/* * Copyright 2018-2019 the original author or authors. * * 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. */ package org.springframework.cloud.gateway.rsocket.metrics; import java.util.Objects; import io.micrometer.core.instrument.Meter; import io.micrometer.core.instrument.MeterRegistry; import io.micrometer.core.instrument.Tag; import io.rsocket.RSocket; import io.rsocket.plugins.RSocketInterceptor; public class MicrometerResponderRSocketInterceptor implements RSocketInterceptor { private final MeterRegistry meterRegistry; private final Tag[] tags; /** * Creates a new {@link RSocketInterceptor}. * @param meterRegistry the {@link MeterRegistry} to use to create {@link Meter}s. * @param tags the additional tags to attach to each {@link Meter} * @throws NullPointerException if {@code meterRegistry} is {@code null} */ public MicrometerResponderRSocketInterceptor(MeterRegistry meterRegistry, Tag... tags) { this.meterRegistry = Objects.requireNonNull(meterRegistry, "meterRegistry must not be null"); this.tags = tags; } @Override public MicrometerResponderRSocket apply(RSocket delegate) { Objects.requireNonNull(delegate, "delegate must not be null"); return new MicrometerResponderRSocket(delegate, meterRegistry, tags); } }