From e4470c0db1ccc5110e35d589b713efe372720f3d Mon Sep 17 00:00:00 2001
From: "Lincoln Baxter, III" <lincolnbaxter@gmail.com>
Date: Mon, 23 Jun 2014 12:47:22 -0400
Subject: [PATCH] Fix cache invalidation

---
 .../website/rest/HooksIntegrationService.java | 41 ++++++++++++-------
 .../forge/website/service/CacheEntry.java     |  8 ++++
 .../forge/website/service/Downloader.java     |  7 +++-
 3 files changed, 40 insertions(+), 16 deletions(-)

diff --git a/src/main/java/org/jboss/forge/website/rest/HooksIntegrationService.java b/src/main/java/org/jboss/forge/website/rest/HooksIntegrationService.java
index 85cd98c..4a6de88 100644
--- a/src/main/java/org/jboss/forge/website/rest/HooksIntegrationService.java
+++ b/src/main/java/org/jboss/forge/website/rest/HooksIntegrationService.java
@@ -2,6 +2,8 @@
 
 import java.util.Map;
 
+import javax.ejb.Asynchronous;
+import javax.ejb.Stateless;
 import javax.inject.Inject;
 import javax.ws.rs.POST;
 import javax.ws.rs.Path;
@@ -23,6 +25,7 @@
 /**
  * @author <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
  */
+@Stateless
 @Path("/v1/webhooks")
 @Produces({ "application/xml", "application/json" })
 public class HooksIntegrationService
@@ -51,27 +54,35 @@ public Response githubUpdateRepository(String payload) throws Exception
       }
       else
       {
-         try (CloseableHttpClient client = HttpClientBuilder.create().build())
+         try
          {
-            Address address = AddressBuilder.begin().scheme("http").domain(SiteConstants.REDOCULOUS_DOMAIN)
-                     .path("/api/v1/manage").query("repo", repo).build();
-
-            HttpResponse response = client.execute(new HttpPut(address.toString()));
-
-            if (response.getStatusLine().getStatusCode() != 200)
-               throw new IllegalStateException("failed! (server returned status code: "
-                        + response.getStatusLine().getStatusCode() + ")");
-         }
-         catch (Exception e)
-         {
-            return Response.status(Status.INTERNAL_SERVER_ERROR)
-                     .entity("Failed to purge Redoculous cache for repo: " + repo).build();
+            invalidateRedoculous(repo);
          }
          finally
          {
-            downloader.invalidateCachesByAddress(".*repo=" + repo + ".*");
+            downloader.invalidateCachesByAddress(repo);
          }
       }
       return Response.status(Status.OK).build();
    }
+
+   @Asynchronous
+   private void invalidateRedoculous(String repo)
+   {
+      try (CloseableHttpClient client = HttpClientBuilder.create().build())
+      {
+         Address address = AddressBuilder.begin().scheme("http").domain(SiteConstants.REDOCULOUS_DOMAIN)
+                  .path("/api/v1/manage").query("repo", repo).build();
+
+         HttpResponse response = client.execute(new HttpPut(address.toString()));
+
+         if (response.getStatusLine().getStatusCode() != 200)
+            throw new IllegalStateException("failed! (server returned status code: "
+                     + response.getStatusLine().getStatusCode() + ")");
+      }
+      catch (Exception e)
+      {
+         throw new IllegalStateException("Failed to purge Redoculous cache for repo: " + repo, e);
+      }
+   }
 }
diff --git a/src/main/java/org/jboss/forge/website/service/CacheEntry.java b/src/main/java/org/jboss/forge/website/service/CacheEntry.java
index 577f6df..928a9ac 100644
--- a/src/main/java/org/jboss/forge/website/service/CacheEntry.java
+++ b/src/main/java/org/jboss/forge/website/service/CacheEntry.java
@@ -44,4 +44,12 @@ public String getAddress()
    {
       return address;
    }
+
+   @Override
+   public String toString()
+   {
+      return "CacheEntry [address=" + address + ", time=" + time + "]";
+   }
+   
+   
 }
diff --git a/src/main/java/org/jboss/forge/website/service/Downloader.java b/src/main/java/org/jboss/forge/website/service/Downloader.java
index 984bf33..c6bd06a 100644
--- a/src/main/java/org/jboss/forge/website/service/Downloader.java
+++ b/src/main/java/org/jboss/forge/website/service/Downloader.java
@@ -10,6 +10,7 @@
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.logging.Logger;
+import java.util.regex.Pattern;
 
 import javax.inject.Singleton;
 
@@ -18,6 +19,7 @@
 import org.apache.http.impl.client.CloseableHttpClient;
 import org.apache.http.impl.client.HttpClientBuilder;
 import org.ocpsoft.common.util.Streams;
+import org.ocpsoft.urlbuilder.util.Decoder;
 
 /**
  * @author <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
@@ -83,10 +85,13 @@ public void invalidateCaches()
 
    public void invalidateCachesByAddress(String pattern)
    {
+      pattern = ".*" + Pattern.quote(pattern) + ".*";
       log.info("Invalidating caches for pattern [" + pattern + "]");
       for (CacheEntry entry : cache.values())
       {
-         if (entry.getAddress().matches(pattern))
+         if (entry.getAddress().matches(pattern)
+                  || Decoder.query(entry.getAddress()).matches(pattern)
+                  || Decoder.path(entry.getAddress()).matches(pattern))
          {
             log.info("Invalidating cache entry [" + entry.getAddress() + "] for pattern [" + pattern + "]");
             entry.invalidate();