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HttpClient-based client for Riak

There is a newer version: 2.1.1

package com.basho.riak.client.api.commands.search;

import com.basho.riak.client.api.RiakCommand;
import com.basho.riak.client.api.commands.CoreFutureAdapter;
import com.basho.riak.client.core.RiakCluster;
import com.basho.riak.client.core.RiakFuture;
import com.basho.riak.client.core.operations.YzDeleteIndexOperation;


/**
 * Command used to delete a search index in Riak.
 * @author Dave Rusek 
 * @since 2.0
 */
public final class DeleteIndex extends RiakCommand
{
	private final String index;

	DeleteIndex(Builder builder)
	{
		this.index = builder.index;
	}

	@Override
    protected final RiakFuture executeAsync(RiakCluster cluster)
    {
        RiakFuture coreFuture =
            cluster.execute(buildCoreOperation());
        
        CoreFutureAdapter future =
            new CoreFutureAdapter(coreFuture)
    {
        
        @Override
        protected Void convertResponse(Void coreResponse)
        {
            return coreResponse;
        }

        @Override
        protected String convertQueryInfo(String coreQueryInfo)
        {
            return coreQueryInfo;
        }
            };
        coreFuture.addListener(future);
        return future;
    }
    
    private YzDeleteIndexOperation buildCoreOperation()
    {
        return new YzDeleteIndexOperation.Builder(index).build();
    }
    
    /**
     * Builder for a DeleteIndex command.
     */
	public static class Builder
	{

		private final String index;

        /**
         * Construct a Builder for a DeleteIndex command.
         *
         * @param index The name of the search index to delete from Riak.
         */
		public Builder(String index)
		{
			this.index = index;
		}

        /**
         * Construct the DeleteIndex command.
         * @return the new DeleteIndex command.
         */
		public DeleteIndex build()
		{
			return new DeleteIndex(this);
		}
	}
}