Use local copy of latest bndlib code for pre-release testing purposes

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1347815 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/bundleplugin/src/main/java/aQute/libg/filelock/DirectoryLock.java b/bundleplugin/src/main/java/aQute/libg/filelock/DirectoryLock.java
new file mode 100644
index 0000000..6e6b11e
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/libg/filelock/DirectoryLock.java
@@ -0,0 +1,32 @@
+package aQute.libg.filelock;
+
+import java.io.*;
+
+public class DirectoryLock {
+	final File						lock;
+	final long						timeout;
+	final public static String LOCKNAME = ".lock";
+
+	public DirectoryLock(File directory, long timeout) {
+		this.lock = new File(directory, LOCKNAME);
+		this.lock.deleteOnExit();
+		this.timeout = timeout;
+	}
+
+	
+	public void release() {
+		lock.delete();
+	}
+
+	public void lock() throws InterruptedException {
+		if (lock.mkdir())
+			return;
+
+		long deadline = System.currentTimeMillis()+ timeout;
+		while ( System.currentTimeMillis() < deadline) {
+			if (lock.mkdir())
+				return;	
+			Thread.sleep(50);
+		}
+	}
+}
diff --git a/bundleplugin/src/main/java/aQute/libg/filelock/packageinfo b/bundleplugin/src/main/java/aQute/libg/filelock/packageinfo
new file mode 100644
index 0000000..9ad81f6
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/libg/filelock/packageinfo
@@ -0,0 +1 @@
+version 1.0.0