/**
* 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 org.apache.aurora.scheduler.http;
import java.io.StringWriter;
import java.util.function.Consumer;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Response;
import org.antlr.stringtemplate.StringTemplate;
import org.apache.aurora.common.util.templating.StringTemplateHelper;
import org.apache.aurora.common.util.templating.StringTemplateHelper.TemplateException;
/**
* Base class for common functions needed in a jersey stringtemplate servlet.
*
* TODO(wfarner): This class should be composed rather than extended. Turn it into a helper class.
*/
class JerseyTemplateServlet {
private final StringTemplateHelper templateHelper;
protected JerseyTemplateServlet(String templatePath) {
templateHelper = new StringTemplateHelper(getClass(), templatePath, true);
}
protected final Response fillTemplate(Consumer<StringTemplate> populator) {
StringWriter output = new StringWriter();
try {
templateHelper.writeTemplate(output, populator);
} catch (TemplateException e) {
throw new WebApplicationException(e);
}
return Response.ok(output.toString()).build();
}
}