001    /*
002     * Copyright 2010-2014 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.jet.descriptors.serialization.descriptors;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.annotations.Nullable;
021    import org.jetbrains.jet.descriptors.serialization.NameResolver;
022    import org.jetbrains.jet.descriptors.serialization.ProtoBuf;
023    import org.jetbrains.jet.lang.descriptors.ClassOrPackageFragmentDescriptor;
024    import org.jetbrains.jet.lang.resolve.constants.CompileTimeConstant;
025    
026    public interface ConstantLoader {
027        ConstantLoader UNSUPPORTED = new ConstantLoader() {
028            @Nullable
029            @Override
030            public CompileTimeConstant<?> loadPropertyConstant(
031                    @NotNull ClassOrPackageFragmentDescriptor container,
032                    @NotNull ProtoBuf.Callable proto,
033                    @NotNull NameResolver nameResolver,
034                    @NotNull AnnotatedCallableKind kind
035            ) {
036                throw new UnsupportedOperationException("Constants are not supported");
037            }
038        };
039    
040        @Nullable
041        CompileTimeConstant<?> loadPropertyConstant(
042                @NotNull ClassOrPackageFragmentDescriptor container,
043                @NotNull ProtoBuf.Callable proto,
044                @NotNull NameResolver nameResolver,
045                @NotNull AnnotatedCallableKind kind
046        );
047    }