LineReader

Component Type: Sensor (Subcategory: File System)

This component reads lines from a text file and sends them to an output port. The line reading can be triggered by an incoming event.

ButtonGrid plugin

Input port Description

• skipLines (integer): When an integer number is received at this port, the component tries to skip this number of lines. The next line will be read from the resulting position.

Output port Description

• actLine (string): A line of text which has been read from the file (as line termination character, the “enter”-key (\n) is used.

Event Listener Description

• readNextLine: When this event is triggered, the component tries to read one line of text from the file and sends it to the output port.
• resetToFirstLine: When this event is triggered, the internal file pointer is reset ot the beginning of the file.

Event Trigger Description

• endOfFile: This event is fired when no line can be read from the file (file end or other error occurred)

Properties

• fileName [string]: The full path and file name of the text file to read. The path can be given as absolute path or relative to the ARE executable’s directory