com.stratio.decision.service.StreamsHelper.java Source code

Java tutorial

Introduction

Here is the source code for com.stratio.decision.service.StreamsHelper.java

Source

/**
 * Copyright (C) 2014 Stratio (http://stratio.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.stratio.decision.service;

import com.stratio.decision.commons.constants.ColumnType;
import com.stratio.decision.commons.constants.StreamAction;
import com.stratio.decision.commons.messages.ColumnNameTypeValue;
import com.stratio.decision.commons.messages.StratioStreamingMessage;
import org.apache.commons.collections.set.ListOrderedSet;

import java.util.LinkedList;
import java.util.List;
import java.util.Set;

/**
 * Created by aitor on 9/22/15.
 */
public abstract class StreamsHelper {

    // Helper test info #1
    public static final String STREAM_NAME = "testStream";

    public static final String RESULT_STREAM_NAME = "resultStream";

    public static final String STREAM_DEFINITION = "define stream " + STREAM_NAME
            + " (name string, timestamp double, " + "value int, enabled bool, numberl long, numberf float)";

    public static final String QUERY = " from " + STREAM_NAME + "[value >= 50] select name,timestamp,value "
            + "insert into " + RESULT_STREAM_NAME + " ;";

    public static final String QUERY_ID = "testQuery";

    public static final List<ColumnNameTypeValue> COLUMNS = new LinkedList<ColumnNameTypeValue>() {
        {
            add(new ColumnNameTypeValue("name", ColumnType.STRING, "name"));
            add(new ColumnNameTypeValue("timestamp", ColumnType.DOUBLE, "0.0"));
            add(new ColumnNameTypeValue("value", ColumnType.INTEGER, 3));
            add(new ColumnNameTypeValue("enabled", ColumnType.BOOLEAN, true));
            add(new ColumnNameTypeValue("numberl", ColumnType.LONG, 123L));
            add(new ColumnNameTypeValue("numberf", ColumnType.FLOAT, 13f));
        }
    };

    // Helper test info #2
    public static final String STREAM_NAME2 = "testStream2";

    public static final String RESULT_STREAM_NAME2 = "resultStream2";

    public static final String QUERY2 = " from " + STREAM_NAME2 + "[valuew < 10] select name2,timestamp2,value2 "
            + "insert into " + RESULT_STREAM_NAME2 + " ;";

    public static final String QUERY_ID2 = "testQuery2";

    public static final List<ColumnNameTypeValue> COLUMNS2 = new LinkedList<ColumnNameTypeValue>() {
        {
            add(new ColumnNameTypeValue("name2", ColumnType.STRING, "name2"));
            add(new ColumnNameTypeValue("timestamp2", ColumnType.DOUBLE, "0.0"));
            add(new ColumnNameTypeValue("value2", ColumnType.INTEGER, 2222));
            add(new ColumnNameTypeValue("mybool", ColumnType.BOOLEAN, true));
            add(new ColumnNameTypeValue("myfloat", ColumnType.FLOAT, 222f));
            add(new ColumnNameTypeValue("mylong", ColumnType.LONG, 22223L));
        }
    };

    public static final List<ColumnNameTypeValue> COLUMNS3 = new LinkedList<ColumnNameTypeValue>() {
        {
            add(new ColumnNameTypeValue("name", ColumnType.STRING, "my name"));
            add(new ColumnNameTypeValue("value", ColumnType.INTEGER, 1234));
        }
    };

    public static final String ACTION_LISTEN_TOKEN = "[LISTEN]";

    public static StratioStreamingMessage getSampleMessage() {
        Set<StreamAction> actions = new ListOrderedSet();
        actions.add(StreamAction.LISTEN);
        StratioStreamingMessage message = new StratioStreamingMessage(STREAM_NAME, Long.parseLong("1234567890"),
                COLUMNS);
        message.setActiveActions(actions);
        return message;
    }

}