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elasticsearch-analysis-ik

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提交 07ba4ece 编写于 作者: weixin_43283383's avatar weixin_43283383
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fix dict loading

上级 6fc30fe6
隐藏空白更改
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Showing with 177 addition and 56 deletion
pom.xml
浏览文件 @ 07ba4ece
......@@ -6,7 +6,7 @@
<modelVersion>4.0.0</modelVersion>
<groupId>org.elasticsearch</groupId>
<artifactId>elasticsearch-analysis-ik</artifactId>
<version>1.2.0</version>
<version>1.2.1</version>
<packaging>jar</packaging>
<description>IK Analyzer for ElasticSearch</description>
<inceptionYear>2009</inceptionYear>
......
src/main/java/org/wltea/analyzer/cfg/Configuration.java
浏览文件 @ 07ba4ece
......@@ -37,7 +37,7 @@ public class Configuration {
try {
input = new FileInputStream(fileConfig);
} catch (FileNotFoundException e) {
e.printStackTrace();
logger.error("ik-analyzer",e);
}
if(input != null){
try {
......
src/main/java/org/wltea/analyzer/dic/DictSegment.java
浏览文件 @ 07ba4ece
......@@ -26,8 +26,8 @@
package org.wltea.analyzer.dic;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
/**
* 词典树分段，表示词典树的一个分枝
......@@ -35,7 +35,7 @@ import java.util.Map;
class DictSegment implements Comparable<DictSegment>{
//公用字典表，存储汉字
private static final Map<Character , Character> charMap = new HashMap<Character , Character>(16 , 0.95f);
private static final Map<Character , Character> charMap = new ConcurrentHashMap<Character , Character>(16 , 0.95f);
//数组大小上限
private static final int ARRAY_LENGTH_LIMIT = 3;
......@@ -298,7 +298,7 @@ class DictSegment implements Comparable<DictSegment>{
if(this.childrenMap == null){
synchronized(this){
if(this.childrenMap == null){
this.childrenMap = new HashMap<Character , DictSegment>(ARRAY_LENGTH_LIMIT * 2,0.8f);
this.childrenMap = new ConcurrentHashMap<Character, DictSegment>(ARRAY_LENGTH_LIMIT * 2,0.8f);
}
}
}
......
src/main/java/org/wltea/analyzer/dic/Dictionary.java
浏览文件 @ 07ba4ece
......@@ -25,16 +25,16 @@
*/
package org.wltea.analyzer.dic;
import java.io.*;
import java.util.Collection;
import java.util.List;
import org.elasticsearch.common.logging.ESLogger;
import org.elasticsearch.common.logging.Loggers;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.env.Environment;
import org.wltea.analyzer.cfg.Configuration;
import java.io.*;
import java.util.Collection;
import java.util.List;
/**
* 词典管理类,单子模式
*/
......@@ -45,20 +45,19 @@ public class Dictionary {
* 词典单子实例
*/
private static Dictionary singleton;
/*
* 主词典对象
*/
private DictSegment _MainDict;
/*
* 停止词词典
*/
private DictSegment _StopWordDict;
/*
* 量词词典
*/
private DictSegment _QuantifierDict;
private DictSegment _MainDict;
private DictSegment _SurnameDict;
private DictSegment _QuantifierDict;
private DictSegment _SuffixDict;
private DictSegment _PrepDict;
private DictSegment _StopWords;
/**
* 配置对象
......@@ -95,10 +94,10 @@ public class Dictionary {
environment =new Environment(indexSettings);
configuration=new Configuration(indexSettings);
loadMainDict();
// loadSurnameDict();
loadSurnameDict();
loadQuantifierDict();
// loadSuffixDict();
// loadPrepDict();
loadSuffixDict();
loadPrepDict();
loadStopWordDict();
dictInited=true;
}
......@@ -218,7 +217,7 @@ public class Dictionary {
* @return boolean
*/
public boolean isStopWord(char[] charArray , int begin, int length){
return singleton._StopWordDict.match(charArray, begin, length).isMatch();
return singleton._StopWords.match(charArray, begin, length).isMatch();
}
/**
......@@ -247,18 +246,17 @@ public class Dictionary {
}
} while (theWord != null);
} catch (IOException ioe) {
System.err.println("Main Dictionary loading exception.");
ioe.printStackTrace();
}finally{
} catch (IOException e) {
logger.error("ik-analyzer",e);
}finally{
try {
if(is != null){
is.close();
is = null;
}
} catch (IOException e) {
e.printStackTrace();
logger.error("ik-analyzer",e);
}
}
//加载扩展词典
......@@ -275,8 +273,14 @@ public class Dictionary {
InputStream is = null;
for(String extDictName : extDictFiles){
//读取扩展词典文件
System.out.println("加载扩展词典：" + extDictName);
is = this.getClass().getClassLoader().getResourceAsStream(extDictName);
logger.info("加载扩展词典：" + extDictName);
File file=new File(environment.configFile(), extDictName);
try {
is = new FileInputStream(file);
} catch (FileNotFoundException e) {
logger.error("ik-analyzer",e);
}
//如果找不到扩展的字典，则忽略
if(is == null){
continue;
......@@ -288,24 +292,21 @@ public class Dictionary {
theWord = br.readLine();
if (theWord != null && !"".equals(theWord.trim())) {
//加载扩展词典数据到主内存词典中
//System.out.println(theWord);
_MainDict.fillSegment(theWord.trim().toLowerCase().toCharArray());
}
} while (theWord != null);
} catch (IOException ioe) {
System.err.println("Extension Dictionary loading exception.");
ioe.printStackTrace();
}finally{
} catch (IOException e) {
logger.error("ik-analyzer",e);
}finally{
try {
if(is != null){
is.close();
is = null;
}
} catch (IOException e) {
e.printStackTrace();
}
logger.error("ik-analyzer",e);
}
}
}
}
......@@ -316,15 +317,21 @@ public class Dictionary {
*/
private void loadStopWordDict(){
//建立一个主词典实例
_StopWordDict = new DictSegment((char)0);
_StopWords = new DictSegment((char)0);
//加载扩展停止词典
List<String> extStopWordDictFiles = configuration.getExtStopWordDictionarys();
if(extStopWordDictFiles != null){
InputStream is = null;
for(String extStopWordDictName : extStopWordDictFiles){
System.out.println("加载扩展停止词典：" + extStopWordDictName);
// logger.info("加载扩展停止词典：" + extStopWordDictName);
//读取扩展词典文件
is = this.getClass().getClassLoader().getResourceAsStream(extStopWordDictName);
File file=new File(environment.configFile(), extStopWordDictName);
try {
is = new FileInputStream(file);
} catch (FileNotFoundException e) {
logger.error("ik-analyzer",e);
}
//如果找不到扩展的字典，则忽略
if(is == null){
continue;
......@@ -335,15 +342,13 @@ public class Dictionary {
do {
theWord = br.readLine();
if (theWord != null && !"".equals(theWord.trim())) {
//System.out.println(theWord);
//加载扩展停止词典数据到内存中
_StopWordDict.fillSegment(theWord.trim().toLowerCase().toCharArray());
_StopWords.fillSegment(theWord.trim().toLowerCase().toCharArray());
}
} while (theWord != null);
} catch (IOException ioe) {
System.err.println("Extension Stop word Dictionary loading exception.");
ioe.printStackTrace();
} catch (IOException e) {
logger.error("ik-analyzer",e);
}finally{
try {
......@@ -352,7 +357,7 @@ public class Dictionary {
is = null;
}
} catch (IOException e) {
e.printStackTrace();
logger.error("ik-analyzer",e);
}
}
}
......@@ -371,7 +376,7 @@ public class Dictionary {
try {
is = new FileInputStream(file);
} catch (FileNotFoundException e) {
e.printStackTrace();
logger.error("ik-analyzer",e);
}
try {
BufferedReader br = new BufferedReader(new InputStreamReader(is , "UTF-8"), 512);
......@@ -384,8 +389,7 @@ public class Dictionary {
} while (theWord != null);
} catch (IOException ioe) {
System.err.println("Quantifier Dictionary loading exception.");
ioe.printStackTrace();
logger.error("Quantifier Dictionary loading exception.");
}finally{
try {
......@@ -394,12 +398,129 @@ public class Dictionary {
is = null;
}
} catch (IOException e) {
e.printStackTrace();
logger.error("ik-analyzer",e);
}
}
}
private void loadSurnameDict(){
_SurnameDict = new DictSegment((char)0);
File file=new File(environment.configFile(),Dictionary.PATH_DIC_SURNAME);
InputStream is = null;
try {
is = new FileInputStream(file);
} catch (FileNotFoundException e) {
logger.error("ik-analyzer",e);
}
if(is == null){
throw new RuntimeException("Surname Dictionary not found!!!");
}
try {
BufferedReader br = new BufferedReader(new InputStreamReader(is , "UTF-8"), 512);
String theWord;
do {
theWord = br.readLine();
if (theWord != null && !"".equals(theWord.trim())) {
_SurnameDict.fillSegment(theWord.trim().toCharArray());
}
} while (theWord != null);
// logger.info("[Dict Loading] {},SurnameDict Size:{}",file.toString(),_SurnameDict.getDicNum());
} catch (IOException e) {
logger.error("ik-analyzer",e);
}finally{
try {
if(is != null){
is.close();
is = null;
}
} catch (IOException e) {
logger.error("ik-analyzer",e);
}
}
}
private void loadSuffixDict(){
_SuffixDict = new DictSegment((char)0);
File file=new File(environment.configFile(),Dictionary.PATH_DIC_SUFFIX);
InputStream is = null;
try {
is = new FileInputStream(file);
} catch (FileNotFoundException e) {
logger.error("ik-analyzer",e);
}
if(is == null){
throw new RuntimeException("Suffix Dictionary not found!!!");
}
try {
BufferedReader br = new BufferedReader(new InputStreamReader(is , "UTF-8"), 512);
String theWord;
do {
theWord = br.readLine();
if (theWord != null && !"".equals(theWord.trim())) {
_SuffixDict.fillSegment(theWord.trim().toCharArray());
}
} while (theWord != null);
// logger.info("[Dict Loading] {},SuffixDict Size:{}",file.toString(),_SuffixDict.getDicNum());
} catch (IOException e) {
logger.error("ik-analyzer",e);
}finally{
try {
if(is != null){
is.close();
is = null;
}
} catch (IOException e) {
logger.error("ik-analyzer",e);
}
}
}
private void loadPrepDict(){
_PrepDict = new DictSegment((char)0);
File file=new File(environment.configFile(),Dictionary.PATH_DIC_PREP);
InputStream is = null;
try {
is = new FileInputStream(file);
} catch (FileNotFoundException e) {
logger.error("ik-analyzer",e);
}
if(is == null){
throw new RuntimeException("Preposition Dictionary not found!!!");
}
try {
BufferedReader br = new BufferedReader(new InputStreamReader(is , "UTF-8"), 512);
String theWord;
do {
theWord = br.readLine();
if (theWord != null && !"".equals(theWord.trim())) {
_PrepDict.fillSegment(theWord.trim().toCharArray());
}
} while (theWord != null);
// logger.info("[Dict Loading] {},PrepDict Size:{}",file.toString(),_PrepDict.getDicNum());
} catch (IOException e) {
logger.error("ik-analyzer",e);
}finally{
try {
if(is != null){
is.close();
is = null;
}
} catch (IOException e) {
logger.error("ik-analyzer",e);
}
}
}
public static Dictionary getInstance(){
return Dictionary.singleton;
}
......
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