Example usage for org.springframework.security.util FieldUtils getField

Introduction

In this page you can find the example usage for org.springframework.security.util FieldUtils getField.

Prototype

public static Field getField(Class<?> clazz, String fieldName) throws IllegalStateException 

Source Link

Document

Attempts to locate the specified field on the class.

Usage

From source file:org.gaixie.micrite.security.service.impl.AclServiceImpl.java

@SuppressWarnings("unchecked")
public Map readAclsById(ObjectIdentity[] objects, Sid[] sids) throws NotFoundException {
    final Map acls = new HashMap();
    for (ObjectIdentity object : objects) {
        // ?Object?acl
        // ?ObjectclassNameid
        String javaType = object.getJavaType().getName();
        AclClass aclClass = aclClassDAO.findByClass(javaType);
        // No need to check for nulls, as guaranteed non-null by ObjectIdentity.getIdentifier() interface contract
        String identifier = object.getIdentifier().toString();
        long id = (Long.valueOf(identifier)).longValue();
        AclObjectIdentity aclObjectIdentity = aclObjectIdentityDAO.findByObjectId(aclClass.getId(), id);
        // ?acl?aclaces
        // spring securityacl?
        if (aclObjectIdentity == null) {
            throw new NotFoundException("Could not found specified aclObjectIdentity.");
            //                AclImpl acl = new AclImpl(object, 0, 
            //                        aclAuthorizationStrategy, auditLogger, 
            //                        null, null, false, new GrantedAuthoritySid("ROLE_ADMIN"));
            //                acls.put(object, acl); 
            //                continue;
        }//from  w  w w. jav a2s .c  o  m
        AclSid aclOwnerSid = aclObjectIdentity.getAclSid();
        Sid owner;

        if (aclOwnerSid.isPrincipal()) {
            owner = new PrincipalSid(aclOwnerSid.getSid());
        } else {
            owner = new GrantedAuthoritySid(aclOwnerSid.getSid());
        }
        AclImpl acl = new AclImpl(object, aclObjectIdentity.getId(), aclAuthorizationStrategy, auditLogger,
                null, null, false, owner);
        acls.put(object, acl);

        Field acesField = FieldUtils.getField(AclImpl.class, "aces");
        List aces;

        try {
            acesField.setAccessible(true);
            aces = (List) acesField.get(acl);
        } catch (IllegalAccessException ex) {
            throw new IllegalStateException(
                    "Could not obtain AclImpl.ace field: cause[" + ex.getMessage() + "]");
        }

        List<AclEntry> aclEntrys = aclEntryDAO.findByIdentityId(aclObjectIdentity.getId());

        for (AclEntry aclEntry : aclEntrys) {
            AclSid aclSid = aclEntry.getAclSid();
            Sid recipient;
            if (aclSid.isPrincipal()) {
                recipient = new PrincipalSid(aclSid.getSid());
            } else {
                recipient = new GrantedAuthoritySid(aclSid.getSid());
            }

            int mask = aclEntry.getMask();
            Permission permission = convertMaskIntoPermission(mask);
            boolean granting = aclEntry.isGranting();
            boolean auditSuccess = aclEntry.isAuditSuccess();
            boolean auditFailure = aclEntry.isAuditFailure();

            AccessControlEntryImpl ace = new AccessControlEntryImpl(aclEntry.getId(), acl, recipient,
                    permission, granting, auditSuccess, auditFailure);

            // Add the ACE if it doesn't already exist in the ACL.aces field
            if (!aces.contains(ace)) {
                aces.add(ace);
            }
        }

    }
    return acls;
}

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