--- /dev/null
+/*
+ * 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_item.added;
+
+import java.io.Serializable;
+import org.mxchange.jfinancials.model.receipt.item.BillableReceiptItem;
+
+/**
+ * An interface for events being fired when a receipt item instance has been
+ * added.
+ * <p>
+ * @author Roland Häder<roland@mxchange.org>
+ */
+public interface ObservableReceiptItemAddedEvent extends Serializable {
+
+ /**
+ * Getter for receipt item instance
+ * <p>
+ * @return Receipt item instance
+ */
+ BillableReceiptItem getReceiptItem ();
+
+}
--- /dev/null
+/*
+ * 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_item.added;
+
+import java.text.MessageFormat;
+import org.mxchange.jfinancials.model.receipt.item.BillableReceiptItem;
+
+/**
+ * An event being fired when a new receipt item has been added
+ * <p>
+ * @author Roland Haeder<roland@mxchange.org>
+ */
+public class ReceiptItemAddedEvent implements ObservableReceiptItemAddedEvent {
+
+ /**
+ * Serial number
+ */
+ private static final long serialVersionUID = 157_582_667_163_548L;
+
+ /**
+ * New receipt item instance being added
+ */
+ private final BillableReceiptItem receiptItem;
+
+ /**
+ * Constructor with receipt instance
+ * <p>
+ * @param receiptItem Receipt instance
+ */
+ public ReceiptItemAddedEvent (final BillableReceiptItem receiptItem) {
+ // Validate parameter
+ if (null == receiptItem) {
+ // Throw NPE
+ throw new NullPointerException("receiptItem is null");
+ } else if (receiptItem.getItemId() == null) {
+ // Throw NPE again
+ throw new NullPointerException("receiptItem.itemId is null");
+ } else if (receiptItem.getItemId() < 1) {
+ // Throw NPE again
+ throw new NullPointerException(MessageFormat.format("receiptItem.itemId={0} is not valid", receiptItem.getItemId()));
+ }
+
+ // Set it here
+ this.receiptItem = receiptItem;
+ }
+
+ @Override
+ public BillableReceiptItem getReceiptItem () {
+ return this.receiptItem;
+ }
+
+}
+++ /dev/null
-/*
- * 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.exceptions;
-
-import java.text.MessageFormat;
-import org.mxchange.jfinancials.model.receipt.BillableReceipt;
-
-/**
- * This exception is thrown when a receipt was already added
- * <p>
- * @author Roland Häder<roland@mxchange.org>
- */
-public class ReceiptAlreadyAddedException extends Exception {
-
- /**
- * Serial number
- */
- private static final long serialVersionUID = 19_065_867_127_647_624L;
-
- /**
- * Default constructor
- */
- public ReceiptAlreadyAddedException () {
- super();
- }
-
- /**
- * Constructor with receipt instance
- * <p>
- * @param receipt Receipt instance
- */
- public ReceiptAlreadyAddedException (final BillableReceipt receipt) {
- // Call super constructor
- super(MessageFormat.format("Receipt with id {0} and number {1} has already been added.", receipt.getReceiptId(), receipt.getReceiptNumber()));
- }
-
-}
--- /dev/null
+/*
+ * 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.exceptions.receipt;
+
+import java.text.MessageFormat;
+import org.mxchange.jfinancials.model.receipt.BillableReceipt;
+
+/**
+ * This exception is thrown when a receipt was already added
+ * <p>
+ * @author Roland Häder<roland@mxchange.org>
+ */
+public class ReceiptAlreadyAddedException extends Exception {
+
+ /**
+ * Serial number
+ */
+ private static final long serialVersionUID = 19_065_867_127_647_624L;
+
+ /**
+ * Default constructor
+ */
+ public ReceiptAlreadyAddedException () {
+ super();
+ }
+
+ /**
+ * Constructor with receipt instance
+ * <p>
+ * @param receipt Receipt instance
+ */
+ public ReceiptAlreadyAddedException (final BillableReceipt receipt) {
+ // Call super constructor
+ super(MessageFormat.format("Receipt with id {0} and number {1} has already been added.", receipt.getReceiptId(), receipt.getReceiptNumber()));
+ }
+
+}
--- /dev/null
+/*
+ * 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.exceptions.receipt_item;
+
+import java.text.MessageFormat;
+import org.mxchange.jfinancials.model.receipt.item.BillableReceiptItem;
+
+/**
+ * This exception is thrown when a receipt item was already added
+ * <p>
+ * @author Roland Häder<roland@mxchange.org>
+ */
+public class ReceiptItemAlreadyAddedException extends Exception {
+
+ /**
+ * Serial number
+ */
+ private static final long serialVersionUID = 19_065_867_127_647_625L;
+
+ /**
+ * Default constructor
+ */
+ public ReceiptItemAlreadyAddedException () {
+ super();
+ }
+
+ /**
+ * Constructor with receipt item instance
+ * <p>
+ * @param receiptItem Receipt item instance
+ */
+ public ReceiptItemAlreadyAddedException (final BillableReceiptItem receiptItem) {
+ // Call super constructor
+ super(MessageFormat.format("Receipt item with id {0} has already been added.", receiptItem.getItemId()));
+ }
+
+}