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Make readNode read linked list nodes.

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Change-Id: Ia5eaae0653179b2eb74c53b0823beaf80377a389
This commit is contained in:
Yuichiro Hanada 2012-09-14 13:07:39 +09:00
parent a149c53c8e
commit c2fdf0dfbf
1 changed files with 52 additions and 34 deletions
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86
java/src/com/android/inputmethod/latin/makedict/BinaryDictInputOutput.java
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@ -1347,43 +1347,61 @@ public class BinaryDictInputOutput {
final Map<Integer, Node> reverseNodeMap, final Map<Integer, CharGroup> reverseGroupMap,
final FormatOptions options)
throws IOException {
final int nodeOrigin = buffer.position() - headerSize;
final int count = readCharGroupCount(buffer);
final ArrayList<CharGroup> nodeContents = new ArrayList<CharGroup>();
int groupOffset = nodeOrigin + getGroupCountSize(count);
for (int i = count; i > 0; --i) {
CharGroupInfo info = readCharGroup(buffer, groupOffset, options);
ArrayList<WeightedString> shortcutTargets = info.mShortcutTargets;
ArrayList<WeightedString> bigrams = null;
if (null != info.mBigrams) {
bigrams = new ArrayList<WeightedString>();
for (PendingAttribute bigram : info.mBigrams) {
final String word = getWordAtAddress(
buffer, headerSize, bigram.mAddress, options);
bigrams.add(new WeightedString(word, bigram.mFrequency));
final int nodeOrigin = buffer.position() - headerSize;
do { // Scan the linked-list node.
final int nodeHeadPosition = buffer.position() - headerSize;
final int count = readCharGroupCount(buffer);
int groupOffset = nodeHeadPosition + getGroupCountSize(count);
for (int i = count; i > 0; --i) { // Scan the array of CharGroup.
CharGroupInfo info = readCharGroup(buffer, groupOffset, options);
ArrayList<WeightedString> shortcutTargets = info.mShortcutTargets;
ArrayList<WeightedString> bigrams = null;
if (null != info.mBigrams) {
bigrams = new ArrayList<WeightedString>();
for (PendingAttribute bigram : info.mBigrams) {
final String word = getWordAtAddress(
buffer, headerSize, bigram.mAddress, options);
bigrams.add(new WeightedString(word, bigram.mFrequency));
}
}
if (hasChildrenAddress(info.mChildrenAddress)) {
Node children = reverseNodeMap.get(info.mChildrenAddress);
if (null == children) {
final int currentPosition = buffer.position();
buffer.position(info.mChildrenAddress + headerSize);
children = readNode(
buffer, headerSize, reverseNodeMap, reverseGroupMap, options);
buffer.position(currentPosition);
}
nodeContents.add(
new CharGroup(info.mCharacters, shortcutTargets, bigrams,
info.mFrequency,
0 != (info.mFlags & FormatSpec.FLAG_IS_NOT_A_WORD),
0 != (info.mFlags & FormatSpec.FLAG_IS_BLACKLISTED), children));
} else {
nodeContents.add(
new CharGroup(info.mCharacters, shortcutTargets, bigrams,
info.mFrequency,
0 != (info.mFlags & FormatSpec.FLAG_IS_NOT_A_WORD),
0 != (info.mFlags & FormatSpec.FLAG_IS_BLACKLISTED)));
}
groupOffset = info.mEndAddress;
}
// reach the end of the array.
if (options.mHasLinkedListNode) {
final int nextAddress = buffer.readUnsignedInt24();
if (nextAddress >= 0 && nextAddress < buffer.limit()) {
buffer.position(nextAddress);
} else {
break;
}
}
if (hasChildrenAddress(info.mChildrenAddress)) {
Node children = reverseNodeMap.get(info.mChildrenAddress);
if (null == children) {
final int currentPosition = buffer.position();
buffer.position(info.mChildrenAddress + headerSize);
children = readNode(
buffer, headerSize, reverseNodeMap, reverseGroupMap, options);
buffer.position(currentPosition);
}
nodeContents.add(
new CharGroup(info.mCharacters, shortcutTargets, bigrams, info.mFrequency,
0 != (info.mFlags & FormatSpec.FLAG_IS_NOT_A_WORD),
0 != (info.mFlags & FormatSpec.FLAG_IS_BLACKLISTED), children));
} else {
nodeContents.add(
new CharGroup(info.mCharacters, shortcutTargets, bigrams, info.mFrequency,
0 != (info.mFlags & FormatSpec.FLAG_IS_NOT_A_WORD),
0 != (info.mFlags & FormatSpec.FLAG_IS_BLACKLISTED)));
}
groupOffset = info.mEndAddress;
}
} while (options.mHasLinkedListNode &&
buffer.position() != FormatSpec.NO_FORWARD_LINK_ADDRESS);
final Node node = new Node(nodeContents);
node.mCachedAddress = nodeOrigin;
reverseNodeMap.put(node.mCachedAddress, node);