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 = new HashMap<DiagnosticFactory<?>, DiagnosticRenderer<?>>();
031        private boolean immutable = false;
032    
033        // TO catch EA-75872
034        private final String name;
035        public DiagnosticFactoryToRendererMap(String name) {
036            this.name = name;
037        }
038        public DiagnosticFactoryToRendererMap() {
039            this("<unnamed>");
040        }
041        @Override
042        public String toString() {
043            return "DiagnosticFactory#" + name;
044        }
045        //
046    
047        private void checkMutability() {
048            if (immutable) {
049                throw new IllegalStateException("factory to renderer map is already immutable");
050            }
051        }
052    
053        public <E extends PsiElement> void put(@NotNull DiagnosticFactory0<E> factory, @NotNull String message) {
054            checkMutability();
055            map.put(factory, new SimpleDiagnosticRenderer(message));
056        }
057    
058        public <E extends PsiElement, A> void put(@NotNull DiagnosticFactory1<E, A> factory, @NotNull String message, @Nullable Renderer<? super A> rendererA) {
059            checkMutability();
060            map.put(factory, new DiagnosticWithParameters1Renderer<A>(message, rendererA));
061        }
062    
063        public <E extends PsiElement, A> void put(@NotNull DiagnosticFactory1<E, A> factory, @NotNull String message, @NotNull MultiRenderer<? super A> rendererA) {
064            checkMutability();
065            map.put(factory, new DiagnosticWithMultiParametersRenderer<A>(message, rendererA));
066        }
067    
068        public <E extends PsiElement, A, B> void put(@NotNull DiagnosticFactory2<E, A, B> factory,
069                @NotNull String message,
070                @Nullable Renderer<? super A> rendererA,
071                @Nullable Renderer<? super B> rendererB) {
072            checkMutability();
073            map.put(factory, new DiagnosticWithParameters2Renderer<A, B>(message, rendererA, rendererB));
074        }
075    
076        public <E extends PsiElement, A, B, C> void put(@NotNull DiagnosticFactory3<E, A, B, C> factory,
077                @NotNull String message,
078                @Nullable Renderer<? super A> rendererA,
079                @Nullable Renderer<? super B> rendererB,
080                @Nullable  Renderer<? super C> rendererC) {
081            checkMutability();
082            map.put(factory, new DiagnosticWithParameters3Renderer<A, B, C>(message, rendererA, rendererB, rendererC));
083        }
084    
085        @Nullable
086        public DiagnosticRenderer<?> get(@NotNull DiagnosticFactory<?> factory) {
087            return map.get(factory);
088        }
089    
090        public void setImmutable() {
091            immutable = false;
092        }
093    }