From: Roland Häder Date: Fri, 13 May 2016 09:57:04 +0000 (+0200) Subject: implemented business methods findContactByEmailAddress() and isEmailAddressRegistered() X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=604a5d90be2041fa04cd3c55055e7847f7a56be2;p=jjobs-ejb.git implemented business methods findContactByEmailAddress() and isEmailAddressRegistered() --- diff --git a/src/java/org/mxchange/jcontacts/contact/JobsContactSessionBean.java b/src/java/org/mxchange/jcontacts/contact/JobsContactSessionBean.java index 2ba4270..e104fea 100644 --- a/src/java/org/mxchange/jcontacts/contact/JobsContactSessionBean.java +++ b/src/java/org/mxchange/jcontacts/contact/JobsContactSessionBean.java @@ -52,6 +52,48 @@ public class JobsContactSessionBean extends BaseJobsDatabaseBean implements Cont throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. } + @Override + public Contact findContactByEmailAddress (final String emailAddress) throws ContactNotFoundException { + // Log trace message + this.getLoggerBeanLocal().logTrace(MessageFormat.format("findContactByEmailAddress: emailAddress={0} - CALLED!", emailAddress)); //NOI18N + + // The parameter must be valid + if (null == emailAddress) { + // Throw NPE + throw new NullPointerException("emailAddress is null"); //NOI18N + } else if (emailAddress.isEmpty()) { + // Not valid + throw new IllegalArgumentException("emailAddress is empty"); //NOI18N + } + + // Get query instance + Query query = this.getEntityManager().createNamedQuery("SearchContactByEmailAddress", UserContact.class); //NOI18N + + // Set parameter + query.setParameter("emailAddress", emailAddress); //NOI18N + + // Init contact instance + Contact contact; + + // Try to find a result + try { + // Find a single result + contact = (Contact) query.getSingleResult(); + + // Log trace message + this.getLoggerBeanLocal().logTrace(MessageFormat.format("findContactByEmailAddress: Found contact={0}", contact)); //NOI18N + } catch (final NoResultException ex) { + // No result found + throw new ContactNotFoundException(emailAddress, ex); + } + + // Log trace message + this.getLoggerBeanLocal().logTrace(MessageFormat.format("findContactByEmailAddress: contact={0} - EXIT!", contact)); //NOI18N + + // Return found instance + return contact; + } + @Override public Contact findContactById (final Long contactId) throws ContactNotFoundException { // Log trace message @@ -132,6 +174,43 @@ public class JobsContactSessionBean extends BaseJobsDatabaseBean implements Cont return emailAddresses; } + @Override + public boolean isEmailAddressRegistered (final String emailAddress) { + // Log trace message + this.getLoggerBeanLocal().logTrace(MessageFormat.format("isEmailAddressRegistered: emailAddress={0} - CALLED!", emailAddress)); //NOI18N + + // The email address should be valid + if (null == emailAddress) { + // Is null + throw new NullPointerException("emailAddress is null"); + } else if (emailAddress.isEmpty()) { + // Is empty + throw new IllegalArgumentException("emailAddress is empty"); + } + + // Default is not found + boolean isFound = false; + + try { + // Ask other method for contact instance + Contact contact = this.findContactByEmailAddress(emailAddress); + + // Log debug message + this.getLoggerBeanLocal().logDebug(MessageFormat.format("isEmailAddressRegistered: Found contact={0} for emailAddress={1}", contact, emailAddress)); + + // It is found ... + isFound = true; + } catch (final ContactNotFoundException ex) { + // @TODO Was not found, log exception for spam check? + } + + // Log trace message + this.getLoggerBeanLocal().logTrace(MessageFormat.format("isEmailAddressRegistered: isFound={0} - EXIT!", isFound)); + + // Return status + return isFound; + } + @Override public Contact lookupContact (final Contact contact) { // Log trace message