[Archive-access-cvs] SF.net SVN: archive-access:[3529] trunk/archive-access/projects/wayback/ wayback-core/src/main/java/org/archive/wayback/resourceindex/filters/ FilePrefixDateEmbargoFilter.java

[<bra...@us...>]

Revision: 3529
          http://archive-access.svn.sourceforge.net/archive-access/?rev=3529&view=rev
Author:   bradtofel
Date:     2011-09-06 04:12:58 +0000 (Tue, 06 Sep 2011)
Log Message:
-----------
INITIAL REV: ObjectFilter which excludes filters that both match a certain prefix AND are newer than a specific period

Added Paths:
-----------
    trunk/archive-access/projects/wayback/wayback-core/src/main/java/org/archive/wayback/resourceindex/filters/FilePrefixDateEmbargoFilter.java

Added: trunk/archive-access/projects/wayback/wayback-core/src/main/java/org/archive/wayback/resourceindex/filters/FilePrefixDateEmbargoFilter.java
===================================================================
--- trunk/archive-access/projects/wayback/wayback-core/src/main/java/org/archive/wayback/resourceindex/filters/FilePrefixDateEmbargoFilter.java	                        (rev 0)
+++ trunk/archive-access/projects/wayback/wayback-core/src/main/java/org/archive/wayback/resourceindex/filters/FilePrefixDateEmbargoFilter.java	2011-09-06 04:12:58 UTC (rev 3529)
@@ -0,0 +1,49 @@
+/*
+ *  This file is part of the Wayback archival access software
+ *   (http://archive-access.sourceforge.net/projects/wayback/).
+ *
+ *  Licensed to the Internet Archive (IA) by one or more individual 
+ *  contributors. 
+ *
+ *  The IA 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.archive.wayback.resourceindex.filters;
+
+import java.util.Date;
+
+import org.archive.wayback.core.CaptureSearchResult;
+import org.archive.wayback.util.ObjectFilter;
+
+/**
+ * Blocks only files matching a given prefix, iff they are newer than a given
+ * embargo period.
+ * 
+ * @author brad
+ *
+ */
+public class FilePrefixDateEmbargoFilter  implements ObjectFilter<CaptureSearchResult> {
+	protected String matchPrefix = null;
+	protected Date embargoDate = null;
+	public FilePrefixDateEmbargoFilter(String prefix, long minAge) {
+		matchPrefix = prefix;
+		embargoDate = new Date(System.currentTimeMillis() - minAge);
+	}
+	public int filterObject(CaptureSearchResult o) {
+		if(!o.getFile().startsWith(matchPrefix)) {
+			return FILTER_INCLUDE;
+		}
+		return o.getCaptureDate().compareTo(embargoDate) < 0 
+			? FILTER_INCLUDE : FILTER_EXCLUDE;
+	}
+	
+}

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