SafeDeleteMethod.java

package jetbrains.mps.baseLanguage.refactorings;

/*Generated by MPS */

import org.jetbrains.mps.openapi.model.SNode;
import org.jetbrains.mps.openapi.module.SearchScope;
import jetbrains.mps.internal.collections.runtime.ListSequence;
import jetbrains.mps.baseLanguage.util.plugin.refactorings.MethodRefactoringUtils;
import jetbrains.mps.progress.EmptyProgressMonitor;
import jetbrains.mps.lang.smodel.generator.smodelAdapter.SNodeOperations;
import jetbrains.mps.smodel.adapter.structure.MetaAdapterFactory;
import jetbrains.mps.lang.smodel.generator.smodelAdapter.SLinkOperations;

public class SafeDeleteMethod {
  private SNode myMethod;
  private SearchScope myScope;

  public SafeDeleteMethod(SearchScope scope, SNode method) {
    myMethod = method;
    myScope = scope;
  }

  public void doRefactor() {
    for (SNode method : ListSequence.fromList(MethodRefactoringUtils.findOverridingMethods(myScope, myMethod, new EmptyProgressMonitor()))) {
      if (SNodeOperations.isInstanceOf(method, MetaAdapterFactory.getConcept(0xaf65afd8f0dd4942L, 0x87d963a55f2a9db1L, 0x11d4348057eL, "jetbrains.mps.lang.behavior.structure.ConceptMethodDeclaration"))) {
        SNode methodDecl = SNodeOperations.cast(method, MetaAdapterFactory.getConcept(0xaf65afd8f0dd4942L, 0x87d963a55f2a9db1L, 0x11d4348057eL, "jetbrains.mps.lang.behavior.structure.ConceptMethodDeclaration"));
        SLinkOperations.setTarget(methodDecl, MetaAdapterFactory.getReferenceLink(0xaf65afd8f0dd4942L, 0x87d963a55f2a9db1L, 0x11d4348057eL, 0x11d4348057fL, "overriddenMethod"), getNewOverriddenMethod(myMethod));
      }
    }
    SNodeOperations.deleteNode(myMethod);
  }

  private SNode getNewOverriddenMethod(SNode methodDecl) {
    return SLinkOperations.getTarget(methodDecl, MetaAdapterFactory.getReferenceLink(0xaf65afd8f0dd4942L, 0x87d963a55f2a9db1L, 0x11d4348057eL, 0x11d4348057fL, "overriddenMethod"));
  }
}