package io.dropwizard.views.mustache;
import com.github.mustachejava.DefaultMustacheFactory;
import com.github.mustachejava.MustacheException;
import com.google.common.base.Charsets;
import io.dropwizard.views.View;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
/**
* A class-specific Mustache factory which caches the parsed/compiled templates.
*/
class PerClassMustacheFactory extends DefaultMustacheFactory {
private final Class<? extends View> klass;
PerClassMustacheFactory(Class<? extends View> klass) {
this.klass = klass;
}
@Override
public Reader getReader(String resourceName) {
final InputStream is = klass.getResourceAsStream(resourceName);
if (is == null) {
throw new MustacheException("Template " + resourceName + " not found");
}
return new BufferedReader(new InputStreamReader(is, Charsets.UTF_8));
}
}