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From l...@apache.org
Subject svn commit: r1335434 - /oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/SubProductExistenceCheckComparator.java
Date Tue, 08 May 2012 11:46:06 GMT
Author: luca
Date: Tue May  8 11:46:06 2012
New Revision: 1335434

URL: http://svn.apache.org/viewvc?rev=1335434&view=rev
Log:
Inserting new precondition SubProductExistenceCheckComparator (see OODT-451)

Added:
    oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/SubProductExistenceCheckComparator.java
  (with props)

Added: oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/SubProductExistenceCheckComparator.java
URL: http://svn.apache.org/viewvc/oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/SubProductExistenceCheckComparator.java?rev=1335434&view=auto
==============================================================================
--- oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/SubProductExistenceCheckComparator.java
(added)
+++ oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/SubProductExistenceCheckComparator.java
Tue May  8 11:46:06 2012
@@ -0,0 +1,67 @@
+/*
+ * 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.oodt.cas.metadata.preconditions;
+
+//JDK imports
+import java.io.File;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import org.apache.oodt.cas.metadata.exceptions.PreconditionComparatorException;
+
+/**
+ * A {@link PreConditionComparator} that checks for the existence of an arbitrary file (a
"sub-product") 
+ * within the product directory.
+ * If the product is not a directory, or the filePath field is not specified, this class
behaves
+ * exactly like the superclass {@link ExistanceCheckComparator}.
+ * 
+ * @author luca (Luca Cinquini)
+ *
+ */
+public class SubProductExistenceCheckComparator extends
+		ExistanceCheckComparator {
+	
+	private static final Logger LOG = Logger.getLogger(ExistanceCheckComparator.class.getName());
+	
+    private String filePath;
+
+	public String getFilePath() {
+		return filePath;
+	}
+
+	/**
+	 * Sets the sub-product file path (must be relative to the product absolute path).
+	 */
+	public void setFilePath(String filePath) {
+		this.filePath = filePath;
+	}
+	
+    @Override
+    protected int performCheck(File product, Boolean compareItem)
+            throws PreconditionComparatorException {
+    	
+    	if (product.isDirectory() && filePath!=null) {
+    		File file = new File(product.getAbsolutePath()+"/"+filePath);
+    		LOG.log(Level.INFO, "Checking existence of file="+file.getAbsolutePath());
+    		return new Boolean(file.exists()).compareTo(compareItem);
+    	} else {
+    		return new Boolean(product.exists()).compareTo(compareItem);
+    	}
+    }
+	
+}

Propchange: oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/SubProductExistenceCheckComparator.java
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