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<p style="margin: 10px 0 0 0">Okay, most Queries (maybe all of them) listed in <a href="https://lucene.apache.org/core/4_3_0/core/org/apache/lucene/search/Query.html" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">https://lucene.apache.org/core/4_3_0/core/org/apache/lucene/search/Query.html</a> should be fine.</p>
<p style="margin: 10px 0 0 0">But by this "serialization" we will be reliant on the Lucene team not changing the public API of these query types. But for most Query-Types in this should't be a problem.</p>
<p style="margin: 10px 0 0 0">Another thing that we should think about is whether the behaviour of these Queries is "stable".<br /> What do we do if the behaviour of one of these classes changes when we update to a new Lucene version?</p>
<p style="margin: 10px 0 0 0">I think we will definitely have to put an extra level of security in the backend. We should serialize the version of Lucene used into our transmitted object and create a layer in the backend that can provide different behaviour for different versions. In fact, this is one of the reasons I introduced my CustomBehaviour class.</p>
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<p style="margin: 10px 0 0 0">example follows</p> {/code}
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