OSD600- Lab6: Using Blink to check URLs Telescope's latest posts
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diff --git a/src/main/java/com/badalsarkar/App.java b/src/main/java/com/badalsarkar/App.java | |
index 4b3dca8..ba5c239 100644 | |
--- a/src/main/java/com/badalsarkar/App.java | |
+++ b/src/main/java/com/badalsarkar/App.java | |
@@ -1,7 +1,10 @@ | |
package com.badalsarkar; | |
+import java.io.BufferedReader; | |
import java.io.IOException; | |
+import java.io.InputStreamReader; | |
import java.util.List; | |
+import java.util.regex.Pattern; | |
/** | |
* Main class. | |
@@ -33,6 +36,21 @@ public class App { | |
Cli.printVersion(appVersion); | |
} | |
+ if(Cli.isSet(Cli.in)) { | |
+ configureUrlPrinter(); | |
+ try(BufferedReader reader = new BufferedReader(new InputStreamReader(System.in))){ | |
+ while(true) { | |
+ String text = null; | |
+ if((text = reader.readLine())!= null) { | |
+ Checker.check(Extractor.extractUrlFromText(text, Pattern.compile(pattern)), urlPrinter); | |
+ } | |
+ else { | |
+ break; | |
+ } | |
+ } | |
+ } | |
+ System.exit(0); | |
+ } | |
if(Cli.isSet(Cli.source)) { | |
configureUrlPrinter(); | |
processFile(Cli.getCliOptionArgValue(Cli.source), Cli.getCliOptionArgValue(Cli.destination), urlPrinter); | |
diff --git a/src/main/java/com/badalsarkar/Cli.java b/src/main/java/com/badalsarkar/Cli.java | |
index fdf0c47..ae53d09 100644 | |
--- a/src/main/java/com/badalsarkar/Cli.java | |
+++ b/src/main/java/com/badalsarkar/Cli.java | |
@@ -18,6 +18,7 @@ public final class Cli { | |
public static final CliOption all; | |
public static final CliOption good; | |
public static final CliOption bad; | |
+ public static final CliOption in; | |
static { | |
help = new CliOption("h", "help", "Show app usage help."); | |
@@ -28,6 +29,7 @@ public final class Cli { | |
all = new CliOption("a", "all", "Print all URLS."); | |
good = new CliOption("g", "good", "Print only good URL."); | |
bad = new CliOption("b", "bad", "Print only bad URLs."); | |
+ in = new CliOption("i", "in", "Accept text input from standard input"); | |
} | |
/** | |
@@ -46,6 +48,7 @@ public final class Cli { | |
cliParser.registerCliOption(help); | |
cliParser.registerCliOption(version); | |
+ cliParser.registerCliOption(in); | |
cliParser.defineCliOptionWithArgument(source); | |
cliParser.defineCliOptionWithArgument(destination); | |
/* | |
diff --git a/src/main/java/com/badalsarkar/Extractor.java b/src/main/java/com/badalsarkar/Extractor.java | |
new file mode 100644 | |
index 0000000..6073dc8 | |
--- /dev/null | |
+++ b/src/main/java/com/badalsarkar/Extractor.java | |
@@ -0,0 +1,22 @@ | |
+package com.badalsarkar; | |
+ | |
+import java.util.ArrayList; | |
+import java.util.List; | |
+import java.util.regex.Matcher; | |
+import java.util.regex.Pattern; | |
+ | |
+public class Extractor { | |
+ | |
+ public static List<String> extractUrlFromText(String text, Pattern pattern){ | |
+ int startPos = 0; | |
+ int endPos = 0; | |
+ List<String> url = new ArrayList<String>(); | |
+ Matcher matcher = pattern.matcher(text); | |
+ while (matcher.find()) { | |
+ startPos = matcher.start(); | |
+ endPos = matcher.end(); | |
+ url.add(text.substring(startPos, endPos)); | |
+ } | |
+ return url; | |
+ } | |
+} |
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#!/usr/bin/env bash | |
if ! command -v jq &> /dev/null | |
then | |
echo "JQ is not installed." | |
echo "Please install jq by sudo apt install jq." | |
exit | |
fi | |
if [ ! -f ./Blink.jar ]; then | |
echo "Could not find Blink. Download from https://github.com/badalsarkar/Blink" | |
exit | |
fi | |
telescopeLatestPostApi=http://localhost:3000/posts | |
data=$(curl -s $telescopeLatestPostApi | jq '.[] | .id') | |
for i in $data; | |
do | |
i="${i%\"}" | |
i="${i#\"}" | |
echo | |
echo ==================================================== | |
echo Checking $telescopeLatestPostApi/$i | |
echo ==================================================== | |
echo | |
curl -s $telescopeLatestPostApi/$i | java -jar ./Blink.jar -i | |
done |
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