<div dir="ltr">Can you inform me if you incorporate this in the next release.<div><br></div><div>- Øystein </div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Apr 29, 2024 at 4:09 PM Adam Sotona <<a href="mailto:adam.sotona@oracle.com">adam.sotona@oracle.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div class="msg5735463779124954144">





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<p class="MsoNormal"><span style="font-size:11pt">It is good point that information about thisClass and superClass should be implicitly forwarded to the class hierarchy resolution for thisClass build.</span></p>
<p class="MsoNormal"><span style="font-size:11pt"> </span></p>
<p class="MsoNormal"><span style="font-size:11pt">Thank you,</span></p>
<p class="MsoNormal"><span style="font-size:11pt">Adam</span></p>
<p class="MsoNormal"><span style="font-size:11pt"> </span></p>
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<p class="MsoNormal" style="margin-bottom:12pt"><b><span style="color:black">From:
</span></b><span style="color:black">Øystein Myhre Andersen <<a href="mailto:o.myhre@gmail.com" target="_blank">o.myhre@gmail.com</a>><br>
<b>Date: </b>Monday, 29 April 2024 at 15:23<br>
<b>To: </b><a href="mailto:liangchenblue@gmail.com" target="_blank">liangchenblue@gmail.com</a> <<a href="mailto:liangchenblue@gmail.com" target="_blank">liangchenblue@gmail.com</a>><br>
<b>Cc: </b>Adam Sotona <<a href="mailto:adam.sotona@oracle.com" target="_blank">adam.sotona@oracle.com</a>>, <a href="mailto:classfile-api-dev@openjdk.org" target="_blank">classfile-api-dev@openjdk.org</a> <<a href="mailto:classfile-api-dev@openjdk.org" target="_blank">classfile-api-dev@openjdk.org</a>><br>
<b>Subject: </b>[External] : Re: Got: IllegalArgumentException: Could not resolve class</span></p>
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<p class="MsoNormal">Proposal:</p>
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<p class="MsoNormal">I defined a utility class:</p>
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<p style="margin:0in"><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">public</span></b><span style="font-size:10pt;font-family:Consolas;color:black">
</span><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">abstract</span></b><span style="font-size:10pt;font-family:Consolas;color:black">
</span><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">class</span></b><span style="font-size:10pt;font-family:Consolas;color:black"> ClassHierarchy {</span></p>
<p style="margin:0in"><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">private</span></b><span style="font-size:10pt;font-family:Consolas;color:black">
</span><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">static</span></b><span style="font-size:10pt;font-family:Consolas;color:black"> Map<ClassDesc, ClassDesc>
</span><i><span style="font-size:10pt;font-family:Consolas;color:rgb(0,0,192)">classToSuperClass</span></i><span style="font-size:10pt;font-family:Consolas;color:black"> =
</span><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">new</span></b><span style="font-size:10pt;font-family:Consolas;color:black"> HashMap<ClassDesc, ClassDesc>();</span></p>
<p style="margin:0in"><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">private</span></b><span style="font-size:10pt;font-family:Consolas;color:black">
</span><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">static</span></b><span style="font-size:10pt;font-family:Consolas;color:black"> Collection<ClassDesc>
</span><i><span style="font-size:10pt;font-family:Consolas;color:rgb(0,0,192)">interfaces</span></i><span style="font-size:10pt;font-family:Consolas;color:black"> =
</span><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">new</span></b><span style="font-size:10pt;font-family:Consolas;color:black"> Vector<ClassDesc>();</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black"> </span></p>
<p style="margin:0in"><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">public</span></b><span style="font-size:10pt;font-family:Consolas;color:black">
</span><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">static</span></b><span style="font-size:10pt;font-family:Consolas;color:black"> ClassHierarchyResolver getResolver() {</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black">ClassHierarchyResolver
</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">res</span><span style="font-size:10pt;font-family:Consolas;color:black"> = ClassHierarchyResolver.<i>defaultResolver</i>()</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black">.orElse(ClassHierarchyResolver.<i>of</i>(</span><i><span style="font-size:10pt;font-family:Consolas;color:rgb(0,0,192)">interfaces</span></i><span style="font-size:10pt;font-family:Consolas;color:black">,
</span><i><span style="font-size:10pt;font-family:Consolas;color:rgb(0,0,192)">classToSuperClass</span></i><span style="font-size:10pt;font-family:Consolas;color:black">));</span></p>
<p style="margin:0in"><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">return</span></b><span style="font-size:10pt;font-family:Consolas;color:black">
</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">res</span><span style="font-size:10pt;font-family:Consolas;color:black">;</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black">}</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black"> </span></p>
<p style="margin:0in"><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">public</span></b><span style="font-size:10pt;font-family:Consolas;color:black">
</span><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">static</span></b><span style="font-size:10pt;font-family:Consolas;color:black">
</span><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">void</span></b><span style="font-size:10pt;font-family:Consolas;color:black"> addClassToSuperClass(ClassDesc
</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">cld</span><span style="font-size:10pt;font-family:Consolas;color:black">, ClassDesc
</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">sup</span><span style="font-size:10pt;font-family:Consolas;color:black">) {</span></p>
<p style="margin:0in"><i><span style="font-size:10pt;font-family:Consolas;color:rgb(0,0,192)">classToSuperClass</span></i><span style="font-size:10pt;font-family:Consolas;color:black">.put(</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">cld</span><span style="font-size:10pt;font-family:Consolas;color:black">,
</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">sup</span><span style="font-size:10pt;font-family:Consolas;color:black">);</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black">}</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black">}</span></p>
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<p class="MsoNormal"> And built my class files with a method like:</p>
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<p class="MsoNormal"> </p>
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<p style="margin:0in"><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">public</span></b><span style="font-size:10pt;font-family:Consolas;color:black">
</span><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">byte</span></b><span style="font-size:10pt;font-family:Consolas;color:black">[] buildClassFile() {</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black">ClassDesc
</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">CD_ThisClass</span><span style="font-size:10pt;font-family:Consolas;color:black"> = ...</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black">ClassDesc
</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">CD_SuperClass</span><span style="font-size:10pt;font-family:Consolas;color:black"> = ...</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black">ClassHierarchy.<i>addClassToSuperClass</i>(</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">CD_ThisClass</span><span style="font-size:10pt;font-family:Consolas;color:black">,
</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">CD_SuperClass</span><span style="font-size:10pt;font-family:Consolas;color:black">);</span></p>
<p style="margin:0in"><b><span style="font-size:10pt;font-family:Consolas;color:rgb(127,0,85)">byte</span></b><span style="font-size:10pt;font-family:Consolas;color:black">[]
</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">bytes</span><span style="font-size:10pt;font-family:Consolas;color:black"> = ClassFile.<i>of</i>(ClassFile.ClassHierarchyResolverOption</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black">.<i>of</i>(ClassHierarchy.<i>getResolver</i>())).build(</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">CD_ThisClass</span><span style="font-size:10pt;font-family:Consolas;color:black">,</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">classBuilder</span><span style="font-size:10pt;font-family:Consolas;color:black"> -> {</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">classBuilder</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black">.withSuperclass(</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">CD_SuperClass</span><span style="font-size:10pt;font-family:Consolas;color:black">);</span></p>
<p style="margin:0in"><span style="font-size:10pt;font-family:Consolas;color:black">... ...</span></p>
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<p class="MsoNormal">This could perhaps have been done internally  by letting   <span style="font-size:10pt;font-family:Consolas;color:black">.withSuperclass(</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">CD_SuperClass</span><span style="font-size:10pt;font-family:Consolas;color:black">);</span> </p>
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<p class="MsoNormal">make a call ala  <span style="font-size:10pt;font-family:Consolas;color:black">ClassHierarchy.<i>addClassToSuperClass</i>(</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">CD_ThisClass</span><span style="font-size:10pt;font-family:Consolas;color:black">,
</span><span style="font-size:10pt;font-family:Consolas;color:rgb(106,62,62)">CD_SuperClass</span><span style="font-size:10pt;font-family:Consolas;color:black">);</span></p>
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