Java tutorial
/* * Copyright (c) 2010-2012 Grid Dynamics Consulting Services, Inc, All Rights Reserved * http://www.griddynamics.com * * This library is free software; you can redistribute it and/or modify it under the terms of * the Apache License; either * version 2.0 of the License, or any later version. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package com.griddynamics.jagger.util; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import java.util.regex.Matcher; import java.util.regex.Pattern; import static org.apache.commons.lang3.StringUtils.removePattern; /** * Class is used in chassis, web UI server and web UI client * to use it in web UI client - keep it simple (use only standard java libraries) */ public class StandardMetricsNamesUtil { private static final Logger log = LoggerFactory.getLogger(StandardMetricsNamesUtil.class); public static final String THROUGHPUT_TPS = "Throughput, tps"; public static final String THROUGHPUT = "Throughput"; public static final String LATENCY_SEC = "Latency, sec"; public static final String LATENCY_STD_DEV_SEC = "Latency std dev, sec"; public static final String ITERATIONS_SAMPLES = "Iterations, samples"; public static final String SUCCESS_RATE = "Success rate"; public static final String DURATION_SEC = "Duration, sec"; public static final String TIME_LATENCY_PERCENTILE = "Time Latency Percentile"; public static final String VIRTUAL_USERS = "Virtual users"; // aggregators ids public static final String SUCCESS_RATE_AGGREGATOR_OK_ID = "Success rate"; public static final String SUCCESS_RATE_AGGREGATOR_FAILED_ID = "Number of fails"; public static final String AVERAGE_AGGREGATOR_ID = "avg"; public static final String CUMULATIVE_AGGREGATOR_ID = "cumulative"; public static final String MAX_AGGREGATOR_ID = "max"; public static final String MIN_AGGREGATOR_ID = "min"; public static final String STANDARD_DEVIATION_AGGREGATOR_ID = "std_dev"; public static final String SUM_AGGREGATOR_ID = "sum"; public static final String THROUGHPUT_ID = "throughput"; public static final String LATENCY_ID = "avgLatency"; public static final String SUCCESS_RATE_ID = "successRate"; public static final String DURATION_ID = "duration"; public static final String ITERATION_SAMPLES_ID = "samples"; public static final String VIRTUAL_USERS_ID = "Jagger.Threads"; // Combinations (metric + aggregator) public static final String SUCCESS_RATE_OK_ID = SUCCESS_RATE_ID + "-" + SUCCESS_RATE_AGGREGATOR_OK_ID; public static final String SUCCESS_RATE_FAILED_ID = SUCCESS_RATE_ID + "-" + SUCCESS_RATE_AGGREGATOR_FAILED_ID; public static final String LATENCY_MAX_AGG_ID = LATENCY_ID + "-" + MAX_AGGREGATOR_ID; public static final String LATENCY_MIN_AGG_ID = LATENCY_ID + "-" + MIN_AGGREGATOR_ID; public static final String LATENCY_AVG_AGG_ID = LATENCY_ID + "-" + AVERAGE_AGGREGATOR_ID; public static final String LATENCY_STD_DEV_AGG_ID = LATENCY_ID + "-" + STANDARD_DEVIATION_AGGREGATOR_ID; // Percentiles public static final String LATENCY_PERCENTILE_ID_REGEX = LATENCY_ID + "-\\S+%"; public static String getLatencyMetricId(double latencyKey) { return LATENCY_ID + "-" + latencyKey + "%"; } public static String getLatencyMetricDisplayName(double latencyKey) { return LATENCY_SEC + " " + latencyKey + "%"; } public static Double parseLatencyPercentileKey(String metricName) { String start = LATENCY_ID + "-"; String stop = "%"; return Double.parseDouble( metricName.substring(metricName.indexOf(start) + start.length(), metricName.indexOf(stop))); } // standard monitoring metric names public static final String MON_CPULA_1 = "mon_cpula_1"; public static final String MON_CPULA_5 = "mon_cpula_5"; public static final String MON_CPULA_15 = "mon_cpula_15"; public static final String MON_GC_MINOR_TIME = "mon_gc_minor_time"; public static final String MON_GC_MAJOR_TIME = "mon_gc_major_time"; public static final String MON_GC_MINOR_UNIT = "mon_gc_minor_unit"; public static final String MON_GC_MAJOR_UNIT = "mon_gc_major_unit"; public static final String MON_MEM_RAM = "mon_mem_ram"; public static final String MON_MEM_TOTAL = "mon_mem_total"; public static final String MON_MEM_USED = "mon_mem_used"; public static final String MON_MEM_ACTUAL_USED = "mon_mem_actual_used"; public static final String MON_MEM_FREE_PRCNT = "mon_mem_free_prcnt"; public static final String MON_MEM_ACTUAL_FREE = "mon_mem_actual_free"; public static final String MON_MEM_FREE = "mon_mem_free"; public static final String MON_TCP_EST = "mon_tcp_est"; public static final String MON_TCP_LISTEN = "mon_tcp_listen"; public static final String MON_SYNC_RECEIVED = "mon_sync_received"; public static final String MON_INBOUND_TOTAL = "mon_inbound_total"; public static final String MON_OUTBOUND_TOTAL = "mon_outbound_total"; public static final String MON_DISK_READ_BYTES = "mon_disk_read_bytes"; public static final String MON_DISK_WRITE_BYTES = "mon_disk_write_bytes"; public static final String MON_DISK_SERVICE_TIME = "mon_disk_service_time"; public static final String MON_DISK_QUEUE_SIZE_TOTAL = "mon_disk_queue_size_total"; public static final String MON_CPU_USER = "mon_cpu_user"; public static final String MON_CPU_SYS_PRCNT = "mon_cpu_sys_prcnt"; public static final String MON_CPU_IDLE_PRCNT = "mon_cpu_idle_prcnt"; public static final String MON_CPU_WAIT = "mon_cpu_wait"; public static final String MON_CPU_COMBINED = "mon_cpu_combined"; public static final String MON_HEAP_INIT = "mon_heap_init"; public static final String MON_HEAP_USED = "mon_heap_used"; public static final String MON_HEAP_COMMITTED = "mon_heap_committed"; public static final String MON_HEAP_MAX = "mon_heap_max"; public static final String MON_NONHEAP_INIT = "mon_nonheap_init"; public static final String MON_NONHEAP_USED = "mon_nonheap_used"; public static final String MON_NONHEAP_COMMITTED = "mon_nonheap_committed"; public static final String MON_NONHEAP_MAX = "mon_nonheap_max"; public static final String MON_THREAD_COUNT = "mon_thread_count"; public static final String MON_THREAD_PEAK_COUNT = "mon_thread_peak_count"; public static final String MON_FILE_DESCRIPTORS = "mon_file_descriptors"; // User scenarios sections public static class IdContainer { private final String scenarioId; private final String stepId; private final String metricId; public IdContainer(String scenarioId, String stepId, String metricId) { this.scenarioId = scenarioId; this.stepId = stepId; this.metricId = metricId; } public String getScenarioId() { return scenarioId; } public String getStepId() { return stepId; } public String getMetricId() { return metricId; } } public static final String USER_SCENARIO_ID = "US_"; public static final String US_STEP_ID = "_STNN"; public static final String US_METRIC_ID = "METR_"; public static final String USER_SCENARIO_REGEXP_WITH_GROUPS = "^.*" + USER_SCENARIO_ID + "(.*)" + US_STEP_ID + "\\d+_(.*)_" + US_METRIC_ID + "(.*)(-.*)?$"; public static final Pattern USER_SCENARIO_PATTERN = Pattern.compile(USER_SCENARIO_REGEXP_WITH_GROUPS); public static final String IS_SCENARIO_REGEXP = "^.*" + USER_SCENARIO_ID + ".*" + US_STEP_ID + "\\d+.*"; public static final Pattern IS_SCENARIO_PATTERN = Pattern.compile(IS_SCENARIO_REGEXP); private static final String SCENARIO_STEP_REGEXP_TEMPLATE = "^.*" + USER_SCENARIO_ID + "%s" + US_STEP_ID + "\\d+_%s.*$"; private static final String SCENARIO_REGEXP_TEMPLATE = "(^.*" + USER_SCENARIO_ID + "%s" + US_STEP_ID + ".*$)|(^.*%s.*(-" + SUM_AGGREGATOR_ID + "|-" + SUCCESS_RATE_AGGREGATOR_OK_ID + "|-" + SUCCESS_RATE_AGGREGATOR_FAILED_ID + ").*$)"; public static final String DISPLAY_NAME_REGEXP = "^.*(" + ITERATIONS_SAMPLES + "|" + LATENCY_SEC + "|" + SUCCESS_RATE + ").*"; public static final Pattern DISPLAY_NAME_PATTERN = Pattern.compile(DISPLAY_NAME_REGEXP); private static final String SCENARIO_STEP_METRIC_REGEXP_TEMPLATE = "^.*" + USER_SCENARIO_ID + "{scenario_id}" + US_STEP_ID + "\\d+_{step_id}_" + US_METRIC_ID + "{metric_id}(-.*)?$"; public static String generateScenarioStepId(String scenarioId, String stepId, Integer stepIndex) { // both scenario and scenario steps will have same format of ids // scenario: US_[scenarioId]_STNN0_[scenarioId] // step: US_[scenarioId]_STNN[1...N]_[stepId] return USER_SCENARIO_ID + scenarioId + US_STEP_ID + stepIndex + "_" + stepId + "_"; } public static String generateScenarioId(String scenarioId) { return generateScenarioStepId(scenarioId, scenarioId, 0); } public static String generateMetricId(String id, String metricId) { return id + US_METRIC_ID + metricId; } public static String generateMetricDisplayName(String displayName, String metricDisplayName) { return displayName + " " + metricDisplayName; } public static Boolean isBelongingToScenario(String metricNodeId) { return IS_SCENARIO_PATTERN.matcher(metricNodeId).matches(); } public static IdContainer extractIdsFromGeneratedIdForScenarioComponents(String generatedId) { Matcher matcher = USER_SCENARIO_PATTERN.matcher(generatedId); if (matcher.matches()) { String scenarioId = matcher.group(1); String stepId = matcher.group(2); String metricId = matcher.group(3); return new IdContainer(scenarioId, stepId, metricId); } log.warn("Generated id '{}' doesn't match user scenario regexp '{}'. Will return null.", generatedId, USER_SCENARIO_REGEXP_WITH_GROUPS); return null; } public static String extractDisplayNameFromGenerated(String generatedDisplayName) { if (DISPLAY_NAME_PATTERN.matcher(generatedDisplayName).matches()) { return removePattern(generatedDisplayName, " (" + LATENCY_SEC + "|" + ITERATIONS_SAMPLES + "|" + SUCCESS_RATE + ") \\[.*\\]"); } log.warn("Generated display name '{}' doesn't match regexp '{}'. Will return null.", generatedDisplayName, DISPLAY_NAME_REGEXP); return null; } public static String generateScenarioRegexp(String scenarioId) { return String.format(SCENARIO_REGEXP_TEMPLATE, scenarioId, scenarioId); } public static String generateScenarioStepRegexp(String scenarioId, String stepId) { return String.format(SCENARIO_STEP_REGEXP_TEMPLATE, scenarioId, stepId); } public static String generateScenarioStepMetricRegexp(String scenarioId, String stepId, String metricId) { return SCENARIO_STEP_METRIC_REGEXP_TEMPLATE.replace("{scenario_id}", Pattern.quote(scenarioId)) .replace("{step_id}", Pattern.quote(stepId)).replace("{metric_id}", Pattern.quote(metricId)); } }