import java.util.Collections;
import java.util.List;
-
public class Dictionary implements RAFSerializable<Dictionary> {
-
- static final int CACHE_SIZE = 5000;
-
- static final int CURRENT_DICT_VERSION = 6;
- static final String END_OF_DICTIONARY = "END OF DICTIONARY";
-
- // persisted
- final int dictFileVersion;
- final long creationMillis;
- public final String dictInfo;
- public final List<PairEntry> pairEntries;
- public final List<TextEntry> textEntries;
- public final List<HtmlEntry> htmlEntries;
- public final List<EntrySource> sources;
- public final List<Index> indices;
-
- /**
- * dictFileVersion 1 adds:
- * <li> links to sources?
- *
- * dictFileVersion 2 adds:
- * <li> counts of tokens in indices.
- */
-
- public Dictionary(final String dictInfo) {
- this.dictFileVersion = CURRENT_DICT_VERSION;
- this.creationMillis = System.currentTimeMillis();
- this.dictInfo = dictInfo;
- pairEntries = new ArrayList<PairEntry>();
- textEntries = new ArrayList<TextEntry>();
- htmlEntries = new ArrayList<HtmlEntry>();
- sources = new ArrayList<EntrySource>();
- indices = new ArrayList<Index>();
- }
-
- public Dictionary(final RandomAccessFile raf) throws IOException {
- dictFileVersion = raf.readInt();
- if (dictFileVersion < 0 || dictFileVersion > CURRENT_DICT_VERSION) {
- throw new IOException("Invalid dictionary version: " + dictFileVersion);
- }
- creationMillis = raf.readLong();
- dictInfo = raf.readUTF();
-
- // Load the sources, then seek past them, because reading them later disrupts the offset.
- try {
- final RAFList<EntrySource> rafSources = RAFList.create(raf, new EntrySource.Serializer(this), raf.getFilePointer());
- sources = new ArrayList<EntrySource>(rafSources);
- raf.seek(rafSources.getEndOffset());
-
- pairEntries = CachingList.create(RAFList.create(raf, new PairEntry.Serializer(this), raf.getFilePointer()), CACHE_SIZE);
- textEntries = CachingList.create(RAFList.create(raf, new TextEntry.Serializer(this), raf.getFilePointer()), CACHE_SIZE);
- if (dictFileVersion >= 5) {
- htmlEntries = CachingList.create(RAFList.create(raf, new HtmlEntry.Serializer(this), raf.getFilePointer()), CACHE_SIZE);
- } else {
- htmlEntries = Collections.emptyList();
- }
- indices = CachingList.createFullyCached(RAFList.create(raf, indexSerializer, raf.getFilePointer()));
- } catch (RuntimeException e) {
- final IOException ioe = new IOException("RuntimeException loading dictionary");
- ioe.initCause(e);
- throw ioe;
+
+ static final int CACHE_SIZE = 5000;
+
+ static final int CURRENT_DICT_VERSION = 6;
+ static final String END_OF_DICTIONARY = "END OF DICTIONARY";
+
+ // persisted
+ final int dictFileVersion;
+ final long creationMillis;
+ public final String dictInfo;
+ public final List<PairEntry> pairEntries;
+ public final List<TextEntry> textEntries;
+ public final List<HtmlEntry> htmlEntries;
+ public final List<EntrySource> sources;
+ public final List<Index> indices;
+
+ /**
+ * dictFileVersion 1 adds: <li>links to sources? dictFileVersion 2 adds: <li>
+ * counts of tokens in indices.
+ */
+
+ public Dictionary(final String dictInfo) {
+ this.dictFileVersion = CURRENT_DICT_VERSION;
+ this.creationMillis = System.currentTimeMillis();
+ this.dictInfo = dictInfo;
+ pairEntries = new ArrayList<PairEntry>();
+ textEntries = new ArrayList<TextEntry>();
+ htmlEntries = new ArrayList<HtmlEntry>();
+ sources = new ArrayList<EntrySource>();
+ indices = new ArrayList<Index>();
}
- final String end = raf.readUTF();
- if (!end.equals(END_OF_DICTIONARY)) {
- throw new IOException("Dictionary seems corrupt: " + end);
+
+ public Dictionary(final RandomAccessFile raf) throws IOException {
+ dictFileVersion = raf.readInt();
+ if (dictFileVersion < 0 || dictFileVersion > CURRENT_DICT_VERSION) {
+ throw new IOException("Invalid dictionary version: " + dictFileVersion);
+ }
+ creationMillis = raf.readLong();
+ dictInfo = raf.readUTF();
+
+ // Load the sources, then seek past them, because reading them later
+ // disrupts the offset.
+ try {
+ final RAFList<EntrySource> rafSources = RAFList.create(raf, new EntrySource.Serializer(
+ this), raf.getFilePointer());
+ sources = new ArrayList<EntrySource>(rafSources);
+ raf.seek(rafSources.getEndOffset());
+
+ pairEntries = CachingList.create(
+ RAFList.create(raf, new PairEntry.Serializer(this), raf.getFilePointer()),
+ CACHE_SIZE);
+ textEntries = CachingList.create(
+ RAFList.create(raf, new TextEntry.Serializer(this), raf.getFilePointer()),
+ CACHE_SIZE);
+ if (dictFileVersion >= 5) {
+ htmlEntries = CachingList.create(
+ RAFList.create(raf, new HtmlEntry.Serializer(this), raf.getFilePointer()),
+ CACHE_SIZE);
+ } else {
+ htmlEntries = Collections.emptyList();
+ }
+ indices = CachingList.createFullyCached(RAFList.create(raf, indexSerializer,
+ raf.getFilePointer()));
+ } catch (RuntimeException e) {
+ final IOException ioe = new IOException("RuntimeException loading dictionary");
+ ioe.initCause(e);
+ throw ioe;
+ }
+ final String end = raf.readUTF();
+ if (!end.equals(END_OF_DICTIONARY)) {
+ throw new IOException("Dictionary seems corrupt: " + end);
+ }
}
- }
-
- @Override
- public void write(RandomAccessFile raf) throws IOException {
- raf.writeInt(dictFileVersion);
- raf.writeLong(creationMillis);
- raf.writeUTF(dictInfo);
- RAFList.write(raf, sources, new EntrySource.Serializer(this));
- RAFList.write(raf, pairEntries, new PairEntry.Serializer(this));
- RAFList.write(raf, textEntries, new TextEntry.Serializer(this));
- RAFList.write(raf, htmlEntries, new HtmlEntry.Serializer(this));
- RAFList.write(raf, indices, indexSerializer);
- raf.writeUTF(END_OF_DICTIONARY);
- }
-
- private final RAFListSerializer<Index> indexSerializer = new RAFListSerializer<Index>() {
+
@Override
- public Index read(RandomAccessFile raf, final int readIndex) throws IOException {
- return new Index(Dictionary.this, raf);
+ public void write(RandomAccessFile raf) throws IOException {
+ raf.writeInt(dictFileVersion);
+ raf.writeLong(creationMillis);
+ raf.writeUTF(dictInfo);
+ RAFList.write(raf, sources, new EntrySource.Serializer(this));
+ RAFList.write(raf, pairEntries, new PairEntry.Serializer(this));
+ RAFList.write(raf, textEntries, new TextEntry.Serializer(this));
+ RAFList.write(raf, htmlEntries, new HtmlEntry.Serializer(this));
+ RAFList.write(raf, indices, indexSerializer);
+ raf.writeUTF(END_OF_DICTIONARY);
}
- @Override
- public void write(RandomAccessFile raf, Index t) throws IOException {
- t.write(raf);
- }};
-
+
+ private final RAFListSerializer<Index> indexSerializer = new RAFListSerializer<Index>() {
+ @Override
+ public Index read(RandomAccessFile raf, final int readIndex) throws IOException {
+ return new Index(Dictionary.this, raf);
+ }
+
+ @Override
+ public void write(RandomAccessFile raf, Index t) throws IOException {
+ t.write(raf);
+ }
+ };
+
final RAFListSerializer<HtmlEntry> htmlEntryIndexSerializer = new RAFListSerializer<HtmlEntry>() {
@Override
public void write(RandomAccessFile raf, HtmlEntry t) throws IOException {
- if (t.index() == -1) throw new IndexOutOfBoundsException();
+ if (t.index() == -1)
+ throw new IndexOutOfBoundsException();
raf.writeInt(t.index());
}
+
@Override
public HtmlEntry read(RandomAccessFile raf, int readIndex) throws IOException {
return htmlEntries.get(raf.readInt());
- }};
-
+ }
+ };
+
public void print(final PrintStream out) {
- out.println("dictInfo=" + dictInfo);
- for (final EntrySource entrySource : sources) {
- out.printf("EntrySource: %s %d\n", entrySource.name, entrySource.numEntries);
- }
- out.println();
- for (final Index index : indices) {
- out.printf("Index: %s %s\n", index.shortName, index.longName);
- index.print(out);
+ out.println("dictInfo=" + dictInfo);
+ for (final EntrySource entrySource : sources) {
+ out.printf("EntrySource: %s %d\n", entrySource.name, entrySource.numEntries);
+ }
out.println();
- }
+ for (final Index index : indices) {
+ out.printf("Index: %s %s\n", index.shortName, index.longName);
+ index.print(out);
+ out.println();
+ }
}
public DictionaryInfo getDictionaryInfo() {
- final DictionaryInfo result = new DictionaryInfo();
- result.creationMillis = this.creationMillis;
- result.dictInfo = this.dictInfo;
- for (final Index index : indices) {
- result.indexInfos.add(index.getIndexInfo());
- }
- return result;
+ final DictionaryInfo result = new DictionaryInfo();
+ result.creationMillis = this.creationMillis;
+ result.dictInfo = this.dictInfo;
+ for (final Index index : indices) {
+ result.indexInfos.add(index.getIndexInfo());
+ }
+ return result;
}
-
+
public static DictionaryInfo getDictionaryInfo(final File file) {
- RandomAccessFile raf = null;
- try {
- raf = new RandomAccessFile(file, "r");
- final Dictionary dict = new Dictionary(raf);
- final DictionaryInfo dictionaryInfo = dict.getDictionaryInfo();
- dictionaryInfo.uncompressedFilename = file.getName();
- dictionaryInfo.uncompressedBytes = file.length();
- raf.close();
- return dictionaryInfo;
- } catch (IOException e) {
- return null;
- } finally {
- if (raf != null) {
- try {
+ RandomAccessFile raf = null;
+ try {
+ raf = new RandomAccessFile(file, "r");
+ final Dictionary dict = new Dictionary(raf);
+ final DictionaryInfo dictionaryInfo = dict.getDictionaryInfo();
+ dictionaryInfo.uncompressedFilename = file.getName();
+ dictionaryInfo.uncompressedBytes = file.length();
raf.close();
- } catch (IOException e) {
- e.printStackTrace();
- }
+ return dictionaryInfo;
+ } catch (IOException e) {
+ return null;
+ } finally {
+ if (raf != null) {
+ try {
+ raf.close();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ }
}
- }
}
-}
\ No newline at end of file
+}