[ https://issues.apache.org/jira/browse/JENA-626?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15022340#comment-15022340 ]
ASF GitHub Bot commented on JENA-626: ------------------------------------- Github user ajs6f commented on a diff in the pull request: https://github.com/apache/jena/pull/95#discussion_r45620264 --- Diff: jena-fuseki2/jena-fuseki-core/src/main/java/org/apache/jena/fuseki/servlets/SPARQL_Query_Cache.java --- @@ -0,0 +1,249 @@ +/* + * 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.apache.jena.fuseki.servlets; + +import org.apache.jena.atlas.io.IO; +import org.apache.jena.atlas.io.IndentedLineBuffer; +import org.apache.jena.atlas.lib.Cache; +import org.apache.jena.atlas.lib.CacheFactory; +import org.apache.jena.atlas.web.ContentType; +import org.apache.jena.fuseki.DEF; +import org.apache.jena.fuseki.Fuseki; +import org.apache.jena.fuseki.FusekiLib; +import org.apache.jena.fuseki.cache.CacheAction; +import org.apache.jena.fuseki.cache.CacheEntry; +import org.apache.jena.query.*; +import org.apache.jena.riot.web.HttpNames; +import org.apache.jena.sparql.core.Prologue; +import org.apache.jena.sparql.resultset.SPARQLResult; +import org.apache.jena.web.HttpSC; + +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import java.io.IOException; +import java.io.InputStream; +import java.util.*; + +import static java.lang.String.format; +import static org.apache.jena.fuseki.server.CounterName.QueryTimeouts; +import static org.apache.jena.riot.WebContent.*; +import static org.apache.jena.riot.web.HttpNames.*; +import static org.apache.jena.riot.web.HttpNames.paramTimeout; + +public class SPARQL_Query_Cache extends SPARQL_Protocol { + + private static final String QueryParseBase = Fuseki.BaseParserSPARQL ; + + private static Cache cache = null; --- End diff -- Why isn't this properly parameterized? > SPARQL Query Caching > -------------------- > > Key: JENA-626 > URL: https://issues.apache.org/jira/browse/JENA-626 > Project: Apache Jena > Issue Type: Improvement > Reporter: Andy Seaborne > Assignee: Saikat Maitra > Labels: java, linked_data, rdf, sparql > > Add a caching layer to Fuseki to cache the results of SPARQL Query requests. > This cache should allow for in-memory and disk-based caching, configuration > and cache management, and coordination with data modification. -- This message was sent by Atlassian JIRA (v6.3.4#6332)