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/**
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154
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jones
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* Name: MetaCatServlet.java
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* Purpose: A Class that implements a metadata catalog as a java Servlet
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* Copyright: 2000 Regents of the University of California and the
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* National Center for Ecological Analysis and Synthesis
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* Authors: Matt Jones, Dan Higgins
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*
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* Version: '$Id$'
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51
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jones
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*/
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package edu.ucsb.nceas.metacat;
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46
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jones
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import java.io.PrintWriter;
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import java.io.IOException;
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50
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jones
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import java.io.Reader;
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import java.io.StringReader;
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59
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jones
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import java.io.BufferedReader;
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46
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jones
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import java.util.Enumeration;
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import java.util.Hashtable;
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82
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jones
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import java.util.ResourceBundle;
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import java.util.PropertyResourceBundle;
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50
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jones
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import java.net.URL;
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import java.net.MalformedURLException;
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85
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jones
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import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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jones
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import java.sql.Connection;
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jones
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import java.sql.SQLException;
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jones
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import javax.servlet.ServletConfig;
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import javax.servlet.ServletContext;
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import javax.servlet.ServletException;
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jones
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import javax.servlet.ServletInputStream;
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jones
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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47
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jones
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import javax.servlet.http.HttpUtils;
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46
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jones
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50
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jones
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import oracle.xml.parser.v2.XSLStylesheet;
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import oracle.xml.parser.v2.XSLException;
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import oracle.xml.parser.v2.XMLDocumentFragment;
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import oracle.xml.parser.v2.XSLProcessor;
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154
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jones
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import oracle.xml.parser.v2.*;
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import java.io.File;
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import java.io.FileInputStream;
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50
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jones
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46
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jones
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/**
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* A metadata catalog server implemented as a Java Servlet
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154
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jones
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*
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* <p>Valid parameters are:<br>
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* action=query -- query the values of all elements and attributes
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* and return a result set of nodes<br>
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* action=query -- search text values for document match<br>
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* doctype -- document type list returned by the query (publicID)
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* qformat=xml -- display resultset from query in XML<br>
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* qformat=html -- display resultset from query in HTML<br>
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* action=getdocument -- display an XML document in XML or HTML<br>
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* docid=34 -- display the document with the document ID number 34<br>
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* action=putdocument -- load an XML document into the database store<br>
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* doctext -- XML text ofthe document to load into the database<br>
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* query -- actual query text (to go with 'action=query')<br>
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* action=validate -- vallidate the xml contained in validatetext<br>
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* valtext -- XML text to be validated
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* action=getdatadoc -- retreive a stored datadocument
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* datadoc -- data document name (id)
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46
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jones
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*/
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public class MetaCatServlet extends HttpServlet {
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private ServletConfig config = null;
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private ServletContext context = null;
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jones
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Connection conn = null;
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46
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jones
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DBSimpleQuery queryobj = null;
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49
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jones
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DBReader docreader = null;
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87
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jones
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DBTransform dbt = null;
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82
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jones
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String user = null;
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String password = null;
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String defaultDB = null;
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String resultStyleURL = null;
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jones
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String xmlcatalogfile = null;
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154
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jones
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String defaultdatapath = null; // path to directory where data files
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// that can be downloaded will be stored
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String executescript = null; // script to get data file and put it
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// in defaultdocpath dir
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jones
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PropertyResourceBundle options = null;
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jones
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50
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jones
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/**
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* Initialize the servlet by creating appropriate database connections
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*/
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46
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jones
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public void init( ServletConfig config ) throws ServletException {
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try {
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super.init( config );
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this.config = config;
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this.context = config.getServletContext();
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82
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jones
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System.out.println("Servlet Initialize");
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jones
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// Get the configuration file information
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154
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jones
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options = (PropertyResourceBundle)
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PropertyResourceBundle.getBundle("edu.ucsb.nceas.metacat.metacat");
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jones
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user = (String)options.handleGetObject("user");
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password = (String)options.handleGetObject("password");
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defaultDB = (String)options.handleGetObject("defaultDB");
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resultStyleURL = (String)options.handleGetObject("resultStyleURL");
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83
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jones
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xmlcatalogfile = (String)options.handleGetObject("xmlcatalogfile");
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91
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higgins
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defaultdatapath = (String)options.handleGetObject("defaultdatapath");
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executescript = (String)options.handleGetObject("executescript");
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82
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jones
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46
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jones
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try {
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50
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jones
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// Open a connection to the database
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55
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jones
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conn = MetaCatUtil.openDBConnection(
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50
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jones
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"oracle.jdbc.driver.OracleDriver",
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defaultDB, user, password);
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55
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jones
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queryobj = new DBSimpleQuery(conn);
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docreader = new DBReader(conn);
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87
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jones
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dbt = new DBTransform(conn);
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68
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higgins
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46
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jones
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} catch (Exception e) {
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100
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jones
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System.err.println("Error opening database connection");
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46
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jones
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}
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} catch ( ServletException ex ) {
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throw ex;
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121 |
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}
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}
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50
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jones
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/** Handle "GET" method requests from HTTP clients */
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125 |
46
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jones
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public void doGet (HttpServletRequest request, HttpServletResponse response)
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126 |
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throws ServletException, IOException {
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127 |
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48
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jones
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// Process the data and send back the response
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59
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jones
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handleGetOrPost(request, response);
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130 |
48
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jones
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}
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131 |
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50
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jones
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/** Handle "POST" method requests from HTTP clients */
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133 |
48
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jones
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public void doPost( HttpServletRequest request, HttpServletResponse response)
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134 |
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throws ServletException, IOException {
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135 |
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136 |
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// Process the data and send back the response
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137 |
59
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jones
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handleGetOrPost(request, response);
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138 |
48
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jones
|
}
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139 |
|
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140 |
49
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jones
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/**
|
141 |
50
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jones
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* Control servlet response depending on the action parameter specified
|
142 |
49
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jones
|
*/
|
143 |
59
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jones
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private void handleGetOrPost(HttpServletRequest request,
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144 |
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HttpServletResponse response)
|
145 |
48
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jones
|
throws ServletException, IOException {
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146 |
|
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147 |
100
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jones
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if (conn == null) {
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148 |
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System.err.println("Connection to database lost. Reopening...");
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149 |
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try {
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150 |
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// Open a connection to the database
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151 |
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conn = MetaCatUtil.openDBConnection(
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152 |
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"oracle.jdbc.driver.OracleDriver",
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153 |
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defaultDB, user, password);
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154 |
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155 |
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queryobj = new DBSimpleQuery(conn);
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156 |
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docreader = new DBReader(conn);
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157 |
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dbt = new DBTransform(conn);
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158 |
|
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159 |
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} catch (Exception e) {
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160 |
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System.err.println("Error opening database connection");
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161 |
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}
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162 |
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}
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163 |
|
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164 |
49
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jones
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// Get a handle to the output stream back to the client
|
165 |
48
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jones
|
PrintWriter out = response.getWriter();
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166 |
102
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jones
|
//response.setContentType("text/html");
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167 |
49
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jones
|
|
168 |
59
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jones
|
String name = null;
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169 |
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String[] value = null;
|
170 |
103
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jones
|
String[] docid = new String[3];
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171 |
59
|
jones
|
Hashtable params = new Hashtable();
|
172 |
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Enumeration paramlist = request.getParameterNames();
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173 |
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while (paramlist.hasMoreElements()) {
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174 |
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name = (String)paramlist.nextElement();
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175 |
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value = request.getParameterValues(name);
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176 |
103
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jones
|
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177 |
|
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// Decode the docid and mouse click information
|
178 |
|
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if (name.endsWith(".y")) {
|
179 |
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docid[0] = name.substring(0,name.length()-2);
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180 |
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//out.println("docid => " + docid[0]);
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181 |
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params.put("docid", docid);
|
182 |
|
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name = "ypos";
|
183 |
|
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}
|
184 |
|
|
if (name.endsWith(".x")) {
|
185 |
|
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name = "xpos";
|
186 |
|
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}
|
187 |
|
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|
188 |
102
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jones
|
//out.println(name + " => " + value[0]);
|
189 |
59
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jones
|
params.put(name,value);
|
190 |
|
|
}
|
191 |
|
|
|
192 |
103
|
jones
|
// Determine what type of request the user made
|
193 |
|
|
// if the action parameter is set, use it as a default
|
194 |
|
|
// but if the ypos param is set, calculate the action needed
|
195 |
49
|
jones
|
String action = ((String[])params.get("action"))[0];
|
196 |
103
|
jones
|
long ypos = 0;
|
197 |
|
|
try {
|
198 |
|
|
ypos = (new Long(((String[])params.get("ypos"))[0]).longValue());
|
199 |
|
|
//out.println("<P>YPOS IS " + ypos);
|
200 |
|
|
if (ypos <= 13) {
|
201 |
|
|
action = "getdocument";
|
202 |
|
|
} else if (ypos > 13 && ypos <= 27) {
|
203 |
|
|
action = "validate";
|
204 |
|
|
} else if (ypos > 27) {
|
205 |
|
|
action = "transform";
|
206 |
|
|
} else {
|
207 |
|
|
action = "";
|
208 |
|
|
}
|
209 |
|
|
} catch (Exception npe) {
|
210 |
|
|
//out.println("<P>Caught exception looking for Y value.");
|
211 |
|
|
}
|
212 |
46
|
jones
|
|
213 |
49
|
jones
|
if (action.equals("query")) {
|
214 |
|
|
handleQueryAction(out, params, response);
|
215 |
|
|
} else if (action.equals("getdocument")) {
|
216 |
87
|
jones
|
try {
|
217 |
|
|
handleGetDocumentAction(out, params, response);
|
218 |
|
|
} catch (ClassNotFoundException e) {
|
219 |
103
|
jones
|
out.println(e.getMessage());
|
220 |
87
|
jones
|
} catch (SQLException se) {
|
221 |
103
|
jones
|
out.println(se.getMessage());
|
222 |
87
|
jones
|
}
|
223 |
55
|
jones
|
} else if (action.equals("putdocument")) {
|
224 |
|
|
handlePutDocumentAction(out, params, response);
|
225 |
68
|
higgins
|
} else if (action.equals("validate")) {
|
226 |
|
|
handleValidateAction(out, params, response);
|
227 |
91
|
higgins
|
} else if (action.equals("getdatadoc")) {
|
228 |
|
|
handleGetDataDocumentAction(out, params, response);
|
229 |
50
|
jones
|
} else {
|
230 |
|
|
out.println("Error: action not registered. Please report this error.");
|
231 |
46
|
jones
|
}
|
232 |
|
|
|
233 |
49
|
jones
|
// Close the stream to the client
|
234 |
46
|
jones
|
out.close();
|
235 |
|
|
}
|
236 |
49
|
jones
|
|
237 |
50
|
jones
|
/**
|
238 |
|
|
* Handle the database query request and return a result set, possibly
|
239 |
|
|
* transformed from XML into HTML
|
240 |
|
|
*/
|
241 |
49
|
jones
|
private void handleQueryAction(PrintWriter out, Hashtable params,
|
242 |
|
|
HttpServletResponse response) {
|
243 |
|
|
// Run the query
|
244 |
167
|
jones
|
Hashtable doclist = null;
|
245 |
49
|
jones
|
String query = ((String[])params.get("query"))[0];
|
246 |
154
|
jones
|
String[] doctypeArr = (String[])params.get("doctype");
|
247 |
|
|
String doctype = null;
|
248 |
|
|
if (doctypeArr != null) {
|
249 |
|
|
doctype = ((String[])params.get("doctype"))[0];
|
250 |
|
|
}
|
251 |
82
|
jones
|
if (queryobj != null) {
|
252 |
154
|
jones
|
if (doctype != null) {
|
253 |
167
|
jones
|
doclist = queryobj.findDocuments(query,doctype);
|
254 |
154
|
jones
|
} else {
|
255 |
167
|
jones
|
doclist = queryobj.findDocuments(query);
|
256 |
154
|
jones
|
}
|
257 |
82
|
jones
|
} else {
|
258 |
|
|
out.println("Query Object Init failed.");
|
259 |
83
|
jones
|
/*
|
260 |
82
|
jones
|
out.println(user);
|
261 |
|
|
out.println(defaultDB);
|
262 |
83
|
jones
|
out.println(xmlcatalogfile);
|
263 |
|
|
*/
|
264 |
|
|
return;
|
265 |
82
|
jones
|
}
|
266 |
50
|
jones
|
|
267 |
|
|
// Create a buffer to hold the xml result
|
268 |
|
|
StringBuffer resultset = new StringBuffer();
|
269 |
|
|
|
270 |
49
|
jones
|
// Print the resulting root nodes
|
271 |
167
|
jones
|
String docid;
|
272 |
98
|
jones
|
String document = null;
|
273 |
50
|
jones
|
resultset.append("<?xml version=\"1.0\"?>\n");
|
274 |
87
|
jones
|
//resultset.append("<!DOCTYPE resultset PUBLIC " +
|
275 |
|
|
// "\"-//NCEAS//resultset//EN\" \"resultset.dtd\">\n");
|
276 |
50
|
jones
|
resultset.append("<resultset>\n");
|
277 |
|
|
resultset.append(" <query>" + query + "</query>");
|
278 |
167
|
jones
|
Enumeration doclistkeys = doclist.keys();
|
279 |
|
|
while (doclistkeys.hasMoreElements()) {
|
280 |
|
|
docid = (String)doclistkeys.nextElement();
|
281 |
|
|
document = (String)doclist.get(docid);
|
282 |
98
|
jones
|
resultset.append(" <document>" + document + "</document>");
|
283 |
49
|
jones
|
}
|
284 |
50
|
jones
|
resultset.append("</resultset>");
|
285 |
|
|
|
286 |
|
|
String qformat = ((String[])params.get("qformat"))[0];
|
287 |
|
|
if (qformat.equals("xml")) {
|
288 |
|
|
// set content type and other response header fields first
|
289 |
|
|
response.setContentType("text/xml");
|
290 |
|
|
out.println(resultset.toString());
|
291 |
|
|
} else if (qformat.equals("html")) {
|
292 |
|
|
// set content type and other response header fields first
|
293 |
|
|
response.setContentType("text/html");
|
294 |
|
|
//out.println("Converting to HTML...");
|
295 |
|
|
XMLDocumentFragment htmldoc = null;
|
296 |
|
|
try {
|
297 |
|
|
XSLStylesheet style = new XSLStylesheet(new URL(resultStyleURL), null);
|
298 |
|
|
htmldoc = (new XSLProcessor()).processXSL(style,
|
299 |
|
|
(Reader)(new StringReader(resultset.toString())),null);
|
300 |
|
|
htmldoc.print(out);
|
301 |
|
|
} catch (Exception e) {
|
302 |
|
|
out.println("Error transforming document:\n" + e.getMessage());
|
303 |
|
|
}
|
304 |
|
|
}
|
305 |
49
|
jones
|
}
|
306 |
|
|
|
307 |
50
|
jones
|
/**
|
308 |
|
|
* Handle the database getdocument request and return a XML document,
|
309 |
|
|
* possibly transformed from XML into HTML
|
310 |
|
|
*/
|
311 |
49
|
jones
|
private void handleGetDocumentAction(PrintWriter out, Hashtable params,
|
312 |
87
|
jones
|
HttpServletResponse response)
|
313 |
|
|
throws ClassNotFoundException, IOException, SQLException {
|
314 |
102
|
jones
|
String docidstr = null;
|
315 |
162
|
bojilova
|
String docid = null;
|
316 |
102
|
jones
|
String doc = null;
|
317 |
|
|
try {
|
318 |
87
|
jones
|
// Find the document id number
|
319 |
102
|
jones
|
docidstr = ((String[])params.get("docid"))[0];
|
320 |
162
|
bojilova
|
//docid = (new Long(docidstr)).longValue();
|
321 |
|
|
docid = docidstr;
|
322 |
49
|
jones
|
|
323 |
87
|
jones
|
// Get the document indicated fromthe db
|
324 |
102
|
jones
|
doc = docreader.readXMLDocument(docid);
|
325 |
|
|
} catch (NullPointerException npe) {
|
326 |
|
|
response.setContentType("text/html");
|
327 |
|
|
out.println("Error getting document ID: " + docidstr +" (" + docid + ")");
|
328 |
|
|
}
|
329 |
85
|
jones
|
|
330 |
87
|
jones
|
// Return the document in XML or HTML format
|
331 |
85
|
jones
|
String qformat = ((String[])params.get("qformat"))[0];
|
332 |
|
|
if (qformat.equals("xml")) {
|
333 |
|
|
// set content type and other response header fields first
|
334 |
|
|
response.setContentType("text/xml");
|
335 |
|
|
out.println(doc);
|
336 |
|
|
} else if (qformat.equals("html")) {
|
337 |
|
|
// set content type and other response header fields first
|
338 |
|
|
response.setContentType("text/html");
|
339 |
|
|
|
340 |
87
|
jones
|
// Look up the document type
|
341 |
103
|
jones
|
String sourcetype = docreader.getDoctypeInfo(docid).getDoctype();
|
342 |
86
|
jones
|
|
343 |
87
|
jones
|
// Transform the document to the new doctype
|
344 |
|
|
dbt.transformXMLDocument(doc, sourcetype, "-//W3C//HTML//EN", out);
|
345 |
85
|
jones
|
}
|
346 |
49
|
jones
|
}
|
347 |
55
|
jones
|
|
348 |
|
|
/**
|
349 |
|
|
* Handle the database putdocument request and write an XML document
|
350 |
|
|
* to the database connection
|
351 |
|
|
*/
|
352 |
|
|
private void handlePutDocumentAction(PrintWriter out, Hashtable params,
|
353 |
|
|
HttpServletResponse response) {
|
354 |
59
|
jones
|
|
355 |
55
|
jones
|
// Get the document indicated
|
356 |
59
|
jones
|
String[] doctext = (String[])params.get("doctext");
|
357 |
|
|
StringReader xml = new StringReader(doctext[0]);
|
358 |
|
|
|
359 |
|
|
// write the document to the database
|
360 |
55
|
jones
|
try {
|
361 |
144
|
jones
|
DBWriter dbw = new DBWriter(xml, conn);
|
362 |
55
|
jones
|
} catch (SQLException e1) {
|
363 |
59
|
jones
|
out.println("Error 1 loading document:<p>\n" + e1.getMessage());
|
364 |
55
|
jones
|
}catch (IOException e2) {
|
365 |
59
|
jones
|
out.println("Error 2 loading document:<p>\n" + e2.getMessage());
|
366 |
55
|
jones
|
}catch (ClassNotFoundException e3) {
|
367 |
59
|
jones
|
out.println("Error 3 loading document:<p>\n" + e3.getMessage());
|
368 |
55
|
jones
|
}
|
369 |
|
|
|
370 |
|
|
// set content type and other response header fields first
|
371 |
59
|
jones
|
response.setContentType("text/xml");
|
372 |
55
|
jones
|
|
373 |
59
|
jones
|
out.println(doctext[0]);
|
374 |
55
|
jones
|
}
|
375 |
68
|
higgins
|
|
376 |
|
|
/**
|
377 |
|
|
* Handle the validtion request and return the results
|
378 |
154
|
jones
|
* to the requestor
|
379 |
68
|
higgins
|
*/
|
380 |
|
|
private void handleValidateAction(PrintWriter out, Hashtable params, HttpServletResponse response) {
|
381 |
|
|
|
382 |
103
|
jones
|
// Get the document indicated
|
383 |
|
|
String valtext = null;
|
384 |
|
|
try {
|
385 |
|
|
valtext = ((String[])params.get("valtext"))[0];
|
386 |
|
|
} catch (Exception nullpe) {
|
387 |
68
|
higgins
|
|
388 |
103
|
jones
|
String docidstr = null;
|
389 |
162
|
bojilova
|
String docid = null;
|
390 |
103
|
jones
|
try {
|
391 |
|
|
// Find the document id number
|
392 |
|
|
docidstr = ((String[])params.get("docid"))[0];
|
393 |
162
|
bojilova
|
//docid = (new Long(docidstr)).longValue();
|
394 |
|
|
docid = docidstr;
|
395 |
103
|
jones
|
|
396 |
|
|
// Get the document indicated fromthe db
|
397 |
|
|
valtext = docreader.readXMLDocument(docid);
|
398 |
|
|
} catch (NullPointerException npe) {
|
399 |
|
|
response.setContentType("text/html");
|
400 |
|
|
out.println("Error getting document ID: " +
|
401 |
|
|
docidstr +" (" + docid + ")");
|
402 |
|
|
}
|
403 |
|
|
}
|
404 |
68
|
higgins
|
|
405 |
103
|
jones
|
SAXParser parser = new SAXParser(); // works for both Xerces and Oracle
|
406 |
|
|
parser.setValidationMode(true); // Oracle
|
407 |
|
|
try {
|
408 |
83
|
jones
|
GenericXMLValidate gxv = new GenericXMLValidate(parser, xmlcatalogfile);
|
409 |
103
|
jones
|
boolean valid = gxv.validateString(valtext);
|
410 |
68
|
higgins
|
|
411 |
|
|
// set content type and other response header fields first
|
412 |
105
|
jones
|
response.setContentType("text/html");
|
413 |
|
|
out.println("<html>");
|
414 |
|
|
out.println("<head><link rel=\"stylesheet\" type=\"text/css\" " +
|
415 |
|
|
"href=\"/xmltodb/rowcol.css\" /></head>");
|
416 |
|
|
out.println("<body class=\"emlbody\">");
|
417 |
68
|
higgins
|
|
418 |
|
|
if (valid) {
|
419 |
|
|
out.println("The input XML is VALID!");
|
420 |
103
|
jones
|
} else {
|
421 |
105
|
jones
|
out.println("The input XML is NOT VALID<br />\n<pre>\n"
|
422 |
|
|
+ gxv.returnErrors() + "\n</pre>\n");
|
423 |
103
|
jones
|
//response.setContentType("text/xml");
|
424 |
|
|
//out.println(valtext);
|
425 |
68
|
higgins
|
}
|
426 |
105
|
jones
|
out.println("</body></html>");
|
427 |
103
|
jones
|
} catch (NullPointerException npe2) {
|
428 |
|
|
// set content type and other response header fields first
|
429 |
|
|
response.setContentType("text/html");
|
430 |
|
|
//out.println(valtext);
|
431 |
|
|
out.println("Error validating document.");
|
432 |
68
|
higgins
|
}
|
433 |
103
|
jones
|
}
|
434 |
87
|
jones
|
|
435 |
|
|
/**
|
436 |
|
|
* Look up the document type from the database
|
437 |
|
|
*
|
438 |
103
|
jones
|
* @param docid the id of the document to look up
|
439 |
87
|
jones
|
*/
|
440 |
103
|
jones
|
private String OldgetDoctype(long docid) {
|
441 |
87
|
jones
|
PreparedStatement pstmt;
|
442 |
|
|
String doctype = null;
|
443 |
|
|
|
444 |
|
|
try {
|
445 |
|
|
pstmt =
|
446 |
|
|
conn.prepareStatement("SELECT doctype " +
|
447 |
|
|
"FROM xml_documents " +
|
448 |
|
|
"WHERE docid = ?");
|
449 |
|
|
// Bind the values to the query
|
450 |
|
|
pstmt.setLong(1, new Long(docid).longValue());
|
451 |
|
|
|
452 |
|
|
pstmt.execute();
|
453 |
|
|
try {
|
454 |
|
|
ResultSet rs = pstmt.getResultSet();
|
455 |
|
|
try {
|
456 |
|
|
boolean tableHasRows = rs.next();
|
457 |
|
|
if (tableHasRows) {
|
458 |
|
|
try {
|
459 |
|
|
doctype = rs.getString(1);
|
460 |
|
|
} catch (SQLException e) {
|
461 |
|
|
System.out.println("Error with getString: " + e.getMessage());
|
462 |
|
|
}
|
463 |
|
|
}
|
464 |
|
|
} catch (SQLException e) {
|
465 |
|
|
System.out.println("Error with next: " + e.getMessage());
|
466 |
|
|
}
|
467 |
|
|
} catch (SQLException e) {
|
468 |
|
|
System.out.println("Error with getrset: " + e.getMessage());
|
469 |
|
|
}
|
470 |
|
|
pstmt.close();
|
471 |
|
|
} catch (SQLException e) {
|
472 |
|
|
System.out.println("Error getting id: " + e.getMessage());
|
473 |
|
|
}
|
474 |
|
|
|
475 |
|
|
return doctype;
|
476 |
|
|
}
|
477 |
91
|
higgins
|
|
478 |
|
|
|
479 |
|
|
/**
|
480 |
|
|
* Handle the document request and return the results
|
481 |
154
|
jones
|
* to the requestor
|
482 |
91
|
higgins
|
*/
|
483 |
|
|
private void handleGetDataDocumentAction(PrintWriter out, Hashtable params, HttpServletResponse response) {
|
484 |
|
|
boolean error_flag = false;
|
485 |
|
|
String error_message = "";
|
486 |
|
|
// Get the document indicated
|
487 |
|
|
String[] datadoc = (String[])params.get("datadoc");
|
488 |
|
|
// defaultdatapath = "C:\\Temp\\"; // for testing only!!!
|
489 |
|
|
// executescript = "test.bat"; // for testing only!!!
|
490 |
|
|
|
491 |
|
|
// set content type and other response header fields first
|
492 |
|
|
response.setContentType("application/octet-stream");
|
493 |
|
|
if (defaultdatapath!=null) {
|
494 |
|
|
if(!defaultdatapath.endsWith(System.getProperty("file.separator"))) defaultdatapath=defaultdatapath+System.getProperty("file.separator");
|
495 |
|
|
System.out.println("Path= "+defaultdatapath+datadoc[0]);
|
496 |
|
|
if (executescript!=null) {
|
497 |
|
|
String command = null;
|
498 |
|
|
File scriptfile = new File(executescript);
|
499 |
|
|
if (scriptfile.exists()) {
|
500 |
|
|
command=executescript+" "+datadoc[0]; } // execute script includes path
|
501 |
|
|
else { // look in defaultdatapath
|
502 |
|
|
command = defaultdatapath+executescript+" "+datadoc[0]; // on Win98 one MUST include the .bat extender
|
503 |
|
|
}
|
504 |
|
|
System.out.println(command);
|
505 |
|
|
try {
|
506 |
|
|
Process proc = Runtime.getRuntime().exec(command);
|
507 |
|
|
proc.waitFor();
|
508 |
|
|
}
|
509 |
|
|
catch (Exception eee) {
|
510 |
|
|
System.out.println("Error running process!");
|
511 |
|
|
error_flag = true;
|
512 |
|
|
error_message = "Error running process!";}
|
513 |
|
|
} // end executescript not null if
|
514 |
|
|
File datafile = new File(defaultdatapath+datadoc[0]);
|
515 |
|
|
try {
|
516 |
|
|
FileInputStream fw = new FileInputStream(datafile);
|
517 |
|
|
int x;
|
518 |
|
|
while ((x = fw.read())!=-1) {
|
519 |
|
|
out.write(x); }
|
520 |
|
|
fw.close();
|
521 |
|
|
|
522 |
|
|
}
|
523 |
|
|
catch (Exception e) {
|
524 |
|
|
System.out.println("Error in returning file\n"+e.getMessage());
|
525 |
|
|
error_flag=true;
|
526 |
|
|
error_message = error_message+"\nError in returning file\n"+e.getMessage();}
|
527 |
|
|
} // end defaultdatapath not null if
|
528 |
|
|
}
|
529 |
|
|
|
530 |
|
|
|
531 |
46
|
jones
|
}
|