com.hubspot.smtp.messages

Class InputStreamMessageContent

java.lang.Object

com.hubspot.smtp.messages.MessageContent

com.hubspot.smtp.messages.InputStreamMessageContent

public class InputStreamMessageContent
extends MessageContent

A MessageContent implementation backed by an InputStream.

Constructor Summary

Constructors

Constructor and Description
InputStreamMessageContent(com.google.common.io.ByteSource byteSource, OptionalInt size, MessageContentEncoding encoding)
InputStreamMessageContent(Supplier<InputStream> streamSupplier, OptionalInt size, MessageContentEncoding encoding)

Method Summary

Modifier and Type	Method and Description
float	get8bitCharacterProportion() Estimates the proportion of characters in this MessageContent that are eight-bit.
Object	getContent() Gets the raw message content in a form that can be written to a Netty channel.
String	getContentAsString() Gets the content interpreted as a UTF-8 string.
Iterator<io.netty.buffer.ByteBuf>	getContentChunkIterator(io.netty.buffer.ByteBufAllocator allocator) Returns an iterator that lazily reads chunks of content from the wrapped stream, ensuring the last is terminated with CRLF.
Object	getDotStuffedContent() Gets the message content with dot-stuffing applied in a form that can be written to a Netty channel.
MessageContentEncoding	getEncoding() Gets the MessageContentEncoding of the content, indicating whether it contains eight-bit characters.
OptionalInt	size() The size of the content, used to reject messages for servers that support the SIZE SMTP extension.

Methods inherited from class com.hubspot.smtp.messages.MessageContent

of, of, of, of, of, of, of

Methods inherited from class java.lang.Object

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

Constructor Detail

InputStreamMessageContent

public InputStreamMessageContent(Supplier<InputStream> streamSupplier,
                                 OptionalInt size,
                                 MessageContentEncoding encoding)

InputStreamMessageContent

public InputStreamMessageContent(com.google.common.io.ByteSource byteSource,
                                 OptionalInt size,
                                 MessageContentEncoding encoding)

Method Detail

size

public OptionalInt size()

Description copied from class: MessageContent

The size of the content, used to reject messages for servers that support the SIZE SMTP extension.

Specified by:

size in class MessageContent

getContent

public Object getContent()

Description copied from class: MessageContent

Gets the raw message content in a form that can be written to a Netty channel.

Specified by:

getContent in class MessageContent

getContentChunkIterator

public Iterator<io.netty.buffer.ByteBuf> getContentChunkIterator(io.netty.buffer.ByteBufAllocator allocator)

Returns an iterator that lazily reads chunks of content from the wrapped stream, ensuring the last is terminated with CRLF.

Specified by:

getContentChunkIterator in class MessageContent

getDotStuffedContent

public Object getDotStuffedContent()

Description copied from class: MessageContent

Gets the message content with dot-stuffing applied in a form that can be written to a Netty channel.

Specified by:

getDotStuffedContent in class MessageContent

getEncoding

public MessageContentEncoding getEncoding()

Description copied from class: MessageContent

Gets the MessageContentEncoding of the content, indicating whether it contains eight-bit characters.

Specified by:

getEncoding in class MessageContent

get8bitCharacterProportion

public float get8bitCharacterProportion()

Description copied from class: MessageContent

Estimates the proportion of characters in this MessageContent that are eight-bit.

This proportion can be used to calculate whether a message would be more efficient if encoded as quoted-printable or base64.

Specified by:

get8bitCharacterProportion in class MessageContent

getContentAsString

public String getContentAsString()

Description copied from class: MessageContent

Gets the content interpreted as a UTF-8 string.

This is intended for debugging purposes only.

Specified by:

getContentAsString in class MessageContent