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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/HSEARCH" style="color: #3b73af; text-decoration: none">Hibernate Search</a> / <a href="https://hibernate.atlassian.net/browse/HSEARCH-2458" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-39f45cf2-e9a8-4a80-8621-30d8d3dfd7a4" height="16" width="16" border="0" align="absmiddle" alt="Improvement" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HSEARCH-2458" style="color: #3b73af; text-decoration: none">HSEARCH-2458</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/HSEARCH-2458" style="color: #3b73af; text-decoration: none">Issue warnings (at least) when ignoring fields during the Elasticsearch mapping generation</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-39f45cf2-e9a8-4a80-8621-30d8d3dfd7a4" height="16" width="16" border="0" align="absmiddle" alt="Improvement" style="vertical-align: text-bottom"> Improvement </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"> 5.6.0.Beta3 </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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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> elasticsearch </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"> 09/Nov/2016 03:00 AM </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">Fix Versions:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 5.6.0.CR1 </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-static-minor-239f98ff-5dfa-4469-975e-e83cb667541a" 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="yrodiere" id="email_yrodiere" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=yrodiere" style="color:#6c797f;; color: #3b73af; text-decoration: none">Yoann Rodière</a> </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">Issue spotted here: <a href="https://github.com/hibernate/hibernate-search/pull/1217/commits/dfc7f199358808397d144d79d89f7915851db222#r87074164" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">https://github.com/hibernate/hibernate-search/pull/1217/commits/dfc7f199358808397d144d79d89f7915851db222#r87074164</a></p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Right now, we're only logging debug messages when failing to add a property/field to the ES mapping:</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-comment" style="color: #808080">// normal document fields
</span> <span class="code-keyword" style="color: #000091">for</span> ( DocumentFieldMetadata fieldMetadata : typeMetadata.getNonEmbeddedDocumentFieldMetadata() ) {
<span class="code-keyword" style="color: #000091">try</span> {
addPropertyMapping( mappingBuilder, fieldMetadata );
}
<span class="code-keyword" style="color: #000091">catch</span> (IncompleteDataException e) {
LOG.debug( <span class="code-quote" style="color: #009100">"Not adding a mapping <span class="code-keyword" style="color: #000091; color: #009100">for</span> field "</span> + fieldMetadata.getAbsoluteName() + <span class="code-quote" style="color: #009100">" because of incomplete data"</span>, e );
}
}
<span class="code-comment" style="color: #808080">// bridge-defined fields
</span> <span class="code-keyword" style="color: #000091">for</span> ( BridgeDefinedField bridgeDefinedField : getNonEmbeddedBridgeDefinedFields( typeMetadata ) ) {
<span class="code-keyword" style="color: #000091">try</span> {
addPropertyMapping( mappingBuilder, bridgeDefinedField );
}
<span class="code-keyword" style="color: #000091">catch</span> (IncompleteDataException e) {
LOG.debug( <span class="code-quote" style="color: #009100">"Not adding a mapping <span class="code-keyword" style="color: #000091; color: #009100">for</span> field "</span> + bridgeDefinedField.getAbsoluteName() + <span class="code-quote" style="color: #009100">" because of incomplete data"</span>, e );
}
}
....
<span class="code-keyword" style="color: #000091">for</span> ( FacetMetadata facetMetadata : fieldMetadata.getFacetMetadata() ) {
<span class="code-keyword" style="color: #000091">try</span> {
addFieldMapping( propertyMapping, mappingBuilder, facetMetadata );
}
<span class="code-keyword" style="color: #000091">catch</span> (IncompleteDataException e) {
LOG.debug( <span class="code-quote" style="color: #009100">"Not adding a mapping <span class="code-keyword" style="color: #000091; color: #009100">for</span> facet "</span> + facetMetadata.getAbsoluteName() + <span class="code-quote" style="color: #009100">" because of incomplete data"</span>, e );
}
}
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">The only way to get IncompleteDataException can be found in <tt>addTypeOptions</tt>:</p>
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...
<span class="code-keyword" style="color: #000091">break</span>;
<span class="code-keyword" style="color: #000091">case</span> UNKNOWN_NUMERIC:
<span class="code-comment" style="color: #808080">// Likely a custom field bridge which does not expose the type of the given field; either correctly
</span> <span class="code-comment" style="color: #808080">// so (because the given name is the <span class="code-keyword" style="color: #000091; color: #808080">default</span> field and <span class="code-keyword" style="color: #000091; color: #808080">this</span> bridge does not wish to use that field
</span> <span class="code-comment" style="color: #808080">// name as is) or incorrectly; The field will not be added to the mapping, causing an exception at
</span> <span class="code-comment" style="color: #808080">// runtime <span class="code-keyword" style="color: #000091; color: #808080">if</span> the bridge writes that field nevertheless
</span> elasticsearchType = <span class="code-keyword" style="color: #000091">null</span>;
<span class="code-keyword" style="color: #000091">break</span>;
<span class="code-keyword" style="color: #000091">case</span> STRING:
<span class="code-keyword" style="color: #000091">case</span> UNKNOWN:
<span class="code-keyword" style="color: #000091">default</span>:
elasticsearchType = DataType.STRING;
<span class="code-keyword" style="color: #000091">break</span>;
}
<span class="code-keyword" style="color: #000091">if</span> ( elasticsearchType == <span class="code-keyword" style="color: #000091">null</span> ) {
<span class="code-keyword" style="color: #000091">throw</span> <span class="code-keyword" style="color: #000091">new</span> IncompleteDataException( <span class="code-quote" style="color: #009100">"Field type could not be determined"</span> );
}
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">While I understand that we might not want to make the mapping generation fail completely (so that users may test more easily), at least we should issue a warning. Or maybe even log an error.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Something to be considered: <a href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=sanne" class="user-hover" rel="sanne" style="color: #3b73af; text-decoration: none">Sanne Grinovero</a> expressed concerned about issuing warnings, since in some enterprises they are considered blocking when putting applications in production.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">I feel like one of the purposes of warnings is to inform users about potential error, and leave it to the user to decide if it's bad or not. So in this case, it would be exactly what we need. Now, if it's blocking for some users...</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"><a href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=gsmet" class="user-hover" rel="gsmet" style="color: #3b73af; text-decoration: none">Guillaume Smet</a>, <a href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=sanne" class="user-hover" rel="sanne" style="color: #3b73af; text-decoration: none">Sanne Grinovero</a>, WDYT?</p> </td>
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