After code for Adapter design pattern

premaseem · premaseem · commit 7e828a573497 · 2018-02-12T23:32:08.000-06:00
- iphone ear plug adapter example
diff --git a/pattern/src/com/premaseem/Client.java b/pattern/src/com/premaseem/Client.java
@@ -23,7 +23,10 @@ public static void main (String[] args) {
 
         // Ear plug is not able to take google phone sound signal
         Integer soundSignals = googlePhone.getSoundOutput();
-        earPlug.takeSoundInput(soundSignals);
+
+        // Created adapter to convert signals expected by client
+        EarPlugAdapter earPlugAdapter = new EarPlugAdapter();
+        earPlug.takeSoundInput(earPlugAdapter.convertSoundSignal(soundSignals));
 
     }
 }
diff --git a/pattern/src/com/premaseem/EarPlugAdapter.java b/pattern/src/com/premaseem/EarPlugAdapter.java
@@ -0,0 +1,13 @@
+package com.premaseem;
+
+/*
+@author: Aseem Jain
+@title: Design Patterns with Java 9
+@link: https://premaseem.wordpress.com/category/computers/design-patterns/
+*/
+public class EarPlugAdapter {
+
+    public String convertSoundSignal(Integer soundSignal){
+        return soundSignal.toString();
+    }
+}

Original file line number	Diff line number	Diff line change
`@@ -23,7 +23,10 @@ public static void main (String[] args) {`
`23`	`23`
`24`	`24`	`// Ear plug is not able to take google phone sound signal`
`25`	`25`	`Integer soundSignals = googlePhone.getSoundOutput();`
`26`		`- earPlug.takeSoundInput(soundSignals);`
	`26`	`+`
	`27`	`+ // Created adapter to convert signals expected by client`
	`28`	`+ EarPlugAdapter earPlugAdapter = new EarPlugAdapter();`
	`29`	`+ earPlug.takeSoundInput(earPlugAdapter.convertSoundSignal(soundSignals));`
`27`	`30`
`28`	`31`	`}`
`29`	`32`	`}`