ca.uhn.fhir.validation.schematron.SchematronProvider Maven / Gradle / Ivy
/*
* #%L
* HAPI FHIR - Core Library
* %%
* Copyright (C) 2014 - 2024 Smile CDR, Inc.
* %%
* 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.
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*/
package ca.uhn.fhir.validation.schematron;
import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.i18n.Msg;
import ca.uhn.fhir.util.CoverageIgnore;
import ca.uhn.fhir.validation.FhirValidator;
import ca.uhn.fhir.validation.IValidatorModule;
import java.lang.reflect.Constructor;
public class SchematronProvider {
private static final String I18N_KEY_NO_PH_WARNING = FhirValidator.class.getName() + ".noPhWarningOnStartup";
private static final org.slf4j.Logger ourLog = org.slf4j.LoggerFactory.getLogger(FhirValidator.class);
@CoverageIgnore
public static boolean isSchematronAvailable(FhirContext theFhirContext) {
try {
Class.forName("com.helger.schematron.ISchematronResource");
return true;
} catch (ClassNotFoundException e) {
ourLog.info(theFhirContext.getLocalizer().getMessage(I18N_KEY_NO_PH_WARNING));
return false;
}
}
@SuppressWarnings("unchecked")
@CoverageIgnore
public static Class getSchematronValidatorClass() {
try {
return (Class)
Class.forName("ca.uhn.fhir.validation.schematron.SchematronBaseValidator");
} catch (ClassNotFoundException e) {
throw new IllegalStateException(Msg.code(1973) + "Cannot resolve schematron validator ", e);
}
}
@CoverageIgnore
public static IValidatorModule getSchematronValidatorInstance(FhirContext myContext) {
try {
Class cls = getSchematronValidatorClass();
Constructor constructor = cls.getConstructor(FhirContext.class);
return constructor.newInstance(myContext);
} catch (Exception e) {
throw new IllegalStateException(Msg.code(1974) + "Cannot construct schematron validator ", e);
}
}
}