/**
* Copyright 2011-2017 Asakusa Framework Team.
*
* 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 com.asakusafw.yaess.basic;
import java.io.IOException;
import java.text.MessageFormat;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.asakusafw.runtime.core.context.SimulationSupport;
import com.asakusafw.yaess.core.ExecutionContext;
import com.asakusafw.yaess.core.ExecutionMonitorProvider;
import com.asakusafw.yaess.core.PhaseMonitor;
import com.asakusafw.yaess.core.ServiceProfile;
/**
* Basic implementation of {@link ExecutionMonitorProvider}.
* @since 0.2.3
*/
@SimulationSupport
public class BasicMonitorProvider extends ExecutionMonitorProvider {
static final Logger LOG = LoggerFactory.getLogger(BasicMonitorProvider.class);
private volatile double stepUnit;
/**
* The key name of step unit (optional).
*/
public static final String KEY_STEP_UNIT = "stepUnit";
@Override
protected void doConfigure(ServiceProfile<?> profile) throws InterruptedException, IOException {
configureStepUnit(profile);
}
private void configureStepUnit(ServiceProfile<?> profile) throws IOException {
assert profile != null;
String stepUnitString = profile.getConfiguration(KEY_STEP_UNIT, false, true);
if (stepUnitString == null) {
LOG.debug("{} is not defined in {}", KEY_STEP_UNIT, profile.getPrefix());
} else {
try {
stepUnit = Double.parseDouble(stepUnitString);
} catch (NumberFormatException e) {
throw new IOException(MessageFormat.format(
"{0}.{1} must be a number: {2}",
profile.getPrefix(),
KEY_STEP_UNIT,
stepUnitString));
}
}
}
@Override
public PhaseMonitor newInstance(ExecutionContext context) throws InterruptedException, IOException {
if (context == null) {
throw new IllegalArgumentException("context must not be null"); //$NON-NLS-1$
}
return new LoggingExecutionMonitor(context, stepUnit);
}
}