diff -r 251d0ed461fb -r 58ec6da75f6f task4/solution02/src/org/apidesign/apifest08/currency/Money.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/task4/solution02/src/org/apidesign/apifest08/currency/Money.java	Sat Oct 11 23:38:46 2008 +0200
@@ -0,0 +1,29 @@
+package org.apidesign.apifest08.currency;
+
+import java.math.BigDecimal;
+import java.util.Currency;
+
+/**
+ * Money representation. Default implementation {@link MoneyImpl} is provided. This interface can
+ * be implemented by a DTO used in client application.
+ * @author lukas
+ *
+ */
+/*
+ * Whether we need such interface depends on the context. I can imagine than in a desktop application this interface 
+ * would be useless, Money could be a class. In J2EE environment it can be useful.
+ */
+public interface Money {
+
+	/**
+	 * Returns amount.
+	 * @return
+	 */
+	public BigDecimal getAmount();
+
+	/**
+	 * Returns currency.
+	 */
+	public Currency getCurrency();
+
+}
\ No newline at end of file