Package io.minio

Class Utils

java.lang.Object

io.minio.Utils

public class Utils
extends Object

Collection of utility functions.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Utils.InetAddressValidator	InetAddress validation and conversion routines (java.net.InetAddress).
static enum	Utils.MinioProperties	Identifies and stores version information of minio-java package at run time.
static class	Utils.RegexValidator	Regular Expression validation (using JDK 1.4+ regex support).

Field Summary

Fields

Modifier and Type	Field	Description
static final Pattern	AWS_ELB_ENDPOINT_REGEX
static final Pattern	AWS_ENDPOINT_REGEX
static final Pattern	AWS_S3_ENDPOINT_REGEX
static final String	AWS_S3_PREFIX
static final Pattern	AWS_S3_PREFIX_REGEX
static final byte[]	EMPTY_BYTE_ARRAY
static final Pattern	HOSTNAME_REGEX
static final Pattern	REGION_REGEX

Constructor Summary

Constructors

Constructor	Description
Utils()

Method Summary

Modifier and Type	Method	Description
static String	encode(String str)	Returns S3 encoded string.
static String	encodePath(String path)	Returns S3 encoded string of given path where multiple '/' are trimmed.
static <T> CompletableFuture<T>	failedFuture(Throwable throwable)
static okhttp3.HttpUrl	getBaseUrl(String endpoint)
static String	getDefaultUserAgent()
static String	getHostHeader(okhttp3.HttpUrl url)
static boolean	isValidIPv4(String value)
static boolean	isValidIPv4OrIPv6(String value)
static boolean	isValidIPv6(String value)
static String	stringify(Object value)
static <T> List<T>	unmodifiableList(List<? extends T> value)
static <K, V> Map<K,V>	unmodifiableMap(Map<? extends K,? extends V> value)
static String	urlDecode(String value, String type)
static void	validateHostnameOrIPAddress(String endpoint)
static void	validateNotEmptyString(String arg, String argName)
static <T> T	validateNotNull(T arg, String argName)
static void	validateNullOrNotEmptyString(String arg, String argName)
static void	validateUrl(okhttp3.HttpUrl url)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

AWS_S3_PREFIX

public static final String AWS_S3_PREFIX

See Also:

• Constant Field Values

HOSTNAME_REGEX

public static final Pattern HOSTNAME_REGEX

AWS_ENDPOINT_REGEX

public static final Pattern AWS_ENDPOINT_REGEX

AWS_S3_ENDPOINT_REGEX

public static final Pattern AWS_S3_ENDPOINT_REGEX

AWS_ELB_ENDPOINT_REGEX

public static final Pattern AWS_ELB_ENDPOINT_REGEX

AWS_S3_PREFIX_REGEX

public static final Pattern AWS_S3_PREFIX_REGEX

REGION_REGEX

public static final Pattern REGION_REGEX

EMPTY_BYTE_ARRAY

public static final byte[] EMPTY_BYTE_ARRAY

Constructor Details

Utils

public Utils()

Method Details

validateNotNull

public static <T> T validateNotNull(T arg,
 String argName)

validateNotEmptyString

public static void validateNotEmptyString(String arg,
 String argName)

validateNullOrNotEmptyString

public static void validateNullOrNotEmptyString(String arg,
 String argName)

isValidIPv4OrIPv6

public static boolean isValidIPv4OrIPv6(String value)

isValidIPv6

public static boolean isValidIPv6(String value)

isValidIPv4

public static boolean isValidIPv4(String value)

validateHostnameOrIPAddress

public static void validateHostnameOrIPAddress(String endpoint)

validateUrl

public static void validateUrl(okhttp3.HttpUrl url)

getBaseUrl

public static okhttp3.HttpUrl getBaseUrl(String endpoint)

getHostHeader

public static String getHostHeader(okhttp3.HttpUrl url)

urlDecode

public static String urlDecode(String value,
 String type)

unmodifiableList

public static <T> List<T> unmodifiableList(List<? extends T> value)

unmodifiableMap

public static <K,
V> Map<K,V> unmodifiableMap(Map<? extends K,? extends V> value)

stringify

public static String stringify(Object value)

encode

public static String encode(String str)

Returns S3 encoded string.

encodePath

public static String encodePath(String path)

Returns S3 encoded string of given path where multiple '/' are trimmed.

failedFuture

public static <T> CompletableFuture<T> failedFuture(Throwable throwable)

getDefaultUserAgent

public static String getDefaultUserAgent()