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<td class="page-title-pattern-first-line " style="padding: 0; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://hibernate.atlassian.net/browse/HHH" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-12153" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-05a4a183-f9a0-47b9-a052-dc8affa08ed9" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-12153" style="color: #3b73af; text-decoration: none">HHH-12153</a> </td>
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<td style="vertical-align: top;; padding: 0; 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://hibernate.atlassian.net/browse/HHH-12153" style="color: #3b73af; text-decoration: none">JPA Meta Model Generator does not generate attribute of custom simple type if the type only declares Serializable in it's super class</a> </span> </td>
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<td class="has-icon" style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <img src="cid:jira-generated-image-avatar-05a4a183-f9a0-47b9-a052-dc8affa08ed9" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"> Bug </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">Affects Versions:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 5.2.12 </td>
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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> Unassigned </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: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> hibernate-jpamodelgen </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: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 06/Dec/2017 12:26 PM </td>
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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> criteria hibernate jpa2 jpa21 </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">Priority:</th>
<td class="has-icon" style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <img src="cid:jira-generated-image-static-minor-50ae8776-cfd6-4f11-a796-719af667dbd3" height="16" width="16" border="0" align="absmiddle" alt="Minor" style="vertical-align: text-bottom"> Minor </td>
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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="pasfilip" id="email_pasfilip" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=pasfilip" style="color:#6c797f;; color: #3b73af; text-decoration: none">pasfilip</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">Original Estimate:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top">2h</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">Remaining Estimate: </th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top">2h</td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0; border-collapse: collapse; padding: 0 0 10px"> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0; margin-top: 0">Meta model generator doesn't generate attribute in meta model if a custom type is used that doesn't declare Serializable itself but inherits from a class that implements Serializable.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">There is a workaround to just repeat the declaration of Serializable in the custom type.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">I've tracked down the issue to the class mentioned below more specifically the line:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
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<pre class="code-java" style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
<span class="code-keyword" style="color: #000091">for</span> ( TypeMirror mirror : typeElement.getInterfaces() ) {
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">The code only checks the class of the type and does not inspect the super type.<br> The code should be modified to check the interfaces declared in the super class(es).</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Additionally I wonder if the assumption that the custom value type must implement serializable is correct. I understand it's recommended and logically a value type should probably be serializable. <br> Maybe to be reconsidered?</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">I've included the source of the inner class BasicAttributeVisitor part of MetaAttributeGenerationVisitor in which I found the issue here:</p>
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<pre class="code-java" style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal"><span class="code-keyword" style="color: #000091">class </span>BasicAttributeVisitor <span class="code-keyword" style="color: #000091">extends</span> SimpleTypeVisitor6<<span class="code-object" style="color: #910091">Boolean</span>, Element> {
<span class="code-keyword" style="color: #000091">private</span> <span class="code-keyword" style="color: #000091">final</span> Context context;
<span class="code-keyword" style="color: #000091">public</span> BasicAttributeVisitor(Context context) {
<span class="code-keyword" style="color: #000091">this</span>.context = context;
}
@Override
<span class="code-keyword" style="color: #000091">public</span> <span class="code-object" style="color: #910091">Boolean</span> visitPrimitive(PrimitiveType t, Element element) {
<span class="code-keyword" style="color: #000091">return</span> <span class="code-object" style="color: #910091">Boolean</span>.TRUE;
}
@Override
<span class="code-keyword" style="color: #000091">public</span> <span class="code-object" style="color: #910091">Boolean</span> visitArray(ArrayType t, Element element) {
TypeMirror componentMirror = t.getComponentType();
TypeElement componentElement = (TypeElement) context.getTypeUtils().asElement( componentMirror );
<span class="code-keyword" style="color: #000091">return</span> Constants.BASIC_ARRAY_TYPES.contains( componentElement.getQualifiedName().toString() );
}
@Override
<span class="code-keyword" style="color: #000091">public</span> <span class="code-object" style="color: #910091">Boolean</span> visitDeclared(DeclaredType declaredType, Element element) {
<span class="code-keyword" style="color: #000091">if</span> ( ElementKind.ENUM.equals( element.getKind() ) ) {
<span class="code-keyword" style="color: #000091">return</span> <span class="code-object" style="color: #910091">Boolean</span>.TRUE;
}
<span class="code-keyword" style="color: #000091">if</span> ( ElementKind.CLASS.equals( element.getKind() ) || ElementKind.INTERFACE.equals( element.getKind() ) ) {
TypeElement typeElement = ( (TypeElement) element );
<span class="code-object" style="color: #910091">String</span> typeName = typeElement.getQualifiedName().toString();
<span class="code-keyword" style="color: #000091">if</span> ( Constants.BASIC_TYPES.contains( typeName ) ) {
<span class="code-keyword" style="color: #000091">return</span> <span class="code-object" style="color: #910091">Boolean</span>.TRUE;
}
<span class="code-keyword" style="color: #000091">if</span> ( TypeUtils.containsAnnotation( element, Constants.EMBEDDABLE ) ) {
<span class="code-keyword" style="color: #000091">return</span> <span class="code-object" style="color: #910091">Boolean</span>.TRUE;
}
<span class="code-keyword" style="color: #000091">for</span> ( TypeMirror mirror : typeElement.getInterfaces() ) {
TypeElement interfaceElement = (TypeElement) context.getTypeUtils().asElement( mirror );
<span class="code-keyword" style="color: #000091">if</span> ( <span class="code-quote" style="color: #009100">"java.io.Serializable"</span>.equals( interfaceElement.getQualifiedName().toString() ) ) {
<span class="code-keyword" style="color: #000091">return</span> <span class="code-object" style="color: #910091">Boolean</span>.TRUE;
}
}
}
<span class="code-keyword" style="color: #000091">return</span> <span class="code-object" style="color: #910091">Boolean</span>.FALSE;
}
}
</pre>
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