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
017package org.jetbrains.jet.lang.resolve;
018
019import org.jetbrains.annotations.NotNull;
020import org.jetbrains.annotations.Nullable;
021import org.jetbrains.jet.lang.diagnostics.DiagnosticHolder;
022import org.jetbrains.jet.util.slicedmap.ReadOnlySlice;
023import org.jetbrains.jet.util.slicedmap.WritableSlice;
024
025import java.util.Collection;
026
027public interface BindingTrace extends DiagnosticHolder {
028
029    BindingContext getBindingContext();
030    
031    <K, V> void record(WritableSlice<K, V> slice, K key, V value);
032
033    // Writes TRUE for a boolean value
034    <K> void record(WritableSlice<K, Boolean> slice, K key);
035
036    @Nullable
037    <K, V> V get(ReadOnlySlice<K, V> slice, K key);
038
039    // slice.isCollective() must be true
040    @NotNull
041    <K, V> Collection<K> getKeys(WritableSlice<K, V> slice);
042}