From ec23dabc4e64e4f93d7b812332e301f78ae37fbf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=A9my=20Zurcher?= <jeremy@asynk.ch>
Date: Thu, 16 Feb 2017 12:16:09 +0100
Subject: java : add CallbacksTest

---
 java/CallbacksTest.java | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 java/CallbacksTest.java

diff --git a/java/CallbacksTest.java b/java/CallbacksTest.java
new file mode 100644
index 0000000..8a4d73f
--- /dev/null
+++ b/java/CallbacksTest.java
@@ -0,0 +1,29 @@
+
+abstract class Callback<TRet, TParam>
+{
+    public abstract TRet call(TParam p);
+}
+
+class Caller
+{
+    private Integer doCall(String s, Callback<Integer, String> cb)
+    {
+        return cb.call(s);
+    }
+
+    public Integer convert(final String s)
+    {
+        return doCall(s, new Callback<Integer, String>() {
+            public Integer call(String s) { return Integer.parseInt(s); }
+        });
+    }
+}
+
+public class CallbacksTest
+{
+    public static void main(String [] args )
+    {
+        Caller c = new Caller();
+        System.out.println(c.getClass().getName() + " " + c.convert("666"));
+    }
+}
-- 
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