001    /*
002     * Copyright 2010-2016 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.script;
018    
019    import com.intellij.openapi.components.ServiceManager;
020    import com.intellij.openapi.project.Project;
021    import com.intellij.psi.PsiFile;
022    import org.jetbrains.annotations.NotNull;
023    
024    import java.util.ArrayList;
025    import java.util.List;
026    
027    public class KotlinScriptDefinitionProvider {
028        private final List<KotlinScriptDefinition> definitions = new ArrayList<KotlinScriptDefinition>();
029    
030        public static KotlinScriptDefinitionProvider getInstance(Project project) {
031            return ServiceManager.getService(project, KotlinScriptDefinitionProvider.class);
032        }
033    
034        public KotlinScriptDefinitionProvider() {
035            definitions.add(StandardScriptDefinition.INSTANCE);
036        }
037    
038        public KotlinScriptDefinition findScriptDefinition(PsiFile psiFile) {
039            for (KotlinScriptDefinition definition : definitions) {
040                if (definition.isScript(psiFile)) {
041                    return definition;
042                }
043            }
044    
045            return null;
046        }
047    
048        public boolean isScript(PsiFile psiFile) {
049            return findScriptDefinition(psiFile) != null;
050        }
051    
052        public void addScriptDefinition(@NotNull KotlinScriptDefinition scriptDefinition) {
053            definitions.add(0, scriptDefinition);
054        }
055    
056        public void removeScriptDefinition(@NotNull KotlinScriptDefinition scriptDefinition) {
057            definitions.remove(scriptDefinition);
058        }
059    
060        public void setScriptDefinitions(@NotNull List<KotlinScriptDefinition> definitions) {
061            this.definitions.clear();
062            this.definitions.addAll(definitions);
063        }
064    }