/**
* resolve attribute created-by.
*
* @param ctx EvaluationContext
* @param attributeIdValue whole attribute
* @param resolvableAttribute resolvable part of attribute
* @param tail tail after resolvable part
* @return Object[] result
* @throws de.escidoc.core.common.exceptions.system.WebserverSystemException
* @throws de.escidoc.core.common.exceptions.system.SqlDatabaseSystemException
* @throws de.escidoc.core.common.exceptions.application.notfound.GrantNotFoundException
* @throws de.escidoc.core.common.exceptions.application.notfound.ResourceNotFoundException
*/
private Object[] resolveCreatedByAttribute(
final EvaluationCtx ctx,
final String attributeIdValue,
final String resolvableAttribute,
final String tail)
throws GrantNotFoundException, SqlDatabaseSystemException, ResourceNotFoundException,
WebserverSystemException {
final String userOrGroupId =
FinderModuleHelper.retrieveSingleResourceAttribute(ctx, Constants.URI_RESOURCE_ID, true);
final String grantId =
FinderModuleHelper.retrieveSingleResourceAttribute(ctx, Constants.URI_SUBRESOURCE_ID, true);
if (grantId == null || grantId.length() == 0) {
throw new GrantNotFoundException("no grantId found");
}
final RoleGrant grant =
resolvableAttribute.matches(".*" + XmlUtility.NAME_USER_ACCOUNT + ".*")
? userAccountDao.retrieveGrant(userOrGroupId, grantId)
: userGroupDao.retrieveGrant(grantId);
assertGrant(grantId, grant);
final String createdBy = grant.getCreatorId();
final EvaluationResult result =
CustomEvaluationResultBuilder.createSingleStringValueResult(createdBy);
return new Object[] {result, resolvableAttribute};
}
/**
* Retrieve user-group grant from the system.
*
* @param ctx The evaluation context, which will be used as key for the cache.
* @param grantId The grant id.
* @return Returns the {@code RoleGrant} identified by the provided id.
* @throws WebserverSystemException Thrown in case of an internal error.
* @throws GrantNotFoundException Thrown if no grant with provided id exists.
*/
private RoleGrant getUserGroupGrant(final EvaluationCtx ctx, final String grantId)
throws WebserverSystemException, GrantNotFoundException {
RoleGrant grant = (RoleGrant) getFromCache(XmlUtility.NAME_ID, null, null, grantId, ctx);
if (grant == null) {
try {
grant = userGroupDao.retrieveGrant(grantId);
} catch (final Exception e) {
throw new WebserverSystemException(
StringUtility.format("Exception during retrieval of the grant", e.getMessage()), e);
}
}
assertGrant(grantId, grant);
putInCache(XmlUtility.NAME_ID, null, null, grantId, ctx, grant);
return grant;
}
/**
* Retrieve user-group grant from the system.
*
* @param ctx The evaluation context, which will be used as key for the cache.
* @param grantId The grant id.
* @return Returns the <code>RoleGrant</code> identified by the provided id.
* @throws WebserverSystemException Thrown in case of an internal error.
* @throws GrantNotFoundException Thrown if no grant with provided id exists.
*/
private RoleGrant getUserGroupGrant(final EvaluationCtx ctx, final String grantId)
throws WebserverSystemException, GrantNotFoundException {
final StringBuffer key = StringUtility.concatenateWithColon(XmlUtility.NAME_ID, grantId);
RoleGrant grant = (RoleGrant) RequestAttributesCache.get(ctx, key.toString());
if (grant == null) {
try {
grant = userGroupDao.retrieveGrant(grantId);
} catch (final Exception e) {
throw new WebserverSystemException(
StringUtility.format("Exception during retrieval of the grant", e.getMessage()), e);
}
}
assertGrant(grantId, grant);
RequestAttributesCache.put(ctx, key.toString(), grant);
return grant;
}