| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.ignite.spi.tracing; |
| |
| import org.apache.ignite.internal.util.typedef.internal.S; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * Specifies to which traces, specific configuration will be applied. In other words it's a sort of tracing |
| * configuration locator. |
| */ |
| public class TracingConfigurationCoordinates { |
| /** |
| * Specifies the {@link Scope} of a trace's root span to which some specific tracing configuration will be applied. |
| * It's a mandatory attribute. |
| */ |
| private final Scope scope; |
| |
| /** |
| * Specifies the label of a traced operation. It's an optional attribute. |
| */ |
| private final String lb; |
| |
| /** |
| * Private constructor to be used with builder. |
| * |
| * @param scope scope Specifies the {@link Scope} of a trace's root span to which some specific |
| * tracing configuration will be applied. |
| * @param lb Specifies the label of a traced operation. |
| */ |
| private TracingConfigurationCoordinates(@NotNull Scope scope, @Nullable String lb) { |
| this.scope = scope; |
| this.lb = lb; |
| } |
| |
| /** |
| * @return {@link Scope} of a trace's root span to which some specific tracing configuration will be applied. |
| */ |
| @NotNull public Scope scope() { |
| return scope; |
| } |
| |
| /** |
| * @return Label of a traced operation, to which some specific tracing configuration will be applied. |
| */ |
| @Nullable public String label() { |
| return lb; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean equals(Object o) { |
| if (this == o) |
| return true; |
| |
| if (o == null || getClass() != o.getClass()) |
| return false; |
| |
| TracingConfigurationCoordinates that = (TracingConfigurationCoordinates)o; |
| |
| if (scope != that.scope) |
| return false; |
| |
| return lb != null ? lb.equals(that.lb) : that.lb == null; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int hashCode() { |
| int res = scope != null ? scope.hashCode() : 0; |
| |
| res = 31 * res + (lb != null ? lb.hashCode() : 0); |
| |
| return res; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(TracingConfigurationCoordinates.class, this); |
| } |
| |
| /** |
| * {@code TracingConfigurationCoordinates} builder. |
| */ |
| @SuppressWarnings("PublicInnerClass") public static class Builder { |
| /** Counterpart of {@code TracingConfigurationCoordinator}'s scope. */ |
| private final Scope scope; |
| |
| /** Counterpart of {@code TracingConfigurationCoordinator}'s lb. */ |
| private String lb; |
| |
| /** |
| * Constructor. |
| * |
| * @param scope Mandatory scope attribute. |
| * @throws IllegalArgumentException if null scope is specified. |
| */ |
| public Builder(Scope scope) { |
| if (scope == null) |
| throw new IllegalArgumentException("Null scope is not valid for tracing coordinates."); |
| |
| this.scope = scope; |
| } |
| |
| /** |
| * Builder method that allows to set optional label attribute. |
| * |
| * @param lb Label of traced operation. It's an optional attribute. |
| * @return Current {@code TracingConfigurationCoordinates} instance. |
| */ |
| public @NotNull Builder withLabel(@Nullable String lb) { |
| this.lb = lb; |
| |
| return this; |
| } |
| |
| /** |
| * Builder's build() method. |
| * |
| * @return {@code TracingConfigurationCoordinates} instance. |
| */ |
| public TracingConfigurationCoordinates build() { |
| return new TracingConfigurationCoordinates(scope, lb); |
| } |
| } |
| } |