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From mattm...@apache.org
Subject svn commit: r1099268 - in /oodt/trunk: CHANGES.txt metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/EndsWithComparator.java metadata/src/main/resources/examples/met_extr_preconditions.xml
Date Tue, 03 May 2011 21:31:14 GMT
Author: mattmann
Date: Tue May  3 21:31:14 2011
New Revision: 1099268

URL: http://svn.apache.org/viewvc?rev=1099268&view=rev
Log:
- fix for OODT-188 Precondition Comparator to ignore files with a particular extension

Added:
    oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/EndsWithComparator.java
Modified:
    oodt/trunk/CHANGES.txt
    oodt/trunk/metadata/src/main/resources/examples/met_extr_preconditions.xml

Modified: oodt/trunk/CHANGES.txt
URL: http://svn.apache.org/viewvc/oodt/trunk/CHANGES.txt?rev=1099268&r1=1099267&r2=1099268&view=diff
==============================================================================
--- oodt/trunk/CHANGES.txt (original)
+++ oodt/trunk/CHANGES.txt Tue May  3 21:31:14 2011
@@ -4,6 +4,9 @@ Apache OODT Change Log
 Release 0.3-SNAPSHOT (in progress)
 --------------------------------------------
 
+* OODT-188 Precondition Comparator to ignore files with 
+  a particular extension (mattmann)
+
 * OODT-129 Integrate with Maven Central (mattmann)
 
 * OODT-177 PHP implementation of sso (ahart)

Added: oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/EndsWithComparator.java
URL: http://svn.apache.org/viewvc/oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/EndsWithComparator.java?rev=1099268&view=auto
==============================================================================
--- oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/EndsWithComparator.java
(added)
+++ oodt/trunk/metadata/src/main/java/org/apache/oodt/cas/metadata/preconditions/EndsWithComparator.java
Tue May  3 21:31:14 2011
@@ -0,0 +1,52 @@
+/**
+ * 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;
+
+//OODT imports
+import org.apache.oodt.cas.metadata.exceptions.PreconditionComparatorException;
+import org.apache.oodt.cas.metadata.preconditions.PreConditionComparator;
+
+/**
+ * 
+ * A {@link PreConditionComparator} that checks a file's extension and then
+ * skips extracting metadata from files that don't match this extension.
+ * 
+ * @author mattmann
+ * @version $Revision$
+ * 
+ */
+public class EndsWithComparator extends PreConditionComparator<String> {
+
+  /*
+   * (non-Javadoc)
+   * 
+   * @see
+   * org.apache.oodt.cas.metadata.preconditions.PreConditionComparator#performCheck
+   * (java.io.File, java.lang.Object)
+   */
+  @Override
+  protected int performCheck(File file, String ext)
+      throws PreconditionComparatorException {
+    return file.getName().substring(file.getName().lastIndexOf(".") + 1)
+        .compareTo(ext);
+  }
+
+}

Modified: oodt/trunk/metadata/src/main/resources/examples/met_extr_preconditions.xml
URL: http://svn.apache.org/viewvc/oodt/trunk/metadata/src/main/resources/examples/met_extr_preconditions.xml?rev=1099268&r1=1099267&r2=1099268&view=diff
==============================================================================
--- oodt/trunk/metadata/src/main/resources/examples/met_extr_preconditions.xml (original)
+++ oodt/trunk/metadata/src/main/resources/examples/met_extr_preconditions.xml Tue May  3
21:31:14 2011
@@ -24,6 +24,14 @@ the License.
     <!-- Precondition Comparators -->
     <bean id="PreconditionComparator" lazy-init="true" abstract="true" class="org.apache.oodt.cas.metadata.preconditions.PreConditionComparator"/>
     
+    <bean id="OnlyExtractFileType" lazy-init="true" class="org.apache.oodt.cas.metadata.preconditions.EndsWithComparator">
+        <property name="description" value="Checks the file extension and only extracts
met from those files."/>        
+        <property name="compareItem">
+            <value type="java.lang.String">file_ext</value>    
+        </property>
+        <property name="type" value="equal_to"/>
+    </bean>    
+    
     
     <bean id="CheckThatDataFileSizeIsGreaterThanZero" lazy-init="true" parent="PreconditionComparator"
class="org.apache.oodt.cas.metadata.preconditions.FileSizeComparator">
         <property name="description" value="Check if the current data file size is greater
than zero"/>        



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