Upgrade sli/core to Nitrogen

Use Apache derby for dblib SingleFeatureTest

Change-Id: I6b41f7ede1a98b33824fceea9100e75c1ce8dda4
Issue-ID: CCSDK-175
Signed-off-by: Dan Timoney <dtimoney@att.com>

Generalization of CCSDK core/utils framework

Changes made:
* Created generalized version of core/utils/dblib as core/utils/common
* Deprecated core/utils/dblib package

Change-Id: I0992c43910278fbe254674d1e39d7e4fcad0a592
Issue-ID: CCSDK-168
Signed-off-by: Rich Tabedzki <richard.tabedzki@att.com>

Use Apache derby for dblib test

Use Apache derby for dblib SingleFeatureTest

Change-Id: Ie497557f162e203fa5c5c82c17ddc55ba0c11b38
Issue-ID: CCSDK-175
Signed-off-by: Dan Timoney <dtimoney@att.com>

3 files changed, 554 insertions, 551 deletions

diff --git a/dblib/provider/pom.xml b/dblib/provider/pom.xml
index 3bdd7e67..e6fd1bcb 100755
--- a/dblib/provider/pom.xml
+++ b/dblib/provider/pom.xml
@@ -1,19 +1,27 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
+
 	<parent>
-		<groupId>org.onap.ccsdk.sli.core</groupId>
-		<artifactId>dblib</artifactId>
-		<version>0.2.0-SNAPSHOT</version>
+		<groupId>org.onap.ccsdk.parent</groupId>
+		<artifactId>binding-parent</artifactId>
+		<version>1.0.1-SNAPSHOT</version>
+		<relativePath />
 	</parent>
+
+	<groupId>org.onap.ccsdk.sli.core</groupId>
 	<artifactId>dblib-provider</artifactId>
-	<version>0.2.0-SNAPSHOT</version>
+	<version>0.2.1-SNAPSHOT</version>
 	<packaging>bundle</packaging>
-	<name>DBLIB Adaptor - Provider</name>
+
+	<name>ccsdk-sli-core :: dblib :: ${project.artifactId}</name>
 	<url>http://maven.apache.org</url>
+
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 	</properties>
+
 	<dependencies>
 		<dependency>
 			<groupId>junit</groupId>
@@ -21,12 +29,12 @@
 			<version>${junit.version}</version>
 			<scope>test</scope>
 		</dependency>
-        <dependency>
-            <groupId>ch.vorburger.mariaDB4j</groupId>
-            <artifactId>mariaDB4j</artifactId>
-            <version>2.2.3</version>
-            <scope>test</scope>
-        </dependency>
+		<dependency>
+			<groupId>ch.vorburger.mariaDB4j</groupId>
+			<artifactId>mariaDB4j</artifactId>
+			<version>2.2.3</version>
+			<scope>test</scope>
+		</dependency>
 		<dependency>
 			<groupId>equinoxSDK381</groupId>
 			<artifactId>org.eclipse.osgi</artifactId>
@@ -48,53 +56,31 @@
 			<version>${slf4j.version}</version>
 			<scope>test</scope>
 		</dependency>
-        <dependency>
-            <groupId>org.mariadb.jdbc</groupId>
-            <artifactId>mariadb-java-client</artifactId>
-            <version>${mariadb.connector.version}</version>
-        </dependency>
 		<dependency>
-		    <groupId>org.apache.tomcat</groupId>
-		    <artifactId>tomcat-jdbc</artifactId>
-		    <version>${tomcat-jdbc.version}</version>
+			<groupId>org.mariadb.jdbc</groupId>
+			<artifactId>mariadb-java-client</artifactId>
+			<version>${mariadb.connector.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.tomcat</groupId>
+			<artifactId>tomcat-jdbc</artifactId>
+			<version>${tomcat-jdbc.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>com.google.guava</groupId>
+			<artifactId>guava</artifactId>
 		</dependency>
-        <dependency>
-            <groupId>com.google.guava</groupId>
-            <artifactId>guava</artifactId>
-        </dependency>
 		<dependency>
 			<groupId>org.onap.ccsdk.sli.core</groupId>
 			<artifactId>utils-provider</artifactId>
 			<version>${project.version}</version>
 		</dependency>
 
-        <!-- Testing related dependencies -->
-        <dependency>
-            <groupId>org.mockito</groupId>
-            <artifactId>mockito-core</artifactId>
-            <scope>test</scope>
-        </dependency>
+		<!-- Testing related dependencies -->
+		<dependency>
+			<groupId>org.mockito</groupId>
+			<artifactId>mockito-core</artifactId>
+			<scope>test</scope>
+		</dependency>
 	</dependencies>
-
-	<build>
-		<plugins>
-			<plugin>
-				<groupId>org.apache.felix</groupId>
-				<artifactId>maven-bundle-plugin</artifactId>
-				<version>${bundle.plugin.version}</version>
-				<extensions>true</extensions>
-				<configuration>
-					<instructions>
-						<Bundle-SymbolicName>org.onap.ccsdk.sli.core.dblib</Bundle-SymbolicName>
-						<Export-Package>org.onap.ccsdk.sli.core.dblib;version=${project.version}</Export-Package>
-                        <Import-Package>*,org.mariadb.jdbc</Import-Package>
-						<Embed-Transitive>true</Embed-Transitive>
-					</instructions>
-				</configuration>
-
-			</plugin>
-
-
-		</plugins>
-	</build>
 </project>
diff --git a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/CachedDataSource.java b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/CachedDataSource.java
index d2331786..8dac3361 100755
--- a/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/CachedDataSource.java
+++ b/dblib/provider/src/main/java/org/onap/ccsdk/sli/core/dblib/CachedDataSource.java
@@ -56,500 +56,516 @@ import org.slf4j.LoggerFactory;
 
 public abstract class CachedDataSource implements DataSource, SQLExecutionMonitorObserver {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(CachedDataSource.class);
-
-    private static final String SQL_FAILURE = "SQL FAILURE. time(ms): ";
-    private static final String FAILED_TO_EXECUTE = "> Failed to execute: ";
-    private static final String WITH_ARGUMENTS = " with arguments: ";
-    private static final String WITH_NO_ARGUMENTS = " with no arguments. ";
-    private static final String SQL_DATA_SOURCE = "SQL DataSource <";
-
-
-    protected long connReqTimeout = 30L;
-    protected long dataReqTimeout = 100L;
-
-    private final SQLExecutionMonitor monitor;
-    protected DataSource ds = null;
-    protected String connectionName = null;
-    protected boolean initialized = false;
-
-    private long interval = 1000;
-    private long initialDelay = 5000;
-    private long expectedCompletionTime = 50L;
-    private boolean canTakeOffLine = true;
-    private long unprocessedFailoverThreshold = 3L;
-
-    private long nextErrorReportTime = 0L;
-
-    private String globalHostName = null;
-
-
-    public CachedDataSource(BaseDBConfiguration jdbcElem) throws DBConfigException {
-        configure(jdbcElem);
-        monitor = new SQLExecutionMonitor(this);
-    }
-
-    protected abstract void configure(BaseDBConfiguration jdbcElem) throws DBConfigException;
-
-    /* (non-Javadoc)
-     * @see javax.sql.DataSource#getConnection()
-     */
-    @Override
-    public Connection getConnection() throws SQLException {
-        return ds.getConnection();
-    }
-
-    public CachedRowSet getData(String statement, List<Object> arguments)
-        throws SQLException {
-        TestObject testObject = monitor.registerRequest();
-
-        try (Connection connection = this.getConnection()) {
-            if (connection == null) {
-                throw new SQLException("Connection invalid");
-            }
-            if (LOGGER.isDebugEnabled()) {
-                LOGGER.debug("Obtained connection <{}>: {}", connectionName, connection);
-            }
-            return executePreparedStatement(connection, statement, arguments, true);
-        } finally {
-            monitor.deregisterRequest(testObject);
-        }
-    }
-
-    public boolean writeData(String statement, List<Object> arguments)
-        throws SQLException {
-        TestObject testObject = monitor.registerRequest();
-
-        try (Connection connection = this.getConnection()) {
-            if (connection == null) {
-                throw new SQLException("Connection invalid");
-            }
-            if (LOGGER.isDebugEnabled()) {
-                LOGGER.debug("Obtained connection <{}>: {}", connectionName, connection);
-            }
-            return executeUpdatePreparedStatement(connection, statement, arguments, true);
-        } finally {
-            monitor.deregisterRequest(testObject);
-        }
-    }
-
-    CachedRowSet executePreparedStatement(Connection conn, String statement,
-        List<Object> arguments, boolean close) throws SQLException {
-        long time = System.currentTimeMillis();
-
-        CachedRowSet data = null;
-        if (LOGGER.isDebugEnabled()) {
-            LOGGER.debug("SQL Statement: {}", statement);
-            if (arguments != null && !arguments.isEmpty()) {
-                LOGGER.debug("Argunments: {}", arguments);
-            }
-        }
-
-        ResultSet rs = null;
-        try (PreparedStatement ps = conn.prepareStatement(statement)) {
-            data = RowSetProvider.newFactory().createCachedRowSet();
-            if (arguments != null) {
-                for (int i = 0, max = arguments.size(); i < max; i++) {
-                    ps.setObject(i + 1, arguments.get(i));
-                }
-            }
-            rs = ps.executeQuery();
-            data.populate(rs);
-            // Point the rowset Cursor to the start
-            if (LOGGER.isDebugEnabled()) {
-                LOGGER.debug("SQL SUCCESS. rows returned: {}, time(ms): {}", data.size(), (System.currentTimeMillis()
-                    - time));
-            }
-        } catch (SQLException exc) {
-            handleSqlExceptionForExecuteStatement(conn, statement, arguments, exc, time);
-        } finally {
-            handleFinallyBlockForExecutePreparedStatement(rs, conn, close);
-        }
-
-        return data;
-    }
-
-    private void handleSqlExceptionForExecuteStatement(Connection conn, String statement,
-        List<Object> arguments, SQLException exc, long time) throws SQLException {
-        if (LOGGER.isDebugEnabled()) {
-            LOGGER.debug(SQL_FAILURE + (System.currentTimeMillis() - time));
-        }
-        try {
-            conn.rollback();
-        } catch (Exception thr) {
-            LOGGER.error(thr.getLocalizedMessage(), thr);
-        }
-        if (arguments != null && !arguments.isEmpty()) {
-            LOGGER.error(String.format("<%s%s%s%s%s", connectionName, FAILED_TO_EXECUTE, statement, WITH_ARGUMENTS,
-                arguments), exc);
-        } else {
-            LOGGER.error(String.format("<%s%s%s%s", connectionName, FAILED_TO_EXECUTE, statement, WITH_NO_ARGUMENTS),
-                exc);
-        }
-        throw exc;
-    }
-
-    private void handleFinallyBlockForExecutePreparedStatement(ResultSet rs, Connection conn, boolean close) {
-        try {
-            if (rs != null) {
-                rs.close();
-            }
-        } catch (Exception exc) {
-            LOGGER.error(exc.getLocalizedMessage(), exc);
-        }
-        try {
-            if (conn != null && close) {
-                conn.close();
-            }
-        } catch (Exception exc) {
-            LOGGER.error(exc.getLocalizedMessage(), exc);
-        }
-    }
-
-    boolean executeUpdatePreparedStatement(Connection conn, String statement, List<Object> arguments,
-        boolean close) throws SQLException {
-        long time = System.currentTimeMillis();
-
-        CachedRowSet data;
-
-        try (PreparedStatement ps = conn.prepareStatement(statement)) {
-            data = RowSetProvider.newFactory().createCachedRowSet();
-            if (arguments != null) {
-                prepareStatementForExecuteUpdate(arguments, ps);
-            }
-            ps.executeUpdate();
-            // Point the rowset Cursor to the start
-            if (LOGGER.isDebugEnabled()) {
-                LOGGER.debug("SQL SUCCESS. rows returned: {}, time(ms): {}", data.size(), (System.currentTimeMillis()
-                    - time));
-            }
-            ps.close();
-        } catch (SQLException exc) {
-            handleSqlExceptionForExecuteStatement(conn, statement, arguments, exc, time);
-        } finally {
-            try {
-                if (close) {
-                    conn.close();
-                }
-            } catch (Exception exc) {
-                LOGGER.error(exc.getLocalizedMessage(), exc);
-            }
-        }
-
-        return true;
-    }
-
-    private void prepareStatementForExecuteUpdate(List<Object> arguments, PreparedStatement ps)
-        throws SQLException {
-        for (int i = 0, max = arguments.size(); i < max; i++) {
-            Object value = arguments.get(i);
-            if (value instanceof Blob) {
-                ps.setBlob(i + 1, (Blob) value);
-            } else if (value instanceof Timestamp) {
-                ps.setTimestamp(i + 1, (Timestamp) value);
-            } else if (value instanceof Integer) {
-                ps.setInt(i + 1, (Integer) value);
-            } else if (value instanceof Long) {
-                ps.setLong(i + 1, (Long) value);
-            } else if (value instanceof Date) {
-                ps.setDate(i + 1, (Date) value);
-            } else {
-                ps.setObject(i + 1, value);
-            }
-        }
-    }
-
-    /* (non-Javadoc)
-     * @see javax.sql.DataSource#getConnection(java.lang.String, java.lang.String)
-     */
-    @Override
-    public Connection getConnection(String username, String password)
-        throws SQLException {
-        return ds.getConnection(username, password);
-    }
-
-    /* (non-Javadoc)
-     * @see javax.sql.DataSource#getLogWriter()
-     */
-    @Override
-    public PrintWriter getLogWriter() throws SQLException {
-        return ds.getLogWriter();
-    }
-
-    /* (non-Javadoc)
-     * @see javax.sql.DataSource#getLoginTimeout()
-     */
-    @Override
-    public int getLoginTimeout() throws SQLException {
-        return ds.getLoginTimeout();
-    }
-
-    /* (non-Javadoc)
-     * @see javax.sql.DataSource#setLogWriter(java.io.PrintWriter)
-     */
-    @Override
-    public void setLogWriter(PrintWriter out) throws SQLException {
-        ds.setLogWriter(out);
-    }
-
-    /* (non-Javadoc)
-     * @see javax.sql.DataSource#setLoginTimeout(int)
-     */
-    @Override
-    public void setLoginTimeout(int seconds) throws SQLException {
-        ds.setLoginTimeout(seconds);
-    }
-
-
-    @Override
-    public final String getDbConnectionName() {
-        return connectionName;
-    }
-
-    protected final void setDbConnectionName(String name) {
-        this.connectionName = name;
-    }
-
-    public void cleanUp() {
-        if (ds != null && ds instanceof Closeable) {
-            try {
-                ((Closeable) ds).close();
-            } catch (IOException e) {
-                LOGGER.warn(e.getMessage());
-            }
-        }
-        ds = null;
-        monitor.deleteObservers();
-        monitor.cleanup();
-    }
-
-    public boolean isInitialized() {
-        return initialized;
-    }
-
-    protected boolean testConnection() {
-        return testConnection(false);
-    }
-
-    protected boolean testConnection(boolean errorLevel) {
-        ResultSet rs = null;
-        try (Connection conn = this.getConnection(); Statement stmt = conn.createStatement()) {
-            Boolean readOnly;
-            String hostname;
-            rs = stmt.executeQuery(
-                "SELECT @@global.read_only, @@global.hostname");   //("SELECT 1 FROM DUAL"); //"select BANNER from SYS.V_$VERSION"
-            while (rs.next()) {
-                readOnly = rs.getBoolean(1);
-                hostname = rs.getString(2);
-
-                if (LOGGER.isDebugEnabled()) {
-                    LOGGER.debug(
-                        SQL_DATA_SOURCE + getDbConnectionName() + "> connected to " + hostname + ", read-only is "
-                            + readOnly + ", tested successfully ");
-                }
-            }
-        } catch (Exception exc) {
-            if (errorLevel) {
-                LOGGER.error(
-                    SQL_DATA_SOURCE + this.getDbConnectionName() + "> test failed. Cause : " + exc.getMessage());
-            } else {
-                LOGGER.info(
-                    SQL_DATA_SOURCE + this.getDbConnectionName() + "> test failed. Cause : " + exc.getMessage());
-            }
-            return false;
-        } finally {
-            if (rs != null) {
-                try {
-                    rs.close();
-                } catch (SQLException e) {
-                    LOGGER.error(e.getLocalizedMessage(), e);
-                }
-            }
-        }
-        return true;
-    }
-
-    @Override
-    public boolean isWrapperFor(Class<?> iface) throws SQLException {
-        return false;
-    }
-
-    @Override
-    public <T> T unwrap(Class<T> iface) throws SQLException {
-        return null;
-    }
-
-    @SuppressWarnings("deprecation")
-    public void setConnectionCachingEnabled(boolean state) {
-//		if(ds != null && ds instanceof OracleDataSource)
-//			try {
-//				((OracleDataSource)ds).setConnectionCachingEnabled(true);
-//			} catch (SQLException exc) {
-//				LOGGER.warn("", exc);
-//			}
-    }
-
-    public void addObserver(Observer observer) {
-        monitor.addObserver(observer);
-    }
-
-    public void deleteObserver(Observer observer) {
-        monitor.deleteObserver(observer);
-    }
-
-    @Override
-    public long getInterval() {
-        return interval;
-    }
-
-    @Override
-    public long getInitialDelay() {
-        return initialDelay;
-    }
-
-    @Override
-    public void setInterval(long value) {
-        interval = value;
-    }
-
-    @Override
-    public void setInitialDelay(long value) {
-        initialDelay = value;
-    }
-
-    @Override
-    public long getExpectedCompletionTime() {
-        return expectedCompletionTime;
-    }
-
-    @Override
-    public void setExpectedCompletionTime(long value) {
-        expectedCompletionTime = value;
-    }
-
-    @Override
-    public long getUnprocessedFailoverThreshold() {
-        return unprocessedFailoverThreshold;
-    }
-
-    @Override
-    public void setUnprocessedFailoverThreshold(long value) {
-        this.unprocessedFailoverThreshold = value;
-    }
-
-    public boolean canTakeOffLine() {
-        return canTakeOffLine;
-    }
-
-    public void blockImmediateOffLine() {
-        canTakeOffLine = false;
-        final Thread offLineTimer = new Thread(() -> {
-            try {
-                Thread.sleep(30000L);
-            } catch (Exception exc) {
-                LOGGER.error(exc.getLocalizedMessage(), exc);
-            } finally {
-                canTakeOffLine = true;
-            }
-        });
-        offLineTimer.setDaemon(true);
-        offLineTimer.start();
-    }
-
-    /**
-     * @return the monitor
-     */
-    final SQLExecutionMonitor getMonitor() {
-        return monitor;
-    }
-
-    protected boolean isSlave() throws PoolExhaustedException {
-        CachedRowSet rs;
-        boolean isSlave;
-        String hostname = "UNDETERMINED";
-        try {
-            boolean localSlave = true;
-            rs = this.getData("SELECT @@global.read_only, @@global.hostname", new ArrayList<>());
-            while (rs.next()) {
-                localSlave = rs.getBoolean(1);
-                hostname = rs.getString(2);
-            }
-            isSlave = localSlave;
-        } catch (PoolExhaustedException peexc) {
-            throw peexc;
-        } catch (Exception e) {
-            LOGGER.error("", e);
-            isSlave = true;
-        }
-        if (isSlave) {
-            LOGGER.debug("SQL SLAVE : {} on server {}", connectionName, hostname);
-        } else {
-            LOGGER.debug("SQL MASTER : {} on server {}", connectionName, hostname);
-        }
-        return isSlave;
-    }
-
-    public boolean isFabric() {
-        return false;
-    }
-
-    protected boolean lockTable(Connection conn, String tableName) {
-        boolean retValue = false;
-        String query = "LOCK TABLES " + tableName + " WRITE";
-        try (Statement preStmt = conn.createStatement(); Statement lock = conn.prepareStatement(query);
-            ResultSet rs = preStmt.executeQuery("GETDATE()")) {
-            if (tableName != null) {
-                if (LOGGER.isDebugEnabled()) {
-                    LOGGER.debug("Executing 'LOCK TABLES " + tableName + " WRITE' on connection " + conn.toString());
-                    if ("SVC_LOGIC".equals(tableName)) {
-                        Exception e = new Exception();
-                        StringWriter sw = new StringWriter();
-                        PrintWriter pw = new PrintWriter(sw);
-                        e.printStackTrace(pw);
-                        LOGGER.debug(sw.toString());
-                    }
-                }
-                lock.execute(query);
-                retValue = true;
-            }
-        } catch (Exception exc) {
-            LOGGER.error("", exc);
-            retValue = false;
-        }
-        return retValue;
-    }
-
-    protected boolean unlockTable(Connection conn) {
-        boolean retValue;
-        try (Statement lock = conn.createStatement()) {
-            if (LOGGER.isDebugEnabled()) {
-                LOGGER.debug("Executing 'UNLOCK TABLES' on connection {}", conn);
-            }
-            retValue = lock.execute("UNLOCK TABLES");
-        } catch (Exception exc) {
-            LOGGER.error("", exc);
-            retValue = false;
-        }
-        return retValue;
-    }
-
-    public void getPoolInfo(boolean allocation) {
-
-    }
-
-    public long getNextErrorReportTime() {
-        return nextErrorReportTime;
-    }
-
-    public void setNextErrorReportTime(long nextTime) {
-        this.nextErrorReportTime = nextTime;
-    }
-
-    public void setGlobalHostName(String hostname) {
-        this.globalHostName = hostname;
-    }
-
-    public String getGlobalHostName() {
-        return globalHostName;
-    }
+	private static final Logger LOGGER = LoggerFactory.getLogger(CachedDataSource.class);
+
+	private static final String SQL_FAILURE = "SQL FAILURE. time(ms): ";
+	private static final String FAILED_TO_EXECUTE = "> Failed to execute: ";
+	private static final String WITH_ARGUMENTS = " with arguments: ";
+	private static final String WITH_NO_ARGUMENTS = " with no arguments. ";
+	private static final String SQL_DATA_SOURCE = "SQL DataSource <";
+
+	protected long connReqTimeout = 30L;
+	protected long dataReqTimeout = 100L;
+
+	private final SQLExecutionMonitor monitor;
+	protected DataSource ds = null;
+	protected String connectionName = null;
+	protected boolean initialized = false;
+
+	private long interval = 1000;
+	private long initialDelay = 5000;
+	private long expectedCompletionTime = 50L;
+	private boolean canTakeOffLine = true;
+	private long unprocessedFailoverThreshold = 3L;
+
+	private long nextErrorReportTime = 0L;
+
+	private String globalHostName = null;
+
+	private boolean isDerby = false;
+
+	public CachedDataSource(BaseDBConfiguration jdbcElem) throws DBConfigException {
+		configure(jdbcElem);
+
+		if ("org.apache.derby.jdbc.EmbeddedDriver".equals(jdbcElem.getDriverName())) {
+			isDerby = true;
+		}
+		monitor = new SQLExecutionMonitor(this);
+	}
+
+	protected abstract void configure(BaseDBConfiguration jdbcElem) throws DBConfigException;
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see javax.sql.DataSource#getConnection()
+	 */
+	@Override
+	public Connection getConnection() throws SQLException {
+		return ds.getConnection();
+	}
+
+	public CachedRowSet getData(String statement, List<Object> arguments) throws SQLException {
+		TestObject testObject = monitor.registerRequest();
+
+		try (Connection connection = this.getConnection()) {
+			if (connection == null) {
+				throw new SQLException("Connection invalid");
+			}
+			if (LOGGER.isDebugEnabled()) {
+				LOGGER.debug("Obtained connection <{}>: {}", connectionName, connection);
+			}
+			return executePreparedStatement(connection, statement, arguments, true);
+		} finally {
+			monitor.deregisterRequest(testObject);
+		}
+	}
+
+	public boolean writeData(String statement, List<Object> arguments) throws SQLException {
+		TestObject testObject = monitor.registerRequest();
+
+		try (Connection connection = this.getConnection()) {
+			if (connection == null) {
+				throw new SQLException("Connection invalid");
+			}
+			if (LOGGER.isDebugEnabled()) {
+				LOGGER.debug("Obtained connection <{}>: {}", connectionName, connection);
+			}
+			return executeUpdatePreparedStatement(connection, statement, arguments, true);
+		} finally {
+			monitor.deregisterRequest(testObject);
+		}
+	}
+
+	CachedRowSet executePreparedStatement(Connection conn, String statement, List<Object> arguments, boolean close)
+			throws SQLException {
+		long time = System.currentTimeMillis();
+
+		CachedRowSet data = null;
+		if (LOGGER.isDebugEnabled()) {
+			LOGGER.debug("SQL Statement: {}", statement);
+			if (arguments != null && !arguments.isEmpty()) {
+				LOGGER.debug("Argunments: {}", arguments);
+			}
+		}
+
+		ResultSet rs = null;
+		try (PreparedStatement ps = conn.prepareStatement(statement)) {
+			data = RowSetProvider.newFactory().createCachedRowSet();
+			if (arguments != null) {
+				for (int i = 0, max = arguments.size(); i < max; i++) {
+					ps.setObject(i + 1, arguments.get(i));
+				}
+			}
+			rs = ps.executeQuery();
+			data.populate(rs);
+			// Point the rowset Cursor to the start
+			if (LOGGER.isDebugEnabled()) {
+				LOGGER.debug("SQL SUCCESS. rows returned: {}, time(ms): {}", data.size(),
+						(System.currentTimeMillis() - time));
+			}
+		} catch (SQLException exc) {
+			handleSqlExceptionForExecuteStatement(conn, statement, arguments, exc, time);
+		} finally {
+			handleFinallyBlockForExecutePreparedStatement(rs, conn, close);
+		}
+
+		return data;
+	}
+
+	private void handleSqlExceptionForExecuteStatement(Connection conn, String statement, List<Object> arguments,
+			SQLException exc, long time) throws SQLException {
+		if (LOGGER.isDebugEnabled()) {
+			LOGGER.debug(SQL_FAILURE + (System.currentTimeMillis() - time));
+		}
+		try {
+			conn.rollback();
+		} catch (Exception thr) {
+			LOGGER.error(thr.getLocalizedMessage(), thr);
+		}
+		if (arguments != null && !arguments.isEmpty()) {
+			LOGGER.error(String.format("<%s%s%s%s%s", connectionName, FAILED_TO_EXECUTE, statement, WITH_ARGUMENTS,
+					arguments), exc);
+		} else {
+			LOGGER.error(String.format("<%s%s%s%s", connectionName, FAILED_TO_EXECUTE, statement, WITH_NO_ARGUMENTS),
+					exc);
+		}
+		throw exc;
+	}
+
+	private void handleFinallyBlockForExecutePreparedStatement(ResultSet rs, Connection conn, boolean close) {
+		try {
+			if (rs != null) {
+				rs.close();
+			}
+		} catch (Exception exc) {
+			LOGGER.error(exc.getLocalizedMessage(), exc);
+		}
+		try {
+			if (conn != null && close) {
+				conn.close();
+			}
+		} catch (Exception exc) {
+			LOGGER.error(exc.getLocalizedMessage(), exc);
+		}
+	}
+
+	boolean executeUpdatePreparedStatement(Connection conn, String statement, List<Object> arguments, boolean close)
+			throws SQLException {
+		long time = System.currentTimeMillis();
+
+		CachedRowSet data;
+
+		try (PreparedStatement ps = conn.prepareStatement(statement)) {
+			data = RowSetProvider.newFactory().createCachedRowSet();
+			if (arguments != null) {
+				prepareStatementForExecuteUpdate(arguments, ps);
+			}
+			ps.executeUpdate();
+			// Point the rowset Cursor to the start
+			if (LOGGER.isDebugEnabled()) {
+				LOGGER.debug("SQL SUCCESS. rows returned: {}, time(ms): {}", data.size(),
+						(System.currentTimeMillis() - time));
+			}
+			ps.close();
+		} catch (SQLException exc) {
+			handleSqlExceptionForExecuteStatement(conn, statement, arguments, exc, time);
+		} finally {
+			try {
+				if (close) {
+					conn.close();
+				}
+			} catch (Exception exc) {
+				LOGGER.error(exc.getLocalizedMessage(), exc);
+			}
+		}
+
+		return true;
+	}
+
+	private void prepareStatementForExecuteUpdate(List<Object> arguments, PreparedStatement ps) throws SQLException {
+		for (int i = 0, max = arguments.size(); i < max; i++) {
+			Object value = arguments.get(i);
+			if (value instanceof Blob) {
+				ps.setBlob(i + 1, (Blob) value);
+			} else if (value instanceof Timestamp) {
+				ps.setTimestamp(i + 1, (Timestamp) value);
+			} else if (value instanceof Integer) {
+				ps.setInt(i + 1, (Integer) value);
+			} else if (value instanceof Long) {
+				ps.setLong(i + 1, (Long) value);
+			} else if (value instanceof Date) {
+				ps.setDate(i + 1, (Date) value);
+			} else {
+				ps.setObject(i + 1, value);
+			}
+		}
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see javax.sql.DataSource#getConnection(java.lang.String, java.lang.String)
+	 */
+	@Override
+	public Connection getConnection(String username, String password) throws SQLException {
+		return ds.getConnection(username, password);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see javax.sql.DataSource#getLogWriter()
+	 */
+	@Override
+	public PrintWriter getLogWriter() throws SQLException {
+		return ds.getLogWriter();
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see javax.sql.DataSource#getLoginTimeout()
+	 */
+	@Override
+	public int getLoginTimeout() throws SQLException {
+		return ds.getLoginTimeout();
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see javax.sql.DataSource#setLogWriter(java.io.PrintWriter)
+	 */
+	@Override
+	public void setLogWriter(PrintWriter out) throws SQLException {
+		ds.setLogWriter(out);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see javax.sql.DataSource#setLoginTimeout(int)
+	 */
+	@Override
+	public void setLoginTimeout(int seconds) throws SQLException {
+		ds.setLoginTimeout(seconds);
+	}
+
+	@Override
+	public final String getDbConnectionName() {
+		return connectionName;
+	}
+
+	protected final void setDbConnectionName(String name) {
+		this.connectionName = name;
+	}
+
+	public void cleanUp() {
+		if (ds != null && ds instanceof Closeable) {
+			try {
+				((Closeable) ds).close();
+			} catch (IOException e) {
+				LOGGER.warn(e.getMessage());
+			}
+		}
+		ds = null;
+		monitor.deleteObservers();
+		monitor.cleanup();
+	}
+
+	public boolean isInitialized() {
+		return initialized;
+	}
+
+	protected boolean testConnection() {
+		return testConnection(false);
+	}
+
+	protected boolean testConnection(boolean errorLevel) {
+		ResultSet rs = null;
+		try (Connection conn = this.getConnection(); Statement stmt = conn.createStatement()) {
+			Boolean readOnly;
+			String hostname;
+			rs = stmt.executeQuery("SELECT @@global.read_only, @@global.hostname"); // ("SELECT 1 FROM DUAL"); //"select
+																					// BANNER from SYS.V_$VERSION"
+			while (rs.next()) {
+				readOnly = rs.getBoolean(1);
+				hostname = rs.getString(2);
+
+				if (LOGGER.isDebugEnabled()) {
+					LOGGER.debug(SQL_DATA_SOURCE + getDbConnectionName() + "> connected to " + hostname
+							+ ", read-only is " + readOnly + ", tested successfully ");
+				}
+			}
+		} catch (Exception exc) {
+			if (errorLevel) {
+				LOGGER.error(
+						SQL_DATA_SOURCE + this.getDbConnectionName() + "> test failed. Cause : " + exc.getMessage());
+			} else {
+				LOGGER.info(
+						SQL_DATA_SOURCE + this.getDbConnectionName() + "> test failed. Cause : " + exc.getMessage());
+			}
+			return false;
+		} finally {
+			if (rs != null) {
+				try {
+					rs.close();
+				} catch (SQLException e) {
+					LOGGER.error(e.getLocalizedMessage(), e);
+				}
+			}
+		}
+		return true;
+	}
+
+	@Override
+	public boolean isWrapperFor(Class<?> iface) throws SQLException {
+		return false;
+	}
+
+	@Override
+	public <T> T unwrap(Class<T> iface) throws SQLException {
+		return null;
+	}
+
+	@SuppressWarnings("deprecation")
+	public void setConnectionCachingEnabled(boolean state) {
+		// if(ds != null && ds instanceof OracleDataSource)
+		// try {
+		// ((OracleDataSource)ds).setConnectionCachingEnabled(true);
+		// } catch (SQLException exc) {
+		// LOGGER.warn("", exc);
+		// }
+	}
+
+	public void addObserver(Observer observer) {
+		monitor.addObserver(observer);
+	}
+
+	public void deleteObserver(Observer observer) {
+		monitor.deleteObserver(observer);
+	}
+
+	@Override
+	public long getInterval() {
+		return interval;
+	}
+
+	@Override
+	public long getInitialDelay() {
+		return initialDelay;
+	}
+
+	@Override
+	public void setInterval(long value) {
+		interval = value;
+	}
+
+	@Override
+	public void setInitialDelay(long value) {
+		initialDelay = value;
+	}
+
+	@Override
+	public long getExpectedCompletionTime() {
+		return expectedCompletionTime;
+	}
+
+	@Override
+	public void setExpectedCompletionTime(long value) {
+		expectedCompletionTime = value;
+	}
+
+	@Override
+	public long getUnprocessedFailoverThreshold() {
+		return unprocessedFailoverThreshold;
+	}
+
+	@Override
+	public void setUnprocessedFailoverThreshold(long value) {
+		this.unprocessedFailoverThreshold = value;
+	}
+
+	public boolean canTakeOffLine() {
+		return canTakeOffLine;
+	}
+
+	public void blockImmediateOffLine() {
+		canTakeOffLine = false;
+		final Thread offLineTimer = new Thread(() -> {
+			try {
+				Thread.sleep(30000L);
+			} catch (Exception exc) {
+				LOGGER.error(exc.getLocalizedMessage(), exc);
+			} finally {
+				canTakeOffLine = true;
+			}
+		});
+		offLineTimer.setDaemon(true);
+		offLineTimer.start();
+	}
+
+	/**
+	 * @return the monitor
+	 */
+	final SQLExecutionMonitor getMonitor() {
+		return monitor;
+	}
+
+	protected boolean isSlave() throws PoolExhaustedException {
+
+		// If using Apache derby, just return false
+		if (isDerby) {
+			return false;
+		}
+		CachedRowSet rs;
+		boolean isSlave;
+		String hostname = "UNDETERMINED";
+		try {
+			boolean localSlave = true;
+			rs = this.getData("SELECT @@global.read_only, @@global.hostname", new ArrayList<>());
+			while (rs.next()) {
+				localSlave = rs.getBoolean(1);
+				hostname = rs.getString(2);
+			}
+			isSlave = localSlave;
+		} catch (PoolExhaustedException peexc) {
+			throw peexc;
+		} catch (Exception e) {
+			LOGGER.error("", e);
+			isSlave = true;
+		}
+		if (isSlave) {
+			LOGGER.debug("SQL SLAVE : {} on server {}", connectionName, hostname);
+		} else {
+			LOGGER.debug("SQL MASTER : {} on server {}", connectionName, hostname);
+		}
+		return isSlave;
+	}
+
+	public boolean isFabric() {
+		return false;
+	}
+
+	protected boolean lockTable(Connection conn, String tableName) {
+		boolean retValue = false;
+		String query = "LOCK TABLES " + tableName + " WRITE";
+		try (Statement preStmt = conn.createStatement();
+				Statement lock = conn.prepareStatement(query);
+				ResultSet rs = preStmt.executeQuery("GETDATE()")) {
+			if (tableName != null) {
+				if (LOGGER.isDebugEnabled()) {
+					LOGGER.debug("Executing 'LOCK TABLES " + tableName + " WRITE' on connection " + conn.toString());
+					if ("SVC_LOGIC".equals(tableName)) {
+						Exception e = new Exception();
+						StringWriter sw = new StringWriter();
+						PrintWriter pw = new PrintWriter(sw);
+						e.printStackTrace(pw);
+						LOGGER.debug(sw.toString());
+					}
+				}
+				lock.execute(query);
+				retValue = true;
+			}
+		} catch (Exception exc) {
+			LOGGER.error("", exc);
+			retValue = false;
+		}
+		return retValue;
+	}
+
+	protected boolean unlockTable(Connection conn) {
+		boolean retValue;
+		try (Statement lock = conn.createStatement()) {
+			if (LOGGER.isDebugEnabled()) {
+				LOGGER.debug("Executing 'UNLOCK TABLES' on connection {}", conn);
+			}
+			retValue = lock.execute("UNLOCK TABLES");
+		} catch (Exception exc) {
+			LOGGER.error("", exc);
+			retValue = false;
+		}
+		return retValue;
+	}
+
+	public void getPoolInfo(boolean allocation) {
+
+	}
+
+	public long getNextErrorReportTime() {
+		return nextErrorReportTime;
+	}
+
+	public void setNextErrorReportTime(long nextTime) {
+		this.nextErrorReportTime = nextTime;
+	}
+
+	public void setGlobalHostName(String hostname) {
+		this.globalHostName = hostname;
+	}
+
+	public String getGlobalHostName() {
+		return globalHostName;
+	}
 }
diff --git a/dblib/provider/src/main/resources/dblib.properties b/dblib/provider/src/main/resources/dblib.properties
index 3e62308f..e0399cc3 100755
--- a/dblib/provider/src/main/resources/dblib.properties
+++ b/dblib/provider/src/main/resources/dblib.properties
@@ -1,9 +1,10 @@
 org.onap.ccsdk.sli.dbtype=jdbc
 org.onap.ccsdk.sli.jdbc.hosts=sdnctldb01,sdnctldb02
-org.onap.ccsdk.sli.jdbc.url=jdbc:mysql://DBHOST:3306/sdnctl
+org.onap.ccsdk.sli.jdbc.url=jdbc:derby:memory:sdnctl;create=true
+org.onap.ccsdk.sli.jdbc.driver=org.apache.derby.jdbc.EmbeddedDriver
 org.onap.ccsdk.sli.jdbc.database=sdnctl
-org.onap.ccsdk.sli.jdbc.user={user for sdnctl}
-org.onap.ccsdk.sli.jdbc.password={password for sdnctl}
+org.onap.ccsdk.sli.jdbc.user=test
+org.onap.ccsdk.sli.jdbc.password=test
 org.onap.ccsdk.sli.jdbc.connection.name=sdnctldb01
 
 org.onap.ccsdk.sli.jdbc.connection.timeout=50