awsapi/src/com/cloud/bridge/persist/dao/SAclDaoImpl.java

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// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package com.cloud.bridge.persist.dao;

import java.util.Date;
import java.util.List;

import javax.ejb.Local;

import org.springframework.stereotype.Component;

import com.cloud.bridge.model.SAcl;
import com.cloud.bridge.model.SAclVO;
import com.cloud.bridge.service.core.s3.S3AccessControlList;
import com.cloud.bridge.service.core.s3.S3Grant;
import com.cloud.utils.db.Filter;
import com.cloud.utils.db.GenericDaoBase;
import com.cloud.utils.db.SearchBuilder;
import com.cloud.utils.db.SearchCriteria;
import com.cloud.utils.db.TransactionLegacy;

@Component
@Local(value = {SAclDao.class})
public class SAclDaoImpl extends GenericDaoBase<SAclVO, Long> implements SAclDao {

    public SAclDaoImpl() {
    }

    @Override
    public List<SAclVO> listGrants(String target, long targetId) {
        SearchBuilder<SAclVO> SearchByTarget = createSearchBuilder();
        SearchByTarget.and("Target", SearchByTarget.entity().getTarget(), SearchCriteria.Op.EQ);
        SearchByTarget.and("TargetID", SearchByTarget.entity().getTargetId(), SearchCriteria.Op.EQ);
        SearchByTarget.done();
        Filter filter = new Filter(SAclVO.class, "grantOrder", Boolean.TRUE, null, null);
        TransactionLegacy txn = TransactionLegacy.open(TransactionLegacy.AWSAPI_DB);
        try {
            txn.start();
            SearchCriteria<SAclVO> sc = SearchByTarget.create();
            sc.setParameters("Target", target);
            sc.setParameters("TargetID", targetId);
            return listBy(sc, filter);

        } finally {
            txn.close();
        }
    }

    @Override
    public List<SAclVO> listGrants(String target, long targetId, String userCanonicalId) {
        SearchBuilder<SAclVO> SearchByAcl = createSearchBuilder();
        SearchByAcl.and("Target", SearchByAcl.entity().getTarget(), SearchCriteria.Op.EQ);
        SearchByAcl.and("TargetID", SearchByAcl.entity().getTargetId(), SearchCriteria.Op.EQ);
        SearchByAcl.and("GranteeCanonicalID", SearchByAcl.entity().getGranteeCanonicalId(), SearchCriteria.Op.EQ);
        Filter filter = new Filter(SAclVO.class, "grantOrder", Boolean.TRUE, null, null);
        TransactionLegacy txn = TransactionLegacy.open(TransactionLegacy.AWSAPI_DB);
        try {
            txn.start();
            SearchCriteria<SAclVO> sc = SearchByAcl.create();
            sc.setParameters("Target", target);
            sc.setParameters("TargetID", targetId);
            sc.setParameters("GranteeCanonicalID", userCanonicalId);
            return listBy(sc, filter);
        } finally {
            txn.close();
        }
    }

    @Override
    public void save(String target, long targetId, S3AccessControlList acl) {
        SearchBuilder<SAclVO> SearchByTarget = createSearchBuilder();
        SearchByTarget.and("Target", SearchByTarget.entity().getTarget(), SearchCriteria.Op.EQ);
        SearchByTarget.and("TargetID", SearchByTarget.entity().getTargetId(), SearchCriteria.Op.EQ);

        TransactionLegacy txn = TransactionLegacy.open(TransactionLegacy.AWSAPI_DB);
        try {
            txn.start();
            SearchCriteria<SAclVO> sc = SearchByTarget.create();
            sc.setParameters("Target", target);
            sc.setParameters("TargetID", targetId);
            this.remove(sc);
            if (acl != null) {
                S3Grant[] grants = acl.getGrants();
                if (grants != null && grants.length > 0) {
                    int grantOrder = 1;
                    for (S3Grant grant : grants) {
                        save(target, targetId, grant, grantOrder++);
                    }
                }
            }
            txn.commit();
        } finally {
            txn.close();
        }

    }

    @Override
    public SAcl save(String target, long targetId, S3Grant grant, int grantOrder) {
        SAclVO aclEntry = new SAclVO();
        aclEntry.setTarget(target);
        aclEntry.setTargetId(targetId);
        aclEntry.setGrantOrder(grantOrder);

        int grantee = grant.getGrantee();
        aclEntry.setGranteeType(grantee);
        aclEntry.setPermission(grant.getPermission());
        aclEntry.setGranteeCanonicalId(grant.getCanonicalUserID());

        Date ts = new Date();
        aclEntry.setCreateTime(ts);
        aclEntry.setLastModifiedTime(ts);
        aclEntry = this.persist(aclEntry);
        return aclEntry;
    }
}