BAEL-3370: Cleaned up examples

linux-bash/read/src/main/bash/file.csv

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+car,car model,car year,car vin;Mercury,Grand Marquis,2000,2G61S5S33F9986032;Mitsubishi,Truck,1995,SCFFDABE1CG137362;Ford,Mustang,1968,2G4WS55J351278031;Ford,Crown Victoria,1996,4T1BK1EB8EU586249;GMC,Envoy,2004,WVGEF9BP3FD720618;

linux-bash/read/src/main/bash/read_inputs.sh

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+#!/bin/bash
+
+# section 2.1
+default_read() {
+    read input1 input2 input3
+    echo "[$input1] [$input2] [$input3]"
+}
+
+# section 2.2
+custom_ifs_no_array(){
+    IFS=";"
+    read input1 input2 input3
+    echo "[$input1] [$input2] [$input3]"
+}
+
+# Section 2.3
+prompt_read_password(){
+    prompt="You shall not pass:"
+    read -p "$prompt" -s input
+    echo -e "\ninput password [$input]"
+}
+
+array_read() {
+    declare -a input_array
+    text="baeldung is a cool tech site"
+    read -e -i "$text" -a input_array 
+    for input in ${input_array[@]} 
+        do
+            echo " word [$input]"
+        done
+}
+
+# section 3.1
+file_read(){
+    exec {file_descriptor}<"./file.csv"
+    declare -a input_array
+    delimiter=";"
+    while IFS="," read -a input_array -d $delimiter -u $file_descriptor 
+        do
+            echo "${input_array[0]},${input_array[2]}" 
+        done
+    exec {file_descriptor}>&-
+}
+
+# section 3.2
+command_pipe(){
+    ls -ll | { declare -a input
+               read
+               while read -a input; 
+               do
+                   echo "${input[0]} ${input[8]}"
+               done }
+}
+
+# section 3.3
+timeout_input_read(){
+    prompt="You shall not pass:"
+    read -p "$prompt" -s -r -t 5 input
+        if [ -z "$input" ]; then
+            echo -e "\ntimeout occured!"
+        else
+            echo -e "\ninput word [$input]"
+        fi
+}
+
+exactly_n_read(){
+    prompt="Reading exactly 11 chars:"
+    read -p "$prompt" -N 11 -t 5 input1 input2 
+    echo -e "\ninput word1 [$input1]"
+    echo "input word2 [$input2]"
+}