Examples with CallableStatement java.sql.CallableStatement used on opensource projects

Example 51 with CallableStatement

use of java.sql.CallableStatement in project zaproxy by zaproxy.

the class HsqldbDatabaseServer method shutdown.

@Override
void shutdown(boolean compact) throws SQLException {
    super.shutdown(compact);
    Connection conn = getNewConnection();
    CallableStatement psCompact = null;
    if (compact) {
        // db is not new and useful for future.  Compact it.
        psCompact = conn.prepareCall("SHUTDOWN COMPACT");
    } else {
        // new need to compact database.  just shutdown.
        psCompact = conn.prepareCall("SHUTDOWN");
    }
    psCompact.execute();
    psCompact.close();
    conn.close();
}

Example 52 with CallableStatement

use of java.sql.CallableStatement in project voltdb by VoltDB.

the class JDBCBenchmark method main.

// Application entry point
public static void main(String[] args) {
    try {
        KVConfig config = new KVConfig();
        config.parse(JDBCBenchmark.class.getName(), args);
        System.out.println(config.getConfigDumpString());
        // ---------------------------------------------------------------------------------------------------------------------------------------------------
        // We need only do this once, to "hot cache" the JDBC driver reference so the JVM may realize it's there.
        Class.forName(DRIVER_NAME);
        // Prepare the JDBC URL for the VoltDB driver
        String url = "jdbc:voltdb://" + config.servers;
        // Prepare the Datasource if choose to use a connection pool
        if (config.externalConnectionPool.equalsIgnoreCase(C3P0_CONNECTIONPOOL)) {
            useConnectionPool = true;
            ComboPooledDataSource cpds = new ComboPooledDataSource();
            //loads the jdbc driver
            cpds.setDriverClass(DRIVER_NAME);
            cpds.setJdbcUrl(url);
            Ds = cpds;
        } else if (config.externalConnectionPool.equalsIgnoreCase(TOMCAT_CONNECTIONPOOL)) {
            useConnectionPool = true;
            // read the config file for connection pool
            String configName = "tomcat.properties";
            boolean useDefaultConnectionPoolConfig = true;
            Properties cpProperties = new Properties();
            try {
                FileInputStream fileInput = new FileInputStream(new File(configName));
                cpProperties.load(fileInput);
                fileInput.close();
                useDefaultConnectionPoolConfig = false;
            } catch (FileNotFoundException e) {
                System.out.println("connection pool property file '" + configName + "' not found, use default settings");
            }
            PoolProperties p = new PoolProperties();
            p.setUrl(url);
            p.setDriverClassName(DRIVER_NAME);
            if (useDefaultConnectionPoolConfig) {
                p.setInitialSize(config.threads + 1);
            } else {
                p.setInitialSize(Integer.parseInt(cpProperties.getProperty("tomcat.initialSize", "40")));
            }
            org.apache.tomcat.jdbc.pool.DataSource tomcatDs = new org.apache.tomcat.jdbc.pool.DataSource();
            tomcatDs.setPoolProperties(p);
            Ds = tomcatDs;
        } else if (config.externalConnectionPool.equalsIgnoreCase(BONECP_CONNECTIONPOOL)) {
            useConnectionPool = true;
            String configName = "bonecp.properties";
            boolean useDefaultConnectionPoolConfig = true;
            Properties cpProperties = new Properties();
            try {
                FileInputStream fileInput = new FileInputStream(new File(configName));
                cpProperties.load(fileInput);
                fileInput.close();
                useDefaultConnectionPoolConfig = false;
            } catch (FileNotFoundException e) {
                System.out.println("connection pool property file '" + configName + "' not found, use default settings");
            }
            BoneCPConfig p;
            if (useDefaultConnectionPoolConfig) {
                p = new BoneCPConfig();
                p.setDefaultReadOnly(false);
                p.setPartitionCount(config.threads / 2);
                p.setMaxConnectionsPerPartition(4);
            } else {
                p = new BoneCPConfig(cpProperties);
            }
            // set the JDBC url
            p.setJdbcUrl(url + "?enableSetReadOnly=true");
            BoneCPDataSource boneDs = new BoneCPDataSource(p);
            Ds = boneDs;
        } else if (config.externalConnectionPool.equalsIgnoreCase(HIKARI_CONNECTIONPOOL)) {
            useConnectionPool = true;
            HikariConfig p = new HikariConfig("hikari.properties");
            p.setDriverClassName(DRIVER_NAME);
            p.setJdbcUrl(url);
            HikariDataSource hiDs = new HikariDataSource(p);
            Ds = hiDs;
        } else {
            useConnectionPool = false;
            Ds = null;
        }
        // Get a client connection - we retry for a while in case the server hasn't started yet
        System.out.printf("Connecting to: %s\n", url);
        int sleep = 1000;
        while (true) {
            try {
                if (useConnectionPool) {
                    Ds.getConnection();
                    System.out.printf("Using Connection Pool: %s\n", config.externalConnectionPool);
                }
                Con = DriverManager.getConnection(url, "", "");
                break;
            } catch (Exception e) {
                System.err.printf("Connection failed - retrying in %d second(s).\n " + e, sleep / 1000);
                try {
                    Thread.sleep(sleep);
                } catch (Exception tie) {
                }
                if (sleep < 8000)
                    sleep += sleep;
            }
        }
        // Statistics manager objects from the connection, used to generate latency histogram
        ClientStatsContext fullStatsContext = ((IVoltDBConnection) Con).createStatsContext();
        periodicStatsContext = ((IVoltDBConnection) Con).createStatsContext();
        System.out.println("Connected.  Starting benchmark.");
        // Get a payload generator to create random Key-Value pairs to store in the database and process (uncompress) pairs retrieved from the database.
        final PayloadProcessor processor = new PayloadProcessor(config.keysize, config.minvaluesize, config.maxvaluesize, config.entropy, config.poolsize, config.usecompression);
        // Initialize the store
        if (config.preload) {
            System.out.print("Initializing data store... ");
            final PreparedStatement removeCS = Con.prepareStatement("DELETE FROM store;");
            final CallableStatement putCS = Con.prepareCall("{call STORE.upsert(?,?)}");
            for (int i = 0; i < config.poolsize; i++) {
                if (i == 0) {
                    removeCS.execute();
                }
                putCS.setString(1, String.format(processor.KeyFormat, i));
                putCS.setBytes(2, processor.generateForStore().getStoreValue());
                putCS.execute();
            }
            System.out.println(" Done.");
        }
        // start the stats
        fullStatsContext.fetchAndResetBaseline();
        periodicStatsContext.fetchAndResetBaseline();
        benchmarkStartTS = System.currentTimeMillis();
        // ---------------------------------------------------------------------------------------------------------------------------------------------------
        // Create a Timer task to display performance data on the operating procedures
        Timer timer = new Timer();
        TimerTask statsPrinting = new TimerTask() {

            @Override
            public void run() {
                printStatistics();
            }
        };
        timer.scheduleAtFixedRate(statsPrinting, config.displayinterval * 1000l, config.displayinterval * 1000l);
        // ---------------------------------------------------------------------------------------------------------------------------------------------------
        // Create multiple processing threads
        ArrayList<Thread> threads = new ArrayList<Thread>();
        for (int i = 0; i < config.threads; i++) threads.add(new Thread(new ClientThread(url, processor, config.duration, config.getputratio)));
        // Start threads
        for (Thread thread : threads) thread.start();
        // Wait for threads to complete
        for (Thread thread : threads) thread.join();
        // ---------------------------------------------------------------------------------------------------------------------------------------------------
        // We're done - stop the performance statistics display task
        timer.cancel();
        // ---------------------------------------------------------------------------------------------------------------------------------------------------
        // Now print application results:
        // stop and fetch the stats
        ClientStats stats = fullStatsContext.fetch().getStats();
        // 1. Store statistics as tracked by the application (ops counts, payload traffic)
        System.out.printf("\n-------------------------------------------------------------------------------------\n" + " Store Results\n" + "-------------------------------------------------------------------------------------\n\n" + "A total of %,d operations was posted...\n" + " - GETs: %,9d Operations (%,9d Misses/Failures)\n" + "         %,9d MB in compressed store data\n" + "         %,9d MB in uncompressed application data\n" + "         Network Throughput: %6.3f Gbps*\n\n" + " - PUTs: %,9d Operations (%,9d Failures)\n" + "         %,9d MB in compressed store data\n" + "         %,9d MB in uncompressed application data\n" + "         Network Throughput: %6.3f Gbps*\n\n" + " - Total Network Throughput: %6.3f Gbps*\n\n" + "* Figure includes key & value traffic but not database protocol overhead.\n" + "\n" + "-------------------------------------------------------------------------------------\n", GetStoreResults.get(0) + GetStoreResults.get(1) + PutStoreResults.get(0) + PutStoreResults.get(1), GetStoreResults.get(0), GetStoreResults.get(1), GetCompressionResults.get(0) / 1048576l, GetCompressionResults.get(1) / 1048576l, ((double) GetCompressionResults.get(0) + (GetStoreResults.get(0) + GetStoreResults.get(1)) * config.keysize) / (134217728d * config.duration), PutStoreResults.get(0), PutStoreResults.get(1), PutCompressionResults.get(0) / 1048576l, PutCompressionResults.get(1) / 1048576l, ((double) PutCompressionResults.get(0) + (PutStoreResults.get(0) + PutStoreResults.get(1)) * config.keysize) / (134217728d * config.duration), ((double) GetCompressionResults.get(0) + (GetStoreResults.get(0) + GetStoreResults.get(1)) * config.keysize) / (134217728d * config.duration) + ((double) PutCompressionResults.get(0) + (PutStoreResults.get(0) + PutStoreResults.get(1)) * config.keysize) / (134217728d * config.duration));
        System.out.println("\n\n-------------------------------------------------------------------------------------\n" + " Client Latency Statistics\n" + "-------------------------------------------------------------------------------------\n\n");
        System.out.printf("Average latency:               %,9.2f ms\n", stats.getAverageLatency());
        System.out.printf("10th percentile latency:       %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.1));
        System.out.printf("25th percentile latency:       %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.25));
        System.out.printf("50th percentile latency:       %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.5));
        System.out.printf("75th percentile latency:       %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.75));
        System.out.printf("90th percentile latency:       %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.9));
        System.out.printf("95th percentile latency:       %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.95));
        System.out.printf("99th percentile latency:       %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.99));
        System.out.printf("99.5th percentile latency:     %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.995));
        System.out.printf("99.9th percentile latency:     %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.999));
        System.out.println("\n\n" + stats.latencyHistoReport());
        // Dump statistics to a CSV file
        Con.unwrap(IVoltDBConnection.class).saveStatistics(stats, config.statsfile);
        Con.close();
    // ---------------------------------------------------------------------------------------------------------------------------------------------------
    } catch (Exception x) {
        System.out.println("Exception: " + x);
        x.printStackTrace();
    }
}

Example 53 with CallableStatement

use of java.sql.CallableStatement in project voltdb by VoltDB.

the class JDBCBenchmark method runBenchmark.

/**
     * Core benchmark code. Connect. Initialize. Run the loop. Cleanup. Print
     * Results.
     *
     * @throws Exception
     *             if anything unexpected happens.
     */
public void runBenchmark() throws Exception {
    System.out.print(HORIZONTAL_RULE);
    System.out.println(" Setup & Initialization");
    System.out.println(HORIZONTAL_RULE);
    // connect to one or more servers, loop until success
    connect(config.servers);
    // initialize using synchronous call
    // Initialize the application
    System.out.println("\nPopulating Static Tables\n");
    final CallableStatement initializeCS = client.prepareCall("{call Initialize(?,?)}");
    initializeCS.setInt(1, config.contestants);
    initializeCS.setString(2, CONTESTANT_NAMES_CSV);
    initializeCS.executeUpdate();
    System.out.print(HORIZONTAL_RULE);
    System.out.println("Starting Benchmark");
    System.out.println(HORIZONTAL_RULE);
    // create/start the requested number of threads
    Thread[] voterThreads = new Thread[config.threads];
    for (int i = 0; i < config.threads; ++i) {
        voterThreads[i] = new Thread(new VoterThread());
        voterThreads[i].start();
    }
    // Run the benchmark loop for the requested warmup time
    System.out.println("Warming up...");
    Thread.sleep(1000l * config.warmup);
    // signal to threads to end the warmup phase
    warmupComplete.set(true);
    // reset the stats after warmup
    fullStatsContext.fetchAndResetBaseline();
    periodicStatsContext.fetchAndResetBaseline();
    // print periodic statistics to the console
    benchmarkStartTS = System.currentTimeMillis();
    schedulePeriodicStats();
    // Run the benchmark loop for the requested warmup time
    System.out.println("\nRunning benchmark...");
    Thread.sleep(1000l * config.duration);
    // stop the threads
    benchmarkComplete.set(true);
    // cancel periodic stats printing
    timer.cancel();
    // join on the threads
    for (Thread t : voterThreads) {
        t.join();
    }
    // print the summary results
    printResults();
    // close down the client connections
    client.close();
}

Example 54 with CallableStatement

use of java.sql.CallableStatement in project voltdb by VoltDB.

the class JDBCBenchmark method printResults.

/**
     * Prints the results of the voting simulation and statistics about
     * performance.
     *
     * @throws Exception
     *             if anything unexpected happens.
     */
public synchronized void printResults() throws Exception {
    ClientStats stats = fullStatsContext.fetch().getStats();
    // 1. Voting Board statistics, Voting results and performance statistics
    String display = "\n" + HORIZONTAL_RULE + " Voting Results\n" + HORIZONTAL_RULE + "\nA total of %d votes were received...\n" + " - %,9d Accepted\n" + " - %,9d Rejected (Invalid Contestant)\n" + " - %,9d Rejected (Maximum Vote Count Reached)\n" + " - %,9d Failed (Transaction Error)\n\n";
    System.out.printf(display, stats.getInvocationsCompleted(), acceptedVotes.get(), badContestantVotes.get(), badVoteCountVotes.get(), failedVotes.get());
    // 2. Voting results
    final CallableStatement resultsCS = client.prepareCall("{call Results}");
    ResultSet result = resultsCS.executeQuery();
    String winner = "";
    long winnerVoteCount = 0;
    System.out.println("Contestant Name\t\tVotes Received");
    while (result.next()) {
        if (result.getLong(3) > winnerVoteCount) {
            winnerVoteCount = result.getLong(3);
            winner = result.getString(1);
        }
        System.out.printf("%s\t\t%,14d\n", result.getString(1), result.getLong(3));
    }
    System.out.printf("\nThe Winner is: %s\n\n", winner);
    // 3. Performance statistics
    System.out.print(HORIZONTAL_RULE);
    System.out.println(" Client Workload Statistics");
    System.out.println(HORIZONTAL_RULE);
    System.out.printf("Average throughput:            %,9d txns/sec\n", stats.getTxnThroughput());
    System.out.printf("Average latency:               %,9.2f ms\n", stats.getAverageLatency());
    System.out.printf("95th percentile latency:       %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.95));
    System.out.printf("99th percentile latency:       %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.99));
    System.out.print("\n" + HORIZONTAL_RULE);
    System.out.println(" System Server Statistics");
    System.out.println(HORIZONTAL_RULE);
    System.out.printf("Reported Internal Avg Latency: %,9.2f ms\n", stats.getAverageInternalLatency());
    // 4. Write stats to file if requested
    ((IVoltDBConnection) client).writeSummaryCSV(stats, config.statsfile);
}

Example 55 with CallableStatement

use of java.sql.CallableStatement in project voltdb by VoltDB.

the class TestJDBCDriver method testInsertNulls.

// Check that the null type is handled the same way as specifying the correct type
// this is for spring framework compatibility
@Test
public void testInsertNulls() throws SQLException {
    // First inserted row contains all null values (this will cause VoltType.NULL_STRING_OR_VARBINARY to be inserted in every field)
    CallableStatement cs = conn.prepareCall("{call InsertAllTypes(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)}");
    cs.setInt(1, 0);
    cs.setNull(2, Types.NULL);
    cs.setNull(3, Types.NULL);
    cs.setNull(4, Types.NULL);
    cs.setNull(5, Types.NULL);
    cs.setNull(6, Types.NULL);
    cs.setNull(7, Types.NULL);
    cs.setNull(8, Types.NULL);
    cs.setNull(9, Types.NULL);
    cs.setNull(10, Types.NULL);
    cs.setNull(11, Types.NULL);
    cs.setNull(12, Types.NULL);
    cs.execute();
    // Second inserted row contains the specific type of the field causing the typed nulls to be inserted
    cs = conn.prepareCall("{call InsertAllTypes(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)}");
    cs.setInt(1, 1);
    cs.setNull(2, Types.TINYINT);
    cs.setNull(3, Types.SMALLINT);
    cs.setNull(4, Types.INTEGER);
    cs.setNull(5, Types.BIGINT);
    cs.setNull(6, Types.DOUBLE);
    cs.setNull(7, Types.VARCHAR);
    cs.setNull(8, Types.VARBINARY);
    cs.setNull(9, Types.TIMESTAMP);
    cs.setNull(10, Types.DECIMAL);
    cs.setNull(11, Types.OTHER);
    cs.setNull(12, Types.OTHER);
    cs.execute();
    // Call SelectC (select * from ALL_TYPES)
    cs = conn.prepareCall("{call SelectC}");
    ResultSet results = cs.executeQuery();
    // Retrieve the values for the first row
    results.next();
    byte a2 = results.getByte(2);
    short a3 = results.getShort(3);
    int a4 = results.getInt(4);
    long a5 = results.getLong(5);
    double a6 = results.getDouble(6);
    String a7 = results.getString(7);
    byte[] a8 = results.getBytes(8);
    Timestamp a9 = results.getTimestamp(9);
    BigDecimal a10 = results.getBigDecimal(10);
    // Compare the second row values with the first row
    results.next();
    assertEquals(results.getByte(2), a2);
    assertEquals(results.getShort(3), a3);
    assertEquals(results.getInt(4), a4);
    assertEquals(results.getLong(5), a5);
    assertEquals(results.getDouble(6), a6, 0);
    assertEquals(results.getString(7), a7);
    assertEquals(results.getBytes(8), a8);
    assertEquals(results.getTimestamp(9), a9);
    assertEquals(results.getBigDecimal(10), a10);
}