plugins/hypervisors/xenserver/src/main/java/com/cloud/hypervisor/xenserver/resource/wrapper/xenbase/CitrixDeleteStoragePoolCommandWrapper.java

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//   http://www.apache.org/licenses/LICENSE-2.0
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package com.cloud.hypervisor.xenserver.resource.wrapper.xenbase;

import java.util.Map;


import com.cloud.agent.api.Answer;
import com.cloud.agent.api.DeleteStoragePoolCommand;
import com.cloud.agent.api.to.StorageFilerTO;
import com.cloud.hypervisor.xenserver.resource.CitrixHelper;
import com.cloud.hypervisor.xenserver.resource.CitrixResourceBase;
import com.cloud.resource.CommandWrapper;
import com.cloud.resource.ResourceWrapper;
import com.xensource.xenapi.Connection;
import com.xensource.xenapi.SR;

@ResourceWrapper(handles =  DeleteStoragePoolCommand.class)
public final class CitrixDeleteStoragePoolCommandWrapper extends CommandWrapper<DeleteStoragePoolCommand, Answer, CitrixResourceBase> {

    @Override
    public Answer execute(final DeleteStoragePoolCommand command, final CitrixResourceBase citrixResourceBase) {
        final Connection conn = citrixResourceBase.getConnection();
        final StorageFilerTO poolTO = command.getPool();

        try {
            final SR sr;

            // getRemoveDatastore being true indicates we are using managed storage and need to pull the SR name out of a Map
            // instead of pulling it out using getUuid of the StorageFilerTO instance.

            String srNameLabel;
            if (command.getRemoveDatastore()) {
                Map<String, String> details = command.getDetails();
                srNameLabel = details.get(DeleteStoragePoolCommand.DATASTORE_NAME);
            }
            else {
                srNameLabel = CitrixHelper.getSRNameLabel(poolTO.getUuid(), poolTO.getType(), poolTO.getPath());
            }
            sr = citrixResourceBase.getStorageRepository(conn, srNameLabel);

            citrixResourceBase.removeSR(conn, sr);

            final Answer answer = new Answer(command, true, "success");

            return answer;
        } catch (final Exception e) {
            final String msg = "DeleteStoragePoolCommand XenAPIException:" + e.getMessage() + " host:" + citrixResourceBase.getHost().getUuid() +
                    " pool: " + poolTO.getHost() + poolTO.getPath();

            logger.error(msg, e);

            return new Answer(command, false, msg);
        }
    }
}