Fix build.xml to upload the nbm to the Maven Central

.gitignore

@@ -1,2 +1,4 @@
 /nbproject/private/
-/build/
+/build/
+lib
+pom.xml.asc

build.xml

@@ -1,5 +1,45 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project basedir="." default="netbeans" name="contrib/linetools">
+<project basedir="." default="netbeans" name="org.netbeans.modules.linetools" xmlns:artifact="antlib:org.apache.maven.artifact.ant">
     <description>Builds, tests, and runs the project org.netbeans.modules.linetools</description>
     <import file="nbproject/build-impl.xml"/>
+    <path id="maven-ant-tasks.classpath" path="lib/maven-ant-tasks-2.1.3.jar" />
+    <typedef resource="org/apache/maven/artifact/ant/antlib.xml" uri="antlib:org.apache.maven.artifact.ant" classpathref="maven-ant-tasks.classpath" />
+
+    <!-- define Maven coordinates -->
+    <property name="build" value="build" />
+    <property name="groupId" value="com.junichi11.netbeans.modules" />
+    <property name="artifactId" value="netbeans-sort-line-tools" />
+    <!-- also change the version of pom.xml -->
+    <property name="version" value="1.24" />
+    <!-- defined maven snapshots and staging repository id and url -->
+    <property name="ossrh-snapshots-repository-url"
+              value="https://oss.sonatype.org/content/repositories/snapshots/" />
+    <property name="ossrh-staging-repository-url"
+              value="https://oss.sonatype.org/service/local/staging/deploy/maven2/" />
+    <!-- there server id in the Maven settings.xml -->
+    <property name="ossrh-server-id" value="ossrh" />
+    <property name="code-name-base" value="org-netbeans-modules-linetools" />
+
+    <target name="update-version-number">
+        <replaceregexp file="pom.xml"
+                       match="(^    &lt;version&gt;).+(&lt;/version&gt;)"
+                       replace="\1${version}\2"
+                       byline="true" />
+        <replaceregexp file="manifest.mf"
+                       match="(OpenIDE-Module-Specification-Version:[ ]*).+"
+                       replace="\1${version}"
+                       byline="true" />
+    </target>
+
+    <target name="deploy" depends="nbm" description="deploy release version to Maven repository">
+        <move file="${build}/${code-name-base}.nbm" toFile="${build}/${artifactId}-${version}.nbm"/>
+        <artifact:mvn>
+            <arg value="org.apache.maven.plugins:maven-gpg-plugin:1.3:sign-and-deploy-file" />
+            <arg value="-Durl=${ossrh-staging-repository-url}" />
+            <arg value="-DrepositoryId=${ossrh-server-id}" />
+            <arg value="-DpomFile=pom.xml" />
+            <arg value="-Dfile=${build}/${artifactId}-${version}.nbm" />
+            <arg value="-Pgpg" />
+        </artifact:mvn>
+    </target>
 </project>

pom.xml

@@ -0,0 +1,97 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.junichi11.netbeans.modules</groupId>
+    <artifactId>netbeans-sort-line-tools</artifactId>
+    <!-- change the version of build.xml -->
+    <version>1.24</version>
+    <packaging>nbm</packaging>
+    <name>NetBeans Sort Line Tools</name>
+    <url>https://github.com/netbeanslab/nb-sort-line-tools</url>
+    <description>NetBeans plugin which adds a toolbar with texteditor operations for sorting.</description>
+    <developers>
+        <developer>
+            <id>junichi11</id>
+            <name>Junichi Yamamoto</name>
+            <url>https://github.com/junichi11</url>
+        </developer>
+    </developers>
+    <scm>
+        <connection>scm:git:https://github.com/netbeanslab/nb-sort-line-tools.git</connection>
+        <developerConnection>scm:git:https://github.com/netbeanslab/nb-sort-line-tools.git</developerConnection>
+        <url>https://github.com/netbeanslab/nb-sort-line-tools</url>
+        <tag>HEAD</tag>
+    </scm>
+    <licenses>
+        <license>
+            <name>Common Development and Distribution License (CDDL) v1.0 and GNU General Public License (GPL) v2</name>
+            <url>http://netbeans.org/cddl-gplv2.html</url>
+        </license>
+    </licenses>
+    <distributionManagement>
+        <snapshotRepository>
+            <id>ossrh</id>
+            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+        </snapshotRepository>
+        <repository>
+            <id>ossrh</id>
+            <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+        </repository>
+    </distributionManagement>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-deploy-plugin</artifactId>
+                <version>3.0.0-M1</version>
+            </plugin>
+            <plugin>
+                <groupId>org.sonatype.plugins</groupId>
+                <artifactId>nexus-staging-maven-plugin</artifactId>
+                <version>1.6.7</version>
+                <extensions>true</extensions>
+                <configuration>
+                    <serverId>ossrh</serverId>
+                    <nexusUrl>https://oss.sonatype.org/</nexusUrl>
+                    <autoReleaseAfterClose>true</autoReleaseAfterClose>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.1</version>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <version>3.1.2</version>
+                <configuration>
+                    <archive>
+                        <manifestFile>${project.build.outputDirectory}/META-INF/MANIFEST.MF</manifestFile>
+                    </archive>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-gpg-plugin</artifactId>
+                <version>1.6</version>
+                <executions>
+                    <execution>
+                        <id>sign-artifacts</id>
+                        <phase>verify</phase>
+                        <goals>
+                            <goal>sign</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+    <dependencies>
+    </dependencies>
+</project>
+