| /** |
| * 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 |
| * |
| * http://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 org.netbeans.modules.jackpot30.source.api; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.HashSet; |
| import java.util.LinkedHashSet; |
| import java.util.List; |
| import java.util.Random; |
| import java.util.Set; |
| import java.util.concurrent.atomic.AtomicBoolean; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| import java.util.zip.DataFormatException; |
| import javax.ws.rs.DefaultValue; |
| import javax.ws.rs.GET; |
| import javax.ws.rs.Path; |
| import javax.ws.rs.Produces; |
| import javax.ws.rs.QueryParam; |
| import org.apache.lucene.document.CompressionTools; |
| import org.apache.lucene.document.Document; |
| import org.apache.lucene.search.Query; |
| import org.netbeans.modules.jackpot30.backend.base.CategoryStorage; |
| import org.netbeans.modules.parsing.lucene.support.Convertor; |
| import org.netbeans.modules.parsing.lucene.support.Index; |
| import org.netbeans.modules.parsing.lucene.support.Queries; |
| import org.netbeans.modules.parsing.lucene.support.Queries.QueryKind; |
| |
| /** |
| * |
| * @author lahvac |
| */ |
| @Path("/index/source") |
| public class API { |
| |
| private static final String KEY_CONTENT = "content"; |
| |
| @GET |
| @Path("/cat") |
| @Produces("text/plain") |
| public String cat(@QueryParam("path") String segment, @QueryParam("relative") String relative) throws IOException, InterruptedException { |
| CategoryStorage category = CategoryStorage.forId(segment); |
| |
| return readFileContent(category, relative); |
| } |
| |
| public static String readFileContent(CategoryStorage category, String relative) throws IOException, InterruptedException { |
| Index idx = category.getIndex(); |
| Query query = Queries.createQuery("relativePath", "does-not-exist", relative, QueryKind.EXACT); |
| List<String> found = new ArrayList<String>(); |
| |
| //TODO: field selector: |
| idx.query(found, new ConvertorImpl(), null, new AtomicBoolean(), query); |
| |
| return !found.isEmpty() ? found.get(0) : null; |
| } |
| |
| @GET |
| @Path("/randomfiles") |
| @Produces("text/plain") |
| public String randomFiles(@QueryParam("path") String segment, @QueryParam("count") @DefaultValue("3") int count) throws IOException, InterruptedException { |
| CategoryStorage category = CategoryStorage.forId(segment); |
| Index idx = category.getIndex(); |
| Query query = Queries.createQuery("relativePath", "does-not-exist", "", QueryKind.PREFIX); |
| |
| List<String> found = new ArrayList<String>(); |
| |
| //TODO: field selector: |
| idx.query(found, new Convertor<Document, String>() { |
| @Override public String convert(Document p) { |
| return p.get("relativePath"); |
| } |
| }, null, new AtomicBoolean(), query); |
| |
| Set<String> chosen = new LinkedHashSet<String>(); |
| StringBuilder result = new StringBuilder(); |
| Random r = new Random(); |
| |
| while (chosen.size() < count) { |
| String sel = found.get(r.nextInt(found.size())); |
| |
| if (chosen.add(sel)) { |
| if (result.length() > 0) result.append("\n"); |
| result.append(sel); |
| } |
| } |
| |
| return result.toString(); |
| } |
| |
| private static class ConvertorImpl implements Convertor<Document, String> { |
| @Override public String convert(Document p) { |
| try { |
| return CompressionTools.decompressString(p.getBinaryValue(KEY_CONTENT)); |
| } catch (DataFormatException ex) { |
| Logger.getLogger(API.class.getName()).log(Level.SEVERE, null, ex); |
| return ""; |
| } |
| } |
| } |
| } |