Examples with Cluster com.datastax.driver.core.Cluster used on opensource projects

Example 91 with Cluster

use of com.datastax.driver.core.Cluster in project ASAP by salmant.

the class TTS1 method Calculate_AVG.

// ///////////////////////////////////////////
public static double Calculate_AVG(String metric_name, String subid, String event_date) {
    Cluster cluster;
    Session session;
    cluster = Cluster.builder().addContactPoints("194.249.1.175").withCredentials("catascopia_user", "catascopia_pass").withPort(9042).withRetryPolicy(DowngradingConsistencyRetryPolicy.INSTANCE).withReconnectionPolicy(new ConstantReconnectionPolicy(1000L)).build();
    session = cluster.connect("jcatascopiadb");
    ResultSet results = session.execute("SELECT agentid FROM jcatascopiadb.subscription_agents_table WHERE subid=\'" + subid + "\'");
    double AVG = 0.0;
    double count = 0.0;
    for (Row row : results) {
        String AgentIDs = new String();
        AgentIDs = row.getString("agentid");
        AgentIDs = AgentIDs + ":" + metric_name;
        ResultSet results2 = session.execute("select value, toTimestamp(event_timestamp) AS ET from jcatascopiadb.metric_value_table where metricid=\'" + AgentIDs + "\' and event_date=\'" + event_date + "\' ORDER BY event_timestamp DESC LIMIT 1");
        for (Row row2 : results2) {
            AVG = AVG + Double.parseDouble(row2.getString("value"));
            count = count + 1;
        }
    }
    AVG = AVG / count;
    return AVG;
}

Example 92 with Cluster

use of com.datastax.driver.core.Cluster in project ASAP by salmant.

the class TTS2 method Fetch_request_rate_metric.

// ///////////////////////////////////////////
public static double Fetch_request_rate_metric(String metric_name, String haproxy_agentid, String event_date) {
    Cluster cluster;
    Session session;
    cluster = Cluster.builder().addContactPoints("194.249.1.175").withCredentials("catascopia_user", "catascopia_pass").withPort(9042).withRetryPolicy(DowngradingConsistencyRetryPolicy.INSTANCE).withReconnectionPolicy(new ConstantReconnectionPolicy(1000L)).build();
    session = cluster.connect("jcatascopiadb");
    haproxy_agentid = haproxy_agentid + ":" + metric_name;
    ResultSet results = session.execute("select value from jcatascopiadb.metric_value_table where metricid=\'" + haproxy_agentid + "\' and event_date=\'" + event_date + "\' ORDER BY event_timestamp DESC LIMIT 1");
    double GoodPut = 0.0;
    for (Row row : results) {
        GoodPut = Double.parseDouble(row.getString("value"));
    }
    return Math.abs(GoodPut);
}

Example 93 with Cluster

use of com.datastax.driver.core.Cluster in project ASAP by salmant.

the class TTS2 method Fetch_AVG_response_time_metric.

// ///////////////////////////////////////////
public static double Fetch_AVG_response_time_metric(String metric_name, String haproxy_agentid, String event_date) {
    Cluster cluster;
    Session session;
    cluster = Cluster.builder().addContactPoints("194.249.1.175").withCredentials("catascopia_user", "catascopia_pass").withPort(9042).withRetryPolicy(DowngradingConsistencyRetryPolicy.INSTANCE).withReconnectionPolicy(new ConstantReconnectionPolicy(1000L)).build();
    session = cluster.connect("jcatascopiadb");
    haproxy_agentid = haproxy_agentid + ":" + metric_name;
    ResultSet results = session.execute("select value from jcatascopiadb.metric_value_table where metricid=\'" + haproxy_agentid + "\' and event_date=\'" + event_date + "\' ORDER BY event_timestamp DESC LIMIT 1");
    double AVG_response_time_metric = 0.0;
    for (Row row : results) {
        AVG_response_time_metric = Double.parseDouble(row.getString("value"));
    }
    return Math.abs(AVG_response_time_metric);
}

Example 94 with Cluster

use of com.datastax.driver.core.Cluster in project ASAP by salmant.

the class TTS2 method Calculate_AVG.

// ///////////////////////////////////////////
public static double Calculate_AVG(String metric_name, String subid, String event_date) {
    Cluster cluster;
    Session session;
    cluster = Cluster.builder().addContactPoints("194.249.1.175").withCredentials("catascopia_user", "catascopia_pass").withPort(9042).withRetryPolicy(DowngradingConsistencyRetryPolicy.INSTANCE).withReconnectionPolicy(new ConstantReconnectionPolicy(1000L)).build();
    session = cluster.connect("jcatascopiadb");
    ResultSet results = session.execute("SELECT agentid FROM jcatascopiadb.subscription_agents_table WHERE subid=\'" + subid + "\'");
    double AVG = 0.0;
    double count = 0.0;
    for (Row row : results) {
        String AgentIDs = new String();
        AgentIDs = row.getString("agentid");
        AgentIDs = AgentIDs + ":" + metric_name;
        ResultSet results2 = session.execute("select value, toTimestamp(event_timestamp) AS ET from jcatascopiadb.metric_value_table where metricid=\'" + AgentIDs + "\' and event_date=\'" + event_date + "\' ORDER BY event_timestamp DESC LIMIT 1");
        for (Row row2 : results2) {
            AVG = AVG + Double.parseDouble(row2.getString("value"));
            count = count + 1;
        }
    }
    AVG = AVG / count;
    return AVG;
}

Example 95 with Cluster

use of com.datastax.driver.core.Cluster in project ASAP by salmant.

the class Terminate_a_Container method remove_from_cluster_in_cassandra.

// ///////////////////////////////////////////////////////////
public void remove_from_cluster_in_cassandra(String new_id) {
    try {
        Cluster cluster;
        Session session;
        cluster = Cluster.builder().addContactPoints("194.249.1.175").withCredentials("catascopia_user", "catascopia_pass").withPort(9042).withRetryPolicy(DowngradingConsistencyRetryPolicy.INSTANCE).withReconnectionPolicy(new ConstantReconnectionPolicy(1000L)).build();
        session = cluster.connect("jcatascopiadb");
        ResultSet results = session.execute("DELETE FROM jcatascopiadb.subscription_agents_table WHERE subid=\'" + subid + "\' and agentid=\'" + new_id + "\';");
    } catch (Exception ex) {
        ex.printStackTrace();
        System.out.println("error in remove_from_cluster_in_cassandra()");
    }
}