Jonathan Hart | 6df9017 | 2014-04-03 10:13:11 -0700 | [diff] [blame] | 1 | package net.onrc.onos.core.datastore.ramcloud; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 2 | |
| 3 | import java.io.File; |
| 4 | import java.util.ArrayList; |
| 5 | import java.util.Arrays; |
| 6 | import java.util.Collection; |
| 7 | import java.util.Iterator; |
| 8 | import java.util.List; |
| 9 | import java.util.concurrent.ConcurrentHashMap; |
| 10 | |
Jonathan Hart | 6df9017 | 2014-04-03 10:13:11 -0700 | [diff] [blame] | 11 | import net.onrc.onos.core.datastore.IKVClient; |
| 12 | import net.onrc.onos.core.datastore.IKVTable; |
Jonathan Hart | a99ec67 | 2014-04-03 11:30:34 -0700 | [diff] [blame] | 13 | import net.onrc.onos.core.datastore.IKVTable.IKVEntry; |
Jonathan Hart | 6df9017 | 2014-04-03 10:13:11 -0700 | [diff] [blame] | 14 | import net.onrc.onos.core.datastore.IKVTableID; |
| 15 | import net.onrc.onos.core.datastore.IMultiEntryOperation; |
Jonathan Hart | a99ec67 | 2014-04-03 11:30:34 -0700 | [diff] [blame] | 16 | import net.onrc.onos.core.datastore.IMultiEntryOperation.STATUS; |
Jonathan Hart | 6df9017 | 2014-04-03 10:13:11 -0700 | [diff] [blame] | 17 | import net.onrc.onos.core.datastore.ObjectDoesntExistException; |
| 18 | import net.onrc.onos.core.datastore.ObjectExistsException; |
| 19 | import net.onrc.onos.core.datastore.WrongVersionException; |
Jonathan Hart | 6df9017 | 2014-04-03 10:13:11 -0700 | [diff] [blame] | 20 | import net.onrc.onos.core.datastore.internal.IModifiableMultiEntryOperation; |
| 21 | import net.onrc.onos.core.datastore.ramcloud.RCTable.Entry; |
| 22 | import net.onrc.onos.core.datastore.utils.ByteArrayUtil; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 23 | |
| 24 | import org.apache.commons.configuration.Configuration; |
| 25 | import org.apache.commons.configuration.ConfigurationException; |
| 26 | import org.apache.commons.configuration.PropertiesConfiguration; |
| 27 | import org.slf4j.Logger; |
| 28 | import org.slf4j.LoggerFactory; |
| 29 | |
| 30 | import edu.stanford.ramcloud.JRamCloud; |
| 31 | import edu.stanford.ramcloud.JRamCloud.MultiReadObject; |
| 32 | import edu.stanford.ramcloud.JRamCloud.MultiWriteObject; |
| 33 | import edu.stanford.ramcloud.JRamCloud.MultiWriteRspObject; |
| 34 | import edu.stanford.ramcloud.JRamCloud.RejectRules; |
| 35 | import edu.stanford.ramcloud.JRamCloud.RejectRulesException; |
| 36 | import edu.stanford.ramcloud.JRamCloud.TableEnumerator2; |
| 37 | |
| 38 | public class RCClient implements IKVClient { |
| 39 | private static final Logger log = LoggerFactory.getLogger(RCClient.class); |
| 40 | |
| 41 | private static final String DB_CONFIG_FILE = "conf/ramcloud.conf"; |
| 42 | public static final Configuration config = getConfiguration(); |
| 43 | |
| 44 | // Value taken from RAMCloud's Status.h |
| 45 | // FIXME These constants should be defined by JRamCloud |
| 46 | public static final int STATUS_OK = 0; |
| 47 | |
| 48 | // FIXME come up with a proper way to retrieve configuration |
| 49 | public static final int MAX_MULTI_READS = Math.max(1, Integer |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 50 | .valueOf(System.getProperty("ramcloud.max_multi_reads", "400"))); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 51 | |
| 52 | public static final int MAX_MULTI_WRITES = Math.max(1, Integer |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 53 | .valueOf(System.getProperty("ramcloud.max_multi_writes", "800"))); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 54 | |
| 55 | private static final ThreadLocal<JRamCloud> tlsRCClient = new ThreadLocal<JRamCloud>() { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 56 | @Override |
| 57 | protected JRamCloud initialValue() { |
| 58 | return new JRamCloud(getCoordinatorUrl(config)); |
| 59 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 60 | }; |
| 61 | |
| 62 | /** |
| 63 | * @return JRamCloud instance intended to be used only within the |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 64 | * SameThread. |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 65 | * @note Do not store the returned instance in a member variable, etc. which |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 66 | * may be accessed later by another thread. |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 67 | */ |
| 68 | static JRamCloud getJRamCloudClient() { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 69 | return tlsRCClient.get(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 70 | } |
| 71 | |
| 72 | // Currently RCClient is state-less |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 73 | private static final RCClient theInstance = new RCClient(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 74 | |
| 75 | public static RCClient getClient() { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 76 | return theInstance; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 77 | } |
| 78 | |
| 79 | public static final Configuration getConfiguration() { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 80 | final File configFile = new File(System.getProperty("ramcloud.config.path", DB_CONFIG_FILE)); |
| 81 | return getConfiguration(configFile); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 82 | } |
| 83 | |
| 84 | public static final Configuration getConfiguration(final File configFile) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 85 | if (configFile == null) { |
| 86 | throw new IllegalArgumentException("Need to specify a configuration file or storage directory"); |
| 87 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 88 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 89 | if (!configFile.isFile()) { |
| 90 | throw new IllegalArgumentException("Location of configuration must be a file"); |
| 91 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 92 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 93 | try { |
| 94 | return new PropertiesConfiguration(configFile); |
| 95 | } catch (ConfigurationException e) { |
| 96 | throw new IllegalArgumentException("Could not load configuration at: " + configFile, e); |
| 97 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 98 | } |
| 99 | |
| 100 | public static String getCoordinatorUrl(final Configuration configuration) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 101 | final String coordinatorIp = configuration.getString("ramcloud.coordinatorIp", "fast+udp:host=127.0.0.1"); |
| 102 | final String coordinatorPort = configuration.getString("ramcloud.coordinatorPort", "port=12246"); |
| 103 | final String coordinatorURL = coordinatorIp + "," + coordinatorPort; |
| 104 | return coordinatorURL; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 105 | } |
| 106 | |
| 107 | @Override |
| 108 | public IMultiEntryOperation createOp(IKVTableID tableId, byte[] key, byte[] value) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 109 | return RCMultiEntryOperation.create(tableId, key, value); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 110 | } |
| 111 | |
| 112 | /** |
| 113 | * @param tableId RCTableID instance |
| 114 | */ |
| 115 | @Override |
| 116 | public long create(IKVTableID tableId, byte[] key, byte[] value) |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 117 | throws ObjectExistsException { |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 118 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 119 | RCTableID rcTableId = (RCTableID) tableId; |
| 120 | JRamCloud rcClient = RCClient.getJRamCloudClient(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 121 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 122 | RejectRules rules = new RejectRules(); |
| 123 | rules.rejectIfExists(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 124 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 125 | try { |
| 126 | return rcClient.write(rcTableId.getTableID(), key, value, rules); |
| 127 | } catch (JRamCloud.ObjectExistsException e) { |
| 128 | throw new ObjectExistsException(rcTableId, key, e); |
| 129 | } catch (JRamCloud.RejectRulesException e) { |
| 130 | log.error("Unexpected RejectRulesException", e); |
| 131 | return JRamCloud.VERSION_NONEXISTENT; |
| 132 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 133 | } |
| 134 | |
| 135 | @Override |
| 136 | public IMultiEntryOperation forceCreateOp(IKVTableID tableId, byte[] key, byte[] value) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 137 | return RCMultiEntryOperation.forceCreate(tableId, key, value); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 138 | } |
| 139 | |
| 140 | @Override |
| 141 | public long forceCreate(IKVTableID tableId, byte[] key, byte[] value) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 142 | RCTableID rcTableId = (RCTableID) tableId; |
| 143 | JRamCloud rcClient = RCClient.getJRamCloudClient(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 144 | |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 145 | long updatedVersion = rcClient.write(rcTableId.getTableID(), key, value); |
| 146 | return updatedVersion; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 147 | } |
| 148 | |
| 149 | @Override |
| 150 | public IMultiEntryOperation readOp(IKVTableID tableId, byte[] key) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 151 | return RCMultiEntryOperation.read(tableId, key); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 152 | } |
| 153 | |
| 154 | @Override |
| 155 | public IKVEntry read(IKVTableID tableId, byte[] key) |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 156 | throws ObjectDoesntExistException { |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 157 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 158 | RCTableID rcTableId = (RCTableID) tableId; |
| 159 | JRamCloud rcClient = RCClient.getJRamCloudClient(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 160 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 161 | RejectRules rules = new RejectRules(); |
| 162 | rules.rejectIfDoesntExists(); |
| 163 | try { |
| 164 | JRamCloud.Object rcObj = rcClient.read(rcTableId.getTableID(), key, rules); |
| 165 | return new Entry(rcObj.key, rcObj.value, rcObj.version); |
| 166 | } catch (JRamCloud.ObjectDoesntExistException e) { |
| 167 | throw new ObjectDoesntExistException(rcTableId, key, e); |
| 168 | } catch (JRamCloud.RejectRulesException e) { |
| 169 | log.error("Unexpected RejectRulesException", e); |
| 170 | return null; |
| 171 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 172 | } |
| 173 | |
| 174 | @Override |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 175 | public IMultiEntryOperation updateOp(IKVTableID tableId, byte[] key, byte[] value, long version) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 176 | return RCMultiEntryOperation.update(tableId, key, value, version); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 177 | } |
| 178 | |
| 179 | @Override |
| 180 | public long update(IKVTableID tableId, byte[] key, byte[] value, |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 181 | long version) throws ObjectDoesntExistException, |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 182 | WrongVersionException { |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 183 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 184 | RCTableID rcTableId = (RCTableID) tableId; |
| 185 | JRamCloud rcClient = RCClient.getJRamCloudClient(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 186 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 187 | RejectRules rules = new RejectRules(); |
| 188 | rules.rejectIfDoesntExists(); |
| 189 | rules.rejectIfNeVersion(version); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 190 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 191 | try { |
| 192 | return rcClient.write(rcTableId.getTableID(), key, value, rules); |
| 193 | } catch (JRamCloud.ObjectDoesntExistException e) { |
| 194 | throw new ObjectDoesntExistException(rcTableId, key, e); |
| 195 | } catch (JRamCloud.WrongVersionException e) { |
| 196 | throw new WrongVersionException(rcTableId, key, version, e); |
| 197 | } catch (JRamCloud.RejectRulesException e) { |
| 198 | log.error("Unexpected RejectRulesException", e); |
| 199 | return JRamCloud.VERSION_NONEXISTENT; |
| 200 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 201 | } |
| 202 | |
| 203 | |
| 204 | @Override |
| 205 | public long update(IKVTableID tableId, byte[] key, byte[] value) |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 206 | throws ObjectDoesntExistException { |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 207 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 208 | RCTableID rcTableId = (RCTableID) tableId; |
| 209 | JRamCloud rcClient = RCClient.getJRamCloudClient(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 210 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 211 | RejectRules rules = new RejectRules(); |
| 212 | rules.rejectIfDoesntExists(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 213 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 214 | try { |
| 215 | return rcClient.write(rcTableId.getTableID(), key, value, rules); |
| 216 | } catch (JRamCloud.ObjectDoesntExistException e) { |
| 217 | throw new ObjectDoesntExistException(rcTableId, key, e); |
| 218 | } catch (JRamCloud.RejectRulesException e) { |
| 219 | log.error("Unexpected RejectRulesException", e); |
| 220 | return JRamCloud.VERSION_NONEXISTENT; |
| 221 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 222 | } |
| 223 | |
| 224 | @Override |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 225 | public IMultiEntryOperation deleteOp(IKVTableID tableId, byte[] key, byte[] value, long version) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 226 | return RCMultiEntryOperation.delete(tableId, key, value, version); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 227 | } |
| 228 | |
| 229 | @Override |
| 230 | public long delete(IKVTableID tableId, byte[] key, long version) |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 231 | throws ObjectDoesntExistException, WrongVersionException { |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 232 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 233 | RCTableID rcTableId = (RCTableID) tableId; |
| 234 | JRamCloud rcClient = RCClient.getJRamCloudClient(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 235 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 236 | RejectRules rules = new RejectRules(); |
| 237 | rules.rejectIfDoesntExists(); |
| 238 | rules.rejectIfNeVersion(version); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 239 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 240 | try { |
| 241 | return rcClient.remove(rcTableId.getTableID(), key, rules); |
| 242 | } catch (JRamCloud.ObjectDoesntExistException e) { |
| 243 | throw new ObjectDoesntExistException(rcTableId, key, e); |
| 244 | } catch (JRamCloud.WrongVersionException e) { |
| 245 | throw new WrongVersionException(rcTableId, key, version, e); |
| 246 | } catch (JRamCloud.RejectRulesException e) { |
| 247 | log.error("Unexpected RejectRulesException", e); |
| 248 | return JRamCloud.VERSION_NONEXISTENT; |
| 249 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 250 | } |
| 251 | |
| 252 | @Override |
| 253 | public IMultiEntryOperation forceDeleteOp(IKVTableID tableId, byte[] key) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 254 | return RCMultiEntryOperation.forceDelete(tableId, key); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 255 | } |
| 256 | |
| 257 | @Override |
| 258 | public long forceDelete(IKVTableID tableId, byte[] key) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 259 | RCTableID rcTableId = (RCTableID) tableId; |
| 260 | JRamCloud rcClient = RCClient.getJRamCloudClient(); |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 261 | final long removedVersion = rcClient.remove(rcTableId.getTableID(), key); |
| 262 | return removedVersion; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 263 | } |
| 264 | |
| 265 | @Override |
| 266 | public Iterable<IKVEntry> getAllEntries(IKVTableID tableId) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 267 | return new RCTableEntryIterable((RCTableID) tableId); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 268 | } |
| 269 | |
| 270 | static class RCTableEntryIterable implements Iterable<IKVEntry> { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 271 | private final RCTableID tableId; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 272 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 273 | public RCTableEntryIterable(final RCTableID tableId) { |
| 274 | this.tableId = tableId; |
| 275 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 276 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 277 | @Override |
| 278 | public Iterator<IKVEntry> iterator() { |
| 279 | return new RCClient.RCTableIterator(tableId); |
| 280 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 281 | } |
| 282 | |
| 283 | public static class RCTableIterator implements Iterator<IKVEntry> { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 284 | private final RCTableID tableId; |
| 285 | protected final TableEnumerator2 enumerator; |
| 286 | private JRamCloud.Object last; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 287 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 288 | public RCTableIterator(final RCTableID tableId) { |
| 289 | this.tableId = tableId; |
| 290 | this.enumerator = getJRamCloudClient().new TableEnumerator2(tableId.getTableID()); |
| 291 | this.last = null; |
| 292 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 293 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 294 | @Override |
| 295 | public boolean hasNext() { |
| 296 | return this.enumerator.hasNext(); |
| 297 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 298 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 299 | @Override |
| 300 | public RCTable.Entry next() { |
| 301 | last = enumerator.next(); |
| 302 | return new RCTable.Entry(last.key, last.value, last.version); |
| 303 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 304 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 305 | @Override |
| 306 | public void remove() { |
| 307 | if (last != null) { |
| 308 | getJRamCloudClient(); |
| 309 | JRamCloud rcClient = RCClient.getJRamCloudClient(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 310 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 311 | RejectRules rules = new RejectRules(); |
| 312 | rules.rejectIfNeVersion(last.version); |
| 313 | try { |
| 314 | rcClient.remove(tableId.getTableID(), last.key, rules); |
| 315 | } catch (RejectRulesException e) { |
| 316 | log.trace("remove failed", e); |
| 317 | } |
| 318 | last = null; |
| 319 | } |
| 320 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 321 | } |
| 322 | |
| 323 | @Override |
| 324 | public boolean multiRead(final Collection<IMultiEntryOperation> ops) { |
| 325 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 326 | if (ops.size() <= MAX_MULTI_READS && ops instanceof ArrayList) { |
| 327 | @SuppressWarnings({"unchecked", "rawtypes"}) |
| 328 | final ArrayList<RCMultiEntryOperation> arrays = (ArrayList) ops; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 329 | return multiReadInternal(arrays); |
| 330 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 331 | |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 332 | boolean failExists = false; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 333 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 334 | ArrayList<RCMultiEntryOperation> req = new ArrayList<>(); |
| 335 | Iterator<IMultiEntryOperation> it = ops.iterator(); |
| 336 | while (it.hasNext()) { |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 337 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 338 | req.add((RCMultiEntryOperation) it.next()); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 339 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 340 | if (req.size() >= MAX_MULTI_READS) { |
| 341 | // dispatch multiRead |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 342 | failExists |= multiReadInternal(req); |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 343 | req.clear(); |
| 344 | } |
| 345 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 346 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 347 | if (!req.isEmpty()) { |
| 348 | // dispatch multiRead |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 349 | failExists |= multiReadInternal(req); |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 350 | req.clear(); |
| 351 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 352 | |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 353 | return failExists; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 354 | } |
| 355 | |
| 356 | @Override |
| 357 | public boolean multiWrite(final List<IMultiEntryOperation> ops) { |
| 358 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 359 | if (ops.size() <= MAX_MULTI_WRITES && ops instanceof ArrayList) { |
| 360 | @SuppressWarnings({"unchecked", "rawtypes"}) |
| 361 | final ArrayList<RCMultiEntryOperation> arrays = (ArrayList) ops; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 362 | return multiWriteInternal(arrays); |
| 363 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 364 | |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 365 | boolean failExists = false; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 366 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 367 | ArrayList<RCMultiEntryOperation> req = new ArrayList<>(); |
| 368 | Iterator<IMultiEntryOperation> it = ops.iterator(); |
| 369 | while (it.hasNext()) { |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 370 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 371 | req.add((RCMultiEntryOperation) it.next()); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 372 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 373 | if (req.size() >= MAX_MULTI_WRITES) { |
| 374 | // dispatch multiWrite |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 375 | failExists |= multiWriteInternal(req); |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 376 | req.clear(); |
| 377 | } |
| 378 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 379 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 380 | if (!req.isEmpty()) { |
| 381 | // dispatch multiWrite |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 382 | failExists |= multiWriteInternal(req); |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 383 | req.clear(); |
| 384 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 385 | |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 386 | return failExists; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 387 | } |
| 388 | |
| 389 | @Override |
| 390 | public boolean multiDelete(final Collection<IMultiEntryOperation> ops) { |
| 391 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 392 | // TODO implement multiRemove JNI, etc. if we need performance |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 393 | |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 394 | boolean failExists = false; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 395 | JRamCloud rcClient = getJRamCloudClient(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 396 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 397 | for (IMultiEntryOperation iop : ops) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 398 | RCMultiEntryOperation op = (RCMultiEntryOperation) iop; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 399 | switch (op.getOperation()) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 400 | case DELETE: |
| 401 | RejectRules rules = new RejectRules(); |
| 402 | rules.rejectIfDoesntExists(); |
| 403 | rules.rejectIfNeVersion(op.getVersion()); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 404 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 405 | try { |
| 406 | final long removedVersion = rcClient.remove(op.tableId.getTableID(), op.entry.getKey(), rules); |
| 407 | op.entry.setVersion(removedVersion); |
| 408 | op.status = STATUS.SUCCESS; |
| 409 | } catch (JRamCloud.ObjectDoesntExistException | JRamCloud.WrongVersionException e) { |
| 410 | log.error("Failed to remove key:" + ByteArrayUtil.toHexStringBuffer(op.entry.getKey(), "") + " from tableID:" + op.tableId, e); |
| 411 | failExists = true; |
| 412 | op.status = STATUS.FAILED; |
| 413 | } catch (JRamCloud.RejectRulesException e) { |
| 414 | log.error("Failed to remove key:" + ByteArrayUtil.toHexStringBuffer(op.entry.getKey(), "") + " from tableID:" + op.tableId, e); |
| 415 | failExists = true; |
| 416 | op.status = STATUS.FAILED; |
| 417 | } |
| 418 | break; |
| 419 | |
| 420 | case FORCE_DELETE: |
| 421 | final long removedVersion = rcClient.remove(op.tableId.getTableID(), op.entry.getKey()); |
| 422 | if (removedVersion != VERSION_NONEXISTENT) { |
| 423 | op.entry.setVersion(removedVersion); |
| 424 | op.status = STATUS.SUCCESS; |
| 425 | } else { |
| 426 | log.error("Failed to remove key:{} from tableID:{}", ByteArrayUtil.toHexStringBuffer(op.entry.getKey(), ""), op.tableId); |
| 427 | failExists = true; |
| 428 | op.status = STATUS.FAILED; |
| 429 | } |
| 430 | break; |
| 431 | |
| 432 | default: |
| 433 | log.error("Invalid operation {} specified on multiDelete", op.getOperation()); |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 434 | failExists = true; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 435 | op.status = STATUS.FAILED; |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 436 | break; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 437 | } |
| 438 | } |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 439 | return failExists; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 440 | } |
| 441 | |
| 442 | private boolean multiReadInternal(final ArrayList<RCMultiEntryOperation> ops) { |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 443 | boolean failExists = false; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 444 | JRamCloud rcClient = RCClient.getJRamCloudClient(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 445 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 446 | final int reqs = ops.size(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 447 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 448 | MultiReadObject multiReadObjects = new MultiReadObject(reqs); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 449 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 450 | // setup multi-read operation objects |
| 451 | for (int i = 0; i < reqs; ++i) { |
| 452 | IMultiEntryOperation op = ops.get(i); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 453 | multiReadObjects.setObject(i, ((RCTableID) op.getTableId()).getTableID(), op.getKey()); |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 454 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 455 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 456 | // execute |
| 457 | JRamCloud.Object[] results = rcClient.multiRead(multiReadObjects.tableId, multiReadObjects.key, multiReadObjects.keyLength, reqs); |
| 458 | if (results.length != reqs) { |
| 459 | log.error("multiRead returned unexpected number of results. (requested:{}, returned:{})", reqs, results.length); |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 460 | failExists = true; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 461 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 462 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 463 | for (int i = 0; i < results.length; ++i) { |
| 464 | IModifiableMultiEntryOperation op = ops.get(i); |
| 465 | if (results[i] == null) { |
| 466 | log.error("MultiRead error, skipping {}, {}", op.getTableId(), op); |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 467 | failExists = true; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 468 | op.setStatus(STATUS.FAILED); |
| 469 | continue; |
| 470 | } |
| 471 | assert (Arrays.equals(results[i].key, op.getKey())); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 472 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 473 | op.setValue(results[i].value, results[i].version); |
| 474 | if (results[i].version == JRamCloud.VERSION_NONEXISTENT) { |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 475 | failExists = true; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 476 | op.setStatus(STATUS.FAILED); |
| 477 | } else { |
| 478 | op.setStatus(STATUS.SUCCESS); |
| 479 | } |
| 480 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 481 | |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 482 | return failExists; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 483 | } |
| 484 | |
| 485 | private boolean multiWriteInternal(final ArrayList<RCMultiEntryOperation> ops) { |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 486 | boolean failExists = false; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 487 | JRamCloud rcClient = RCClient.getJRamCloudClient(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 488 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 489 | final int reqs = ops.size(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 490 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 491 | MultiWriteObject multiWriteObjects = new MultiWriteObject(reqs); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 492 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 493 | for (int i = 0; i < reqs; ++i) { |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 494 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 495 | IModifiableMultiEntryOperation op = ops.get(i); |
| 496 | RejectRules rules = new RejectRules(); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 497 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 498 | switch (op.getOperation()) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 499 | case CREATE: |
| 500 | rules.rejectIfExists(); |
| 501 | break; |
| 502 | case FORCE_CREATE: |
| 503 | // no reject rule |
| 504 | break; |
| 505 | case UPDATE: |
| 506 | rules.rejectIfDoesntExists(); |
| 507 | rules.rejectIfNeVersion(op.getVersion()); |
| 508 | break; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 509 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 510 | default: |
| 511 | log.error("Invalid operation {} specified on multiWriteInternal", op.getOperation()); |
| 512 | failExists = true; |
| 513 | op.setStatus(STATUS.FAILED); |
| 514 | return failExists; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 515 | } |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame^] | 516 | multiWriteObjects.setObject(i, ((RCTableID) op.getTableId()).getTableID(), op.getKey(), op.getValue(), rules); |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 517 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 518 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 519 | MultiWriteRspObject[] results = rcClient.multiWrite(multiWriteObjects.tableId, multiWriteObjects.key, multiWriteObjects.keyLength, multiWriteObjects.value, multiWriteObjects.valueLength, ops.size(), multiWriteObjects.rules); |
| 520 | if (results.length != reqs) { |
| 521 | log.error("multiWrite returned unexpected number of results. (requested:{}, returned:{})", reqs, results.length); |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 522 | failExists = true; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 523 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 524 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 525 | for (int i = 0; i < results.length; ++i) { |
| 526 | IModifiableMultiEntryOperation op = ops.get(i); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 527 | |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 528 | if (results[i] != null |
| 529 | && results[i].getStatus() == RCClient.STATUS_OK) { |
| 530 | op.setStatus(STATUS.SUCCESS); |
| 531 | op.setVersion(results[i].getVersion()); |
| 532 | } else { |
| 533 | op.setStatus(STATUS.FAILED); |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 534 | failExists = true; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 535 | } |
| 536 | } |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 537 | |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 538 | return failExists; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 539 | } |
| 540 | |
| 541 | private static final ConcurrentHashMap<String, RCTable> tables = new ConcurrentHashMap<>(); |
| 542 | |
| 543 | @Override |
| 544 | public IKVTable getTable(final String tableName) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 545 | RCTable table = tables.get(tableName); |
| 546 | if (table == null) { |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 547 | RCTable newTable = new RCTable(tableName); |
| 548 | RCTable existingTable = tables |
| 549 | .putIfAbsent(tableName, newTable); |
| 550 | if (existingTable != null) { |
| 551 | return existingTable; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 552 | } else { |
Yuta HIGUCHI | a14eb17 | 2014-03-24 15:03:23 -0700 | [diff] [blame] | 553 | return newTable; |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 554 | } |
| 555 | } |
| 556 | return table; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 557 | } |
| 558 | |
| 559 | @Override |
| 560 | public void dropTable(IKVTable table) { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 561 | JRamCloud rcClient = RCClient.getJRamCloudClient(); |
| 562 | rcClient.dropTable(table.getTableId().getTableName()); |
| 563 | tables.remove(table.getTableId().getTableName()); |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 564 | } |
| 565 | |
| 566 | static final long VERSION_NONEXISTENT = JRamCloud.VERSION_NONEXISTENT; |
| 567 | |
| 568 | @Override |
| 569 | public long VERSION_NONEXISTENT() { |
Yuta HIGUCHI | 826b4a4 | 2014-03-24 13:10:33 -0700 | [diff] [blame] | 570 | return VERSION_NONEXISTENT; |
Yuta HIGUCHI | 66ca1bf | 2014-03-12 18:34:09 -0700 | [diff] [blame] | 571 | } |
| 572 | } |