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Posted to commits@camel.apache.org by da...@apache.org on 2016/03/08 17:41:29 UTC

camel git commit: CAMEL-9681 - Add an option to enable/disable cache creation

Repository: camel
Updated Branches:
  refs/heads/master 72141c6d6 -> ef4cc80b8


CAMEL-9681 - Add an option to enable/disable cache creation


Project: http://git-wip-us.apache.org/repos/asf/camel/repo
Commit: http://git-wip-us.apache.org/repos/asf/camel/commit/ef4cc80b
Tree: http://git-wip-us.apache.org/repos/asf/camel/tree/ef4cc80b
Diff: http://git-wip-us.apache.org/repos/asf/camel/diff/ef4cc80b

Branch: refs/heads/master
Commit: ef4cc80b8b0afa2618a026ff1cffabd27769a826
Parents: 72141c6
Author: lburgazzoli <lb...@gmail.com>
Authored: Tue Mar 8 15:39:31 2016 +0100
Committer: lburgazzoli <lb...@gmail.com>
Committed: Tue Mar 8 15:39:31 2016 +0100

----------------------------------------------------------------------
 .../component/jcache/JCacheConfiguration.java   | 14 +++++++
 .../camel/component/jcache/JCacheManager.java   |  5 +++
 .../component/jcache/JCacheManagerTest.java     | 42 ++++++++++++++++++++
 .../src/test/resources/log4j.properties         |  2 -
 4 files changed, 61 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/camel/blob/ef4cc80b/components/camel-jcache/src/main/java/org/apache/camel/component/jcache/JCacheConfiguration.java
----------------------------------------------------------------------
diff --git a/components/camel-jcache/src/main/java/org/apache/camel/component/jcache/JCacheConfiguration.java b/components/camel-jcache/src/main/java/org/apache/camel/component/jcache/JCacheConfiguration.java
index af83153..0002845 100644
--- a/components/camel-jcache/src/main/java/org/apache/camel/component/jcache/JCacheConfiguration.java
+++ b/components/camel-jcache/src/main/java/org/apache/camel/component/jcache/JCacheConfiguration.java
@@ -88,6 +88,8 @@ public class JCacheConfiguration {
     @UriParam(label = "producer")
     private String action;
 
+    @UriParam(label = "advanced", defaultValue = "true")
+    private boolean createCacheIfNotExists = true;
 
     private final CamelContext camelContext;
 
@@ -299,4 +301,16 @@ public class JCacheConfiguration {
     public void setAction(String action) {
         this.action = action;
     }
+
+    public boolean isCreateCacheIfNotExists() {
+        return createCacheIfNotExists;
+    }
+
+    /**
+     * Configure if a cache need to be created if it does exist or can't be
+     * pre-configured.
+     */
+    public void setCreateCacheIfNotExists(boolean createCacheIfNotExists) {
+        this.createCacheIfNotExists = createCacheIfNotExists;
+    }
 }

http://git-wip-us.apache.org/repos/asf/camel/blob/ef4cc80b/components/camel-jcache/src/main/java/org/apache/camel/component/jcache/JCacheManager.java
----------------------------------------------------------------------
diff --git a/components/camel-jcache/src/main/java/org/apache/camel/component/jcache/JCacheManager.java b/components/camel-jcache/src/main/java/org/apache/camel/component/jcache/JCacheManager.java
index 5ec98b2..bb86e08 100644
--- a/components/camel-jcache/src/main/java/org/apache/camel/component/jcache/JCacheManager.java
+++ b/components/camel-jcache/src/main/java/org/apache/camel/component/jcache/JCacheManager.java
@@ -96,6 +96,11 @@ public class JCacheManager<K, V> implements Closeable {
 
             cache = manager.getCache(cacheName);
             if (cache == null) {
+                if (!configuration.isCreateCacheIfNotExists()) {
+                    throw new IllegalStateException(
+                        "Cache " + cacheName + " does not exist and should not be created (createCacheIfNotExists=false)");
+                }
+
                 cache = manager.createCache(
                     cacheName,
                     getOrCreateCacheConfiguration());

http://git-wip-us.apache.org/repos/asf/camel/blob/ef4cc80b/components/camel-jcache/src/test/java/org/apache/camel/component/jcache/JCacheManagerTest.java
----------------------------------------------------------------------
diff --git a/components/camel-jcache/src/test/java/org/apache/camel/component/jcache/JCacheManagerTest.java b/components/camel-jcache/src/test/java/org/apache/camel/component/jcache/JCacheManagerTest.java
new file mode 100644
index 0000000..3eb98b1
--- /dev/null
+++ b/components/camel-jcache/src/test/java/org/apache/camel/component/jcache/JCacheManagerTest.java
@@ -0,0 +1,42 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.component.jcache;
+
+import org.junit.Test;
+
+public class JCacheManagerTest extends JCacheComponentTestSupport {
+
+    @Test
+    public void testCacheCreation() throws Exception {
+        JCacheConfiguration conf = new JCacheConfiguration();
+
+        JCacheManager<Object, Object> manager = new JCacheManager<>(conf, randomString());
+        assertNotNull(manager.getCache());
+
+        manager.close();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testCacheCreationFailure() throws Exception {
+        JCacheConfiguration conf = new JCacheConfiguration();
+        conf.setCreateCacheIfNotExists(false);
+
+        new JCacheManager<>(conf, randomString()).getCache();
+
+        fail("Should have raised IllegalStateException");
+    }
+}

http://git-wip-us.apache.org/repos/asf/camel/blob/ef4cc80b/components/camel-jcache/src/test/resources/log4j.properties
----------------------------------------------------------------------
diff --git a/components/camel-jcache/src/test/resources/log4j.properties b/components/camel-jcache/src/test/resources/log4j.properties
index 6290fb2..b2324eb 100644
--- a/components/camel-jcache/src/test/resources/log4j.properties
+++ b/components/camel-jcache/src/test/resources/log4j.properties
@@ -18,8 +18,6 @@
 #
 # The logging properties used during tests..
 #
-#log4j.rootLogger=INFO, file
-
 log4j.rootLogger=INFO, file
 #log4j.logger.org.apache.camel.component.jcache=DEBUG