added template method sample

template-method/src/main/java/com/iluwatar/StealingMethod.java

@@ -0,0 +1,17 @@
+package com.iluwatar;
+
+public abstract class StealingMethod {
+
+	protected abstract String pickTarget();
+	
+	protected abstract void confuseTarget(String target);
+	
+	protected abstract void stealTheItem(String target);
+
+	public void steal() {
+		String target = pickTarget();
+		System.out.println("The target has been chosen as " + target + ".");
+		confuseTarget(target);
+		stealTheItem(target);
+	}
+}