Java Code Examples for net.sf.ehcache.Cache#getSearchAttribute()

@Override
public DomainRoleEntry getDomainRole(String uid, Role role) {
    Cache cache = getCache(CacheId.DOMAIN_ROLES);
    Attribute<String> uidAttribute = cache.getSearchAttribute(UserRoleKey.USER_ID);
    Attribute<Role> roleAttribute = cache.getSearchAttribute(UserRoleKey.ROLE);
    // query is the fastest if you search for keys and if you need value then call Cache.get(key)
    Query queryRequestedUid = cache.createQuery()
                                   .addCriteria(uidAttribute.eq(uid))
                                   .addCriteria(roleAttribute.eq(role))
                                   .includeKeys()
                                   .end();
    Results results = queryRequestedUid.execute();
    DomainRoleEntry domainRole = null;
    if (!results.all().isEmpty()) {
        // Note: since (uid, role) is the primary key in domain role table
        // results is either empty or contains exactly one entry
        assert (results.all().size() == 1);
        domainRole = (DomainAccessControlStoreEhCache.<DomainRoleEntry> getElementValue(cache.get(results.all()
                                                                                                         .get(0)
                                                                                                         .getKey())));
    }

    return domainRole;
}
 

private <T extends ControlEntry> List<T> getAces(String uid, CacheId cacheId) {
    Cache cache = getCache(cacheId);
    List<T> aces = new ArrayList<T>();
    // here search on uid take place
    Attribute<String> uidAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.USER_ID);
    // query is the fastest if you search for keys and if you need value then call Cache.get(key)
    Query queryRequestedUid = cache.createQuery()
                                   .addCriteria(uidAttribute.eq(uid).or(uidAttribute.eq(WILDCARD)))
                                   // have specific user ids appear before wildcards
                                   .addOrderBy(uidAttribute, Direction.DESCENDING)
                                   .includeKeys()
                                   .end();
    Results results = queryRequestedUid.execute();
    for (Result result : results.all()) {
        aces.add(DomainAccessControlStoreEhCache.<T> getElementValue(cache.get(result.getKey())));
    }

    return aces;
}
 

private <T extends ControlEntry> List<T> getAces(String domain, String interfaceName, CacheId cacheId) {
    Cache cache = getCache(cacheId);
    List<T> aces = new ArrayList<T>();
    // here search on domain and interface take place
    Attribute<String> domainAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.DOMAIN);
    Attribute<String> interfaceAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.INTERFACE);
    // query is the fastest if you search for keys and if you need value then call Cache.get(key)
    Query queryDomainInterface = cache.createQuery()
                                      .addCriteria(domainAttribute.eq(domain)
                                                                  .and(interfaceAttribute.eq(interfaceName)))
                                      .includeKeys()
                                      .end();
    Results results = queryDomainInterface.execute();
    for (Result result : results.all()) {
        T ace = DomainAccessControlStoreEhCache.<T> getElementValue(cache.get(result.getKey()));
        aces.add(ace);
    }

    return aces;
}
 

@Override
public List<DomainRoleEntry> getDomainRoles(String uid) {
    Cache cache = getCache(CacheId.DOMAIN_ROLES);
    List<DomainRoleEntry> domainRoles = new ArrayList<DomainRoleEntry>();
    Attribute<String> uidAttribute = cache.getSearchAttribute(UserRoleKey.USER_ID);
    // query is the fastest if you search for keys and if you need value then call Cache.get(key)
    Query queryRequestedUid = cache.createQuery().addCriteria(uidAttribute.eq(uid)).includeKeys().end();
    Results results = queryRequestedUid.execute();
    for (Result result : results.all()) {
        domainRoles.add(DomainAccessControlStoreEhCache.<DomainRoleEntry> getElementValue(cache.get(result.getKey())));
    }

    return domainRoles;
}
 

private <T extends ControlEntry> T getAce(CacheId cacheId,
                                          String uid,
                                          String domain,
                                          String interfaceName,
                                          String operation) {
    Cache cache = getCache(cacheId);
    Attribute<String> uidAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.USER_ID);
    Attribute<String> domainAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.DOMAIN);
    Attribute<String> interfaceAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.INTERFACE);
    Attribute<String> operationAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.OPERATION);
    Query queryAllOperations = cache.createQuery()
                                    .addCriteria(uidAttribute.eq(uid).or(uidAttribute.eq(WILDCARD)))
                                    .addCriteria(domainAttribute.eq(domain))
                                    .addCriteria(interfaceAttribute.eq(interfaceName))
                                    .addCriteria(operationAttribute.eq(operation))
                                    // have specific user ids appear before wildcards
                                    .addOrderBy(uidAttribute, Direction.DESCENDING)
                                    .includeKeys()
                                    .end();
    Results results = queryAllOperations.execute();
    T ace = null;
    if (!results.all().isEmpty()) {
        ace = DomainAccessControlStoreEhCache.<T> getElementValue(cache.get(results.all().get(0).getKey()));
    }

    return ace;
}
 

private <T extends ControlEntry> List<T> getAces(CacheId cacheId, String uid, String domain, String interfaceName) {
    Cache cache = getCache(cacheId);
    Attribute<String> uidAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.USER_ID);
    Attribute<String> domainAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.DOMAIN);
    Attribute<String> interfaceAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.INTERFACE);
    Query queryAllOperations = cache.createQuery()
                                    .addCriteria(uidAttribute.eq(uid).or(uidAttribute.eq(WILDCARD)))
                                    .addCriteria(domainAttribute.eq(domain))
                                    .addCriteria(interfaceAttribute.eq(interfaceName))
                                    // have specific user ids appear before wildcards
                                    .addOrderBy(uidAttribute, Direction.DESCENDING)
                                    .includeKeys()
                                    .end();
    Results results = queryAllOperations.execute();
    List<T> aces = new ArrayList<T>();
    String currentUid = null;
    for (Result result : results.all()) {
        T ace = DomainAccessControlStoreEhCache.<T> getElementValue(cache.get(result.getKey()));

        // Don't add uid wildcards if a specific uid has been added to the results
        if (currentUid == null) {
            currentUid = ace.getUid();
        } else if (!currentUid.equals(ace.getUid())) {
            break;
        }

        aces.add(ace);
    }

    return aces;
}
 

private <T extends ControlEntry> List<T> getEditableAces(String uid, CacheId cacheId, Role role) {
    List<T> aces = new ArrayList<T>();
    // find out first on which domains uid has specified role
    Cache drtCache = getCache(CacheId.DOMAIN_ROLES);
    UserRoleKey dreKey = new UserRoleKey(uid, role);
    String[] uidDomains = null;
    // read domains from DRE
    if (drtCache.isKeyInCache(dreKey)) {
        DomainRoleEntry dre = DomainAccessControlStoreEhCache.<DomainRoleEntry> getElementValue(drtCache.get(dreKey));
        uidDomains = dre.getDomains();
    }
    // if uid has no domains with specified role return empty list
    if (uidDomains == null || uidDomains.length == 0) {
        return aces;
    }

    Cache cache = getCache(cacheId);
    // here should search on uid and domain take place
    Attribute<String> uidAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.USER_ID);
    Attribute<String> domainAttribute = cache.getSearchAttribute(UserDomainInterfaceOperationKey.DOMAIN);
    for (String domain : uidDomains) {
        Query query = cache.createQuery()
                           .addCriteria(uidAttribute.eq(uid).and(domainAttribute.eq(domain)))
                           .includeKeys()
                           .end();
        Results results = query.execute();
        for (Result result : results.all()) {
            aces.add(DomainAccessControlStoreEhCache.<T> getElementValue(cache.get(result.getKey())));
        }

    }

    return aces;
}