lucene的Filter简单用法打印索引文档信息
来源:互联网 发布:淘宝上架数量限制 编辑:程序博客网 时间:2024/06/07 12:47
/*
* Filter这个类的功能是实现对于查询的过滤器,
* 对于用户搜索的,可以把保密的网站或者文档对用户不进行显示
* 例如:
* 这里就是一个图书馆的查询系统,图书馆的有些珍贵资料是不予显示的。
* 只有高级权限的(Advanced)的用户才可以显示
*
* */
package filter;
import java.io.IOException;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.IndexWriter;
public class FilterOneTest {
private final int SECURITY_ADVANCED = 1;
private final int SECURITY_MIDDLE = 2;
private final int SECURITY_NORMAL = 3;
public FilterOneTest(String INDEX_STORE_PATH) {
try{
IndexWriter writer = new IndexWriter(INDEX_STORE_PATH, new StandardAnalyzer(), true);
writer.setUseCompoundFile(false);
Document doc1 = new Document();
Field f1 = new Field("bookNumber", "0000003", Field.Store.YES, Field.Index.UN_TOKENIZED);
Field f2 = new Field("bookname", "论宇称非对称模型", Field.Store.YES, Field.Index.TOKENIZED);
Field f3 = new Field("publishdate", "1999-01-01", Field.Store.YES, Field.Index.UN_TOKENIZED);
Field f4 = new Field("securitylevel", SECURITY_ADVANCED + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc1.add(f1);
doc1.add(f2);
doc1.add(f3);
doc1.add(f4);
Document doc2 = new Document();
f1 = new Field("bookNumber", "0000005", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "钢铁战士", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1995-07-15", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_MIDDLE + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc2.add(f1);
doc2.add(f2);
doc2.add(f3);
doc2.add(f4);
Document doc3 = new Document();
f1 = new Field("bookNumber", "0000001", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "相对论", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1963-02-14", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_ADVANCED + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc3.add(f1);
doc3.add(f2);
doc3.add(f3);
doc3.add(f4);
Document doc4 = new Document();
f1 = new Field("bookNumber", "0000006", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "黑猫警长", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1988-05-01", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_ADVANCED + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc4.add(f1);
doc4.add(f2);
doc4.add(f3);
doc4.add(f4);
Document doc5 = new Document();
f1 = new Field("bookNumber", "0000004", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "原子弹的爆破过程", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1959-10-21", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_ADVANCED + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc5.add(f1);
doc5.add(f2);
doc5.add(f3);
doc5.add(f4);
Document doc6 = new Document();
f1 = new Field("bookNumber", "0000007", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "钢铁是怎样炼成的", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1970-01-11", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_MIDDLE + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc6.add(f1);
doc6.add(f2);
doc6.add(f3);
doc6.add(f4);
Document doc7 = new Document();
f1 = new Field("bookNumber", "0000002", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "白毛女", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1977-09-07", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_NORMAL + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc7.add(f1);
doc7.add(f2);
doc7.add(f3);
doc7.add(f4);
writer.addDocument(doc1);
writer.addDocument(doc2);
writer.addDocument(doc3);
writer.addDocument(doc4);
writer.addDocument(doc5);
writer.addDocument(doc6);
writer.addDocument(doc7);
writer.close();
IndexReader reader = IndexReader.open(INDEX_STORE_PATH);
for(int i = 0; i < reader.numDocs(); i++){
Document doc = reader.document(i);
System.out.print("书号:");
System.out.println(doc.get("bookNumber"));
System.out.print("书名:");
System.out.println(doc.get("bookname"));
System.out.print("发布日期:");
System.out.println(doc.get("publishdate"));
System.out.print("安全级别:");
System.out.print(doc.get("securitylevel"));
int level = Integer.parseInt(doc.get("securitylevel"));
switch(level){
case SECURITY_ADVANCED:
System.out.println("高级");
break;
case SECURITY_MIDDLE:
System.out.println("中级");
break;
case SECURITY_NORMAL:
System.out.println("一般");
break;
}
System.out.println(">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
}
}catch(IOException e){
e.printStackTrace();
}
}
public static void main(String[] args) {
// TODO Auto-generated method stub
FilterOneTest fot = new FilterOneTest("E:\\Lucene项目\\索引文件");
}
}
* Filter这个类的功能是实现对于查询的过滤器,
* 对于用户搜索的,可以把保密的网站或者文档对用户不进行显示
* 例如:
* 这里就是一个图书馆的查询系统,图书馆的有些珍贵资料是不予显示的。
* 只有高级权限的(Advanced)的用户才可以显示
*
* */
package filter;
import java.io.IOException;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.IndexWriter;
public class FilterOneTest {
private final int SECURITY_ADVANCED = 1;
private final int SECURITY_MIDDLE = 2;
private final int SECURITY_NORMAL = 3;
public FilterOneTest(String INDEX_STORE_PATH) {
try{
IndexWriter writer = new IndexWriter(INDEX_STORE_PATH, new StandardAnalyzer(), true);
writer.setUseCompoundFile(false);
Document doc1 = new Document();
Field f1 = new Field("bookNumber", "0000003", Field.Store.YES, Field.Index.UN_TOKENIZED);
Field f2 = new Field("bookname", "论宇称非对称模型", Field.Store.YES, Field.Index.TOKENIZED);
Field f3 = new Field("publishdate", "1999-01-01", Field.Store.YES, Field.Index.UN_TOKENIZED);
Field f4 = new Field("securitylevel", SECURITY_ADVANCED + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc1.add(f1);
doc1.add(f2);
doc1.add(f3);
doc1.add(f4);
Document doc2 = new Document();
f1 = new Field("bookNumber", "0000005", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "钢铁战士", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1995-07-15", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_MIDDLE + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc2.add(f1);
doc2.add(f2);
doc2.add(f3);
doc2.add(f4);
Document doc3 = new Document();
f1 = new Field("bookNumber", "0000001", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "相对论", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1963-02-14", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_ADVANCED + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc3.add(f1);
doc3.add(f2);
doc3.add(f3);
doc3.add(f4);
Document doc4 = new Document();
f1 = new Field("bookNumber", "0000006", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "黑猫警长", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1988-05-01", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_ADVANCED + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc4.add(f1);
doc4.add(f2);
doc4.add(f3);
doc4.add(f4);
Document doc5 = new Document();
f1 = new Field("bookNumber", "0000004", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "原子弹的爆破过程", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1959-10-21", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_ADVANCED + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc5.add(f1);
doc5.add(f2);
doc5.add(f3);
doc5.add(f4);
Document doc6 = new Document();
f1 = new Field("bookNumber", "0000007", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "钢铁是怎样炼成的", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1970-01-11", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_MIDDLE + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc6.add(f1);
doc6.add(f2);
doc6.add(f3);
doc6.add(f4);
Document doc7 = new Document();
f1 = new Field("bookNumber", "0000002", Field.Store.YES, Field.Index.UN_TOKENIZED);
f2 = new Field("bookname", "白毛女", Field.Store.YES, Field.Index.TOKENIZED);
f3 = new Field("publishdate", "1977-09-07", Field.Store.YES, Field.Index.UN_TOKENIZED);
f4 = new Field("securitylevel", SECURITY_NORMAL + "", Field.Store.YES, Field.Index.UN_TOKENIZED);
doc7.add(f1);
doc7.add(f2);
doc7.add(f3);
doc7.add(f4);
writer.addDocument(doc1);
writer.addDocument(doc2);
writer.addDocument(doc3);
writer.addDocument(doc4);
writer.addDocument(doc5);
writer.addDocument(doc6);
writer.addDocument(doc7);
writer.close();
IndexReader reader = IndexReader.open(INDEX_STORE_PATH);
for(int i = 0; i < reader.numDocs(); i++){
Document doc = reader.document(i);
System.out.print("书号:");
System.out.println(doc.get("bookNumber"));
System.out.print("书名:");
System.out.println(doc.get("bookname"));
System.out.print("发布日期:");
System.out.println(doc.get("publishdate"));
System.out.print("安全级别:");
System.out.print(doc.get("securitylevel"));
int level = Integer.parseInt(doc.get("securitylevel"));
switch(level){
case SECURITY_ADVANCED:
System.out.println("高级");
break;
case SECURITY_MIDDLE:
System.out.println("中级");
break;
case SECURITY_NORMAL:
System.out.println("一般");
break;
}
System.out.println(">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
}
}catch(IOException e){
e.printStackTrace();
}
}
public static void main(String[] args) {
// TODO Auto-generated method stub
FilterOneTest fot = new FilterOneTest("E:\\Lucene项目\\索引文件");
}
}
0 1
- lucene的Filter简单用法打印索引文档信息
- Lucene.net索引的用法、系列、文档
- Lucene索引的简单使用
- lucene-索引RTF文档
- lucene-索引word文档
- lucene-索引HTML文档
- lucene-索引HTML文档
- Lucene-建立索引的简单例子
- Lucene索引库的简单优化
- lucene对文件做简单的索引
- Lucene索引库的简单优化
- lucene-索引纯文本文档
- Lucene创建索引/检索信息
- 有关lucene 索引pdf格式文档的问题
- lucene-索引文档的删除、更新及增强加权
- 用Lucene构建实时索引的文档更新问题
- 从概念理解Lucene的Index(索引)文档模型
- 从概念理解Lucene的Index(索引)文档模型
- /proc 目录调试信息
- 接口与抽象类的辨析补充
- 拍照、从相册选图并对图片进行裁剪
- 妖哲开始搞前端1——利器!Bootstrap
- DeepID1 分析
- lucene的Filter简单用法打印索引文档信息
- js json回车 处理特殊字符,textArea 换行处理
- Ultraedit 中文显示乱码
- Mac自己创建打开终端快捷键(任意软件)
- ListView在下拉时出现空指针错误
- Android程序关闭时提示:“### WARNING: SD Card files must be at least 9MB,...”
- Android 项目编码转换
- cygwin 下安装python MySQLdb
- linx3.0.101下面DS1307 RTC驱动调试过程