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Class: ReadableCharacterChannel
Represents a channel, which could be used to read characters through a given ReadableByteChannel.
Constructor
Constructs an io:ReadableCharacterChannel from a given io:ReadableByteChannel and Charset.
init (ReadableByteChannel byteChannel, string charset)- byteChannel ReadableByteChannel
The
io:ReadableByteChannel, which would be used to read the characters
- charset string
The character set, which is used to encode/decode the given bytes to characters
Methods
| read | Reads a given number of characters. |
| readString | Read the entire channel content as a string. |
| readAllLines | Read the entire channel content as a list of lines. |
| readJson | Reads a JSON from the given channel. |
| readXml | Reads an XML from the given channel. |
| readProperty | Reads a property from a .properties file with a default value. |
| lineStream | Return a stream of lines that can be used to read all the lines in a file as a stream. |
| readAllProperties | Reads all properties from a .properties file. |
| close | Closes the character channel. |
read
Isolated Function
Reads a given number of characters. This will attempt to read up to the numberOfChars characters of the channel.
An io:EofError will return once the channel reaches the end.
1string|io:Error result = readableCharChannel.read(1000);
Parameters
- numberOfChars int
Number of characters, which should be read
readAllLines
Isolated Function
Read the entire channel content as a list of lines.
1string[]|io:Error content = readableCharChannel.readAllLines();
lineStream
Isolated Function
Return a stream of lines that can be used to read all the lines in a file as a stream.
1stream<string, io:Error>|io:Error? result = readableCharChannel.lineStream();