From 22348c9c8ef160aab32ed4231cd45279ec56cdd2 Mon Sep 17 00:00:00 2001
From: zongyu <zzy2529420793@gmail.com>
Date: Mon, 3 Aug 2020 10:37:54 +0800
Subject: add default{Desciption,Homepage}

Signed-off-by: zongyu <zzy2529420793@gmail.com>
---
 .../gentoo/java/ebuilder/maven/MavenEbuilder.java  | 33 ++++++++++++++++------
 1 file changed, 25 insertions(+), 8 deletions(-)

diff --git a/src/main/java/org/gentoo/java/ebuilder/maven/MavenEbuilder.java b/src/main/java/org/gentoo/java/ebuilder/maven/MavenEbuilder.java
index 646fc13..1fde760 100644
--- a/src/main/java/org/gentoo/java/ebuilder/maven/MavenEbuilder.java
+++ b/src/main/java/org/gentoo/java/ebuilder/maven/MavenEbuilder.java
@@ -18,6 +18,17 @@ import org.gentoo.java.ebuilder.Config;
  */
 public class MavenEbuilder {
 
+    /**
+     * The fallback description if no description is found in pom.xml.
+     */
+    private static final String defaultDescription = "${MAVEN_ID}";
+
+    /**
+     * The fallback homepage if no homepage is found in pom.xml.
+     */
+    private static final String defaultHomepage
+            = "https://wiki.gentoo.org/wiki/No_homepage";
+
     /**
      * EAPI version.
      */
@@ -694,10 +705,22 @@ public class MavenEbuilder {
             final MavenProject mavenProject, final PrintWriter writer) {
         writer.println();
 
+        // write MAVEN_ID ahead of DESCRIPTION,
+        //   becase defaultDescription need ${MAVEN_ID}
+        writer.print("MAVEN_ID=\"");
+        writer.print(mavenProject.getGroupId());
+        writer.print(':');
+        writer.print(mavenProject.getArtifactId());
+        writer.print(':');
+        writer.print(mavenProject.getVersion());
+        writer.println('"');
+
         writer.print("DESCRIPTION=\"");
 
         if (mavenProject.getDescription() != null) {
             writer.print(mavenProject.getDescription().replace("\"", "\\\""));
+        } else {
+            writer.print(defaultDescription);
         }
 
         writer.println('"');
@@ -706,6 +729,8 @@ public class MavenEbuilder {
 
         if (mavenProject.getHomepage() != null) {
             writer.print(mavenProject.getHomepage());
+        } else {
+            writer.print(defaultHomepage);
         }
 
         writer.println('"');
@@ -736,14 +761,6 @@ public class MavenEbuilder {
         writer.print("KEYWORDS=\"");
         writer.print(config.getKeywords());
         writer.println('"');
-
-        writer.print("MAVEN_ID=\"");
-        writer.print(mavenProject.getGroupId());
-        writer.print(':');
-        writer.print(mavenProject.getArtifactId());
-        writer.print(':');
-        writer.print(mavenProject.getVersion());
-        writer.println('"');
     }
 
     /**
-- 
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