
org.apache.ignite.ml.environment.logging.NoOpLogger Maven / Gradle / Ivy
/*
* 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.ml.environment.logging;
import org.apache.ignite.ml.Model;
import org.apache.ignite.ml.math.primitives.vector.Vector;
/**
* MLLogger implementation skipping all logs.
*/
public class NoOpLogger implements MLLogger {
/** Factory. */
private static final Factory FACTORY = new Factory();
/**
* Returns NoOpLogger factory.
*/
public static Factory factory() {
return FACTORY;
}
/** {@inheritDoc} */
@Override public Vector log(Vector vector) {
return vector;
}
/** {@inheritDoc} */
@Override public Model log(VerboseLevel verboseLevel, Model mdl) {
return mdl;
}
/** {@inheritDoc} */
@Override public void log(VerboseLevel verboseLevel, String fmtStr, Object... params) {
}
/**
* NoOpLogger factory.
*/
private static class Factory implements MLLogger.Factory {
/** NoOpLogger instance. */
private final static NoOpLogger NO_OP_LOGGER = new NoOpLogger();
/** {@inheritDoc} */
@Override public MLLogger create(Class targetCls) {
return NO_OP_LOGGER;
}
}
}
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