com.qiniu.storage.Configuration Maven / Gradle / Ivy
Show all versions of qiniu-java-sdk Show documentation
package com.qiniu.storage;
import com.qiniu.common.Constants;
import com.qiniu.common.QiniuException;
import com.qiniu.common.Zone;
import com.qiniu.http.Dns;
import com.qiniu.http.ProxyConfiguration;
import java.util.concurrent.ExecutorService;
/**
* 该类封装了SDK相关配置参数
*/
public final class Configuration implements Cloneable {
/**
* 特殊默认域名
*/
public static String defaultRsHost = "rs.qiniu.com";
public static String defaultApiHost = "api.qiniu.com";
public static String defaultUcHost = "uc.qiniuapi.com";
static final String ucBackUpHost0 = "kodo-config.qiniuapi.com";
static final String ucBackUpHost1 = "uc.qbox.me";
static final String[] defaultUcHosts = new String[]{defaultUcHost, ucBackUpHost0, ucBackUpHost1};
/**
* 使用的Region
*/
public Region region;
/**
* 使用的Zone
*/
@Deprecated
public Zone zone;
/**
* 空间相关上传管理操作是否使用 https , 默认 是
*/
public boolean useHttpsDomains = true;
/**
* 空间相关上传管理操作是否使用代理加速上传,默认 是
*/
public boolean accUpHostFirst = true;
/**
* 使用 AutoRegion 时,如果从区域信息得到上传 host 失败,使用默认的上传域名上传,默认 是
* upload.qiniup.com, upload-z1.qiniup.com, upload-z2.qiniup.com,
* upload-na0.qiniup.com, upload-as0.qiniup.com
*/
public boolean useDefaultUpHostIfNone = true;
/**
* 使用分片 V2 上传时的分片大小
* 范围为:1M ~ 1GB,
* 注:每个文件最大分片数量为 10000
*/
public int resumableUploadAPIV2BlockSize = Constants.BLOCK_SIZE;
/**
* 分片上传每个文件传时的最大并发任务数,并发数量会影响内存使用,请合理配置
* 当 resumableUploadMaxConcurrentTaskCount 小于或等于 1 时,使用同步上传,resumableUploadConcurrentTaskExecutorService 不被使用
* 当 resumableUploadMaxConcurrentTaskCount 大于 1 时,使用并发上传
*
* 分片上传,每个上传操作会占用 blockSize 大小内存,blockSize 也即分片大小,
* 在分片 v1 中 blockSize 为 4M;
* 分片 v2 可自定义,定义方式为:Configuration.resumableUploadAPIV2BlockSize,范围为:1M ~ 1GB,分片 v2 需要注意每个文件最大分片数量为 10000;
* 当采用并发分片时,占用内存大小和当时启用并发任务数量有关,即:blockSize * 并发数量,
* 并发任务数量配置方式:Configuration.resumableUploadMaxConcurrentTaskCount
*/
public int resumableUploadMaxConcurrentTaskCount = 1;
/**
* 分片上传并发任务的 ExecutorService
* 当 resumableUploadMaxConcurrentTaskCount 小于或等于 1,此设置无效;
* 当 resumableUploadMaxConcurrentTaskCount 大于 1 且 resumableUploadConcurrentTaskExecutorService 为空,则会创建 Executors.newFixedThreadPool(maxConcurrentTaskCount)
* 当 resumableUploadMaxConcurrentTaskCount 大于 1 且 resumableUploadConcurrentTaskExecutorService 不为空,则直接使用 resumableUploadConcurrentTaskExecutorService
*/
public ExecutorService resumableUploadConcurrentTaskExecutorService = null;
/**
* 分片上传的版本
*/
public ResumableUploadAPIVersion resumableUploadAPIVersion = ResumableUploadAPIVersion.V1;
/**
* 如果文件大小大于此值则使用断点上传, 否则使用Form上传
*/
public int putThreshold = Constants.BLOCK_SIZE;
/**
* 连接超时时间 单位秒(默认10s)
*/
public int connectTimeout = Constants.CONNECT_TIMEOUT;
/**
* 写超时时间 单位秒(默认 0 , 不超时)
*/
public int writeTimeout = Constants.WRITE_TIMEOUT;
/**
* 回复超时时间 单位秒(默认30s)
*/
public int readTimeout = Constants.READ_TIMEOUT;
/**
* 底层HTTP库所有的并发执行的请求数量
*/
public int dispatcherMaxRequests = Constants.DISPATCHER_MAX_REQUESTS;
/**
* 底层HTTP库对每个独立的Host进行并发请求的数量
*/
public int dispatcherMaxRequestsPerHost = Constants.DISPATCHER_MAX_REQUESTS_PER_HOST;
/**
* 底层HTTP库中复用连接对象的最大空闲数量
*/
public int connectionPoolMaxIdleCount = Constants.CONNECTION_POOL_MAX_IDLE_COUNT;
/**
* 底层HTTP库中复用连接对象的回收周期(单位分钟)
*/
public int connectionPoolMaxIdleMinutes = Constants.CONNECTION_POOL_MAX_IDLE_MINUTES;
/**
* 上传过程中,如果上传失败,单个域名最大重试次数
*/
public int retryMax = 1;
/**
* 重试时间间隔,单位:毫秒
**/
public int retryInterval = 300;
/**
* 域名冻结时间,单位:毫秒
*
* 当一个请求失败,会根据条件判断是否需要冻结请求的域名,冻结后在指定的冻结时间内不会使用此域名进行重试
**/
public int hostFreezeDuration = 600 * 1000;
/**
* 外部dns
*/
public Dns dns;
/*
* 解析域名时,优先使用host配置,主要针对内部局域网配置
*/
@Deprecated
public boolean useDnsHostFirst;
/**
* 代理对象
*/
public ProxyConfiguration proxy;
private ConfigHelper configHelper;
public Configuration() {
configHelper = new ConfigHelper(this);
}
public Configuration(Region region) {
if (region instanceof RegionGroup) {
this.region = (Region) region.clone();
} else {
this.region = region;
}
configHelper = new ConfigHelper(this);
}
@Deprecated
public Configuration(Zone zone) {
this.zone = zone;
configHelper = new ConfigHelper(this);
}
public Configuration clone() {
try {
Configuration configuration = (Configuration) super.clone();
if (region != null) {
configuration.region = (Region) region.clone();
}
return configuration;
} catch (CloneNotSupportedException e) {
e.printStackTrace();
}
return null;
}
@Deprecated
public String upHost(String upToken) throws QiniuException {
return configHelper.upHost(upToken);
}
@Deprecated
public String upHostBackup(String upToken) throws QiniuException {
return configHelper.tryChangeUpHost(upToken, null);
}
@Deprecated
public String ioHost(String ak, String bucket) {
try {
return configHelper.ioHost(ak, bucket);
} catch (QiniuException e) {
throw new RuntimeException(e);
}
}
@Deprecated
public String apiHost(String ak, String bucket) {
try {
return configHelper.apiHost(ak, bucket);
} catch (QiniuException e) {
throw new RuntimeException(e);
}
}
@Deprecated
public String rsHost(String ak, String bucket) {
try {
return configHelper.rsHost(ak, bucket);
} catch (QiniuException e) {
throw new RuntimeException(e);
}
}
@Deprecated
public String rsfHost(String ak, String bucket) {
try {
return configHelper.rsfHost(ak, bucket);
} catch (QiniuException e) {
throw new RuntimeException(e);
}
}
@Deprecated
public String rsHost() {
return configHelper.rsHost();
}
@Deprecated
public String apiHost() {
return configHelper.apiHost();
}
@Deprecated
public String ucHost() {
return configHelper.ucHost();
}
public enum ResumableUploadAPIVersion {
V1, V2
}
}