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set properties file value by key via bash shell
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| #!/bin/bash | |
| ############################ | |
| #script function | |
| ############################ | |
| setProperty(){ | |
| awk -v pat="^$1=" -v value="$1=$2" '{ if ($0 ~ pat) print value; else print $0; }' $3 > $3.tmp | |
| mv $3.tmp $3 | |
| } | |
| ############################ | |
| ### usage: setProperty $key $value $filename | |
| setProperty "store.folder" "/opt/current/store" "env.properties" |
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Can you explain about the scripts with details