Clover coverage report - Code Coverage for tapestry-contrib release 4.0.2
Coverage timestamp: Thu Apr 13 2006 10:55:19 EDT
file stats: LOC: 122   Methods: 6
NCLOC: 74   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
ResultSetIterator.java 0% 0% 0% 0%
coverage
 1    // Copyright 2004, 2005 The Apache Software Foundation
 2    //
 3    // Licensed under the Apache License, Version 2.0 (the "License");
 4    // you may not use this file except in compliance with the License.
 5    // You may obtain a copy of the License at
 6    //
 7    // http://www.apache.org/licenses/LICENSE-2.0
 8    //
 9    // Unless required by applicable law or agreed to in writing, software
 10    // distributed under the License is distributed on an "AS IS" BASIS,
 11    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 12    // See the License for the specific language governing permissions and
 13    // limitations under the License.
 14   
 15    package org.apache.tapestry.contrib.table.model.sql;
 16   
 17    import java.sql.ResultSet;
 18    import java.sql.SQLException;
 19    import java.util.Iterator;
 20   
 21    import org.apache.commons.logging.Log;
 22    import org.apache.commons.logging.LogFactory;
 23   
 24    /**
 25    *
 26    * @author mindbridge
 27    */
 28    public class ResultSetIterator implements Iterator
 29    {
 30    private static final Log LOG = LogFactory.getLog(ResultSetIterator.class);
 31   
 32    private ResultSet m_objResultSet;
 33    private boolean m_bFetched;
 34    private boolean m_bAvailable;
 35   
 36  0 public ResultSetIterator(ResultSet objResultSet)
 37    {
 38  0 m_objResultSet = objResultSet;
 39  0 m_bFetched = false;
 40    }
 41   
 42    /**
 43    * @see java.util.Iterator#hasNext()
 44    */
 45  0 public synchronized boolean hasNext()
 46    {
 47  0 if (getResultSet() == null) return false;
 48   
 49  0 if (!m_bFetched)
 50    {
 51  0 m_bFetched = true;
 52   
 53  0 try
 54    {
 55  0 m_bAvailable = !getResultSet().isLast();
 56    }
 57    catch (SQLException e)
 58    {
 59  0 LOG.warn(
 60    "SQLException while testing for end of the ResultSet",
 61    e);
 62  0 m_bAvailable = false;
 63    }
 64   
 65  0 if (!m_bAvailable)
 66  0 notifyEnd();
 67    }
 68   
 69  0 return m_bAvailable;
 70    }
 71   
 72    /**
 73    * @see java.util.Iterator#next()
 74    */
 75  0 public synchronized Object next()
 76    {
 77  0 ResultSet objResultSet = getResultSet();
 78   
 79  0 try
 80    {
 81  0 if (!objResultSet.next())
 82  0 return null;
 83    }
 84    catch (SQLException e)
 85    {
 86  0 LOG.warn("SQLException while iterating over the ResultSet", e);
 87  0 return null;
 88    }
 89   
 90  0 m_bFetched = false;
 91  0 return objResultSet;
 92    }
 93   
 94    /**
 95    * @see java.util.Iterator#remove()
 96    */
 97  0 public void remove()
 98    {
 99  0 try
 100    {
 101  0 getResultSet().deleteRow();
 102    }
 103    catch (SQLException e)
 104    {
 105  0 LOG.error("Cannot delete record", e);
 106    }
 107    }
 108   
 109    /**
 110    * Returns the resultSet.
 111    * @return ResultSet
 112    */
 113  0 public ResultSet getResultSet()
 114    {
 115  0 return m_objResultSet;
 116    }
 117   
 118  0 protected void notifyEnd()
 119    {
 120    }
 121   
 122    }