import java.util.List;
import java.util.Map;
import java.util.StringTokenizer;
-import java.util.concurrent.TimeUnit;
+import javax.ws.rs.core.MultivaluedMap;
+
+import org.onap.music.datastore.Condition;
import org.onap.music.datastore.MusicDataStore;
import org.onap.music.datastore.MusicDataStoreHandle;
import org.onap.music.datastore.PreparedQueryObject;
+import org.onap.music.datastore.jsonobjects.JsonDelete;
+import org.onap.music.datastore.jsonobjects.JsonIndex;
+import org.onap.music.datastore.jsonobjects.JsonInsert;
+import org.onap.music.datastore.jsonobjects.JsonKeySpace;
+import org.onap.music.datastore.jsonobjects.JsonSelect;
+import org.onap.music.datastore.jsonobjects.JsonTable;
+import org.onap.music.datastore.jsonobjects.JsonUpdate;
import org.onap.music.eelf.logging.EELFLoggerDelegate;
import org.onap.music.eelf.logging.format.AppMessages;
import org.onap.music.eelf.logging.format.ErrorSeverity;
import org.onap.music.main.ReturnType;
import org.onap.music.service.MusicCoreService;
-import com.att.eelf.configuration.EELFLogger;
import com.datastax.driver.core.DataType;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.Row;
import com.datastax.driver.core.TableMetadata;
-import org.onap.music.datastore.*;
-
public class MusicCassaCore implements MusicCoreService {
- public static CassaLockStore mLockHandle = null;;
+ private static CassaLockStore mLockHandle = null;
private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MusicCassaCore.class);
- private static boolean unitTestRun=true;
private static MusicCassaCore musicCassaCoreInstance = null;
private MusicCassaCore() {
+ // not going to happen
+ }
+
+ public static CassaLockStore getmLockHandle() {
+ return mLockHandle;
+ }
+ public static void setmLockHandle(CassaLockStore mLockHandle) {
+ MusicCassaCore.mLockHandle = mLockHandle;
}
+
public static MusicCassaCore getInstance() {
if(musicCassaCoreInstance == null) {
return musicCassaCoreInstance;
}
+
+
+
public static CassaLockStore getLockingServiceHandle() throws MusicLockingException {
logger.info(EELFLoggerDelegate.applicationLogger,"Acquiring lock store handle");
long start = System.currentTimeMillis();
}
public String createLockReference(String fullyQualifiedKey) throws MusicLockingException {
- return createLockReference(fullyQualifiedKey, LockType.WRITE);
+ return createLockReference(fullyQualifiedKey, LockType.WRITE);
}
public String createLockReference(String fullyQualifiedKey, LockType locktype) throws MusicLockingException {
public ReturnType acquireLockWithLease(String fullyQualifiedKey, String lockReference, long leasePeriod)
throws MusicLockingException, MusicQueryException, MusicServiceException {
- evictExpiredLockHolder(fullyQualifiedKey,leasePeriod);
- return acquireLock(fullyQualifiedKey, lockReference);
+ evictExpiredLockHolder(fullyQualifiedKey,leasePeriod);
+ return acquireLock(fullyQualifiedKey, lockReference);
}
private void evictExpiredLockHolder(String fullyQualifiedKey, long leasePeriod)
if (!lockInfo.getIsLockOwner()) {
return new ReturnType(ResultType.FAILURE, lockId + " is not a lock holder");//not top of the lock store q
}
-
+
//check to see if the value of the key has to be synced in case there was a forceful release
String syncTable = keyspace+".unsyncedKeys_"+table;
String query = "select * from "+syncTable+" where key='"+localFullyQualifiedKey+"';";
try {
LockObject lockOwner = getLockingServiceHandle().peekLockQueue(keyspace, table, primaryKeyValue);
if (!lockOwner.getIsLockOwner()) {
- return "No lock holder!";
+ return null;
}
return "$" + fullyQualifiedKey + "$" + lockOwner.getLockRef();
} catch (MusicLockingException | MusicServiceException | MusicQueryException e) {
PreparedQueryObject queryObject, String lockId, Condition conditionInfo) {
long start = System.currentTimeMillis();
try {
+ String keyLock = lockId.substring(lockId.lastIndexOf(".") + 1,lockId.lastIndexOf("$"));
+ if (lockId.contains(".") && !keyLock.equals(primaryKeyValue)) {
+ return new ReturnType(ResultType.FAILURE,"Lock value '" + keyLock + "' and key value '"
+ + primaryKeyValue + "' not match. Please check your values: "
+ + lockId + " .");
+ }
LockObject lockObject = getLockingServiceHandle().getLockInfo(keyspace, table, primaryKeyValue,
lockId.substring(lockId.lastIndexOf("$") + 1));
- if (!lockObject.getIsLockOwner()) {
+ if ( lockObject == null ) {
+ return new ReturnType(ResultType.FAILURE, lockId + " does not exist.");
+ } else if (!lockObject.getIsLockOwner()) {
return new ReturnType(ResultType.FAILURE, lockId + " is not the lock holder");
} else if (lockObject.getLocktype() != LockType.WRITE) {
return new ReturnType(ResultType.FAILURE,
- "Attempting to do write operation, but " + lockId + " is a write lock");
+ "Attempting to do write operation, but " + lockId + " is a read lock");
}
if (conditionInfo != null) {
dsHandle.executePut(queryObject, MusicUtil.CRITICAL);
long end = System.currentTimeMillis();
logger.info(EELFLoggerDelegate.applicationLogger,"Time taken for the critical put:" + (end - start) + " ms");
- }catch (MusicQueryException | MusicServiceException | MusicLockingException e) {
+ } catch (MusicQueryException | MusicServiceException | MusicLockingException e) {
logger.error(EELFLoggerDelegate.errorLogger,e.getMessage(), e);
return new ReturnType(ResultType.FAILURE,
- "Exception thrown while doing the critical put\n"
+ "Exception thrown while doing the critical put: "
+ e.getMessage());
}
return new ReturnType(ResultType.SUCCESS, "Update performed");
*
*
*/
- public ResultType nonKeyRelatedPut(PreparedQueryObject queryObject, String consistency) throws MusicServiceException {
+ public ResultType nonKeyRelatedPut(PreparedQueryObject queryObject, String consistency) throws MusicServiceException,MusicQueryException {
// this is mainly for some functions like keyspace creation etc which does not
// really need the bells and whistles of Music locking.
boolean result = false;
- try {
- result = MusicDataStoreHandle.getDSHandle().executePut(queryObject, consistency);
- } catch (MusicQueryException | MusicServiceException ex) {
- logger.error(EELFLoggerDelegate.errorLogger, ex.getMessage(), AppMessages.UNKNOWNERROR,
- ErrorSeverity.WARN, ErrorTypes.MUSICSERVICEERROR, ex);
- throw new MusicServiceException(ex.getMessage());
- }
+// try {
+ result = MusicDataStoreHandle.getDSHandle().executePut(queryObject, consistency);
+// } catch (MusicQueryException | MusicServiceException ex) {
+ // logger.error(EELFLoggerDelegate.errorLogger, ex.getMessage(), AppMessages.UNKNOWNERROR,
+ // ErrorSeverity.WARN, ErrorTypes.MUSICSERVICEERROR, ex);
+// throw new MusicServiceException(ex.getMessage(),ex);
+// }
return result ? ResultType.SUCCESS : ResultType.FAILURE;
}
public ResultSet criticalGet(String keyspace, String table, String primaryKeyValue,
PreparedQueryObject queryObject, String lockId) throws MusicServiceException {
ResultSet results = null;
-
+ String keyLock = lockId.substring(lockId.lastIndexOf(".") + 1,lockId.lastIndexOf("$"));
try {
+ if (lockId.contains(".") && !keyLock.equals(primaryKeyValue)) {
+ throw new MusicLockingException("Lock value '" + keyLock + "' and key value '"
+ + primaryKeyValue + "' do not match. Please check your values: "
+ + lockId + " .");
+ }
LockObject lockObject = getLockingServiceHandle().getLockInfo(keyspace, table, primaryKeyValue,
- lockId.substring(lockId.lastIndexOf("$") + 1));
- if (!lockObject.getIsLockOwner()) {
+ lockId.substring(lockId.lastIndexOf("$") + 1));
+ if (null == lockObject) {
+ throw new MusicLockingException("No Lock Object. Please check if lock name or key is correct."
+ + lockId + " .");
+ }
+ if ( !lockObject.getIsLockOwner()) {
return null;// not top of the lock store q
}
results = MusicDataStoreHandle.getDSHandle().executeQuorumConsistencyGet(queryObject);
- } catch (MusicQueryException | MusicServiceException | MusicLockingException e) {
- logger.error(EELFLoggerDelegate.errorLogger,e.getMessage(), AppMessages.UNKNOWNERROR ,ErrorSeverity
+ } catch ( MusicLockingException e ) {
+ logger.error(EELFLoggerDelegate.errorLogger,e.getMessage(), AppMessages.UNKNOWNERROR ,ErrorSeverity
+ .WARN, ErrorTypes.MUSICSERVICEERROR);
+ throw new MusicServiceException(
+ "Cannot perform critical get for key: " + primaryKeyValue + " : " + e.getMessage());
+ } catch (MusicQueryException | MusicServiceException e) {
+ logger.error(EELFLoggerDelegate.errorLogger,e.getMessage(), AppMessages.UNKNOWNERROR ,ErrorSeverity
.WARN, ErrorTypes.MUSICSERVICEERROR, e);
+ throw new MusicServiceException(
+ "Cannot perform critical get for key: " + primaryKeyValue + " : " + e.getMessage());
}
return results;
}
//deprecated
return null;
}
+
+ //Methods added for ORM changes
+
+ public ResultType createKeyspace(JsonKeySpace jsonKeySpaceObject,String consistencyInfo)
+ throws MusicServiceException,MusicQueryException {
+ ResultType result = nonKeyRelatedPut(jsonKeySpaceObject.genCreateKeyspaceQuery(), consistencyInfo);
+ logger.info(EELFLoggerDelegate.applicationLogger, " Keyspace Creation Process completed successfully");
+
+ return result;
+ }
+
+ public ResultType dropKeyspace(JsonKeySpace jsonKeySpaceObject, String consistencyInfo)
+ throws MusicServiceException,MusicQueryException {
+ ResultType result = nonKeyRelatedPut(jsonKeySpaceObject.genDropKeyspaceQuery(),
+ consistencyInfo);
+ logger.info(EELFLoggerDelegate.applicationLogger, " Keyspace deletion Process completed successfully");
+ return result;
+ }
+
+ public ResultType createTable(JsonTable jsonTableObject, String consistencyInfo)
+ throws MusicServiceException, MusicQueryException {
+ ResultType result = null;
+ try {
+ result = createTable(jsonTableObject.getKeyspaceName(),
+ jsonTableObject.getTableName(), jsonTableObject.genCreateTableQuery(), consistencyInfo);
+
+ } catch (MusicServiceException ex) {
+ logger.error(EELFLoggerDelegate.errorLogger, ex.getMessage(), AppMessages.UNKNOWNERROR, ErrorSeverity.WARN,
+ ErrorTypes.MUSICSERVICEERROR);
+ throw new MusicServiceException(ex.getMessage());
+ }
+ logger.info(EELFLoggerDelegate.applicationLogger, " Table Creation Process completed successfully ");
+ return result;
+ }
+
+ public ResultType dropTable(JsonTable jsonTableObject,String consistencyInfo)
+ throws MusicServiceException,MusicQueryException {
+ ResultType result = nonKeyRelatedPut(jsonTableObject.genDropTableQuery(),
+ consistencyInfo);
+ logger.info(EELFLoggerDelegate.applicationLogger, " Table deletion Process completed successfully ");
+
+ return result;
+ }
+
+ @Override
+ public ResultType createIndex(JsonIndex jsonIndexObject, String consistencyInfo)
+ throws MusicServiceException, MusicQueryException{
+ ResultType result = nonKeyRelatedPut(jsonIndexObject.genCreateIndexQuery(),
+ consistencyInfo);
+
+ logger.info(EELFLoggerDelegate.applicationLogger, " Index creation Process completed successfully ");
+ return result;
+ }
+
+ /**
+ * This method performs DDL operation on cassandra.
+ *
+ * @param queryObject query object containing prepared query and values
+ * @return ResultSet
+ * @throws MusicServiceException
+ */
+ public ResultSet select(JsonSelect jsonSelect, MultivaluedMap<String, String> rowParams)
+ throws MusicServiceException, MusicQueryException {
+ ResultSet results = null;
+ try {
+ results = get(jsonSelect.genSelectQuery(rowParams));
+ } catch (MusicServiceException e) {
+ logger.error(EELFLoggerDelegate.errorLogger,e.getMessage());
+ throw new MusicServiceException(e.getMessage());
+ }
+ return results;
+ }
+
+ /**
+ * Select Critical
+ */
+ public ResultSet selectCritical(JsonInsert jsonInsertObj, MultivaluedMap<String, String> rowParams)
+ throws MusicLockingException, MusicQueryException, MusicServiceException {
+
+ ResultSet results = null;
+ String consistency = "";
+ if(null != jsonInsertObj && null != jsonInsertObj.getConsistencyInfo()) {
+ consistency = jsonInsertObj.getConsistencyInfo().get("type");
+ }
+
+ String lockId = jsonInsertObj.getConsistencyInfo().get("lockId");
+
+ PreparedQueryObject queryObject = jsonInsertObj.genSelectCriticalPreparedQueryObj(rowParams);
+
+ if (consistency.equalsIgnoreCase(MusicUtil.CRITICAL)) {
+ results = criticalGet(jsonInsertObj.getKeyspaceName(), jsonInsertObj.getTableName(),
+ jsonInsertObj.getPrimaryKeyVal(), queryObject,lockId);
+ } else if (consistency.equalsIgnoreCase(MusicUtil.ATOMIC)) {
+ results = atomicGet(jsonInsertObj.getKeyspaceName(), jsonInsertObj.getTableName(),
+ jsonInsertObj.getPrimaryKeyVal(), queryObject);
+ }
+
+ return results;
+ }
+
+ /**
+ * this is insert row into Table
+ */
+ public ReturnType insertIntoTable(JsonInsert jsonInsertObj)
+ throws MusicLockingException, MusicQueryException, MusicServiceException {
+
+ String consistency = "";
+ if(null != jsonInsertObj && null != jsonInsertObj.getConsistencyInfo()) {
+ consistency = jsonInsertObj.getConsistencyInfo().get("type");
+ }
+
+ ReturnType result = null;
+
+ try {
+ PreparedQueryObject queryObj = null;
+ queryObj = jsonInsertObj.genInsertPreparedQueryObj();
+
+ if (consistency.equalsIgnoreCase(MusicUtil.EVENTUAL)) {
+ result = eventualPut(jsonInsertObj.genInsertPreparedQueryObj());
+ } else if (consistency.equalsIgnoreCase(MusicUtil.CRITICAL)) {
+ String lockId = jsonInsertObj.getConsistencyInfo().get("lockId");
+ if(lockId == null) {
+ logger.error(EELFLoggerDelegate.errorLogger,"LockId cannot be null. Create lock reference or"
+ + " use ATOMIC instead of CRITICAL", ErrorSeverity.FATAL, ErrorTypes.MUSICSERVICEERROR);
+ return new ReturnType(ResultType.FAILURE, "LockId cannot be null. Create lock "
+ + "and acquire lock or use ATOMIC instead of CRITICAL");
+ }
+ result = criticalPut(jsonInsertObj.getKeyspaceName(),
+ jsonInsertObj.getTableName(), jsonInsertObj.getPrimaryKeyVal(), jsonInsertObj.genInsertPreparedQueryObj(), lockId,null);
+ } else if (consistency.equalsIgnoreCase(MusicUtil.ATOMIC)) {
+ result = atomicPut(jsonInsertObj.getKeyspaceName(), jsonInsertObj.getTableName(),
+ jsonInsertObj.getPrimaryKeyVal(), jsonInsertObj.genInsertPreparedQueryObj(), null);
+ }
+ } catch (Exception ex) {
+ logger.error(EELFLoggerDelegate.errorLogger,ex.getMessage(), AppMessages.UNKNOWNERROR ,ErrorSeverity
+ .WARN, ErrorTypes.MUSICSERVICEERROR, ex);
+ return new ReturnType(ResultType.FAILURE, ex.getMessage());
+ }
+
+ return result;
+ }
+
+ /**
+ * This is insert row into Table
+ */
+ public ReturnType updateTable(JsonUpdate jsonUpdateObj, MultivaluedMap<String, String> rowParams)
+ throws MusicLockingException, MusicQueryException, MusicServiceException {
+
+ ReturnType result = null;
+ String consistency = "";
+ if(null != jsonUpdateObj && null != jsonUpdateObj.getConsistencyInfo()) {
+ consistency = jsonUpdateObj.getConsistencyInfo().get("type");
+ }
+ PreparedQueryObject queryObject = jsonUpdateObj.genUpdatePreparedQueryObj(rowParams);
+
+ Condition conditionInfo;
+ if (jsonUpdateObj.getConditions() == null) {
+ conditionInfo = null;
+ } else {
+ // to avoid parsing repeatedly, just send the select query to obtain row
+ PreparedQueryObject selectQuery = new PreparedQueryObject();
+ selectQuery.appendQueryString("SELECT * FROM " + jsonUpdateObj.getKeyspaceName() + "." + jsonUpdateObj.getTableName() + " WHERE "
+ + jsonUpdateObj.getRowIdString() + ";");
+ selectQuery.addValue(jsonUpdateObj.getPrimarKeyValue());
+ conditionInfo = new Condition(jsonUpdateObj.getConditions(), selectQuery);
+ }
+
+
+ if (consistency.equalsIgnoreCase(MusicUtil.EVENTUAL)) {
+ result = eventualPut(queryObject);
+ } else if (consistency.equalsIgnoreCase(MusicUtil.CRITICAL)) {
+ String lockId = jsonUpdateObj.getConsistencyInfo().get("lockId");
+ if(lockId == null) {
+ logger.error(EELFLoggerDelegate.errorLogger,"LockId cannot be null. Create lock reference or"
+ + " use ATOMIC instead of CRITICAL", ErrorSeverity.FATAL, ErrorTypes.MUSICSERVICEERROR);
+
+ return new ReturnType(ResultType.FAILURE, "LockId cannot be null. Create lock "
+ + "and acquire lock or use ATOMIC instead of CRITICAL");
+ }
+ result = criticalPut(jsonUpdateObj.getKeyspaceName(), jsonUpdateObj.getTableName(), jsonUpdateObj.getPrimarKeyValue(),
+ queryObject, lockId, conditionInfo);
+ } else if (consistency.equalsIgnoreCase("atomic_delete_lock")) {
+ // this function is mainly for the benchmarks
+ try {
+ result = atomicPutWithDeleteLock(jsonUpdateObj.getKeyspaceName(), jsonUpdateObj.getTableName(),
+ jsonUpdateObj.getPrimarKeyValue(), queryObject, conditionInfo);
+ } catch (MusicLockingException e) {
+ logger.error(EELFLoggerDelegate.errorLogger,e, AppMessages.UNKNOWNERROR ,ErrorSeverity.WARN,
+ ErrorTypes.GENERALSERVICEERROR, e);
+ throw new MusicLockingException(AppMessages.UNKNOWNERROR.toString());
+
+ }
+ } else if (consistency.equalsIgnoreCase(MusicUtil.ATOMIC)) {
+ try {
+ result = atomicPut(jsonUpdateObj.getKeyspaceName(), jsonUpdateObj.getTableName(), jsonUpdateObj.getPrimarKeyValue(),
+ queryObject, conditionInfo);
+ } catch (MusicLockingException e) {
+ logger.error(EELFLoggerDelegate.errorLogger,e, AppMessages.UNKNOWNERROR ,ErrorSeverity.WARN, ErrorTypes.GENERALSERVICEERROR, e);
+ throw new MusicLockingException(AppMessages.UNKNOWNERROR.toString());
+ }
+ } else if (consistency.equalsIgnoreCase(MusicUtil.EVENTUAL_NB)) {
+ try {
+ result = eventualPut_nb(queryObject, jsonUpdateObj.getKeyspaceName(),
+ jsonUpdateObj.getTableName(), jsonUpdateObj.getPrimarKeyValue());
+ }catch (Exception e) {
+ return new ReturnType(ResultType.FAILURE, e.getMessage());
+ }
+
+ }
+
+ return result;
+ }
+
+ /**
+ * This method is for Delete From Table
+ */
+ public ReturnType deleteFromTable(JsonDelete jsonDeleteObj, MultivaluedMap<String, String> rowParams)
+ throws MusicLockingException, MusicQueryException, MusicServiceException {
+
+ ReturnType result = null;
+ String consistency = "";
+ if(null != jsonDeleteObj && null != jsonDeleteObj.getConsistencyInfo()) {
+ consistency = jsonDeleteObj.getConsistencyInfo().get("type");
+ }
+ PreparedQueryObject queryObject = jsonDeleteObj.genDeletePreparedQueryObj(rowParams);
+
+ // get the conditional, if any
+ Condition conditionInfo;
+ if (jsonDeleteObj.getConditions() == null) {
+ conditionInfo = null;
+ } else {
+ // to avoid parsing repeatedly, just send the select query to obtain row
+ PreparedQueryObject selectQuery = new PreparedQueryObject();
+ selectQuery.appendQueryString("SELECT * FROM " + jsonDeleteObj.getKeyspaceName() + "." + jsonDeleteObj.getTableName() + " WHERE "
+ + jsonDeleteObj.getRowIdString() + ";");
+ selectQuery.addValue(jsonDeleteObj.getPrimarKeyValue());
+ conditionInfo = new Condition(jsonDeleteObj.getConditions(), selectQuery);
+ }
+
+ if (consistency.equalsIgnoreCase(MusicUtil.EVENTUAL))
+ result = eventualPut(queryObject);
+ else if (consistency.equalsIgnoreCase(MusicUtil.CRITICAL)) {
+ String lockId = jsonDeleteObj.getConsistencyInfo().get("lockId");
+ if(lockId == null) {
+ logger.error(EELFLoggerDelegate.errorLogger,"LockId cannot be null. Create lock reference or"
+ + " use ATOMIC instead of CRITICAL", ErrorSeverity.FATAL, ErrorTypes.MUSICSERVICEERROR);
+
+ return new ReturnType(ResultType.FAILURE, "LockId cannot be null. Create lock "
+ + "and acquire lock or use ATOMIC instead of CRITICAL");
+ }
+ result = criticalPut(jsonDeleteObj.getKeyspaceName(),
+ jsonDeleteObj.getTableName(), jsonDeleteObj.getPrimarKeyValue(),
+ queryObject, lockId, conditionInfo);
+ } else if (consistency.equalsIgnoreCase(MusicUtil.ATOMIC)) {
+ result = atomicPut(jsonDeleteObj.getKeyspaceName(),
+ jsonDeleteObj.getTableName(), jsonDeleteObj.getPrimarKeyValue(),
+ queryObject, conditionInfo);
+ } else if(consistency.equalsIgnoreCase(MusicUtil.EVENTUAL_NB)) {
+ result = eventualPut_nb(queryObject, jsonDeleteObj.getKeyspaceName(),
+ jsonDeleteObj.getTableName(), jsonDeleteObj.getPrimarKeyValue());
+ }
+
+ return result;
+ }
+
}
Code Review / music.git / blobdiff