commit 1a20bfc01c5d4314d8d42276ef85a8344e5ae411
Author: Mans Ziesel <mans@mziesel.com>
Date:   Sat Feb 3 13:29:23 2024 +0100

    first commit

diff --git a/.gitignore b/.gitignore
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+++ b/.gitignore
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+### IntelliJ IDEA ###
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
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diff --git a/.idea/.gitignore b/.idea/.gitignore
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+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/.idea/misc.xml b/.idea/misc.xml
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+++ b/.idea/misc.xml
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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_21" default="true" project-jdk-name="21" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>
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diff --git a/.idea/modules.xml b/.idea/modules.xml
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+++ b/.idea/modules.xml
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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/hello-world.iml" filepath="$PROJECT_DIR$/hello-world.iml" />
+    </modules>
+  </component>
+</project>
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diff --git a/README.md b/README.md
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+++ b/README.md
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+# jmonit
+Java Monitor, a simple monitoring application inspired by uptime kuma.
diff --git a/hello-world.iml b/hello-world.iml
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+++ b/hello-world.iml
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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
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diff --git a/src/BaseMonitor.java b/src/BaseMonitor.java
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+++ b/src/BaseMonitor.java
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+import java.io.IOException;
+
+public abstract class BaseMonitor {
+    private final String friendlyName;
+    private final String target;
+    private final int interval;
+    private final int timeout;
+
+    public BaseMonitor(String name, String target) {
+        this.friendlyName = name;
+        this.target = target;
+        this.interval = 120;
+        this.timeout = 5000;
+    }
+
+    public String getFriendlyName() {
+        return friendlyName;
+    }
+
+    public String getTarget() {
+        return target;
+    }
+
+    public int getInterval() {
+        return interval;
+    }
+
+    public int getTimeout() {
+        return timeout;
+    }
+
+    public abstract boolean check() throws IOException;
+
+    public void checkCmd() throws IOException {
+        if (this.check()) {
+            System.out.println(this.getFriendlyName() + ", with address '" + this.getTarget() + "' is online!");
+        } else {
+            System.out.println(this.getFriendlyName() + ", with address '" + this.getTarget() + "' is offline!");
+        }
+    }
+}
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diff --git a/src/HTTPMonitor.java b/src/HTTPMonitor.java
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+++ b/src/HTTPMonitor.java
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+import javax.net.ssl.HttpsURLConnection;
+import java.io.IOException;
+import java.net.URI;
+
+public class HTTPMonitor extends BaseMonitor{
+    public HTTPMonitor(String name, String target) {
+        super(name, target);
+    }
+
+    @Override
+    public boolean check() throws IOException {
+        URI uri = URI.create(super.getTarget());
+        HttpsURLConnection conn = (HttpsURLConnection) uri.toURL().openConnection();
+        return conn.getResponseCode() == 200;
+    }
+}
diff --git a/src/ICMPMonitor.java b/src/ICMPMonitor.java
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+++ b/src/ICMPMonitor.java
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+import java.io.IOException;
+import java.net.InetAddress;
+
+public class ICMPMonitor extends BaseMonitor{
+    public ICMPMonitor(String name, String target) {
+        super(name, target);
+    }
+
+    @Override
+    public boolean check() throws IOException {
+        InetAddress address = InetAddress.getByName(super.getTarget());
+        return address.isReachable(super.getTimeout());
+    }
+}
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diff --git a/src/Main.java b/src/Main.java
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+++ b/src/Main.java
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+import java.io.IOException;
+
+public class Main {
+    public static void main(String[] args) throws IOException {
+        ICMPMonitor cloudFlareIcmpMonitor = new ICMPMonitor("Oracle Server 01", "srv01.oci.mzsl.nl");
+        HTTPMonitor mzieselHttpMonit = new HTTPMonitor("Website van Mans", "https://mziesel.nl/bestaat-niet");
+
+        cloudFlareIcmpMonitor.checkCmd();
+        mzieselHttpMonit.checkCmd();
+    }
+}
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