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< > BotCompany Repo | #1005477 // conceptGraphMap - apply function to every concept in a concept graph

JavaX fragment (include)

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// f : Concept -> Concept
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static Concept conceptGraphMap(Concept c, O f) {
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  ret conceptGraphMap_impl(c, f, new IdentityHashMap);
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}
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static Concept conceptGraphMap_impl(Concept c, O f, IdentityHashMap<Concept, Concept> seen) {
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  if (seen.containsKey(c))
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    ret seen.get(c);
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  Concept d = cast callF(f, c);
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  if (d != c) {
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    seen.put(c, d);
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    ret d;
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  }
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  d = cnew(c.getClass());
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  seen.put(c, d);
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  for (S field : conceptFields(c)) {
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    O val = cget(c, field);
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    if (!val instanceof Concept)
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      cset(d, field, val);
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    else
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      cset(d, field, conceptGraphMap_impl(val/Concept, f, seen));
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  }
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  ret d;
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}

Author comment

Began life as a copy of #1005466

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Snippet ID: #1005477
Snippet name: conceptGraphMap - apply function to every concept in a concept graph
Eternal ID of this version: #1005477/1
Text MD5: 0d7466eea53ada6206d5473bd2c554a2
Author: stefan
Category: javax / concepts
Type: JavaX fragment (include)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2016-11-20 19:53:37
Source code size: 647 bytes / 26 lines
Pitched / IR pitched: No / No
Views / Downloads: 550 / 553
Referenced in: [show references]