[23977] | 1 | package org.greenstone.android.tipple;
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| 2 |
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| 3 | import java.util.HashMap;
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| 4 | import java.util.ArrayList;
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| 5 |
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| 6 | import org.xml.sax.Attributes;
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| 7 | import org.xml.sax.SAXException;
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| 8 | import org.xml.sax.helpers.DefaultHandler;
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| 9 |
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| 10 | public class XMLToHashmapHandler extends DefaultHandler
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| 11 | {
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| 12 | String lockon_element_;
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| 13 | Boolean locked_on_;
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| 14 | ArrayList<HashMap<String,String>> lockon_list_;
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| 15 |
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| 16 | HashMap<String,String> hashmap_;
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| 17 | String active_element_;
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| 18 | StringBuffer inner_text_;
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| 19 |
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| 20 | public XMLToHashmapHandler(String lockon_element)
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| 21 | {
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| 22 | // initial settings to parse a file
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| 23 | lockon_element_ = lockon_element;
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| 24 | lockon_list_ = new ArrayList<HashMap<String,String>>();
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| 25 | locked_on_ = false;
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| 26 | }
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| 27 |
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| 28 | public ArrayList<HashMap<String,String>> getHashmapList()
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| 29 | {
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| 30 | return lockon_list_;
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| 31 | }
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| 32 |
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| 33 | @Override
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| 34 | public void startElement(String uri, String localName, String qName, Attributes attributes)
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| 35 | throws SAXException
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| 36 | {
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| 37 | if (localName.equalsIgnoreCase(lockon_element_)) {
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| 38 | hashmap_ = new HashMap<String,String>();
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| 39 | locked_on_ = true; // => covert each child element inside this to a hashmap key
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| 40 | }
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| 41 | else if (locked_on_) {
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| 42 | active_element_ = localName.toLowerCase();
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| 43 | inner_text_ = new StringBuffer();
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| 44 | }
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| 45 | // else ignore element as outside area of interest
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| 46 | }
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| 47 |
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| 48 | @Override
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| 49 | public void endElement(String uri, String localName, String qName)
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| 50 | throws SAXException
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| 51 | {
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| 52 | if (localName.equalsIgnoreCase(lockon_element_)) {
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| 53 | // push hashmap onto arraylist
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| 54 | lockon_list_.add(hashmap_);
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| 55 | hashmap_ = null;
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| 56 |
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| 57 | locked_on_ = false;
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| 58 | }
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| 59 | else if (localName.equalsIgnoreCase(active_element_))
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| 60 | {
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| 61 | // add 'inner_text_' into hashmap under the key 'active_element_';
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| 62 | hashmap_.put(active_element_,inner_text_.toString());
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| 63 | //Log.d("***", "Saving: " + active_element_+ " = " + inner_text_.toString() + "\n");
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| 64 | active_element_ = null;
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| 65 | inner_text_ = null;
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| 66 | }
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| 67 | }
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| 68 |
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| 69 | @Override
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| 70 | public void characters(char[] ch, int start, int length)
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| 71 | throws SAXException
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| 72 | {
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| 73 | if ((locked_on_) && (active_element_ != null)) {
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| 74 | String text = new String(ch,start,length);
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| 75 | inner_text_.append(text);
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| 76 | }
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| 77 | }
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| 78 |
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| 79 | }
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