hu.icellmobilsoft.dookug.engine.handlebars.DookugHandlebarsTemplateLoader Maven / Gradle / Ivy
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/*-
* #%L
* DookuG
* %%
* Copyright (C) 2023 i-Cell Mobilsoft Zrt.
* %%
* 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.
* #L%
*/
package hu.icellmobilsoft.dookug.engine.handlebars;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.text.MessageFormat;
import java.util.Optional;
import jakarta.enterprise.inject.Model;
import jakarta.inject.Inject;
import com.github.jknack.handlebars.io.AbstractTemplateLoader;
import com.github.jknack.handlebars.io.StringTemplateSource;
import com.github.jknack.handlebars.io.TemplateSource;
import hu.icellmobilsoft.dookug.common.cdi.template.Template;
import hu.icellmobilsoft.dookug.common.cdi.template.TemplateContainer;
/**
* Dookug implementation of handlebars template loader interface.
*
* @author laszlo.padar
* @since 0.1.0
*/
@Model
public class DookugHandlebarsTemplateLoader extends AbstractTemplateLoader {
@Inject
private TemplateContainer templateContainer;
@Override
public TemplateSource sourceAt(final String uri) throws IOException {
Optional templateOptional = templateContainer.getTemplate(uri);
if (templateOptional.isEmpty()) {
String msg = MessageFormat.format("DookugHandlebarsTemplateLoader: template with name [{0}] not found!", uri);
throw new IOException(msg);
}
return new StringTemplateSource(uri, new String(templateOptional.get().getTemplateContent(), StandardCharsets.UTF_8));
}
}
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