io.nosqlbench.engine.api.activityapi.cyclelog.outputs.logger.LoggingOutput Maven / Gradle / Ivy
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The engine API for nosqlbench;
Provides the interfaces needed to build internal modules for the
nosqlbench core engine
/*
*
* Copyright 2016 jshook
* 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.nosqlbench.engine.api.activityapi.cyclelog.outputs.logger;
import io.nosqlbench.engine.api.activityapi.cyclelog.buffers.results.ResultReadable;
import io.nosqlbench.engine.api.activityapi.cyclelog.inputs.cyclelog.CanFilterResultValue;
import io.nosqlbench.engine.api.activityapi.output.Output;
import io.nosqlbench.engine.api.activityimpl.ActivityDef;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.LogManager;
import java.util.function.Predicate;
public class LoggingOutput implements Output,CanFilterResultValue {
private final static Logger logger = LogManager.getLogger(LoggingOutput.class);
private final ActivityDef def;
private final long slot;
private final ThreadLocal sb = ThreadLocal.withInitial(StringBuilder::new);
private Predicate filter;
public LoggingOutput(ActivityDef def, long slot) {
this.def = def;
this.slot = slot;
}
@Override
public boolean onCycleResult(long completedCycle, int result) {
if (filter!=null && !filter.test(new ResultReadableWrapper(result))) {
return true;
}
sb.get().setLength(0);
sb.get()
.append("activity=").append(def.getAlias())
.append(",cycle=").append(completedCycle)
.append(",result=").append((byte) (result & 127));
logger.info(sb.get().toString());
return true;
}
@Override
public void close() throws Exception {
}
@Override
public void setFilter(Predicate filter) {
this.filter = filter;
}
private static class ResultReadableWrapper implements ResultReadable {
private final int result;
public ResultReadableWrapper(int result) {
this.result = result;
}
public int getResult() { return result; }
}
}
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