com.datastax.oss.driver.internal.core.metrics.DefaultMetricsFactorySubstitutions Maven / Gradle / Ivy
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* 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 com.datastax.oss.driver.internal.core.metrics;
import static com.datastax.oss.driver.internal.core.util.Dependency.DROPWIZARD;
import com.datastax.oss.driver.api.core.context.DriverContext;
import com.datastax.oss.driver.internal.core.util.GraalDependencyChecker;
import com.oracle.svm.core.annotate.Alias;
import com.oracle.svm.core.annotate.Delete;
import com.oracle.svm.core.annotate.Substitute;
import com.oracle.svm.core.annotate.TargetClass;
import com.oracle.svm.core.annotate.TargetElement;
import java.util.function.BooleanSupplier;
@SuppressWarnings("unused")
public class DefaultMetricsFactorySubstitutions {
@TargetClass(value = DefaultMetricsFactory.class, onlyWith = DropwizardMissing.class)
public static final class DefaultMetricsFactoryDropwizardMissing {
@Alias
@TargetElement(name = "delegate")
@SuppressWarnings({"FieldCanBeLocal", "FieldMayBeFinal"})
private MetricsFactory delegate;
@Substitute
@TargetElement(name = TargetElement.CONSTRUCTOR_NAME)
public DefaultMetricsFactoryDropwizardMissing(DriverContext context) {
this.delegate = new NoopMetricsFactory(context);
}
}
@TargetClass(value = DropwizardMetricsFactory.class, onlyWith = DropwizardMissing.class)
@Delete
public static final class DeleteDropwizardMetricsFactory {}
public static class DropwizardMissing implements BooleanSupplier {
@Override
public boolean getAsBoolean() {
return !GraalDependencyChecker.isPresent(DROPWIZARD);
}
}
}