/**
* 将属性的词性锁定为nature
*
* @param nature 词性
* @return 如果锁定词性在词性列表中，返回真，否则返回假
*/
public boolean confirmNature(Nature nature) {
if (attribute.nature.length == 1 && attribute.nature[0] == nature) {
return true;
}
boolean result = true;
int frequency = attribute.getNatureFrequency(nature);
if (frequency == 0) {
frequency = 1000;
result = false;
}
attribute = new CoreDictionary.Attribute(nature, frequency);
return result;
}
public boolean hasNature(Nature nature) {
return attribute.getNatureFrequency(nature) > 0;
}
private static boolean load(String path) {
logger.info("核心词典开始加载:" + path);
if (loadDat(path)) return true;
TreeMap<String, CoreDictionary.Attribute> map = new TreeMap<String, Attribute>();
BufferedReader br = null;
try {
br = new BufferedReader(new InputStreamReader(new FileInputStream(path), "UTF-8"));
String line;
int MAX_FREQUENCY = 0;
long start = System.currentTimeMillis();
while ((line = br.readLine()) != null) {
String param[] = line.split("\\s");
int natureCount = (param.length - 1) / 2;
CoreDictionary.Attribute attribute = new CoreDictionary.Attribute(natureCount);
for (int i = 0; i < natureCount; ++i) {
attribute.nature[i] = Enum.valueOf(Nature.class, param[1 + 2 * i]);
attribute.frequency[i] = Integer.parseInt(param[2 + 2 * i]);
attribute.totalFrequency += attribute.frequency[i];
}
map.put(param[0], attribute);
MAX_FREQUENCY += attribute.totalFrequency;
}
logger.info(
"核心词典读入词条"
+ map.size()
+ " 全部频次"
+ MAX_FREQUENCY
+ "，耗时"
+ (System.currentTimeMillis() - start)
+ "ms");
br.close();
trie.build(map);
logger.info("核心词典加载成功:" + trie.size() + "个词条，下面将写入缓存……");
try {
DataOutputStream out = new DataOutputStream(new FileOutputStream(path + Predefine.BIN_EXT));
Collection<CoreDictionary.Attribute> attributeList = map.values();
out.writeInt(attributeList.size());
for (CoreDictionary.Attribute attribute : attributeList) {
out.writeInt(attribute.totalFrequency);
out.writeInt(attribute.nature.length);
for (int i = 0; i < attribute.nature.length; ++i) {
out.writeInt(attribute.nature[i].ordinal());
out.writeInt(attribute.frequency[i]);
}
}
trie.save(out);
out.close();
} catch (Exception e) {
logger.warning("保存失败" + e);
return false;
}
} catch (FileNotFoundException e) {
logger.warning("核心词典" + path + "不存在！" + e);
return false;
} catch (IOException e) {
logger.warning("核心词典" + path + "读取错误！" + e);
return false;
}
return true;
}