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Merge "Make getTerminalPosition read linked-list nodes." into jb-mr1-dev

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Jean Chalard 2012-09-25 05:39:23 -07:00 committed by Android (Google) Code Review
parent 630d9c95e5 93d7c6233f
commit 35ffb90629
1 changed files with 50 additions and 34 deletions
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84
java/src/com/android/inputmethod/latin/makedict/BinaryDictIOUtils.java
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@ -157,47 +157,63 @@ public class BinaryDictIOUtils {
final int wordLen = word.codePointCount(0, word.length());
for (int depth = 0; depth < Constants.Dictionary.MAX_WORD_LENGTH; ++depth) {
if (wordPos >= wordLen) return FormatSpec.NOT_VALID_WORD;
int groupOffset = buffer.position() - header.mHeaderSize;
final int charGroupCount = BinaryDictInputOutput.readCharGroupCount(buffer);
groupOffset += BinaryDictInputOutput.getGroupCountSize(charGroupCount);
for (int i = 0; i < charGroupCount; ++i) {
final int charGroupPos = buffer.position();
final CharGroupInfo currentInfo = BinaryDictInputOutput.readCharGroup(buffer,
buffer.position(), header.mFormatOptions);
boolean same = true;
for (int p = 0, j = word.offsetByCodePoints(0, wordPos);
p < currentInfo.mCharacters.length;
++p, j = word.offsetByCodePoints(j, 1)) {
if (wordPos + p >= wordLen
|| word.codePointAt(j) != currentInfo.mCharacters[p]) {
same = false;
break;
}
}
do {
int groupOffset = buffer.position() - header.mHeaderSize;
final int charGroupCount = BinaryDictInputOutput.readCharGroupCount(buffer);
groupOffset += BinaryDictInputOutput.getGroupCountSize(charGroupCount);
if (same) {
if (wordPos + currentInfo.mCharacters.length == wordLen) {
if (currentInfo.mFrequency == CharGroup.NOT_A_TERMINAL) {
return FormatSpec.NOT_VALID_WORD;
} else {
return charGroupPos;
boolean foundNextCharGroup = false;
for (int i = 0; i < charGroupCount; ++i) {
final int charGroupPos = buffer.position();
final CharGroupInfo currentInfo = BinaryDictInputOutput.readCharGroup(buffer,
buffer.position(), header.mFormatOptions);
boolean same = true;
for (int p = 0, j = word.offsetByCodePoints(0, wordPos);
p < currentInfo.mCharacters.length;
++p, j = word.offsetByCodePoints(j, 1)) {
if (wordPos + p >= wordLen
|| word.codePointAt(j) != currentInfo.mCharacters[p]) {
same = false;
break;
}
}
wordPos += currentInfo.mCharacters.length;
if (currentInfo.mChildrenAddress == FormatSpec.NO_CHILDREN_ADDRESS) {
return FormatSpec.NOT_VALID_WORD;
}
buffer.position(currentInfo.mChildrenAddress);
break;
}
groupOffset = currentInfo.mEndAddress;
// not found
if (i >= charGroupCount - 1) {
if (same) {
// found the group matches the word.
if (wordPos + currentInfo.mCharacters.length == wordLen) {
if (currentInfo.mFrequency == CharGroup.NOT_A_TERMINAL) {
return FormatSpec.NOT_VALID_WORD;
} else {
return charGroupPos;
}
}
wordPos += currentInfo.mCharacters.length;
if (currentInfo.mChildrenAddress == FormatSpec.NO_CHILDREN_ADDRESS) {
return FormatSpec.NOT_VALID_WORD;
}
foundNextCharGroup = true;
buffer.position(currentInfo.mChildrenAddress);
break;
}
groupOffset = currentInfo.mEndAddress;
}
// If we found the next char group, it is under the file pointer.
// But if not, we are at the end of this node so we expect to have
// a forward link address that we need to consult and possibly resume
// search on the next node in the linked list.
if (foundNextCharGroup) break;
if (!header.mFormatOptions.mSupportsDynamicUpdate) {
return FormatSpec.NOT_VALID_WORD;
}
}
final int forwardLinkAddress = buffer.readUnsignedInt24();
if (forwardLinkAddress == FormatSpec.NO_FORWARD_LINK_ADDRESS) {
return FormatSpec.NOT_VALID_WORD;
}
buffer.position(forwardLinkAddress);
} while(true);
}
return FormatSpec.NOT_VALID_WORD;
}