Participant_Constraints.java

package jetbrains.mps.samples.languagePatterns.Basic.constraints;

/*Generated by MPS */

import jetbrains.mps.smodel.runtime.base.BaseConstraintsDescriptor;
import jetbrains.mps.smodel.adapter.structure.MetaAdapterFactory;
import java.util.Map;
import org.jetbrains.mps.openapi.language.SReferenceLink;
import jetbrains.mps.smodel.runtime.ReferenceConstraintsDescriptor;
import java.util.HashMap;
import jetbrains.mps.smodel.runtime.base.BaseReferenceConstraintsDescriptor;
import jetbrains.mps.smodel.adapter.ids.MetaIdFactory;
import org.jetbrains.annotations.Nullable;
import jetbrains.mps.smodel.runtime.ReferenceScopeProvider;
import jetbrains.mps.smodel.runtime.base.BaseScopeProvider;
import org.jetbrains.mps.openapi.model.SNodeReference;
import jetbrains.mps.scope.Scope;
import jetbrains.mps.smodel.IOperationContext;
import jetbrains.mps.smodel.runtime.ReferenceConstraintsContext;
import org.jetbrains.mps.openapi.model.SNode;
import jetbrains.mps.lang.smodel.generator.smodelAdapter.SNodeOperations;
import java.util.List;
import jetbrains.mps.lang.smodel.generator.smodelAdapter.SLinkOperations;
import jetbrains.mps.internal.collections.runtime.ListSequence;
import jetbrains.mps.internal.collections.runtime.IWhereFilter;
import jetbrains.mps.internal.collections.runtime.ISelector;
import jetbrains.mps.internal.collections.runtime.Sequence;
import jetbrains.mps.scope.ListScope;
import jetbrains.mps.smodel.SNodePointer;

public class Participant_Constraints extends BaseConstraintsDescriptor {
  public Participant_Constraints() {
    super(MetaAdapterFactory.getConcept(0x7a6f7ef73988464bL, 0x8cc51182671c136eL, 0x34c8853ae78e59fbL, "jetbrains.mps.samples.languagePatterns.Basic.structure.Participant"));
  }

  @Override
  protected Map<SReferenceLink, ReferenceConstraintsDescriptor> getSpecifiedReferences() {
    Map<SReferenceLink, ReferenceConstraintsDescriptor> references = new HashMap<SReferenceLink, ReferenceConstraintsDescriptor>();
    references.put(MetaAdapterFactory.getReferenceLink(0x7a6f7ef73988464bL, 0x8cc51182671c136eL, 0x34c8853ae78e59fbL, 0x34c8853ae78e59fcL, "singer"), new BaseReferenceConstraintsDescriptor(MetaIdFactory.refId(0x7a6f7ef73988464bL, 0x8cc51182671c136eL, 0x34c8853ae78e59fbL, 0x34c8853ae78e59fcL), this) {
      @Override
      public boolean hasOwnScopeProvider() {
        return true;
      }
      @Nullable
      @Override
      public ReferenceScopeProvider getScopeProvider() {
        return new BaseScopeProvider() {
          @Override
          public SNodeReference getSearchScopeValidatorNode() {
            return breakingNode_wflc39_a0a0a0a0a1a0b0a1a2;
          }
          @Override
          public Scope createScope(final IOperationContext operationContext, final ReferenceConstraintsContext _context) {
            {
              final SNode concert = SNodeOperations.getNodeAncestor(_context.getContextNode(), MetaAdapterFactory.getConcept(0x7a6f7ef73988464bL, 0x8cc51182671c136eL, 0x34c8853ae7895c45L, "jetbrains.mps.samples.languagePatterns.Basic.structure.Concert"), false, false);
              final SNode performance = SNodeOperations.getNodeAncestor(_context.getContextNode(), MetaAdapterFactory.getConcept(0x7a6f7ef73988464bL, 0x8cc51182671c136eL, 0x34c8853ae78de950L, "jetbrains.mps.samples.languagePatterns.Basic.structure.CombinedPerformance"), true, false);

              final List<SNode> allSingers = SLinkOperations.getChildren(concert, MetaAdapterFactory.getContainmentLink(0x7a6f7ef73988464bL, 0x8cc51182671c136eL, 0x34c8853ae7895c45L, 0x34c8853ae7895c8bL, "performers"));

              final Iterable<SNode> alreadyParticipatingSingersButMe = ListSequence.fromList(SLinkOperations.getChildren(performance, MetaAdapterFactory.getContainmentLink(0x7a6f7ef73988464bL, 0x8cc51182671c136eL, 0x34c8853ae78de950L, 0x34c8853ae78de9acL, "participants"))).where(new IWhereFilter<SNode>() {
                public boolean accept(SNode it) {
                  return neq_wflc39_a0a0a0a0a0a0f0a0b0a0a0b0a1a0b0c(it, _context.getReferenceNode());
                }
              }).select(new ISelector<SNode, SNode>() {
                public SNode select(SNode participant) {
                  return SLinkOperations.getTarget(participant, MetaAdapterFactory.getReferenceLink(0x7a6f7ef73988464bL, 0x8cc51182671c136eL, 0x34c8853ae78e59fbL, 0x34c8853ae78e59fcL, "singer"));
                }
              });

              Iterable<SNode> candidates = ListSequence.fromList(allSingers).where(new IWhereFilter<SNode>() {
                public boolean accept(final SNode singer) {
                  return Sequence.fromIterable(alreadyParticipatingSingersButMe).all(new IWhereFilter<SNode>() {
                    public boolean accept(SNode participatingSinger) {
                      return neq_wflc39_a0a0a0a0a0a0a0a0a0a7a0a1a0a0a1a0b0a1a2(participatingSinger, singer);
                    }
                  });
                }
              });

              return ListScope.forNamedElements(candidates);
            }
          }
        };
      }
    });
    return references;
  }
  private static boolean neq_wflc39_a0a0a0a0a0a0f0a0b0a0a0b0a1a0b0c(Object a, Object b) {
    return !(((a != null ? a.equals(b) : a == b)));
  }
  private static boolean neq_wflc39_a0a0a0a0a0a0a0a0a0a7a0a1a0a0a1a0b0a1a2(Object a, Object b) {
    return !(((a != null ? a.equals(b) : a == b)));
  }
  private static SNodePointer breakingNode_wflc39_a0a0a0a0a1a0b0a1a2 = new SNodePointer("r:7e1c7518-df7a-4f22-84b2-a5e68261264a(jetbrains.mps.samples.languagePatterns.Basic.constraints)", "6836281137582847570");
}