ci: migrate to GitHub Actions (smooks#370)

Author: cjmamo

Diff for: .github/workflows/workflow.yml

@@ -0,0 +1,35 @@
+name: Java CI
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+  schedule:
+    - cron:  '0 0 * * *'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    env:
+      SONATYPE_USERNAME: ${{ secrets.SONATYPE_USERNAME }}
+      SONATYPE_PASSWORD: ${{ secrets.SONATYPE_PASSWORD }}
+      GPG_PASSPHRASE: ${{ secrets.GPG_PASSPHRASE }}
+      GPG_SECRET_KEYS: ${{ secrets.GPG_SECRET_KEYS }}
+      GPG_OWNERTRUST: ${{ secrets.GPG_OWNERTRUST }}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+      - name: Build
+        run: |
+          mvn install -B -Dmaven.javadoc.skip=true
+          mvn javadoc:aggregate -DreportOutputDirectory=target/site/javadoc/v\${project.version} -DdestDir=smooks -B
+      - name: Deploy
+        if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+        run: |
+          echo $GPG_SECRET_KEYS | base64 --decode | gpg --import --no-tty --batch --yes
+          echo $GPG_OWNERTRUST | base64 --decode | gpg --import-ownertrust
+          mvn deploy --settings .mvn/settings.xml -Dgpg.skip=false -DskipTests=true -B

Diff for: .mvn/settings.xml

@@ -18,7 +18,7 @@
                 <activeByDefault>true</activeByDefault>
             </activation>
             <properties>
-                <gpg.executable>${env.GPG_EXECUTABLE}</gpg.executable>
+                <gpg.executable>gpg</gpg.executable>
                 <gpg.passphrase>${env.GPG_PASSPHRASE}</gpg.passphrase>
             </properties>
         </profile>

Diff for: .travis.yml

@@ -189,6 +189,10 @@
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-javadoc-plugin</artifactId>
                     <version>3.2.0</version>
+                    <configuration>
+                        <failOnError>false</failOnError>
+                        <failOnWarnings>false</failOnWarnings>
+                    </configuration>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
@@ -273,17 +277,16 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-dependency-plugin</artifactId>
             </plugin>
-            <!--
-                Signs Maven artifacts. This is a mandatory requirement for
-                publishing Maven artifacts to Maven Central using the open-source
-                Nexus repository operated by Sonatype.
-      
-                See details for the Nexus Staging plugin below.
-            -->
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-gpg-plugin</artifactId>
                 <version>1.6</version>
+                <configuration>
+                    <gpgArguments>
+                        <arg>--pinentry-mode</arg>
+                        <arg>loopback</arg>
+                    </gpgArguments>
+                </configuration>
                 <executions>
                     <execution>
                         <phase>verify</phase>
@@ -293,14 +296,6 @@
                     </execution>
                 </executions>
             </plugin>
-            <!--
-                Generates a JAR file containing Javadocs for the generated classes.
-                This is a mandatory requirement for publishing Maven artifacts to
-                Maven Central using the open-source Nexus repository operated by
-                Sonatype.
-      
-                See details for the Nexus Staging plugin below.
-            -->
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
@@ -312,14 +307,6 @@
                     </execution>
                 </executions>
             </plugin>
-            <!--
-                Generates a JAR file containing source code for the generated
-                classes. This is a mandatory requirement for publishing Maven
-                artifacts to Maven Central using the open-source Nexus repository
-                operated by Sonatype.
-      
-                See details for the Nexus Staging plugin below.
-              -->
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>