EiP 10.2

1 files changed, 22 insertions, 0 deletions

diff --git a/ws2015/eip/blaetter/10/2/Synchronizer.java b/ws2015/eip/blaetter/10/2/Synchronizer.java
new file mode 100644
index 0000000..5efb127
--- /dev/null
+++ b/ws2015/eip/blaetter/10/2/Synchronizer.java
@@ -0,0 +1,22 @@
+public class Synchronizer {
+    public final String targetHash;
+    private Long solution = null;
+
+    public Synchronizer(String hash) { targetHash = hash; }
+
+    public synchronized void setSolution(long password)
+    {
+        solution = password;
+        this.notifyAll();
+    }
+
+    public synchronized long getSolution()
+    {
+        return solution;
+    }
+
+    public synchronized boolean hasSolution()
+    {
+        return (solution != null);
+    }
+}