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Revision 1519

Added by Jing Tao over 21 years ago

Revise the class.

View differences:

src/edu/ucsb/nceas/metacat/FilteredSubTree.java
28 28 

  		




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package edu.ucsb.nceas.metacat;


  		




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import java.util.Hashtable;


  		




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import java.util.Stack;


  		




  
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import java.util.Vector;


  		




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import java.sql.PreparedStatement;


  		




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import java.sql.SQLException;


  		




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import java.sql.ResultSet;


  		




  ......




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  private String startElementName = null;


  		




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  private long   startNodeId = -1;


  		




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  private long   endNodeId =   -1;


  		




  
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  private Hashtable filteredTree;


  		




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    /**


  		




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     * Constructor of subtree


  		




  
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     * Constructor of filteredsubtree


  		




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     */


  		




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    public FilteredSubTree(String myDocId, String mySubTreeId, 


  		




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                  long myStartNodeId, long myEndNodeId)


  		




  ......




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      return this.endNodeId;


  		




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    }


  		




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    /* Put a subtree node into a stack, on top is the start point of subtree*/


  		




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    private Stack getSubTreeNodeList() throws McdbException


  		




  
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    /** Set a filtered subtree(subtree should be merger equivlent */


  		




  
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    public void setFilteredSubtree(Hashtable  tree)


  		




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    {


  		




  
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      filteredTree = tree;


  		




  
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    }


  		




  
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   /** Get unfiltered subtree node list*/


  		




  
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    public Stack getUnfilteredSubTreeNodeList() throws McdbException


  		




  
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    {


  		




  
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       PreparedStatement pstmt = null;


  		




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       DBConnection dbconn = null;


  		




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       int serialNumber = -1;


  		




  ......




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       String nodename = null;


  		




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       String nodeprefix = null;


  		




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       String nodedata = null;


  		




  
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       Vector sorteSubTree = new Vector();


  		




  
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       // order the subtree vector by start node id


  		




  
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       // because the subtree is mergeEquivlent, so there is no nested subtree


  		




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       String sql = "SELECT nodeid, parentnodeid, nodeindex, " +


  		




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                    "nodetype, nodename, nodeprefix, nodedata " +               


  		




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                    "FROM xml_nodes WHERE docid = ? AND nodeid >= ? AND " +


  		












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