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package ca.nrc.cadc.ac.json;
import ca.nrc.cadc.ac.UserRequest;
import ca.nrc.cadc.ac.WriterException;
import ca.nrc.cadc.ac.xml.UserRequestWriter;
import ca.nrc.cadc.util.StringBuilderWriter;
import ca.nrc.cadc.xml.JsonOutputter;
import org.jdom2.Document;
import org.jdom2.Element;
import java.io.IOException;
import java.io.Writer;
import java.security.Principal;
/**
* Class to write a JSON representation of a UserRequest object.
*/
public class JsonUserRequestWriter extends UserRequestWriter
{
/**
* Write a UserRequest to a StringBuilder.
*
* @param userRequest UserRequest to write.
* @param builder StringBuilder to write to.
* @throws java.io.IOException if the writer fails to write.
* @throws WriterException
*/
public void write(UserRequest<? extends Principal> userRequest, StringBuilder builder)
throws IOException, WriterException
{
write(userRequest, new StringBuilderWriter(builder));
}
/**
* Write a UserRequest to a Writer.
*
* @param userRequest UserRequest to write.
* @param writer Writer to write to.
* @throws IOException if the writer fails to write.
* @throws WriterException
*/
public static void write(UserRequest<? extends Principal> userRequest, Writer writer)
throws IOException, WriterException
{
if (userRequest == null)
{
throw new WriterException("null UserRequest");
}
Element children = UserRequestWriter.getUserRequestElement(userRequest);
Element userRequestElement = new Element("userRequest");
userRequestElement.addContent(children);
Document document = new Document();
document.setRootElement(userRequestElement);
JsonOutputter jsonOutputter = new JsonOutputter();
jsonOutputter.getListElementNames().add("identities");
jsonOutputter.getListElementNames().add("details");
jsonOutputter.output(document, writer);
}
}