TXT TRANSFORMATION

Description

txtt is text transformer task that allow to:

Txtt task parameters


|Attribute  | Description           | Value                         | Required  |
|-----------|-----------------------|-------------------------------|-----------|
|file       | input file            | <filename>.txt                | yes       |
|tofile     | output file           | <filename>.<mime>             | yes       |
|template   | freemarker template   | <filename>.ftl                | yes       |
|overwrite  | overwrite output file | true by default               | no        |

Examples

Parse each line of a file and write a specific Java parser.

result.txt

  • input file (result of command: time my.bin ) 


Command being timed: "./my.bin"
User time (seconds): 0.00
System time (seconds): 0.00
Percent of CPU this job got: 0%
Elapsed (wall clock) time (h:mm:ss or m:ss): 0:00.00
Average shared text size (kbytes): 0
Average unshared data size (kbytes): 0
Average stack size (kbytes): 0
Average total size (kbytes): 0
Maximum resident set size (kbytes): 1124
Average resident set size (kbytes): 0
Major (requiring I/O) page faults: 0
Minor (reclaiming a frame) page faults: 339
Voluntary context switches: 1
Involuntary context switches: 1
Swaps: 0
File system inputs: 0
File system outputs: 0
Socket messages sent: 0
Socket messages received: 0
Signals delivered: 0
Page size (bytes): 4096
Exit status: 0

build.xml

  • ant file: 

<project name="bidji-txtt" xmlns:bj="antlib:org.bidji.taskdefs">
<target name="txt2java" description=" transform txt to java">       
    <bj:txtt file="result.txt" tofile="parser.java" template="txt2java.ftl" overwrite="true"/>
</target>
</project>

txt2java.ftl

  • freemarker file 

// copy this function to your java code
public void parseLines(List<String> lines) {
    for (String line : lines) {        
        switch (line.substring(0,line.indexOf(":")-1)) {
            <#foreach line in lines>
            case "${line?substring(0,line?index_of(':'))?replace('(','\\\\(')}":
                // TODO
                break;
            </#foreach>
            default:
                throw new Exception("Fail to parse line " + line);
        }
    }    
}

parser.java

  • output file 

// copy this function to your java code
public void parseLines(List<String> lines) {
    for (String line : lines) {
        switch (line.substring(0,line.indexOf(":")-1)) {
            case "Command being timed":
                // TODO
                break;
            case "User time \\(seconds)":
                // TODO
                break;
            case "System time \\(seconds)":
                // TODO
                break;
            case "Percent of CPU this job got":
                // TODO
                break;
            case "Elapsed \\(wall clock) time \\(h":
                // TODO
                break;
            case "Average shared text size \\(kbytes)":
                // TODO
                break;
            case "Average unshared data size \\(kbytes)":
                // TODO
                break;
            case "Average stack size \\(kbytes)":
                // TODO
                break;
            case "Average total size \\(kbytes)":
                // TODO
                break;
            case "Maximum resident set size \\(kbytes)":
                // TODO
                break;
            case "Average resident set size \\(kbytes)":
                // TODO
                break;
            case "Major \\(requiring I/O) page faults":
                // TODO
                break;
            case "Minor \\(reclaiming a frame) page faults":
                // TODO
                break;
            case "Voluntary context switches":
                // TODO
                break;
            case "Involuntary context switches":
                // TODO
                break;
            case "Swaps":
                // TODO
                break;
            case "File system inputs":
                // TODO
                break;
            case "File system outputs":
                // TODO
                break;
            case "Socket messages sent":
                // TODO
                break;
            case "Socket messages received":
                // TODO
                break;
            case "Signals delivered":
                // TODO
                break;
            case "Page size \\(bytes)":
                // TODO
                break;
            case "Exit status":
                // TODO
                break;
            default:
                throw new Exception("Fail to parse line " + line);
        }
    }
}