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.diagnostics.rendering;
018    
019    import com.intellij.psi.PsiElement;
020    import org.jetbrains.annotations.NotNull;
021    import org.jetbrains.annotations.Nullable;
022    import org.jetbrains.kotlin.diagnostics.*;
023    import org.jetbrains.kotlin.renderer.MultiRenderer;
024    import org.jetbrains.kotlin.renderer.Renderer;
025    
026    import java.util.HashMap;
027    import java.util.Map;
028    
029    public final class DiagnosticFactoryToRendererMap {
030        private final Map<DiagnosticFactory<?>, DiagnosticRenderer<?>> map =
031                new HashMap<DiagnosticFactory<?>, DiagnosticRenderer<?>>();
032        private boolean immutable = false;
033    
034        private void checkMutability() {
035            if (immutable) {
036                throw new IllegalStateException("factory to renderer map is already immutable");
037            }
038        }
039    
040        public <E extends PsiElement> void put(@NotNull DiagnosticFactory0<E> factory, @NotNull String message) {
041            checkMutability();
042            map.put(factory, new SimpleDiagnosticRenderer(message));
043        }
044    
045        public <E extends PsiElement, A> void put(@NotNull DiagnosticFactory1<E, A> factory, @NotNull String message, @Nullable Renderer<? super A> rendererA) {
046            checkMutability();
047            map.put(factory, new DiagnosticWithParameters1Renderer<A>(message, rendererA));
048        }
049    
050        public <E extends PsiElement, A> void put(@NotNull DiagnosticFactory1<E, A> factory, @NotNull String message, @NotNull MultiRenderer<? super A> rendererA) {
051            checkMutability();
052            map.put(factory, new DiagnosticWithMultiParametersRenderer<A>(message, rendererA));
053        }
054    
055        public <E extends PsiElement, A, B> void put(@NotNull DiagnosticFactory2<E, A, B> factory,
056                @NotNull String message,
057                @Nullable Renderer<? super A> rendererA,
058                @Nullable Renderer<? super B> rendererB) {
059            checkMutability();
060            map.put(factory, new DiagnosticWithParameters2Renderer<A, B>(message, rendererA, rendererB));
061        }
062    
063        public <E extends PsiElement, A, B, C> void put(@NotNull DiagnosticFactory3<E, A, B, C> factory,
064                @NotNull String message,
065                @Nullable Renderer<? super A> rendererA,
066                @Nullable Renderer<? super B> rendererB,
067                @Nullable  Renderer<? super C> rendererC) {
068            checkMutability();
069            map.put(factory, new DiagnosticWithParameters3Renderer<A, B, C>(message, rendererA, rendererB, rendererC));
070        }
071    
072        @Nullable
073        public DiagnosticRenderer<?> get(@NotNull DiagnosticFactory<?> factory) {
074            return map.get(factory);
075        }
076    
077        public void setImmutable() {
078            immutable = false;
079        }
080    }