From cfea5c35700bae96a73bb5c271a8779e6741c1fb Mon Sep 17 00:00:00 2001
From: =?utf8?q?Roland=20H=C3=A4der?= <roland@mxchange.org>
Date: Wed, 20 Sep 2017 22:15:55 +0200
Subject: [PATCH] Continued: - added event which is being fired when a new
 receipt has been added
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Signed-off-by: Roland Häder <roland@mxchange.org>
---
 .../added/ObservableReceiptAddedEvent.java    | 36 ++++++++++
 .../receipt/added/ReceiptAddedEvent.java      | 66 +++++++++++++++++++
 2 files changed, 102 insertions(+)
 create mode 100644 src/org/mxchange/jfinancials/events/receipt/added/ObservableReceiptAddedEvent.java
 create mode 100644 src/org/mxchange/jfinancials/events/receipt/added/ReceiptAddedEvent.java

diff --git a/src/org/mxchange/jfinancials/events/receipt/added/ObservableReceiptAddedEvent.java b/src/org/mxchange/jfinancials/events/receipt/added/ObservableReceiptAddedEvent.java
new file mode 100644
index 0000000..18a6e78
--- /dev/null
+++ b/src/org/mxchange/jfinancials/events/receipt/added/ObservableReceiptAddedEvent.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2017 Roland Häder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.jfinancials.events.receipt.added;
+
+import java.io.Serializable;
+import org.mxchange.jfinancials.model.receipt.BillableReceipt;
+
+/**
+ * An interface for events being fired when a receipt instance has been added.
+ * <p>
+ * @author Roland Häder<roland@mxchange.org>
+ */
+public interface ObservableReceiptAddedEvent extends Serializable {
+
+	/**
+	 * Getter for receipt instance
+	 * <p>
+	 * @return Receipt instance
+	 */
+	BillableReceipt getReceipt ();
+
+}
diff --git a/src/org/mxchange/jfinancials/events/receipt/added/ReceiptAddedEvent.java b/src/org/mxchange/jfinancials/events/receipt/added/ReceiptAddedEvent.java
new file mode 100644
index 0000000..5696c04
--- /dev/null
+++ b/src/org/mxchange/jfinancials/events/receipt/added/ReceiptAddedEvent.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2017 Roland Haeder<roland@mxchange.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.jfinancials.events.receipt.added;
+
+import java.text.MessageFormat;
+import org.mxchange.jfinancials.model.receipt.BillableReceipt;
+
+/**
+ * An event being fired when a new receipt has been added
+ * <p>
+ * @author Roland Haeder<roland@mxchange.org>
+ */
+public class ReceiptAddedEvent implements ObservableReceiptAddedEvent {
+
+	/**
+	 * Serial number
+	 */
+	private static final long serialVersionUID = 157_582_667_163_547L;
+
+	/**
+	 * New receipt instance being added
+	 */
+	private final BillableReceipt receipt;
+
+	/**
+	 * Constructor with receipt instance
+	 * <p>
+	 * @param receipt Receipt instance
+	 */
+	public ReceiptAddedEvent (final BillableReceipt receipt) {
+		// Validate parameter
+		if (null == receipt) {
+			// Throw NPE
+			throw new NullPointerException("receipt is null");
+		} else if (receipt.getReceiptId() == null) {
+			// Throw NPE again
+			throw new NullPointerException("receipt.receiptId is null");
+		} else if (receipt.getReceiptId() < 1) {
+			// Throw NPE again
+			throw new NullPointerException(MessageFormat.format("receipt.receiptId={0} is not valid", receipt.getReceiptId()));
+		}
+
+		// Set it here
+		this.receipt = receipt;
+	}
+
+	@Override
+	public BillableReceipt getReceipt () {
+		return this.receipt;
+	}
+
+}
-- 
2.39.5