1 package org.simantics.db.layer0.request;
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3 import org.simantics.db.ReadGraph;
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4 import org.simantics.db.Resource;
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5 import org.simantics.db.common.request.ResourceRead;
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6 import org.simantics.db.exception.DatabaseException;
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7 import org.simantics.layer0.Layer0;
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9 public class IsEnumeratedType extends ResourceRead<Boolean> {
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11 public IsEnumeratedType(Resource resource) {
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16 public Boolean perform(ReadGraph graph) throws DatabaseException {
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17 if(graph.hasStatement(resource, Layer0.getInstance(graph).Enumeration, resource)) return true;
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18 for(Resource st : graph.getSupertypes(resource)) {
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19 if(graph.syncRequest(new IsEnumeratedType(st))) return true;
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