package org.jboss.resteasy.plugins.delegates;
import javax.ws.rs.core.EntityTag;
import javax.ws.rs.ext.RuntimeDelegate;
import org.jboss.resteasy.resteasy_jaxrs.i18n.Messages;
/**
* @author <a href="mailto:bill@burkecentral.com">Bill Burke</a>
* @version $Revision: 1 $
*/
public class EntityTagDelegate implements RuntimeDelegate.HeaderDelegate<EntityTag>
{
public EntityTag fromString(String value) throws IllegalArgumentException
{
if (value == null) throw new IllegalArgumentException(Messages.MESSAGES.entityTagValueNull());
boolean weakTag = false;
if (value.startsWith("W/"))
{
weakTag = true;
value = value.substring(2);
}
if (value.startsWith("\""))
{
value = value.substring(1);
}
if (value.endsWith("\""))
{
value = value.substring(0, value.length() - 1);
}
return new EntityTag(value, weakTag);
}
public String toString(EntityTag value)
{
String weak = value.isWeak() ? "W/" : "";
return weak + '"' + value.getValue() + '"';
}
}