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/*
 * arcus-java-client : Arcus Java client
 * Copyright 2010-2014 NAVER Corp.
 *
 * Licensed 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
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.spy.memcached.collection;

import net.spy.memcached.util.BTreeUtil;

public class BTreeCount extends CollectionCount {

	private static final String command = "bop count";
	
	protected final String range;
	
	protected final ElementFlagFilter elementFlagFilter;

	public BTreeCount(long from, long to, ElementFlagFilter elementFlagFilter) {
		this.range = String.valueOf(from) + ".." + String.valueOf(to);
		this.elementFlagFilter = elementFlagFilter;
	}

	public BTreeCount(byte[] from, byte[] to, ElementFlagFilter elementFlagFilter) {
		this.range = BTreeUtil.toHex(from) + ".." + BTreeUtil.toHex(to);
		this.elementFlagFilter = elementFlagFilter;
	}

	public BTreeCount(long from, long to, ElementMultiFlagsFilter elementMultiFlagsFilter) {
		this.range = String.valueOf(from) + ".." + String.valueOf(to);
		this.elementFlagFilter = (ElementFlagFilter)elementMultiFlagsFilter;
	}

	public BTreeCount(byte[] from, byte[] to, ElementMultiFlagsFilter elementMultiFlagsFilter) {
		this.range = BTreeUtil.toHex(from) + ".." + BTreeUtil.toHex(to);
		this.elementFlagFilter = (ElementFlagFilter)elementMultiFlagsFilter;
	}

	public String stringify() {
		if (str != null)
			return str;

		StringBuilder b = new StringBuilder();

		b.append(range);

		if (elementFlagFilter != null) {
			b.append(" ").append(elementFlagFilter.toString());
		}

		str = b.toString();
		return str;
	}

	public String getCommand() {
		return command;
	}
}




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