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.codegen;
018    
019    import com.intellij.util.containers.MultiMap;
020    import org.jetbrains.annotations.NotNull;
021    import org.jetbrains.org.objectweb.asm.Type;
022    import org.jetbrains.jet.codegen.state.GenerationState;
023    import org.jetbrains.jet.lang.psi.JetFile;
024    import org.jetbrains.jet.lang.psi.JetScript;
025    import org.jetbrains.jet.lang.resolve.ScriptNameUtil;
026    import org.jetbrains.jet.lang.resolve.name.FqName;
027    
028    import java.util.Collection;
029    import java.util.Map;
030    
031    import static org.jetbrains.jet.codegen.binding.CodegenBinding.registerClassNameForScript;
032    
033    public class KotlinCodegenFacade {
034        public static void compileCorrectFiles(
035                @NotNull GenerationState state,
036                @NotNull CompilationErrorHandler errorHandler
037        ) {
038            for (JetFile file : state.getFiles()) {
039                if (file.isScript()) {
040                    // SCRIPT: register class name for scripting from this file, move outside of this function
041                    JetScript script = file.getScript();
042                    assert script != null;
043    
044                    FqName name = ScriptNameUtil.classNameForScript(script);
045                    Type type = AsmUtil.asmTypeByFqNameWithoutInnerClasses(name);
046                    registerClassNameForScript(state.getBindingTrace(), script, type);
047                }
048            }
049    
050            state.beforeCompile();
051    
052            MultiMap<FqName, JetFile> packageFqNameToFiles = new MultiMap<FqName, JetFile>();
053            for (JetFile file : state.getFiles()) {
054                if (file == null) throw new IllegalArgumentException("A null file given for compilation");
055                packageFqNameToFiles.putValue(file.getPackageFqName(), file);
056            }
057    
058            for (Map.Entry<FqName, Collection<JetFile>> entry : packageFqNameToFiles.entrySet()) {
059                generatePackage(state, entry.getKey(), entry.getValue(), errorHandler);
060            }
061    
062            state.getFactory().done();
063        }
064    
065        public static void generatePackage(
066                @NotNull GenerationState state,
067                @NotNull FqName fqName,
068                @NotNull Collection<JetFile> jetFiles,
069                @NotNull CompilationErrorHandler errorHandler
070        ) {
071            PackageCodegen codegen = state.getFactory().forPackage(fqName, jetFiles);
072            codegen.generate(errorHandler);
073        }
074    
075        private KotlinCodegenFacade() {}
076    }