package org.jtwig.resource.metadata;
import com.google.common.base.Optional;
import org.jtwig.resource.exceptions.ResourceException;
import java.io.InputStream;
import java.net.URL;
import java.nio.charset.Charset;
public class EmptyResourceMetadata implements ResourceMetadata {
private static final EmptyResourceMetadata INSTANCE = new EmptyResourceMetadata();
public static EmptyResourceMetadata instance () {
return INSTANCE;
}
private EmptyResourceMetadata() {}
@Override
public boolean exists() {
return false;
}
@Override
public InputStream load() {
throw new ResourceException("Empty resource");
}
@Override
public Optional<Charset> getCharset() {
return Optional.absent();
}
@Override
public Optional<URL> toUrl() {
return Optional.absent();
}
}