com.anrisoftware.globalpom.constants.StandardPlanckConstantProvider Maven / Gradle / Ivy
/*
* Copyright 2016 Erwin Müller
*
* 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.anrisoftware.globalpom.constants;
import java.text.ParseException;
import javax.inject.Inject;
import javax.inject.Singleton;
import com.anrisoftware.globalpom.measurement.Measure;
import com.google.inject.Provider;
/**
* Provides the physical constants of the planck constant {@code ℎ} that
* calculates error propagation using standard uncertainty.
*
* @author Erwin Mueller, [email protected]
* @since 1.10
*/
@Singleton
public class StandardPlanckConstantProvider implements Provider> {
private static final String NAME = "planck_constant";
private Measure constant;
@Inject
void setStandardConstantsProvider(StandardConstantsProvider provider)
throws ParseException {
this.constant = getConstant(provider.get());
}
@Override
public Measure get() {
return constant;
}
private Measure getConstant(Constants constants) throws ParseException {
return constants.getConstant(NAME);
}
}