Environment variable to run repackaging sequentially

diff --git a/src/org/argeo/build/Repackage.java b/src/org/argeo/build/Repackage.java
index 780fddfea6806f025a2042cd91a9e1efa59d6158..8a1a809be5c634ef0cbbb102e26c129b6c08b5da 100644 (file)
--- a/src/org/argeo/build/Repackage.java
+++ b/src/org/argeo/build/Repackage.java
@@ -76,12 +76,16 @@ public class Repackage {
         * integrated in the bundles.
         */
        final static String ENV_SOURCE_BUNDLES = "SOURCE_BUNDLES";
+       /** Environment variable on whether operations should be parallelised. */
+       final static String ENV_ARGEO_BUILD_SEQUENTIAL = "ARGEO_BUILD_SEQUENTIAL";
 
-       /** Whether repackaging should run in parallel or sequentially. */
-       final static boolean parallel = true;
+       /** Whether repackaging should run in parallel (default) or sequentially. */
+       final static boolean sequential = Boolean.parseBoolean(System.getenv(ENV_ARGEO_BUILD_SEQUENTIAL));
 
        /** Main entry point. */
        public static void main(String[] args) {
+               if (sequential)
+                       logger.log(INFO, "Build will be sequential");
                if (args.length < 2) {
                        System.err.println("Usage: <path to a2 output dir> <category1> <category2> ...");
                        System.exit(1);
@@ -93,12 +97,13 @@ public class Repackage {
                List<CompletableFuture<Void>> toDos = new ArrayList<>();
                for (int i = 1; i < args.length; i++) {
                        Path p = Paths.get(args[i]);
-                       if (parallel)
-                               toDos.add(CompletableFuture.runAsync(() -> factory.processCategory(p)));
-                       else
+                       if (sequential)
                                factory.processCategory(p);
+                       else
+                               toDos.add(CompletableFuture.runAsync(() -> factory.processCategory(p)));
                }
-               CompletableFuture.allOf(toDos.toArray(new CompletableFuture[toDos.size()])).join();
+               if (!sequential)
+                       CompletableFuture.allOf(toDos.toArray(new CompletableFuture[toDos.size()])).join();
 
                // Summary
                StringBuilder sb = new StringBuilder();