Examples with MCRUsageException org.mycore.common.MCRUsageException used on opensource projects

Example 11 with MCRUsageException

use of org.mycore.common.MCRUsageException in project mycore by MyCoRe-Org.

the class MCRMetadataVersion method retrieve.

/**
 * Retrieves this version of the metadata
 *
 * @return the metadata document as it was in this version
 * @throws MCRUsageException
 *             if this is a deleted version, which can not be retrieved
 */
public MCRContent retrieve() throws IOException {
    if (type == DELETED) {
        String msg = "You can not retrieve a deleted version, retrieve a previous version instead";
        throw new MCRUsageException(msg);
    }
    try {
        SVNRepository repository = vm.getStore().getRepository();
        MCRByteArrayOutputStream baos = new MCRByteArrayOutputStream();
        repository.getFile(vm.getStore().getSlotPath(vm.getID()), revision, null, baos);
        baos.close();
        return new MCRByteContent(baos.getBuffer(), 0, baos.size(), getDate().getTime());
    } catch (SVNException e) {
        throw new IOException(e);
    }
}