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