Do not require file or directory for ghost entries (ctron#56).

dranuhl · Nov 29, 2021 · a44e959 · a44e959
1 parent ef7287d
commit a44e959
Show file tree

Hide file tree

Showing 2 changed files with 14 additions and 1 deletion.
diff --git a/src/main/java/de/dentrassi/rpm/builder/PackageEntry.java b/src/main/java/de/dentrassi/rpm/builder/PackageEntry.java
@@ -169,10 +169,11 @@ public void validate ()
         sources += this.file != null ? 1 : 0;
         sources += this.collect != null ? 1 : 0;
         sources += this.linkTo != null ? 1 : 0;
+        sources += Boolean.TRUE.equals ( this.getGhost () ) ? 1 : 0;
 
         if ( sources != 1 )
         {
-            throw new IllegalStateException ( "Exactly one of 'file', 'directory', 'linkTo' or 'collect' must be specified." );
+            throw new IllegalStateException ( "Exactly one of 'file', 'directory', 'linkTo', 'collect' or 'ghost' must be specified." );
         }
 
         super.validate ();

diff --git a/src/main/java/de/dentrassi/rpm/builder/RpmMojo.java b/src/main/java/de/dentrassi/rpm/builder/RpmMojo.java
@@ -23,6 +23,7 @@
 import java.io.IOException;
 import java.net.InetAddress;
 import java.net.UnknownHostException;
+import java.nio.ByteBuffer;
 import java.nio.file.FileAlreadyExistsException;
 import java.nio.file.Files;
 import java.nio.file.Path;
@@ -1101,6 +1102,10 @@ else if ( entry.getCollect () != null )
         {
             fillFromEntryCollect ( ctx, entry );
         }
+        else if ( Boolean.TRUE.equals ( entry.getGhost () ) )
+        {
+            fillFromEntryGhost ( ctx, entry );
+        }
     }
 
     private void fillFromEntryDirectory ( final BuilderContext ctx, final PackageEntry entry ) throws IOException
@@ -1118,6 +1123,13 @@ private void fillFromEntryFile ( final BuilderContext ctx, final PackageEntry en
         ctx.addFile ( entry.getName (), source, makeProvider ( entry, "      - " ) );
     }
 
+    private void fillFromEntryGhost ( final BuilderContext ctx, final PackageEntry entry ) throws IOException
+    {
+        this.logger.debug ( "    as ghost:" );
+
+        ctx.addFile ( entry.getName (), ByteBuffer.allocate ( 0 ), makeProvider ( entry, "      - " ) );
+    }
+
     private void fillFromEntryLinkTo ( final BuilderContext ctx, final PackageEntry entry ) throws IOException
     {
         this.logger.debug ( "    as symbolic link:" );