From a5b15b7db23f20c4b88c9dbca87f5fc0132cccca Mon Sep 17 00:00:00 2001
From: Roland Haeder <roland@mxchange.org>
Date: Thu, 15 Oct 2015 21:08:38 +0200
Subject: [PATCH] added bean method startSharing() with unfinished part

---
 .../beans/addressbook/AddressbookWebBean.java | 33 +++++++++++++++++++
 .../addressbook/AddressbookWebController.java |  8 +++++
 2 files changed, 41 insertions(+)

diff --git a/src/java/org/mxchange/addressbook/beans/addressbook/AddressbookWebBean.java b/src/java/org/mxchange/addressbook/beans/addressbook/AddressbookWebBean.java
index 5593aa0a..ff12c1b6 100644
--- a/src/java/org/mxchange/addressbook/beans/addressbook/AddressbookWebBean.java
+++ b/src/java/org/mxchange/addressbook/beans/addressbook/AddressbookWebBean.java
@@ -421,6 +421,39 @@ public class AddressbookWebBean implements AddressbookWebController {
 		return Objects.equals(this.getAddressbookUser(), this.loginController.getLoggedInUser());
 	}
 
+	@Override
+	public String startSharing () {
+		// Check conditions
+		if (!this.loginController.isUserLoggedIn()) {
+			// No, then throw exception
+			throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
+		} else if (this.getAddressbookUser() == null) {
+			// Throw NPE
+			throw new NullPointerException("this.addressbookUser is null"); //NOI18N
+		} else if (this.getAddressbookUser().getUserId() == null) {
+			// Throw NPE again
+			throw new NullPointerException("this.addressbookUser.userId is null"); //NOI18N
+		} else if (this.getAddressbookUser().getUserId() < 1) {
+			// Invalid id number
+			throw new IllegalStateException(MessageFormat.format("this.addressbookUser.userId={0} is invalid", this.getAddressbookUser().getUserId())); //NOI18N
+		} else if (Objects.equals(this.getAddressbookUser(), this.loginController.getLoggedInUser())) {
+			// Sharing with yourself!
+			throw new IllegalStateException("User tries to share with himself."); //NOI18N
+		} else if (this.getAddressbook() == null) {
+			// Throw NPE again
+			throw new NullPointerException("this.addressbook is null"); //NOI18N
+		} else if (this.getAddressbook().getAddressbookId() == null) {
+			// Throw NPE again
+			throw new NullPointerException("this.addressbook.addressbookId is null"); //NOI18N
+		} else if (this.getAddressbook().getAddressbookId() < 1) {
+			// Invalid id number
+			throw new IllegalArgumentException(MessageFormat.format("this.addressbook.addressbookId={0} is invalid.", this.getAddressbook().getAddressbookId())); //NOI18N
+		}
+
+		// TODO Unfinished
+		return null;
+	}
+
 	/**
 	 * Initializes the user user's address book list
 	 */
diff --git a/src/java/org/mxchange/addressbook/beans/addressbook/AddressbookWebController.java b/src/java/org/mxchange/addressbook/beans/addressbook/AddressbookWebController.java
index 97995957..5cc2ffb7 100644
--- a/src/java/org/mxchange/addressbook/beans/addressbook/AddressbookWebController.java
+++ b/src/java/org/mxchange/addressbook/beans/addressbook/AddressbookWebController.java
@@ -209,4 +209,12 @@ public interface AddressbookWebController extends Serializable {
 	 * @return List of not sharing users
 	 */
 	List<User> allUsersNotSharing ();
+
+	/**
+	 * Starts an address book share between currently logged-in user and
+	 * assigned user for current address book.
+	 * <p>
+	 * @return Redirect target
+	 */
+	String startSharing ();
 }
-- 
2.39.5