net.spy.memcached.protocol.ascii.ConcatenationOperationImpl Maven / Gradle / Ivy

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package net.spy.memcached.protocol.ascii;

import net.spy.memcached.ops.APIType;
import net.spy.memcached.ops.ConcatenationOperation;
import net.spy.memcached.ops.ConcatenationType;
import net.spy.memcached.ops.OperationCallback;

/**
 * Operation for ascii concatenations.
 */
public class ConcatenationOperationImpl extends BaseStoreOperationImpl
		implements ConcatenationOperation {

	private final ConcatenationType concatType;

	public ConcatenationOperationImpl(ConcatenationType t, String k,
		byte[] d, OperationCallback cb) {
		super(t.name(), k, 0, 0, d, cb);
		concatType = t;
		if (t == ConcatenationType.append)
			setAPIType(APIType.APPEND);
		else if (t == ConcatenationType.prepend)
			setAPIType(APIType.PREPEND);
	}

	public long getCasValue() {
		// ASCII cat ops don't have CAS.
		return 0;
	}

	public ConcatenationType getStoreType() {
		return concatType;
	}

}