io.micronaut.scheduling.instrument.MultipleInvocationInstrumenter Maven / Gradle / Ivy
/*
* Copyright 2017-2020 original 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
*
* 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 io.micronaut.scheduling.instrument;
import io.micronaut.core.annotation.Internal;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.ArrayDeque;
import java.util.Collection;
import java.util.Deque;
/**
* Implementation of {@link InvocationInstrumenter} which invoked multiple instrumenters.
*
* @author Denis Stepanov
* @since 1.3
*/
@Internal
final class MultipleInvocationInstrumenter implements InvocationInstrumenter {
private static final Logger LOG = LoggerFactory.getLogger(InvocationInstrumenter.class);
private final Collection invocationInstrumenters;
private final Deque executedInstrumenters;
/**
* Creates new instance.
*
* @param invocationInstrumenters multiple instrumenters
*/
MultipleInvocationInstrumenter(Collection invocationInstrumenters) {
this.invocationInstrumenters = invocationInstrumenters;
this.executedInstrumenters = new ArrayDeque<>(invocationInstrumenters.size());
}
/**
* Invokes beforeInvocation for multiple instrumenters.
*/
@Override
public void beforeInvocation() {
for (InvocationInstrumenter instrumenter : invocationInstrumenters) {
instrumenter.beforeInvocation();
executedInstrumenters.push(instrumenter);
}
}
/**
* Invokes afterInvocation for multiple instrumenters.
* @param cleanup Whether to cleanup
*/
@Override
public void afterInvocation(boolean cleanup) {
while (!executedInstrumenters.isEmpty()) {
try {
executedInstrumenters.pop().afterInvocation(cleanup);
} catch (Exception e) {
LOG.warn("After instrumentation invocation error: {}", e.getMessage(), e);
}
}
}
}