/** * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * https://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.github.cameltooling.lsp.internal.completion; import java.util.Collections; import java.util.List; import java.util.concurrent.CompletableFuture; import org.apache.camel.catalog.CamelCatalog; import org.eclipse.lsp4j.CompletionItem; import org.eclipse.lsp4j.Position; import org.eclipse.lsp4j.TextDocumentItem; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import com.github.cameltooling.lsp.internal.instancemodel.CamelURIInstance; import com.github.cameltooling.lsp.internal.instancemodel.CamelUriElementInstance; import com.github.cameltooling.lsp.internal.parser.ParserFileHelper; import com.github.cameltooling.lsp.internal.parser.ParserFileHelperFactory; public class CamelEndpointCompletionProcessor { public static final String ERROR_SEARCHING_FOR_CORRESPONDING_NODE_ELEMENTS = "Error searching for corresponding node elements"; private static final Logger LOGGER = LoggerFactory.getLogger(CamelEndpointCompletionProcessor.class); private TextDocumentItem textDocumentItem; private CompletableFuture<CamelCatalog> camelCatalog; public CamelEndpointCompletionProcessor(TextDocumentItem textDocumentItem, CompletableFuture<CamelCatalog> camelCatalog) { this.textDocumentItem = textDocumentItem; this.camelCatalog = camelCatalog; } public CompletableFuture<List<CompletionItem>> getCompletions(Position position) { if (textDocumentItem != null) { try { ParserFileHelper parserFileHelper = new ParserFileHelperFactory().getCorrespondingParserFileHelper(textDocumentItem, position.getLine()); if (parserFileHelper != null) { String camelComponentUri = parserFileHelper.getCamelComponentUri(textDocumentItem, position); if (camelComponentUri != null) { CamelURIInstance camelURIInstance = parserFileHelper.createCamelURIInstance(textDocumentItem, position, camelComponentUri); int positionInCamelUri = parserFileHelper.getPositionInCamelURI(textDocumentItem, position); return getCompletions(camelURIInstance, positionInCamelUri); } } } catch (Exception e) { LOGGER.error(ERROR_SEARCHING_FOR_CORRESPONDING_NODE_ELEMENTS, e); } } return CompletableFuture.completedFuture(Collections.emptyList()); } private CompletableFuture<List<CompletionItem>> getCompletions(CamelURIInstance camelURIInstance, int positionInCamelUri) { CamelUriElementInstance camelUriElementInstance = camelURIInstance.getSpecificElement(positionInCamelUri); return camelUriElementInstance.getCompletions(camelCatalog, positionInCamelUri, textDocumentItem); } }