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Revision 21

Added by Matt Jones over 24 years ago

created code to read XML doc from db source and emit it as an XML stream

View differences:

DBSAXElement.java
15 15
import java.util.Hashtable;
16 16
import java.util.Enumeration;
17 17

  
18
public class DBSAXElement {
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public class DBSAXElement extends BasicElement {
19 19

  
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    private long		element_id;
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    private String		tagname;
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    private StringBuffer	content;
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    private long		parent_id;
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    private Hashtable		attributes;
25 20
    private Connection		conn;
26 21

  
27 22
    public DBSAXElement (Connection conn, String tagname, 
28 23
                         long parent_id) {
24

  
25
      super(tagname, parent_id);
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29 27
      this.conn = conn;
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      this.tagname = tagname;
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      this.parent_id = parent_id;
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      content = new StringBuffer();
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      attributes = new Hashtable(); 
35 28
      writeElementToDB();
36 29
    };
37 30
    
......
100 93
        return assigned_id;
101 94
    }
102 95

  
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    // used by JTree to display this node
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    public String toString ()
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    {
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	StringBuffer	value = new StringBuffer ();
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	value.append ('<');
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	value.append (getTagName ());
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	value.append (getAttributes ().toString ());
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	value.append ('>');
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	return value.toString ();
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    }
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    /** Get the id of this element */
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    public long  getElementID() { return element_id; }
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    /** Get the name of this element */
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    public String  getTagName() { return tagname; }
119

  
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    /** Get the attributes as a string */
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    public String getAttributes() {
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      StringBuffer buf = new StringBuffer();
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      String attName = null;
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      String attValue = null;
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      Enumeration attList = attributes.keys();
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      while (attList.hasMoreElements()) {
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        attName = (String)attList.nextElement();
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        attValue = (String)attributes.get(attName);
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        buf.append(" ").append(attName).append("=").append(attValue);        
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      }
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      return buf.toString();      
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    }
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135 96
    /** Add a new attribute to this element, or set its value */
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    public void setAttribute(String attName, String attValue) {
137 98
      if (attName != null) {
......
162 123
      }
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    }
164 125

  
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    /** Get an attribute value by name */
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    public String getAttribute(String attName) {
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      return (String)attributes.get(attName);
168
    }
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    /** Append to the content of the element */
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    public void appendContent(char[] cbuf, int start, int len) {
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      this.content.append( cbuf, start, len );
173
    }
174

  
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    /** Append to the content of the element */
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    public void appendContent(String new_content) {
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      this.content.append( new_content );
178
    }
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    /** Get the content of the element */
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    public String getContent() {
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      return this.content.toString();
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    }
184

  
185 126
    /** Write the element content to the db connection */
186 127
    public void writeContentToDB() {
187 128
        try {
......
200 141
          System.out.println(e.getMessage());
201 142
        }
202 143
    }
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204 144
}

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