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Diffstat (limited to 'plugins/infra/filters/org.eclipse.papyrus.infra.filters/src-gen/org/eclipse/papyrus/infra/filters/internal/operations/CompoundFilterOperations.java')
| -rw-r--r-- | plugins/infra/filters/org.eclipse.papyrus.infra.filters/src-gen/org/eclipse/papyrus/infra/filters/internal/operations/CompoundFilterOperations.java | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/plugins/infra/filters/org.eclipse.papyrus.infra.filters/src-gen/org/eclipse/papyrus/infra/filters/internal/operations/CompoundFilterOperations.java b/plugins/infra/filters/org.eclipse.papyrus.infra.filters/src-gen/org/eclipse/papyrus/infra/filters/internal/operations/CompoundFilterOperations.java new file mode 100644 index 00000000000..f9eb88a4c43 --- /dev/null +++ b/plugins/infra/filters/org.eclipse.papyrus.infra.filters/src-gen/org/eclipse/papyrus/infra/filters/internal/operations/CompoundFilterOperations.java @@ -0,0 +1,159 @@ +/** + * Copyright (c) 2014 Christian W. Damus and others. + * + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * Christian W. Damus - Initial API and implementation + */ +package org.eclipse.papyrus.infra.filters.internal.operations; + +import java.util.Collections; +import java.util.Iterator; +import java.util.Map; + +import org.eclipse.emf.common.util.AbstractTreeIterator; +import org.eclipse.emf.common.util.BasicDiagnostic; +import org.eclipse.emf.common.util.Diagnostic; +import org.eclipse.emf.common.util.DiagnosticChain; +import org.eclipse.emf.ecore.util.EObjectValidator; +import org.eclipse.papyrus.infra.filters.CompoundFilter; +import org.eclipse.papyrus.infra.filters.Filter; +import org.eclipse.papyrus.infra.filters.internal.FiltersPlugin; +import org.eclipse.papyrus.infra.filters.util.FiltersValidator; + +/** + * <!-- begin-user-doc --> + * A static utility class that provides operations related to '<em><b>Composite Filter</b></em>' model objects. + * <!-- end-user-doc --> + * + * <p> + * The following operations are supported: + * <ul> + * <li>{@link org.eclipse.papyrus.infra.filters.Filter#matches(java.lang.Object) <em>Matches</em>}</li> + * <li>{@link org.eclipse.papyrus.infra.filters.CompositeFilter#validateAcyclic(org.eclipse.emf.common.util.DiagnosticChain, java.util.Map) <em>Validate Acyclic</em>}</li> + * </ul> + * </p> + * + * @generated + */ +public class CompoundFilterOperations +{ + /** + * <!-- begin-user-doc --> + * <!-- end-user-doc --> + * + * @generated + */ + protected CompoundFilterOperations() { + super(); + } + + /** + * <!-- begin-user-doc --> + * <!-- end-user-doc --> + * + * @generated NOT + */ + public static boolean matches(CompoundFilter compoundFilter, Object input) + { + boolean result; + + switch (compoundFilter.getOperator()) { + case AND: { + result = false; + for (Filter next : compoundFilter.getFilters()) { + result = next.matches(input); + if (!result) { + break; + } + } + break; + } + case OR: { + result = false; + for (Filter next : compoundFilter.getFilters()) { + result = next.matches(input); + if (result) { + break; + } + } + break; + } + case XOR: { + int count = 0; + for (Filter next : compoundFilter.getFilters()) { + count += next.matches(input) ? 1 : 0; + } + result = count == 1; + break; + } + case NOT: { + result = true; + for (Filter next : compoundFilter.getFilters()) { + result = !next.matches(input); + if (!result) { + break; + } + } + break; + } + default: + throw new IllegalArgumentException("unrecognized composite filter operator: " + compoundFilter.getOperator().getName()); + } + + return result; + } + + /** + * <!-- begin-user-doc --> + * <!-- end-user-doc --> + * <!-- begin-model-doc --> + * A filter may not directly or indirectly compose itself. + * + * @param compoundFilter + * The receiving '<em><b>Composite Filter</b></em>' model object. + * @param diagnostics + * The chain of diagnostics to which problems are to be appended. + * @param context + * The cache of context-specific information. + * <!-- end-model-doc --> + * @generated NOT + */ + public static boolean validateAcyclic(final CompoundFilter compoundFilter, DiagnosticChain diagnostics, Map<Object, Object> context) + { + boolean result = true; + + Iterator<Filter> allFilters = new AbstractTreeIterator<Filter>(compoundFilter, false) { + private static final long serialVersionUID = 1L; + + @Override + protected Iterator<? extends Filter> getChildren(Object object) { + return (object instanceof CompoundFilter) ? ((CompoundFilter) object).getFilters().iterator() : Collections.<Filter> emptyIterator(); + } + }; + + while (allFilters.hasNext()) { + if (allFilters.next() == compoundFilter) { + result = false; + break; + } + } + + if (!result && (diagnostics != null)) { + diagnostics.add + (new BasicDiagnostic + (Diagnostic.ERROR, + FiltersValidator.DIAGNOSTIC_SOURCE, + FiltersValidator.COMPOUND_FILTER__ACYCLIC, + FiltersPlugin.INSTANCE.getString("_UI_acyclic_diagnostic", new Object[] { EObjectValidator.getObjectLabel(compoundFilter, context) }), //$NON-NLS-1$ + new Object[] { compoundFilter })); + } + + return result; + } + +} // CompoundFilterOperations
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