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//---IMPORTS--- |
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import java.io.*; |
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import java.util.ArrayList; |
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– |
|
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import org.xml.sax.*; |
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import org.xml.sax.helpers.*; |
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< |
import javax.xml.parsers.SAXParserFactory; |
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< |
import javax.xml.parsers.ParserConfigurationException; |
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< |
import javax.xml.parsers.SAXParser; |
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> |
import javax.xml.parsers.*; |
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|
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/** |
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* XMLStringParser - Used to assist in creating XMLPacket objects. |
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* No-args constructor. Generally not used. |
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*/ |
| 33 |
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public XMLStringParser () { |
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< |
this.packet = new XMLPacket(); |
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> |
_packet = new XMLPacket(); |
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} |
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|
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/** |
| 38 |
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* Constructor for accepting a reference to an XMLPacket |
| 39 |
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*/ |
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public XMLStringParser (XMLPacket packet) { |
| 41 |
< |
this.packet = packet; |
| 41 |
> |
_packet = packet; |
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} |
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|
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//---PUBLIC METHODS--- |
| 45 |
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|
| 49 |
– |
/** |
| 50 |
– |
* Accessor to the XMLPacket. |
| 51 |
– |
*/ |
| 52 |
– |
public XMLPacket getXMLPacket() { |
| 53 |
– |
return packet; |
| 54 |
– |
} |
| 55 |
– |
|
| 46 |
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//=========================================================== |
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// SAX DocumentHandler methods |
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|
//=========================================================== |
| 49 |
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|
| 50 |
< |
public void startDocument () throws SAXException { |
| 51 |
< |
//System.out.println("XMLPacketParser - Starting parse process..."); |
| 62 |
< |
} |
| 63 |
< |
|
| 64 |
< |
public void endDocument () throws SAXException { |
| 65 |
< |
//System.out.println("XMLPacketParser - I just finished parsing an XML String."); |
| 66 |
< |
} |
| 67 |
< |
|
| 68 |
< |
/** Add each tag's attribute to the XMLPacket. |
| 50 |
> |
/** |
| 51 |
> |
* Add each tag's attribute to the XMLPacket. |
| 52 |
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* Note that all attributes within an opening tag are |
| 53 |
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* stored as "someroot.sometag.attributes.attribute_name" |
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* E.g. If <packet> is the root node, then: |
| 57 |
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* "packet.attributes.machine_name" |
| 58 |
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* within the XMLPacket. |
| 59 |
|
*/ |
| 60 |
< |
public void startElement (String name, Attributes attrs) throws SAXException { |
| 61 |
< |
indentLevel++; |
| 62 |
< |
tagList.add(name); |
| 63 |
< |
if (attrs != null) { |
| 64 |
< |
for (int i = 0; i < attrs.getLength (); i++) { |
| 65 |
< |
packet.addParam(getPath()+".attributes."+attrs.getLocalName(i), attrs.getValue(i)); |
| 60 |
> |
public void startElement (String uri, String name, String qName, Attributes atts) { |
| 61 |
> |
_indentLevel++; |
| 62 |
> |
_tagList.add(name); |
| 63 |
> |
if (atts != null) { |
| 64 |
> |
for (int i = 0; i < atts.getLength (); i++) { |
| 65 |
> |
_packet.addParam(getPath()+".attributes."+atts.getLocalName(i), atts.getValue(i)); |
| 66 |
|
} |
| 67 |
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} |
| 68 |
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} |
| 69 |
< |
|
| 69 |
> |
|
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/** |
| 71 |
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* When an XML element is finished with, we must remove |
| 72 |
|
* the tag name from the tagList and decrement the indent |
| 73 |
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* level. |
| 74 |
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*/ |
| 75 |
< |
public void endElement (String name) throws SAXException { |
| 76 |
< |
tagList.remove(tagList.size()-1); |
| 77 |
< |
indentLevel--; |
| 75 |
> |
public void endElement (String uri, String name, String qName) { |
| 76 |
> |
_tagList.remove(_tagList.size() - 1); |
| 77 |
> |
_indentLevel--; |
| 78 |
|
} |
| 79 |
< |
|
| 79 |
> |
|
| 80 |
|
/** |
| 81 |
|
* Any text falling within a pair of terminal tags must |
| 82 |
|
* be added to the XMLPacket. Trim leading and trailing |
| 85 |
|
*/ |
| 86 |
|
public void characters (char[] buf, int offset, int len) throws SAXException { |
| 87 |
|
String s = new String(buf, offset, len); |
| 88 |
< |
packet.addParam(getPath(), s); |
| 88 |
> |
_packet.addParam(getPath(), s); |
| 89 |
|
} |
| 90 |
|
|
| 91 |
|
/** |
| 115 |
|
* in the XMLPacket. |
| 116 |
|
*/ |
| 117 |
|
private String getPath () { |
| 118 |
< |
String path = (String)tagList.get(0); |
| 119 |
< |
if (tagList.size() > 0) { |
| 120 |
< |
for (int i = 1 ; i < tagList.size() ; i++) { |
| 121 |
< |
path = path + "." + (String)tagList.get(i); |
| 118 |
> |
String path = (String) _tagList.get(0); |
| 119 |
> |
if (_tagList.size() > 0) { |
| 120 |
> |
for (int i = 1 ; i < _tagList.size() ; i++) { |
| 121 |
> |
path = path + "." + (String) _tagList.get(i); |
| 122 |
|
} |
| 123 |
|
} |
| 124 |
|
return path; |
| 126 |
|
|
| 127 |
|
//---ACCESSOR/MUTATOR METHODS--- |
| 128 |
|
|
| 129 |
+ |
/** |
| 130 |
+ |
* Accessor to the XMLPacket. |
| 131 |
+ |
*/ |
| 132 |
+ |
public XMLPacket getXMLPacket() { |
| 133 |
+ |
return _packet; |
| 134 |
+ |
} |
| 135 |
+ |
|
| 136 |
|
//---ATTRIBUTES--- |
| 137 |
|
|
| 138 |
|
/** |
| 139 |
|
* To keep track of our identation level |
| 140 |
|
*/ |
| 141 |
< |
private int indentLevel = 0; |
| 141 |
> |
private int _indentLevel = 0; |
| 142 |
|
|
| 143 |
|
/** |
| 144 |
|
* An ArrayList of tags |
| 145 |
|
*/ |
| 146 |
< |
private ArrayList tagList = new ArrayList(); |
| 146 |
> |
private ArrayList _tagList = new ArrayList(); |
| 147 |
|
|
| 148 |
|
/** |
| 149 |
|
* A reference to the XMLPacket we are making |
| 150 |
|
*/ |
| 151 |
< |
private XMLPacket packet; |
| 151 |
> |
private XMLPacket _packet; |
| 152 |
|
|
| 153 |
|
/** |
| 154 |
|
* This is the friendly identifier of the |
