001/* 002 * (C) Copyright 2018 Nuxeo (http://nuxeo.com/) and others. 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 * Contributors: 017 * Funsho David 018 */ 019 020package org.nuxeo.ecm.core.bulk; 021 022import static java.nio.charset.StandardCharsets.UTF_8; 023import static org.nuxeo.ecm.core.bulk.BulkComponent.BULK_KV_STORE_NAME; 024import static org.nuxeo.ecm.core.bulk.BulkServiceImpl.COMMAND; 025 026import java.io.IOException; 027 028import org.nuxeo.ecm.core.api.NuxeoException; 029import org.nuxeo.ecm.core.io.registry.MarshallerHelper; 030import org.nuxeo.ecm.core.io.registry.context.RenderingContext; 031import org.nuxeo.runtime.api.Framework; 032import org.nuxeo.runtime.kv.KeyValueService; 033import org.nuxeo.runtime.kv.KeyValueStore; 034 035/** 036 * Helper class for bulk commands. 037 * 038 * @since 10.2 039 */ 040public class BulkCommands { 041 042 private BulkCommands() { 043 // utility class 044 } 045 046 public static BulkCommand fromKVStore(String commandId) { 047 KeyValueStore kvStore = Framework.getService(KeyValueService.class).getKeyValueStore(BULK_KV_STORE_NAME); 048 return fromKVStore(kvStore, commandId); 049 } 050 051 protected static BulkCommand fromKVStore(KeyValueStore kvStore, String commandId) { 052 byte[] data = kvStore.get(commandId + COMMAND); 053 return fromBytes(data); 054 } 055 056 public static BulkCommand fromBytes(byte[] data) { 057 String json = new String(data, UTF_8); 058 try { 059 return MarshallerHelper.jsonToObject(BulkCommand.class, json, RenderingContext.CtxBuilder.get()); 060 } catch (IOException e) { 061 throw new NuxeoException("Invalid json bulkCommand=" + json, e); 062 } 063 } 064 065 public static byte[] toBytes(BulkCommand command) { 066 try { 067 return MarshallerHelper.objectToJson(command, RenderingContext.CtxBuilder.get()).getBytes(); 068 } catch (IOException e) { 069 throw new NuxeoException("Unable to serialize the bulk command=" + command, e); 070 } 071 } 072}