Package fr.flowarg.flowupdater.utils

Class IOUtils

java.lang.Object

fr.flowarg.flowupdater.utils.IOUtils

public class IOUtils
extends Object

A basic I/O utility class.

Constructor Summary

Constructors

Constructor	Description
IOUtils()

Method Summary

Modifier and Type	Method	Description
static InputStream	catchForbidden(@NotNull URL url)	A trick to avoid some forbidden response.
static void	copy(@NotNull fr.flowarg.flowlogger.ILogger logger, @NotNull Path in, @NotNull Path out)	Copy a local file to a destination file.
static void	download(@NotNull fr.flowarg.flowlogger.ILogger logger, @NotNull URL in, @NotNull Path out)	Download a remote file to a destination file.
static <T> void	executeAsyncForEach(@NotNull Iterable<T> iterable, @NotNull ExecutorService service, Consumer<T> runnable)	Execute asynchronously a task for a collection of items.
static @NotNull String	getContent(InputStream remote)	Get the content from a remote stream.
static @NotNull String	getContent(URL url)	Get the content from a remote url.
static String	getLatestArtifactVersion(@NotNull Document doc)
static @Nullable String	getLatestArtifactVersion(String mavenMetadataUrl)
static Path	getMinecraftFolder()	Retrieve the local Minecraft folder path.
static com.google.gson.JsonElement	readJson(InputStream inputStream)	Reading an inputStream in a json element
static com.google.gson.JsonElement	readJson(URL jsonURL)	Reading an url in a json element

Methods inherited from class java.lang.Object

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

Constructor Details

IOUtils

public IOUtils()

Method Details

download

public static void download(@NotNull
 @NotNull fr.flowarg.flowlogger.ILogger logger,
 @NotNull
 @NotNull URL in,
 @NotNull
 @NotNull Path out)

Download a remote file to a destination file.

Parameters:

logger - a valid logger instance.

in - the input url.

out - the output file.

copy

public static void copy(@NotNull
 @NotNull fr.flowarg.flowlogger.ILogger logger,
 @NotNull
 @NotNull Path in,
 @NotNull
 @NotNull Path out)

Copy a local file to a destination file.

Parameters:

logger - a valid logger instance.

in - the input file.

out - the output file.

getContent

@NotNull
public static @NotNull String getContent(URL url)

Get the content from a remote url.

Parameters:

url - the destination url

Returns:

the content.

getContent

@NotNull
public static @NotNull String getContent(InputStream remote)

Get the content from a remote stream.

Parameters:

remote - the remote stream

Returns:

the content.

readJson

public static com.google.gson.JsonElement readJson(URL jsonURL)

Reading an url in a json element

Parameters:

jsonURL - json input

Returns:

a json element

readJson

public static com.google.gson.JsonElement readJson(InputStream inputStream)

Reading an inputStream in a json element

Parameters:

inputStream - json input

Returns:

a json element

catchForbidden

public static InputStream catchForbidden(@NotNull
 @NotNull URL url)
                                  throws Exception

A trick to avoid some forbidden response.

Parameters:

url - the destination url.

Returns:

the opened connection.

Throws:

Exception - if an I/O error occurred.

executeAsyncForEach

public static <T> void executeAsyncForEach(@NotNull
 @NotNull Iterable<T> iterable,
 @NotNull
 @NotNull ExecutorService service,
 Consumer<T> runnable)

Execute asynchronously a task for a collection of items.

Type Parameters:

T - the type of the items.

Parameters:

iterable - the collection of items.

service - the executor service.

runnable - the task to execute.

getLatestArtifactVersion

@Nullable
public static @Nullable String getLatestArtifactVersion(String mavenMetadataUrl)

getLatestArtifactVersion

public static String getLatestArtifactVersion(@NotNull
 @NotNull Document doc)

getMinecraftFolder

public static Path getMinecraftFolder()

Retrieve the local Minecraft folder path.

Returns:

the Minecraft folder path.