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import java.util.ArrayList; |
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import java.util.ArrayList; |
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import java.util.Collections; |
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import java.util.Collections; |
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import java.util.HashMap; |
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import java.util.HashMap; |
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import java.util.HashSet; |
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import java.util.Iterator; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.List; |
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import java.util.ListIterator; |
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import java.util.ListIterator; |
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import java.util.Map; |
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import java.util.Map; |
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import java.util.Set; |
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import org.eclipse.emf.common.util.BasicDiagnostic; |
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import org.eclipse.emf.common.util.BasicDiagnostic; |
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import org.eclipse.emf.common.util.Diagnostic; |
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import org.eclipse.emf.common.util.Diagnostic; |
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Lines 129-135
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DiagnosticChain diagnostics, Map context) { |
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DiagnosticChain diagnostics, Map context) { |
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boolean result = true; |
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boolean result = true; |
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if (element.allOwnedElements().contains(element)) { |
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// get all elements owning the 'element' |
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Set owners = collectOwners(element); |
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if (owners.contains(element)) { |
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result = false; |
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result = false; |
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if (diagnostics != null) { |
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if (diagnostics != null) { |
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Lines 144-149
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return result; |
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return result; |
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} |
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} |
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protected static Set collectOwners(Element element) { |
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Set result = new HashSet(); |
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Element owner = element.getOwner(); |
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while ((owner != null) && result.add(owner)) { |
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owner = owner.getOwner(); |
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} |
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return result; |
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} |
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/** |
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/** |
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* <!-- begin-user-doc --> |
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* <!-- begin-user-doc --> |
