb1g}Ki-?NPRXPK
z2eh8Uz!ArR6Q;@or<}z%a~rShLqS8LeciDbG$+hs<BE#~d5IJ_f-wB@c@|lc%2=k?
zb;Y05aQa8_##MLEVvcUQ&z#T;Q{9|OZnvraYqO#TN{6hnrd=rm*2OG^{1!W-#CZmu
U4Lyu!bEf2<Wn~$Sma;9wA7hLf-2eap

diff --git a/out/production/classes/singletondesignpattern/SingletonLazyInit.class b/out/production/classes/singletondesignpattern/SingletonLazyInit.class
new file mode 100644
index 0000000000000000000000000000000000000000..04a7dcdf412acb0d8de90d964205a8a445bf87f3
GIT binary patch
literal 521
zcmb7AO;5r=5Pbs$q?B*Ovo|0{4tVq9Vq!v4^?)JqxRgy@tXtA9Ci<)VIFM-K)x;lV
zoL0g?FPh2j%)EK?c6L5KU)})hVarAi%_6dB6|iZuZx+xd)MKUnK$=jy;{I-^l_B)p
zH8_>A^7UL8BO~1({p9Ww@&}5WjtJRKcTBL3!>J@xU8UvO;$|YF3o!{8X}F;$g0YBH
zlCMC^T&b8)@}(K-*a+=0bEnh&&j96-5#IHwn6EVLQMiaad7_e6+rLKMorzoFU;{-5
zc@zkpzkZfbOM3f((0>1XGLxRcHZL;A3nti!8b=v67Ecjiz@8Y*^_HN=v|QrbW)hfY
zapZ91e3MX4C5ot^x)L}{nLz6anRk?5k-c2PdPauxhqYdX#{hTbQDbZH0V7mnk$OsM
Fd;wZrcOC!$

literal 0
HcmV?d00001

diff --git a/src/main/java/singletondesignpattern/App.java b/src/main/java/singletondesignpattern/App.java
index 9ddaa24..935747a 100644
--- a/src/main/java/singletondesignpattern/App.java
+++ b/src/main/java/singletondesignpattern/App.java
@@ -8,5 +8,11 @@ public static void main(String[] args) {
         Singleton singleton1 = Singleton.getInstance();
 
         System.out.println(singleton.hashCode()==singleton1.hashCode());
+
+        SingletonLazyInit singletonLazyInit = SingletonLazyInit.getInstance();
+        SingletonLazyInit singletonLazyInit1 = SingletonLazyInit.getInstance();
+
+        System.out.println(singletonLazyInit==singletonLazyInit1);
+
     }
 }
diff --git a/src/main/java/singletondesignpattern/SingletonLazyInit.java b/src/main/java/singletondesignpattern/SingletonLazyInit.java
new file mode 100644
index 0000000..72cc59d
--- /dev/null
+++ b/src/main/java/singletondesignpattern/SingletonLazyInit.java
@@ -0,0 +1,20 @@
+package singletondesignpattern;
+
+public class SingletonLazyInit {
+
+    private static SingletonLazyInit singletonLazyInit;
+
+
+    private SingletonLazyInit() {
+
+    }
+
+    public static SingletonLazyInit getInstance(){
+
+        if(singletonLazyInit==null){
+
+            singletonLazyInit = new SingletonLazyInit();
+        }
+        return singletonLazyInit;
+    }
+}