<%#
 Copyright 2013-2026 the original author or authors from the JHipster project.

 This file is part of the JHipster project, see https://www.jhipster.tech/
 for more information.

 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

      https://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.
-%>
export interface MetricsModel {
  jvm: Record<string, JvmMetrics>;
  databases: Databases;
  'http.server.requests': HttpServerRequests;
  cache: Record<string, CacheMetrics>;
  garbageCollector: GarbageCollector;
  services: Services;
  processMetrics: ProcessMetrics;
}

export interface JvmMetrics {
  committed: number;
  max: number;
  used: number;
}

export interface Databases {
  min: Value;
  idle: Value;
  max: Value;
  usage: MetricsWithPercentile;
  pending: Value;
  active: Value;
  acquire: MetricsWithPercentile;
  creation: MetricsWithPercentile;
  connections: Value;
}

export interface Value {
  value: number;
}

export interface MetricsWithPercentile {
  '0.0': number;
  '1.0': number;
  max: number;
  totalTime: number;
  mean: number;
  '0.5': number;
  count: number;
  '0.99': number;
  '0.75': number;
  '0.95': number;
}

export interface HttpServerRequests {
  all: {
    count: number;
  };
  percode: Record<string, MaxMeanCount>;
}

export interface MaxMeanCount {
  max: number;
  mean: number;
  count: number;
}

export interface CacheMetrics {
  'cache.gets.miss': number;
  'cache.puts': number;
  'cache.gets.hit': number;
  'cache.removals': number;
  'cache.evictions': number;
}

export interface GarbageCollector {
  'jvm.gc.max.data.size': number;
  'jvm.gc.pause': MetricsWithPercentile;
  'jvm.gc.memory.promoted': number;
  'jvm.gc.memory.allocated': number;
  classesLoaded: number;
  'jvm.gc.live.data.size': number;
  classesUnloaded: number;
}

export type Services = Record<string, Record<HttpMethod, MaxMeanCount>>;

export enum HttpMethod {
  Post = 'POST',
  Get = 'GET',
  Put = 'PUT',
  Patch = 'PATCH',
  Delete = 'DELETE',
}

export interface ProcessMetrics {
  'system.cpu.usage': number;
  'system.cpu.count': number;
  'system.load.average.1m'?: number;
  'process.cpu.usage': number;
  'process.files.max'?: number;
  'process.files.open'?: number;
  'process.start.time': number;
  'process.uptime': number;
}

export interface ThreadDump {
  threads: Thread[];
}

export interface Thread {
  threadName: string;
  threadId: number;
  blockedTime: number;
  blockedCount: number;
  waitedTime: number;
  waitedCount: number;
  lockName: string | null;
  lockOwnerId: number;
  lockOwnerName: string | null;
  daemon: boolean;
  inNative: boolean;
  suspended: boolean;
  threadState: ThreadState;
  priority: number;
  stackTrace: StackTrace[];
  lockedMonitors: LockedMonitor[];
  lockedSynchronizers: string[];
  lockInfo: LockInfo | null;
  // custom field for showing-hiding thread dump
  showThreadDump?: boolean;
}

export interface LockInfo {
  className: string;
  identityHashCode: number;
}

export interface LockedMonitor {
  className: string;
  identityHashCode: number;
  lockedStackDepth: number;
  lockedStackFrame: StackTrace;
}

export interface StackTrace {
  classLoaderName: string | null;
  moduleName: string | null;
  moduleVersion: string | null;
  methodName: string;
  fileName: string;
  lineNumber: number;
  className: string;
  nativeMethod: boolean;
}

export enum ThreadState {
  Runnable = 'RUNNABLE',
  TimedWaiting = 'TIMED_WAITING',
  Waiting = 'WAITING',
  Blocked = 'BLOCKED',
  New = 'NEW',
}