001    /*
002     * Copyright 2010-2013 JetBrains s.r.o.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.jetbrains.k2js.translate.utils.closure;
018    
019    import com.intellij.util.containers.OrderedSet;
020    import org.jetbrains.annotations.NotNull;
021    import org.jetbrains.annotations.Nullable;
022    import org.jetbrains.jet.lang.descriptors.ClassDescriptor;
023    import org.jetbrains.jet.lang.descriptors.VariableDescriptor;
024    
025    import java.util.Collection;
026    import java.util.Set;
027    
028    public final class ClosureContext {
029        @NotNull
030        private final Set<VariableDescriptor> descriptors = new OrderedSet<VariableDescriptor>();
031    
032        private boolean hasLocalVariables;
033    
034        @Nullable
035        public ClassDescriptor outerClassDescriptor;
036    
037        public boolean isLocalVariablesAffected() {
038            return hasLocalVariables;
039        }
040    
041        void setHasLocalVariables() {
042            hasLocalVariables = true;
043        }
044    
045        /*package*/ void put(@NotNull VariableDescriptor descriptor) {
046            descriptors.add(descriptor);
047        }
048    
049        @NotNull
050        public Collection<VariableDescriptor> getDescriptors() {
051            return descriptors;
052        }
053    }