archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/model/xml/ModelToXMLConverter.java

   1 package com.quantum.model.xml;
   2
   3 import java.sql.SQLException;
   4
   5 import com.quantum.model.Bookmark;
   6 import com.quantum.model.Column;
   7 import com.quantum.model.Entity;
   8 import com.quantum.model.JDBCDriver;
   9 import com.quantum.model.NotConnectedException;
  10 import com.quantum.model.Schema;
  11 import com.quantum.sql.metadata.MetaDataXMLInterface;
  12
  13 import org.w3c.dom.Document;
  14 import org.w3c.dom.Element;
  15 import org.w3c.dom.Text;
  16
  17 /**
  18  * @author BC
  19  */
  20 public class ModelToXMLConverter {
  21
  22     private static final ModelToXMLConverter instance = new ModelToXMLConverter();
  23
  24     private ModelToXMLConverter() {
  25     }
  26
  27     public static ModelToXMLConverter getInstance() {
  28         return ModelToXMLConverter.instance;
  29     }
  30
  31     public void createRoot(Document document) {
  32         document.appendChild(document.createElement("SAVED_DATA"));
  33     }
  34     public void convert(Element bookmarkRoot, JDBCDriver jdbcDriver) {
  35         Document document = bookmarkRoot.getOwnerDocument();
  36         Element driverNode = document.createElement("jdbcDriver");
  37         driverNode.setAttribute("name", jdbcDriver.getName());
  38         driverNode.setAttribute("version", jdbcDriver.getVersion());
  39         driverNode.setAttribute("type", jdbcDriver.getType());
  40         driverNode.setAttribute("className", jdbcDriver.getClassName());
  41
  42         String[] fileNames = jdbcDriver.getJarFileNames();
  43         for (int i = 0, length = fileNames == null ? 0 : fileNames.length; i < length; i++) {
  44                 if (fileNames[i] != null) {
  45                                 Element fileName = document.createElement("jar");
  46                                 fileName.setAttribute("fileName", fileNames[i]);
  47                                 driverNode.appendChild(fileName);
  48                 }
  49                 }
  50
  51         bookmarkRoot.appendChild(driverNode);
  52     }
  53
  54     public void convert(Element bookmarkRoot, Bookmark b) {
  55         Document document = bookmarkRoot.getOwnerDocument();
  56         Element bookmark = MetaDataXMLInterface.createElementText(bookmarkRoot,"bookmark", ""); //$NON-NLS-1$ //$NON-NLS-2$
  57         MetaDataXMLInterface.createElementText(bookmark,"name", b.getName()); //$NON-NLS-1$
  58         MetaDataXMLInterface.createElementText(bookmark,"username", b.getUsername()); //$NON-NLS-1$
  59         MetaDataXMLInterface.createElementText(bookmark,"password", b.getPassword()); //$NON-NLS-1$
  60         MetaDataXMLInterface.createElementText(bookmark,"prompt", b.getPromptForPassword() ? "true" : "false"); //$NON-NLS-1$
  61         MetaDataXMLInterface.createElementText(bookmark,"connect", b.getConnect()); //$NON-NLS-1$
  62                 MetaDataXMLInterface.createElementText(bookmark,"autoCommit", b.isAutoCommit() ? "true" : "false"); //$NON-NLS-1$
  63                 MetaDataXMLInterface.createElementText(bookmark,"autoCommitPreference", b.getAutoCommitPreference()); //$NON-NLS-1$
  64         MetaDataXMLInterface.createElementText(bookmark,"driver", b.getJDBCDriver().getClassName()); //$NON-NLS-1$
  65         MetaDataXMLInterface.createElementText(bookmark,"type", b.getJDBCDriver().getType()); //$NON-NLS-1$
  66         String[] fileNames = b.getJDBCDriver().getJarFileNames();
  67         for (int i = 0, length = fileNames == null ? 0 : fileNames.length; i < length; i++) {
  68                         MetaDataXMLInterface.createElementText(bookmark,"driverLocation", fileNames[i]);
  69                 }
  70         Element otherSchemas = (Element) bookmark.appendChild(document.createElement("Other_Schemas")); //$NON-NLS-1$
  71         otherSchemas.setAttribute("schemaRule",
  72                         b.useAllSchemas()
  73                                         ? "useAll"
  74                                         : b.useUsernameAsSchema() ? "useDefault" : "useSelected");
  75
  76         Schema[] schemas = b.getSchemaSelections();
  77         for (int i = 0, length = (schemas == null) ? 0 : schemas.length; i < length; i++) {
  78             MetaDataXMLInterface.createElementText(
  79                 otherSchemas,"schema", schemas[i].getName()); //$NON-NLS-1$
  80         }
  81
  82         Entity[] quickList = b.getQuickListEntries();
  83         Element quickListEntity = document.createElement("quickList");
  84         for (int j = 0, length = (quickList == null) ? 0 : quickList.length;
  85             j < length;
  86             j++) {
  87             ModelToXMLConverter.getInstance().convert(quickListEntity, quickList[j]);
  88         }
  89         bookmark.appendChild(quickListEntity);
  90         convertQueryList(b, bookmark);
  91     }
  92
  93
  94     public void convert(Element parent, Entity entity) {
  95         convert(parent, entity, true);
  96     }
  97     public void convert(Element parent, Entity entity, boolean recurse) {
  98         Document document = parent.getOwnerDocument();
  99         Element element = document.createElement(getEntityDOMNodeName(entity));
 100         element.setAttribute("name", entity.getName());
 101         if (entity.getSchema() != null) {
 102             element.setAttribute("schema", entity.getSchema());
 103         }
 104         if (recurse) {
 105             try {
 106                                 convert(element, entity.getColumns());
 107                         } catch (NotConnectedException e) {
 108                         } catch (SQLException e) {
 109                         }
 110         }
 111         parent.appendChild(element);
 112     }
 113
 114     public void convert(Element element, Column[] columns) {
 115         for (int i = 0, length = (columns == null) ? 0 : columns.length;
 116             i < length;
 117             i++) {
 118             convert(element, columns[i]);
 119         }
 120     }
 121
 122     public void convert(Element parent, Column column) {
 123         Document document = parent.getOwnerDocument();
 124         Element element = document.createElement("column");
 125         element.setAttribute("name", column.getName());
 126         element.setAttribute("type", column.getTypeName());
 127         element.setAttribute("primaryKey", column.isPrimaryKey() ? "true" : "false");
 128         element.setAttribute("nullable", column.isNullable() ? "true" : "false");
 129         if (column.isNumeric()) {
 130             if (column.getSize() > 0) {
 131                 element.setAttribute("size", String.valueOf(column.getSize()));
 132             }
 133             if (column.getNumberOfFractionalDigits() > 0) {
 134                 element.setAttribute("numberOfFractionalDigits", String.valueOf(column.getNumberOfFractionalDigits()));
 135             }
 136         } else {
 137             if (column.getSize() > 0) {
 138                 element.setAttribute("size", String.valueOf(column.getSize()));
 139             }
 140         }
 141                 if (column.getRemarks().length() > 0)
 142                         MetaDataXMLInterface.createElementText(element, "remarks", column.getRemarks());
 143         parent.appendChild(element);
 144     }
 145
 146
 147     public String getEntityDOMNodeName(Entity entity) {
 148         if (Entity.TABLE_TYPE.equals(entity.getType())) {
 149             return "table";
 150         } else if (Entity.VIEW_TYPE.equals(entity.getType())) {
 151             return "view";
 152         } else if (Entity.SEQUENCE_TYPE.equals(entity.getType())) {
 153             return "sequence";
 154         } else {
 155             return "unknown";
 156         }
 157     }
 158
 159     public void convertQueryList(
 160         Bookmark bookmark,
 161         Element parent) {
 162
 163         Document document = parent.getOwnerDocument();
 164         String[] queryList = bookmark.getQueries();
 165         Element queryListEntity = document.createElement("queryList");
 166         for (int j = 0, length = (queryList == null) ? 0 : queryList.length;
 167             j < length;
 168             j++) {
 169             Element query = document.createElement("query");
 170
 171             // will have more possibilities later
 172             Element queryString = document.createElement("queryString");
 173             Text queryText = document.createTextNode(queryList[j]);
 174             queryString.appendChild(queryText);
 175             query.appendChild(queryString);
 176             queryListEntity.appendChild(query);
 177         }
 178         parent.appendChild(queryListEntity);
 179     }
 180
 181 }