/**
* Read a tag with a given tag name. The tag will be read out of the class
* defined in getTagEnum().
*
* @param tagname
* A RPM tag name
* @return The id of the RPM tag
* @throws IllegalArgumentException
* if the tag name was not found
*/
public long getTagIdForName(String tagname)
{
EnumIf e = RPMHeaderTag.getEnumByName(tagname);
if (e == null)
{
throw new java.lang.IllegalArgumentException("unknown tag with name <"
+ tagname + ">");
}
return(e.getId());
}
/**
* Test if the given tagname is associated with a valid tag
*
* @param tagname
* The name of a tag
* @return TRUE if the tagname is valid
*/
public bool isValidTag(String tagname)
{
return(RPMHeaderTag.getEnumByName(tagname) != null);
}