io.r2.simplepemkeystore

Class MultiFileConcatSource

java.lang.Object

io.r2.simplepemkeystore.MultiFileConcatSource

public class MultiFileConcatSource
extends java.lang.Object

MultiFileConcatSource - builds an InputStream from the pre-buffered contents of multiple files This builder class is mutable, it builds into an internal buffer.

Constructor Summary

Constructors

Constructor and Description
MultiFileConcatSource() Create an empty builder

Method Summary

Modifier and Type	Method and Description
MultiFileConcatSource	add(java.io.File file) Append the contents of a file to this source
MultiFileConcatSource	add(java.io.InputStream is) Append the contents of an input stream to this source
MultiFileConcatSource	add(java.nio.file.Path fileName) Append the contents of a file to this source
MultiFileConcatSource	add(java.lang.String fileName) Append the contents of a file to this source
MultiFileConcatSource	addBytes(byte[] bytes) Append bytes to the input source
MultiFileConcatSource	alias(java.lang.String alias) Add alias to the input source as metadata
java.io.ByteArrayInputStream	build() Builds an input stream from the currently accumulated contents
MultiFileConcatSource	creationDate(java.util.Date date) Add creationDate to the input source as metadata
MultiFileConcatSource	creationDate(java.time.Instant instant) Add creationDate to the input source as metadata
static MultiFileConcatSource	empty() Creates an empty source (files may be added later)
static MultiFileConcatSource	fromFiles(java.io.File... paths) Creates a new builder from multiple files
static MultiFileConcatSource	fromFiles(java.nio.file.Path... paths) Creates a new builder from multiple files
static MultiFileConcatSource	fromFiles(java.lang.String... paths) Creates a new builder from multiple files
int	size() Gets the current size of the building buffer

Methods inherited from class java.lang.Object

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

Constructor Detail

MultiFileConcatSource

public MultiFileConcatSource()

Create an empty builder

Method Detail

add

public MultiFileConcatSource add(java.io.InputStream is)
                          throws java.io.IOException

Append the contents of an input stream to this source

Parameters:

is - the source input stream

Returns:

the object itself for chaining

Throws:

java.io.IOException - in case of error

add

public MultiFileConcatSource add(java.io.File file)
                          throws java.io.IOException

Append the contents of a file to this source

Parameters:

file - reference to the input file

Returns:

the object itself for chaining

Throws:

java.io.IOException - in case of error

add

public MultiFileConcatSource add(java.nio.file.Path fileName)
                          throws java.io.IOException

Append the contents of a file to this source

Parameters:

fileName - the path of the input file

Returns:

the object itself for chaining

Throws:

java.io.IOException - in case of error

add

public MultiFileConcatSource add(java.lang.String fileName)
                          throws java.io.IOException

Append the contents of a file to this source

Parameters:

fileName - the path of the input file

Returns:

the object itself for chaining

Throws:

java.io.IOException - in case of error

addBytes

public MultiFileConcatSource addBytes(byte[] bytes)
                               throws java.io.IOException

Append bytes to the input source

Parameters:

bytes - the raw bytes to add

Returns:

the object itself for chaining

Throws:

java.io.IOException - in case of error

alias

public MultiFileConcatSource alias(java.lang.String alias)
                            throws java.io.IOException

Add alias to the input source as metadata

Parameters:

alias - the alias to add

Returns:

the object itself for chaining

Throws:

java.io.IOException - in case of error

creationDate

public MultiFileConcatSource creationDate(java.util.Date date)
                                   throws java.io.IOException

Add creationDate to the input source as metadata

Parameters:

date - the date to add

Returns:

the object itself for chaining

Throws:

java.io.IOException - in case of error

creationDate

public MultiFileConcatSource creationDate(java.time.Instant instant)
                                   throws java.io.IOException

Add creationDate to the input source as metadata

Parameters:

instant - the date to add

Returns:

the object itself for chaining

Throws:

java.io.IOException - in case of error

size

public int size()

Gets the current size of the building buffer

Returns:

size of building buffer

build

public java.io.ByteArrayInputStream build()

Builds an input stream from the currently accumulated contents

Returns:

a ByteArrayInputStream created from the added contents

empty

public static MultiFileConcatSource empty()

Creates an empty source (files may be added later)

Returns:

an empty (but extendable) builder

fromFiles

public static MultiFileConcatSource fromFiles(java.io.File... paths)
                                       throws java.io.IOException

Creates a new builder from multiple files

Parameters:

paths - list of filenames as File

Returns:

the prepared builder

Throws:

java.io.IOException - in case of error

fromFiles

public static MultiFileConcatSource fromFiles(java.nio.file.Path... paths)
                                       throws java.io.IOException

Creates a new builder from multiple files

Parameters:

paths - list of filenames as Path

Returns:

the prepared builder

Throws:

java.io.IOException - in case of error

fromFiles

public static MultiFileConcatSource fromFiles(java.lang.String... paths)
                                       throws java.io.IOException

Creates a new builder from multiple files

Parameters:

paths - list of filenames as String

Returns:

the prepared builder

Throws:

java.io.IOException - in case of error