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<td class="page-title-pattern-first-line " style="padding: 0px; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://issues.jboss.org/browse/AGPUSH" style="color: #3b73af; text-decoration: none">AeroGear Push</a> / <a href="https://issues.jboss.org/browse/AGPUSH-2151" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-4f8e351a-4d14-4ec9-9935-b54d5e757b3c" height="16" width="16" border="0" align="absmiddle" alt="Task" style="vertical-align: text-bottom"></a> <a href="https://issues.jboss.org/browse/AGPUSH-2151" style="color: #3b73af; text-decoration: none">AGPUSH-2151</a> </td>
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<td style="vertical-align: top;; padding: 0px; border-collapse: collapse; padding-right: 5px; font-size: 20px; line-height: 30px; mso-line-height-rule: exactly" class="page-title-pattern-header-container"> <span class="page-title-pattern-header" style="font-family: Arial, sans-serif; padding: 0; font-size: 20px; line-height: 30px; mso-text-raise: 2px; mso-line-height-rule: exactly; vertical-align: middle"> <a href="https://issues.jboss.org/browse/AGPUSH-2151" style="color: #3b73af; text-decoration: none">MPNSPushNotificationSender - Use isEmpty() to check whether the collection is empty or not</a> </span> </td>
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<td style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="polina.n.koleva" id="email_polina.n.koleva" href="https://issues.jboss.org/secure/ViewProfile.jspa?name=polina.n.koleva" style="color:#3b73af;; color: #3b73af; text-decoration: none">Polina Koleva</a> </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Components:</th>
<td style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> UnifiedPush-server </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Created:</th>
<td style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 17/Jul/17 12:35 PM </td>
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<td style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> gsoc_2017 good_first_bug </td>
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<td style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="polina.n.koleva" id="email_polina.n.koleva" href="https://issues.jboss.org/secure/ViewProfile.jspa?name=polina.n.koleva" style="color:#3b73af;; color: #3b73af; text-decoration: none">Polina Koleva</a> </td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0px; border-collapse: collapse; padding: 0 0 10px 0"> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0; margin-top: 0">In /unifiedpush/message/sender/MPNSPushNotificationSender.java, you can find checks like </p> <p style="margin: 10px 0 0 0"></p>
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<td style=" line-height: 1.4em !important; padding: 0em; vertical-align: top;; padding: 0px; border-collapse: collapse"> <pre style="font-size: 1em; margin: 0 10px; margin-top: 10px; width: auto; padding: 0;; margin: 10px 0 0 0; margin-top: 0"><span style="color: black; font-family: 'Consolas', 'Bitstream Vera Sans Mono', 'Courier New', Courier, monospace !important;"> if (images.size() >= 1) {</span></pre> </td>
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<td style=" line-height: 1.4em !important; padding: 0em; vertical-align: top;; padding: 0px; border-collapse: collapse"> <pre style="font-size: 1em; margin: 0 10px; width: auto; padding: 0;; margin: 10px 0 0 0; margin-top: 0"><span style="color: black; font-family: 'Consolas', 'Bitstream Vera Sans Mono', 'Courier New', Courier, monospace !important;"> //DO sth</span></pre> </td>
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</div> <p style="margin: 10px 0 0 0"></p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">or </p> <p style="margin: 10px 0 0 0"></p>
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<td style=" line-height: 1.4em !important; padding: 0em; vertical-align: top;; padding: 0px; border-collapse: collapse"> <pre style="font-size: 1em; margin: 0 10px; width: auto; padding: 0;; margin: 10px 0 0 0; margin-top: 0"><span style="color: black; font-family: 'Consolas', 'Bitstream Vera Sans Mono', 'Courier New', Courier, monospace !important;"> // DO sth</span></pre> </td>
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<td style=" line-height: 1.4em !important; padding: 0em; vertical-align: top;; padding: 0px; border-collapse: collapse"> <pre style="font-size: 1em; margin: 0 10px; margin-bottom: 10px; width: auto; padding: 0;; margin: 10px 0 0 0; margin-top: 0"><span style="color: black; font-family: 'Consolas', 'Bitstream Vera Sans Mono', 'Courier New', Courier, monospace !important;"> }
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</div> <p style="margin: 10px 0 0 0"></p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">They can be changed by using isEmpty method.<br> Using Collection.size() to test for emptiness works, but using Collection.isEmpty() makes the code more readable and can be more performant. The time complexity of any isEmpty() method implementation should be O(1) whereas some implementations of size() can be O<img class="emoticon" src="cid:jira-generated-image-static-thumbs_down-48d44a73-1bce-4ecd-9071-1556c026c082" height="16" width="16" align="absmiddle" alt="" border="0"></p> </td>
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