1 files changed, 58 insertions, 0 deletions
diff --git a/container-dev-builder/tools/src/main/java/com/yahoo/container/dev/builder/DependencyResolver.java b/container-dev-builder/tools/src/main/java/com/yahoo/container/dev/builder/DependencyResolver.java
new file mode 100644
index 00000000000..c8a0bcf5a8a
--- /dev/null
+++ b/container-dev-builder/tools/src/main/java/com/yahoo/container/dev/builder/DependencyResolver.java
@@ -0,0 +1,58 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.container.dev.builder;
+
+import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.FileVisitResult;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.nio.file.SimpleFileVisitor;
+import java.nio.file.attribute.BasicFileAttributes;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+import java.util.TreeSet;
+
+/**
+ * @author <a href="mailto:simon@yahoo-inc.com">Simon Thoresen Hult</a>
+ */
+public class DependencyResolver {
+
+    private static final Path DEPENDENCIES = Paths.get("dependencies");
+
+    public static void main(String[] args) throws IOException, XmlPullParserException {
+        final Set<String> blacklist = new HashSet<>(Arrays.asList(args).subList(1, args.length));
+        final Set<String> dependencies = new TreeSet<>();
+        Files.walkFileTree(Paths.get(args[0]), new SimpleFileVisitor<Path>() {
+
+            @Override
+            public FileVisitResult visitFile(final Path file, final BasicFileAttributes attrs) throws IOException {
+                if (!attrs.isRegularFile()) {
+                    return FileVisitResult.CONTINUE;
+                }
+                if (!file.getFileName().equals(DEPENDENCIES)) {
+                    return FileVisitResult.CONTINUE;
+                }
+                for (final String line : Files.readAllLines(file, StandardCharsets.UTF_8)) {
+                    for (final String dependency : line.split(" ")) {
+                        if (dependency == null || dependency.isEmpty()) {
+                            continue;
+                        }
+                        final String[] arr = dependency.split(":");
+                        if (arr.length != 5 || blacklist.contains(arr[0] + ":" + arr[1])) {
+                            continue;
+                        }
+                        dependencies.add(dependency);
+                    }
+                }
+                return FileVisitResult.CONTINUE;
+            }
+        });
+        for (final String dependency : dependencies) {
+            System.out.println(dependency);
+        }
+    }
+}
+\ No newline at end of file