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oracle存储�q�程�q�回多个游标实例

JJCEA — Wed, 20 Jan 2010 01:52:00 GMT

定义两个包（package�Q?br />

CREATE OR REPLACE PACKAGE pro_package_test_001 AS
TYPE Test_CURSOR01 IS REF CURSOR;
end pro_package_test_001;

CREATE OR REPLACE PACKAGE pro_package_test_002 AS
TYPE Test_CURSOR02 IS REF CURSOR;
end pro_package_test_002;

定义存储�q�程

CREATE OR REPLACE PROCEDURE pro_query_001
(
--参数IN表示输入参数�Q�OUT表示输入参数�Q�类型可以��用�Q意Oracle中的合法�c�d��?/span>
in_lx  IN Varchar2,
p_cus_01 OUT pro_package_test_001.Test_CURSOR01,
p_cus_02 OUT pro_package_test_002.Test_CURSOR02
)
AS
--定义变量
vs_lx   VARCHAR2(1);   --变量
vs_test1_id   VARCHAR2(100);   --变量
vs_test1_mc   VARCHAR2(100);   --变量
vs_test2_id   VARCHAR2(100);   --变量
vs_test2_mc   VARCHAR2(100);   --变量
--default_c SYS_REFCURSOR;
BEGIN
--用输入参数给变量赋初倹{�?/span>
vs_lx:= in_lx;
--插入test1表�?/span>
OPEN p_cus_01 FOR  Select
    a.id As id1,
    a.mc As mc1,
    b.id As id2,
    b.mc As mc2
    Into
    vs_test1_id,
    vs_test1_mc,
    vs_test2_id,
    vs_test2_mc
    From test1 a,test2 b Where a.id = b.id And a.lx = vs_lx;

    --if p_cus_01%rowcount = 0 then
   --    p_cus_01:=default_c;
   -- end if;

OPEN p_cus_02 FOR  Select
    id As id1,
    mc As mc1
    Into
    vs_test1_id,
    vs_test1_mc
    From test2  Where lx = vs_lx;
   -- if p_cus_02%rowcount = 0 then
    --   p_cus_02:=default_c;
  --  end if;
--错误处理部分。OTHERS表示除了声明外的��L��错误。SQLERRM是系�l�内�|�变量保存了当前错误的详�l�信息�?/span>
Exception
   WHEN OTHERS Then
   ROLLBACK;
   Return;
End pro_query_001;

java 代码调用

     public void ProcQuery(String procString,String [] params) throws Exception {
         Session session = null;
         Connection conn = null;
         ResultSet rs1 = null;
         ResultSet rs2 = null;
           CallableStatement proc = null;
           procString = "{call pro_query_001(?,?,?)}";
           params = new String [1];
          params[0]="0";
         try {
              session = getHibernateTemplate().getSessionFactory()
            .openSession();
              conn = session.connection();
             proc = conn.prepareCall(procString);
             proc.setString(1, params[0]);     //传入的参�?/span>
             proc.registerOutParameter(2,oracle.jdbc.OracleTypes.CURSOR);
             proc.registerOutParameter(3,oracle.jdbc.OracleTypes.CURSOR);
             proc.execute();
             rs1 = (ResultSet)proc.getObject(2);//�q�回�W�一个游�?/span>
             rs2 = (ResultSet)proc.getObject(3);//�q�回�W�二个游�?/span>
            while(rs1 != null && rs1.next()) {
                  System.out.println(">>>"+rs1.getString("id1"));
                  System.out.println(">>>"+rs1.getString("mc1"));
                  System.out.println(">>>"+rs1.getString("id2"));
                  System.out.println(">>>"+rs1.getString("mc2"));
            }
            while(rs2 != null && rs2.next()) {
                System.out.println(">>>"+rs1.getString("id1"));
                System.out.println(">>>"+rs1.getString("mc1"));
          }
         } catch (SQLException e) {
             e.printStackTrace();
             throw new Exception("调用存储�q�程的时候发生错误[sql = " + procString + "]", e);
         }  finally {
             if (proc != null)
                 proc.close();
             if (rs1 != null)
                 rs1.close();
             if (rs2 != null)
                 rs2.close();
             if (conn != null)
             conn.close();
         }
     }

JJCEA 2010-01-20 09:52 发表评论

JJCEA — Wed, 26 Mar 2008 06:19:00 GMT

try { RandomAccessFile out = new RandomAccessFile(file, " rw " );
out.seek(out.length()); // ��指针移动到文�g末尾
out.writeBytes( " \r\n " );
mess = " 写入文�g " ;
byte buffer[] = new byte [ 1024 ];
buffer = mess.getBytes();
out.write(buffer);
out.close(); // 关闭文�g��?/span>
} catch (IOException e) {
e.printStackTrace();
}

JJCEA 2008-03-26 14:19 发表评论

JJCEA — Mon, 19 Nov 2007 07:26:00 GMT

InputStream filein = new FileInputStream( " C://1.txt " );
OutputStream output = response.getOutputStream(); // 得到输出��?/span>
BufferedOutputStream bos = new BufferedOutputStream(output); // 输出�~�冲��      �?/span>
BufferedInputStream bis = new BufferedInputStream(filein); // 输入�~�冲��?/span>
byte data[] = new byte [ 4096 ]; // �~�冲字节敊W�  �?/span>
int size = 0 ;
size = bis.read(data);
while (size !=- 1 )     {
  bos.write(data, 0 ,size);
  size = bis.read(data);
  }
bis.close();
bos.flush(); // 清空输出�~�冲��  �?/span>
bos.close();
    output.close();
filein.close();

JJCEA 2007-11-19 15:26 发表评论

java��d��?text,.xml文�g内容

JJCEA — Wed, 15 Aug 2007 07:10:00 GMT

1 package com.paiao.bdpm.flow.base;
2
3 import java.io.BufferedReader;
4 import java.io.BufferedWriter;
5 import java.io.File;
6 import java.io.FileReader;
7 import java.io.FileWriter;
8
9 public class ReadTextFile {
10      public BufferedReader bufread;
11      public BufferedWriter bufwriter;
12     File writefile;
13     String filepath, filecontent, read;
14     String readStr = "" ;
15      // 从文本文件中��d��内容
16      public String readfile(String path)
17      {
18          try {
19             filepath = path; // 得到文本文�g的�\�?/span>
20             File file = new File(filepath);
21             FileReader fileread = new FileReader(file);
22             bufread = new BufferedReader(fileread);
23              while ((read = bufread.readLine()) != null ) {
24                 read = read + " \r\n " ;
25                 readStr = readStr + read;
26             }
27         } catch (Exception d) {
28             System.out.println(d.getMessage());
29         }
30          return readStr; // �q�回从文本文件中��d��内容
31     }
32
33      // 向文本文件中写入内容
34      public void writefile(String path, String content, boolean append) {
35          try {
36              boolean addStr = append; // 通过�q�个对象来判断是否向文本文�g中追加内�?/span>
37             filepath = path; // 得到文本文�g的�\�?/span>
38             filecontent = content; // 需要写入的内容
39             writefile = new File(filepath);
40              if (writefile.exists() == false ) // 如果文本文�g不存在则创徏它�?/span>
41              {
42                 writefile.createNewFile();
43                 writefile = new File(filepath); // 重新实例�?/span>
44             }
45             FileWriter filewriter = new FileWriter(writefile, addStr);
46              // 删除原有文�g的内�?/span>
47             java.io.RandomAccessFile file = new java.io.RandomAccessFile(path, " rw " );
48             file.setLength( 0 );
49              // 写入新的文�g内容
50             filewriter.write(filecontent);
51             filewriter.close();
52             filewriter.flush();
53         } catch (Exception d) {
54             System.out.println(d.getMessage());
55         }
56     }
57
58      public static void main(String[] args) throws Exception {
59         ReadTextFile parse = new ReadTextFile();
60         String filecontent = parse.readfile( " c:/applicationContext.xml " );
61         parse.writefile( " c:/applicationContext.xml " ,filecontent, true );
62
63     }
64 }

JJCEA 2007-08-15 15:10 发表评论

JJCEA — Sat, 24 Mar 2007 16:33:00 GMT

package codemaking.util;

import java.awt.*;
import java.io.*;
/**
* @author Administrator
*
* Class Function:
*/
public class copyDirectory {
public static void main(String args[]) throws IOException {
String url1="D:/download";
String url2="f:/download";
(new File(url2)).mkdirs();
File[] file=(new File(url1)).listFiles();
for(int i=0;iif(file[i].isFile()){
FileInputStream input=new FileInputStream(file[i]);
FileOutputStream output=new FileOutputStream(url2+"/"+file[i].getName());
byte[] b=new byte[1024*5];
int len;
while((len=input.read(b))!=-1){
output.write(b,0,len);
}
output.flush();
output.close();
input.close();
}
if(file[i].isDirectory()){
copyDirectiory(url2+"/"+file[i].getName(),url1+"/"+file[i].getName());
}
}
}

public static void copyDirectiory(String file1,String file2) throws IOException{
(new File(file1)).mkdirs();
File[] file=(new File(file2)).listFiles();
for(int i=0;i if(file[i].isFile()){
FileInputStream input=new FileInputStream(file[i]);
FileOutputStream output=new FileOutputStream(file1+"/"+file[i].getName());
byte[] b=new byte[1024*5];
   int len;
   while((len=input.read(b))!=-1){
    output.write(b,0,len);
    }
    output.flush();
       output.close();
    input.close();
   }
if(file[i].isDirectory()){
copyDirectiory(file1+"/"+file[i].getName(),file2+"/"+file[i].getName());
}

}

}
}

JJCEA 2007-03-25 00:33 发表评论

日韩亚洲人成在线综合日本,亚洲中文字幕AV在天堂,亚洲日本人成中文字幕

oracle存储�q�程�q�回多个游标实例

java��d���?text,.xml文�g内容

java��d��?text,.xml文�g内容