Updates for the GA release (#3)

Updates include removing gemfile and unnecessary plugins, moving plugin to org.logstashplugins package

Author: danhermann

.gitignore

@@ -2,6 +2,7 @@ build
 bin
 *.idea
 *.iml
+lib/
 vendor/
 .bundle/
 build/
@@ -13,7 +14,7 @@ out/
 *.ipr
 *.iws
 *.gem
-Gemfile.lock
+*.gemspec
+Gemfile*
 settings.gradle
 gradle.properties
-lib/logstash-input-java_input_example_jars.rb

CHANGELOG.md

@@ -0,0 +1,13 @@
+## 1.0.0
+- Updated for GA release of native support for Java plugins. Includes:
+  - Improved Gradle task wrappers
+  - Removal of auto-generated Ruby source files 
+
+## 0.2.0
+- Updated for beta version of native support for Java plugins. Includes:
+  - Gradle task wrappers
+  - Updated plugin API
+  - Full feature parity with Ruby plugins
+
+## 0.0.1
+- Initial version for experimental v0 of native support for Java plugins.

Gemfile

@@ -1 +1 @@
-0.0.1
+1.0.0

VERSION

@@ -2,15 +2,23 @@ import java.nio.file.Files
 import static java.nio.file.StandardCopyOption.REPLACE_EXISTING
 
 apply plugin: 'java'
-apply plugin: 'idea'
-apply plugin: 'maven-publish'
-apply plugin: 'maven'
-apply plugin: "distribution"
+apply from: LOGSTASH_CORE_PATH + "/../rubyUtils.gradle"
 
-group 'org.logstash.javaapi'
-version "${file("VERSION").text.trim()}"
-
-description = "Example Java input implementation"
+// ===========================================================================
+// plugin info
+// ===========================================================================
+group                      'org.logstashplugins' // must match the package of the main plugin class
+version                    "${file("VERSION").text.trim()}" // read from required VERSION file
+description                = "Example Java input implementation"
+pluginInfo.licenses        = ['Apache-2.0'] // list of SPDX license IDs
+pluginInfo.longDescription = "This gem is a Logstash plugin required to be installed on top of the Logstash core pipeline using \$LS_HOME/bin/logstash-plugin install gemname. This gem is not a stand-alone program"
+pluginInfo.authors         = ['Elasticsearch']
+pluginInfo.email           = ['info@elastic.co']
+pluginInfo.homepage        = "http://www.elastic.co/guide/en/logstash/current/index.html"
+pluginInfo.pluginType      = "input"
+pluginInfo.pluginClass     = "JavaInputExample"
+pluginInfo.pluginName      = "java_input_example" // must match the @LogstashPlugin annotation in the main plugin class
+// ===========================================================================
 
 sourceCompatibility = 1.8
 targetCompatibility = 1.8
@@ -50,14 +58,50 @@ dependencies {
     testCompile 'org.jruby:jruby-complete:9.1.13.0'
 }
 
+clean {
+    delete "${projectDir}/Gemfile"
+    delete "${projectDir}/" + pluginInfo.pluginFullName() + ".gemspec"
+    delete "${projectDir}/lib/"
+    delete "${projectDir}/vendor/"
+    new FileNameFinder().getFileNames(projectDir.toString(), pluginInfo.pluginFullName() + "-?.?.?.gem").each { filename ->
+        delete filename
+    }
+}
+
 tasks.withType(JavaCompile) {
     options.encoding = 'UTF-8'
 }
 
-task vendor(dependsOn: shadowJar) << {
-    String vendorPathPrefix = "vendor/jar-dependencies"
-    String projectGroupPath = project.group.replaceAll('\\.', '/')
-    File projectJarFile = file("${vendorPathPrefix}/${projectGroupPath}/${project.name}/${project.version}/${project.name}-${project.version}.jar")
-    projectJarFile.mkdirs()
-    Files.copy(file("$buildDir/libs/${project.name}-${project.version}.jar").toPath(), projectJarFile.toPath(), REPLACE_EXISTING)
+task vendor(dependsOn: shadowJar) {
+    doLast {
+        String vendorPathPrefix = "vendor/jar-dependencies"
+        String projectGroupPath = project.group.replaceAll('\\.', '/')
+        File projectJarFile = file("${vendorPathPrefix}/${projectGroupPath}/${pluginInfo.pluginFullName()}/${project.version}/${pluginInfo.pluginFullName()}-${project.version}.jar")
+        projectJarFile.mkdirs()
+        Files.copy(file("$buildDir/libs/${project.name}-${project.version}.jar").toPath(), projectJarFile.toPath(), REPLACE_EXISTING)
+        validatePluginJar(projectJarFile, project.group)
+    }
+}
+
+task generateRubySupportFiles() {
+    doLast {
+        generateRubySupportFilesForPlugin(project.description, project.group, version)
+    }
+}
+
+task removeObsoleteJars() {
+    doLast {
+        new FileNameFinder().getFileNames(
+                projectDir.toString(),
+                "vendor/**/" + pluginInfo.pluginFullName() + "*.jar",
+                "vendor/**/" + pluginInfo.pluginFullName() + "-" + version + ".jar").each { f ->
+            delete f
+        }
+    }
+}
+
+task gem(dependsOn: [downloadAndInstallJRuby, removeObsoleteJars, vendor, generateRubySupportFiles]) {
+    doLast {
+        buildGem(projectDir, buildDir, pluginInfo.pluginFullName() + ".gemspec")
+    }
 }

build.gradle

@@ -1,4 +1,4 @@
-package org.logstash.javaapi;
+package org.logstashplugins;
 
 import co.elastic.logstash.api.Configuration;
 import co.elastic.logstash.api.Context;

lib/logstash/inputs/java_input_example.rb

@@ -1,10 +1,11 @@
-package org.logstash.javaapi;
+package org.logstashplugins;
 
 import co.elastic.logstash.api.Configuration;
 import org.apache.commons.lang3.StringUtils;
 import org.junit.Assert;
 import org.junit.Test;
 import org.logstash.plugins.ConfigurationImpl;
+import org.logstashplugins.JavaInputExample;
 
 import java.util.ArrayList;
 import java.util.HashMap;