001    /*
002     * Copyright 2010-2015 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.kotlin.descriptors;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.annotations.Nullable;
021    import org.jetbrains.kotlin.types.TypeSubstitutor;
022    
023    import java.util.Collection;
024    
025    public interface FunctionDescriptor extends CallableMemberDescriptor {
026        @Override
027        @NotNull
028        DeclarationDescriptor getContainingDeclaration();
029    
030        @NotNull
031        @Override
032        FunctionDescriptor getOriginal();
033    
034        @NotNull
035        @Override
036        FunctionDescriptor substitute(@NotNull TypeSubstitutor substitutor);
037    
038        @Override
039        @NotNull
040        Collection<? extends FunctionDescriptor> getOverriddenDescriptors();
041    
042        /**
043         * @return descriptor that represents initial signature, e.g in case of result SimpleFunctionDescriptor.createRenamedCopy it returns
044         * descriptor before rename
045         */
046        @Nullable
047        FunctionDescriptor getInitialSignatureDescriptor();
048    
049        /**
050         * @return true if descriptor signature clashed with some other signature and it's supposed to be legal
051         * See java.nio.CharBuffer
052         */
053        boolean isHiddenToOvercomeSignatureClash();
054    
055        @NotNull
056        @Override
057        FunctionDescriptor copy(DeclarationDescriptor newOwner, Modality modality, Visibility visibility, Kind kind, boolean copyOverrides);
058    
059        boolean isOperator();
060    
061        boolean isInfix();
062    
063        boolean isInline();
064    
065        boolean isTailrec();
066    
067        boolean isExternal();
068    }