Rename SLC Core into SLC Spring.

[gpl/argeo-slc.git] / org.argeo.slc.spring / src / org / argeo / slc / core / deploy / VersionedDirSync.java

diff --git a/org.argeo.slc.spring/src/org/argeo/slc/core/deploy/VersionedDirSync.java b/org.argeo.slc.spring/src/org/argeo/slc/core/deploy/VersionedDirSync.java
new file mode 100644 (file)
index 0000000..13d2543
--- /dev/null
+++ b/org.argeo.slc.spring/src/org/argeo/slc/core/deploy/VersionedDirSync.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2007-2012 Argeo GmbH
+ *
+ * Licensed 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.argeo.slc.core.deploy;
+
+import java.io.File;
+import java.io.IOException;
+
+import org.apache.commons.io.FileUtils;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.argeo.slc.SlcException;
+import org.argeo.slc.deploy.VersioningDriver;
+
+/**
+ * Synchronizes an URL to a local directory, taking into account versioning
+ * information if possible.
+ */
+public class VersionedDirSync implements Runnable {
+       private final static Log log = LogFactory.getLog(VersionedDirSync.class);
+
+       private VersioningDriver versioningDriver;
+       private File dir;
+       private String url;
+       private Boolean clean = false;
+
+       private Boolean changed = null;
+
+       public void run() {
+               changed = null;
+               if (clean) {
+                       try {
+                               log.info("Clean " + dir);
+                               FileUtils.deleteDirectory(dir);
+                       } catch (IOException e) {
+                               throw new SlcException("Cannot delete checkout directory "
+                                               + dir, e);
+                       }
+                       dir.mkdirs();
+               }
+               log.info("Checkout " + url + " to " + dir);
+               changed = versioningDriver.checkout(url, dir, true);
+               if (log.isDebugEnabled())
+                       log.debug("Synchronized " + url + " to " + dir);
+       }
+
+       public void setVersioningDriver(VersioningDriver versioningDriver) {
+               this.versioningDriver = versioningDriver;
+       }
+
+       public void setDir(File dir) {
+               this.dir = dir;
+       }
+
+       public void setUrl(String url) {
+               this.url = url;
+       }
+
+       /** Delete before checkout */
+       public void setClean(Boolean clean) {
+               this.clean = clean;
+       }
+
+       /** Whether last call has changed the directory */
+       public Boolean getChanged() {
+               if (changed == null)
+                       throw new SlcException("Sync has not run");
+               return changed;
+       }
+
+}