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Aliyun Tair Redis client for Java
Copyright (C) Alibaba Cloud Computing
All rights reserved.
版权所有 (C)阿里云计算有限公司
http://www.aliyun.com
package com.aliyun.tair.tairhash.params;
import java.util.ArrayList;
import redis.clients.jedis.params.Params;
import redis.clients.jedis.util.SafeEncoder;
public class ExhsetParams extends Params {
private static final String XX = "xx";
private static final String NX = "nx";
private static final String PX = "px";
private static final String EX = "ex";
private static final String EXAT = "exat";
private static final String PXAT = "pxat";
private static final String VER = "ver";
private static final String ABS = "abs";
private static final String NOACTIVE = "noactive";
public ExhsetParams() {}
public static ExhsetParams ExhsetParams() {
return new ExhsetParams();
}
/**
* Only set the key if it already exist.
*
* @return SetParams
*/
public ExhsetParams xx() {
addParam(XX);
return this;
}
/**
* Only set the key if it does not already exist.
*
* @return SetParams
*/
public ExhsetParams nx() {
addParam(NX);
return this;
}
/**
* Set the specified expire time, in seconds.
*
* @param secondsToExpire
* @return SetParams
*/
public ExhsetParams ex(int secondsToExpire) {
addParam(EX, secondsToExpire);
return this;
}
/**
* Set the specified expire time, in milliseconds.
*
* @param millisecondsToExpire
* @return SetParams
*/
public ExhsetParams px(long millisecondsToExpire) {
addParam(PX, millisecondsToExpire);
return this;
}
/**
* Set the specified absolute expire time, in seconds.
*
* @param secondsToExpire
* @return SetParams
*/
public ExhsetParams exat(int secondsToExpire) {
addParam(EXAT, secondsToExpire);
return this;
}
/**
* Set the specified absolute expire time, in milliseconds.
*
* @param millisecondsToExpire
* @return SetParams
*/
public ExhsetParams pxat(long millisecondsToExpire) {
addParam(PXAT, millisecondsToExpire);
return this;
}
/**
* Set if version equal or not exist
*
* @param version
* @return SetParams
*/
public ExhsetParams ver(long version) {
addParam(VER, version);
return this;
}
/**
* Set version to absoluteVersion
*
* @param absoluteVersion
* @return SetParams
*/
public ExhsetParams abs(long absoluteVersion) {
addParam(ABS, absoluteVersion);
return this;
}
public ExhsetParams noactive( ) {
addParam(NOACTIVE, "");
return this;
}
private void addParamWithValue(ArrayList byteParams, String option) {
if (contains(option)) {
byteParams.add(SafeEncoder.encode(option));
byteParams.add(SafeEncoder.encode(String.valueOf((Object)getParam(option))));
}
}
public byte[][] getByteParams(byte[]... args) {
ArrayList byteParams = new ArrayList();
for (byte[] arg : args) {
byteParams.add(arg);
}
if (contains(XX)) {
byteParams.add(SafeEncoder.encode(XX));
}
if (contains(NX)) {
byteParams.add(SafeEncoder.encode(NX));
}
addParamWithValue(byteParams, EX);
addParamWithValue(byteParams, PX);
addParamWithValue(byteParams, EXAT);
addParamWithValue(byteParams, PXAT);
addParamWithValue(byteParams, VER);
addParamWithValue(byteParams, ABS);
if(contains(NOACTIVE)){
byteParams.add(SafeEncoder.encode(NOACTIVE));
}
return byteParams.toArray(new byte[byteParams.size()][]);
}
}
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