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("jarFileName", jdbcDriver.getJarFileName());
  41         driverNode.setAttribute("className", jdbcDriver.getClassName());
  42         bookmarkRoot.appendChild(driverNode);
  43     }
  44
  45     public void convert(Element bookmarkRoot, Bookmark b) {
  46         Document document = bookmarkRoot.getOwnerDocument();
  47         Element bookmark = MetaDataXMLInterface.createElementText(bookmarkRoot,"bookmark", ""); //$NON-NLS-1$ //$NON-NLS-2$
  48         MetaDataXMLInterface.createElementText(bookmark,"name", b.getName()); //$NON-NLS-1$
  49         MetaDataXMLInterface.createElementText(bookmark,"username", b.getUsername()); //$NON-NLS-1$
  50         MetaDataXMLInterface.createElementText(bookmark,"password", b.getPassword()); //$NON-NLS-1$
  51         MetaDataXMLInterface.createElementText(bookmark,"prompt", b.getPromptForPassword() ? "true" : "false"); //$NON-NLS-1$
  52         MetaDataXMLInterface.createElementText(bookmark,"connect", b.getConnect()); //$NON-NLS-1$
  53                 MetaDataXMLInterface.createElementText(bookmark,"autoCommit", b.isAutoCommit() ? "true" : "false"); //$NON-NLS-1$
  54                 MetaDataXMLInterface.createElementText(bookmark,"autoCommitPreference", b.getAutoCommitPreference()); //$NON-NLS-1$
  55         MetaDataXMLInterface.createElementText(bookmark,"driver", b.getJDBCDriver().getClassName()); //$NON-NLS-1$
  56         MetaDataXMLInterface.createElementText(bookmark,"type", b.getJDBCDriver().getType()); //$NON-NLS-1$
  57                 MetaDataXMLInterface.createElementText(bookmark,"driverLocation", b.getJDBCDriver().getJarFileName()); //$NON-NLS-1$
  58         Element otherSchemas = (Element) bookmark.appendChild(document.createElement("Other_Schemas")); //$NON-NLS-1$
  59         otherSchemas.setAttribute("schemaRule",
  60                         b.useAllSchemas()
  61                                         ? "useAll"
  62                                         : b.useUsernameAsSchema() ? "useDefault" : "useSelected");
  63
  64         Schema[] schemas = b.getSchemaSelections();
  65         for (int i = 0, length = (schemas == null) ? 0 : schemas.length; i < length; i++) {
  66             MetaDataXMLInterface.createElementText(
  67                 otherSchemas,"schema", schemas[i].getName()); //$NON-NLS-1$
  68         }
  69
  70         Entity[] quickList = b.getQuickListEntries();
  71         Element quickListEntity = document.createElement("quickList");
  72         for (int j = 0, length = (quickList == null) ? 0 : quickList.length;
  73             j < length;
  74             j++) {
  75             ModelToXMLConverter.getInstance().convert(quickListEntity, quickList[j]);
  76         }
  77         bookmark.appendChild(quickListEntity);
  78         convertQueryList(b, bookmark);
  79     }
  80
  81
  82     public void convert(Element parent, Entity entity) {
  83         convert(parent, entity, true);
  84     }
  85     public void convert(Element parent, Entity entity, boolean recurse) {
  86         Document document = parent.getOwnerDocument();
  87         Element element = document.createElement(getEntityDOMNodeName(entity));
  88         element.setAttribute("name", entity.getName());
  89         if (entity.getSchema() != null) {
  90             element.setAttribute("schema", entity.getSchema());
  91         }
  92         if (recurse) {
  93             try {
  94                                 convert(element, entity.getColumns());
  95                         } catch (NotConnectedException e) {
  96                         } catch (SQLException e) {
  97                         }
  98         }
  99         parent.appendChild(element);
 100     }
 101
 102     public void convert(Element element, Column[] columns) {
 103         for (int i = 0, length = (columns == null) ? 0 : columns.length;
 104             i < length;
 105             i++) {
 106             convert(element, columns[i]);
 107         }
 108     }
 109
 110     public void convert(Element parent, Column column) {
 111         Document document = parent.getOwnerDocument();
 112         Element element = document.createElement("column");
 113         element.setAttribute("name", column.getName());
 114         element.setAttribute("type", column.getTypeName());
 115         element.setAttribute("primaryKey", column.isPrimaryKey() ? "true" : "false");
 116         element.setAttribute("nullable", column.isNullable() ? "true" : "false");
 117         if (column.isNumeric()) {
 118             if (column.getSize() > 0) {
 119                 element.setAttribute("size", String.valueOf(column.getSize()));
 120             }
 121             if (column.getNumberOfFractionalDigits() > 0) {
 122                 element.setAttribute("numberOfFractionalDigits", String.valueOf(column.getNumberOfFractionalDigits()));
 123             }
 124         } else {
 125             if (column.getSize() > 0) {
 126                 element.setAttribute("size", String.valueOf(column.getSize()));
 127             }
 128         }
 129                 if (column.getRemarks().length() > 0)
 130                         MetaDataXMLInterface.createElementText(element, "remarks", column.getRemarks());
 131         parent.appendChild(element);
 132     }
 133
 134
 135     public String getEntityDOMNodeName(Entity entity) {
 136         if (Entity.TABLE_TYPE.equals(entity.getType())) {
 137             return "table";
 138         } else if (Entity.VIEW_TYPE.equals(entity.getType())) {
 139             return "view";
 140         } else if (Entity.SEQUENCE_TYPE.equals(entity.getType())) {
 141             return "sequence";
 142         } else {
 143             return "unknown";
 144         }
 145     }
 146
 147     public void convertQueryList(
 148         Bookmark bookmark,
 149         Element parent) {
 150
 151         Document document = parent.getOwnerDocument();
 152         String[] queryList = bookmark.getQueries();
 153         Element queryListEntity = document.createElement("queryList");
 154         for (int j = 0, length = (queryList == null) ? 0 : queryList.length;
 155             j < length;
 156             j++) {
 157             Element query = document.createElement("query");
 158
 159             // will have more possibilities later
 160             Element queryString = document.createElement("queryString");
 161             Text queryText = document.createTextNode(queryList[j]);
 162             queryString.appendChild(queryText);
 163             query.appendChild(queryString);
 164             queryListEntity.appendChild(query);
 165         }
 166         parent.appendChild(queryListEntity);
 167     }
 168
 169 }