Cleanup (#1)

* Major cleanup

* Update readme, to adoc

* Remove MessageFormat

* Fixes copypaste mistake

* Optimize writing sd params, use stringbuilder where possible

* Fixes getTimestamp

* Fixes readme, developer info

* Fixes license on BenchmarkTest

* Adds copyright to pom

* Fixes legacy double conversion

* Do not support date anymore, use Instant for timestamps, rewrite format test

* Another hashset to linkedhashset

* README fixes

* Use java benchmarking harness

* Add copyright, author headers on modified files

* Adds github workflow

* Adds tests for SD and missing fields, fixes boundaries to align with rfc5424 specs

.github/workflows/upload_release.yaml

@@ -0,0 +1,51 @@
+name: Upload Release
+
+on:
+  release:
+    types: published
+
+jobs:
+  upload:
+    name: Upload
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Cache Local Maven Repository
+        uses: actions/cache@v2
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+
+      - name: Setup Maven Central
+        uses: actions/setup-java@v2
+        with:
+          java-version: 8.0.292+10
+          distribution: 'adopt'
+
+          server-id: ossrh
+          server-username: MAVEN_CENTRAL_USERNAME
+          server-password: MAVEN_CENTRAL_TOKEN
+
+          gpg-private-key: ${{ secrets.MAVEN_GPG_PRIVATE_KEY }}
+          gpg-passphrase: MAVEN_GPG_PASSPHRASE
+
+      - name: Publish to Maven Central
+        run: mvn --batch-mode -Drevision=${{ github.event.release.tag_name }} -Dsha1= -Dchangelist= clean deploy -Ppublish-maven-central
+        env:
+          MAVEN_CENTRAL_USERNAME: ${{ secrets.MAVEN_CENTRAL_USERNAME }}
+          MAVEN_CENTRAL_TOKEN: ${{ secrets.MAVEN_CENTRAL_TOKEN }}
+
+          MAVEN_GPG_PASSPHRASE: ${{ secrets.MAVEN_GPG_PASSPHRASE }}
+
+      - name: Setup GitHub Packages
+        uses: actions/setup-java@v2
+        with:
+          java-version: 8.0.292+10
+          distribution: 'adopt'
+
+      - name: Publish to GitHub Packages
+        run: mvn --batch-mode -Drevision=${{ github.event.release.tag_name }} -Dsha1= -Dchangelist= clean deploy -Ppublish-github-packages
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -1,21 +1,6 @@
 target/
-pom.xml.tag
-pom.xml.releaseBackup
-pom.xml.versionsBackup
-pom.xml.next
-release.properties
 dependency-reduced-pom.xml
-buildNumber.properties
-.mvn/timing.properties
-.mvn/wrapper/maven-wrapper.jar
-
-# IntelliJ IDEA project files
 *.iml
 *.iws
 *.ipr
 .idea
-
-# Eclipse project files
-.settings
-.classpath
-.project

README.adoc

@@ -0,0 +1,96 @@
+= Java RFC5424 Syslog Formatter
+
+== Description
+
+Java RFC5424 formatter library
+
+== Using the Syslog Java Client with Maven
+
+Add the following dependency in your pom.xml:
+
+[source,xml]
+----
+<dependency>
+    <groupId>com.teragrep</groupId>
+    <artifactId>rlo_14</artifactId>
+    <version>1.0.0</version>
+</dependency>
+----
+
+== Usage
+
+Sourcing timestamp from long
+[source,java]
+----
+Instant time = Instant.now();
+SyslogMessage message = new SyslogMessage()
+       .withTimestamp(time.toEpochMilli())
+       .withAppName("my_app")
+       .withHostname("localhost")
+       .withFacility(Facility.USER)
+       .withSeverity(Severity.INFORMATIONAL)
+       .withMsg("a syslog message");
+String actual = message.toRfc5424SyslogMessage();
+----
+
+Sourcing timestamp from Instant
+[source,java]
+----
+Instant time = Instant.now();
+SyslogMessage message = new SyslogMessage()
+       .withTimestamp(time)
+       .withAppName("my_app")
+       .withHostname("localhost")
+       .withFacility(Facility.USER)
+       .withSeverity(Severity.INFORMATIONAL)
+       .withMsg("a syslog message");
+String actual = message.toRfc5424SyslogMessage();
+----
+
+Sourcing timestamp from string (parsed and validated)
+[source,java]
+----
+SyslogMessage message = new SyslogMessage()
+       .withTimestamp("2023-06-14T16:37:00.000Z")
+       .withAppName("my_app")
+       .withHostname("localhost")
+       .withFacility(Facility.USER)
+       .withSeverity(Severity.INFORMATIONAL)
+       .withMsg("a syslog message");
+String actual = message.toRfc5424SyslogMessage();
+----
+
+Sourcing timestamp from string (no validation, useful when you know you have correct format)
+[source,java]
+----
+SyslogMessage message = new SyslogMessage()
+       .withTimestamp("2023-06-14T16:37:00.000Z", true)
+       .withAppName("my_app")
+       .withHostname("localhost")
+       .withFacility(Facility.USER)
+       .withSeverity(Severity.INFORMATIONAL)
+       .withMsg("a syslog message");
+String actual = message.toRfc5424SyslogMessage();
+----
+
+Adding structured data
+
+[source,java]
+----
+SyslogMessage message = new SyslogMessage()
+        .withTimestamp("2023-06-14T16:37:00.000Z")
+        .withAppName("my_app")
+        .withHostname("localhost")
+        .withFacility(Facility.USER)
+        .withSeverity(Severity.INFORMATIONAL)
+        .withMsg("a syslog message")
+        .withSDElement(
+            new SDElement(
+                "event_version@48577",
+                new SDParam("major", "1"),
+                new SDParam("minor", "0"),
+                new SDParam("version_source", "source")
+            )
+        );
+String actual = message.toRfc5424SyslogMessage();
+----