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am 4c34454a: Make bigram handler a son of a more generic class (B1) 

* commit '4c34454a70bc75633e1c76478f86f4bcce0b64d4':
  Make bigram handler a son of a more generic class (B1)
main
Jean Chalard 2011-12-27 23:41:26 -08:00 committed by Android Git Automerger
parent 37f7d3c297 4c34454a70
commit 394e7f13dd
1 changed files with 46 additions and 23 deletions
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69
tools/makedict/src/com/android/inputmethod/latin/XmlDictInputOutput.java
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@ -113,15 +113,12 @@ public class XmlDictInputOutput {
} }
} }
/** static private class AssociativeListHandler extends DefaultHandler {
* SAX handler for a bigram XML file. private final String SRC_TAG;
*/ private final String SRC_ATTRIBUTE;
static private class BigramHandler extends DefaultHandler { private final String DST_TAG;
private final static String BIGRAM_W1_TAG = "bi"; private final String DST_ATTRIBUTE;
private final static String BIGRAM_W2_TAG = "w"; private final String DST_FREQ;
private final static String BIGRAM_W1_ATTRIBUTE = "w1";
private final static String BIGRAM_W2_ATTRIBUTE = "w2";
private final static String BIGRAM_FREQ_ATTRIBUTE = "p";
// In this version of the XML file, the bigram frequency is given as an int 0..XML_MAX // In this version of the XML file, the bigram frequency is given as an int 0..XML_MAX
private final static int XML_MAX = 256; private final static int XML_MAX = 256;
@ -129,31 +126,57 @@ public class XmlDictInputOutput {
private final static int MEMORY_MAX = 16; private final static int MEMORY_MAX = 16;
private final static int XML_TO_MEMORY_RATIO = XML_MAX / MEMORY_MAX; private final static int XML_TO_MEMORY_RATIO = XML_MAX / MEMORY_MAX;
String mW1; private String mSrc;
final HashMap<String, ArrayList<WeightedString>> mBigramsMap; private final HashMap<String, ArrayList<WeightedString>> mAssocMap;
public BigramHandler() { public AssociativeListHandler(final String srcTag, final String srcAttribute,
mW1 = null; final String dstTag, final String dstAttribute, final String dstFreq) {
mBigramsMap = new HashMap<String, ArrayList<WeightedString>>(); SRC_TAG = srcTag;
SRC_ATTRIBUTE = srcAttribute;
DST_TAG = dstTag;
DST_ATTRIBUTE = dstAttribute;
DST_FREQ = dstFreq;
mSrc = null;
mAssocMap = new HashMap<String, ArrayList<WeightedString>>();
} }
@Override @Override
public void startElement(String uri, String localName, String qName, Attributes attrs) { public void startElement(String uri, String localName, String qName, Attributes attrs) {
if (BIGRAM_W1_TAG.equals(localName)) { if (SRC_TAG.equals(localName)) {
mW1 = attrs.getValue(uri, BIGRAM_W1_ATTRIBUTE); mSrc = attrs.getValue(uri, SRC_ATTRIBUTE);
} else if (BIGRAM_W2_TAG.equals(localName)) { } else if (DST_TAG.equals(localName)) {
String w2 = attrs.getValue(uri, BIGRAM_W2_ATTRIBUTE); String dst = attrs.getValue(uri, DST_ATTRIBUTE);
int freq = Integer.parseInt(attrs.getValue(uri, BIGRAM_FREQ_ATTRIBUTE)); int freq = Integer.parseInt(attrs.getValue(uri, DST_FREQ));
WeightedString bigram = new WeightedString(w2, freq / XML_TO_MEMORY_RATIO); WeightedString bigram = new WeightedString(dst, freq / XML_TO_MEMORY_RATIO);
ArrayList<WeightedString> bigramList = mBigramsMap.get(mW1); ArrayList<WeightedString> bigramList = mAssocMap.get(mSrc);
if (null == bigramList) bigramList = new ArrayList<WeightedString>(); if (null == bigramList) bigramList = new ArrayList<WeightedString>();
bigramList.add(bigram); bigramList.add(bigram);
mBigramsMap.put(mW1, bigramList); mAssocMap.put(mSrc, bigramList);
} }
} }
public HashMap<String, ArrayList<WeightedString>> getAssocMap() {
return mAssocMap;
}
}
/**
* SAX handler for a bigram XML file.
*/
static private class BigramHandler extends AssociativeListHandler {
private final static String BIGRAM_W1_TAG = "bi";
private final static String BIGRAM_W2_TAG = "w";
private final static String BIGRAM_W1_ATTRIBUTE = "w1";
private final static String BIGRAM_W2_ATTRIBUTE = "w2";
private final static String BIGRAM_FREQ_ATTRIBUTE = "p";
public BigramHandler() {
super(BIGRAM_W1_TAG, BIGRAM_W1_ATTRIBUTE, BIGRAM_W2_TAG, BIGRAM_W2_ATTRIBUTE,
BIGRAM_FREQ_ATTRIBUTE);
}
public HashMap<String, ArrayList<WeightedString>> getBigramMap() { public HashMap<String, ArrayList<WeightedString>> getBigramMap() {
return mBigramsMap; return getAssocMap();
} }
} }