Tuesday, 15 December 2009

Maven


Apache Maven

Setup maven:

  1. Create a JAVA_HOME system variable.
  2. Create an M2_HOME system variable.
  3. Add %JAVA_HOME%\bin;%M2_HOME%\bin; to your system path.
  4. (Optional) Create a %MAVEN_OPTS% system variable. This variable name specified as java options in mvn.bat and mvn.sh. "-Xms512m -Xmx6024m"

Set configurations:

Configuration file (setting.xml) cab be found in two places:

  • The Maven install: $M2_HOME/conf/settings.xml (Global setting)
  • A user’s install: ${user.home}/.m2/settings.xml (User setting)

If both files configured then configuration in both will be merged and user setting will override global setting. 

Set the location for local maven repository:

Default local repository configuration details in setting.xml.

 

Include the following to entry to point to the local repository C:/maven/m2repository


/maven/m2repository








Tuesday, 24 November 2009

ORA-29541: class could not be resolved

Load/Drop java

dropjava -verbose -user test/test@test_1  test.jar
loadjava -resolve -verbose -grant public -user test/test@test_1  test.jar


loadjava -verbose -user test/test@test_1 JavaTest.class ??
loadjava -verbose -user test/test@test_1 c:\JavaTest.java


CREATE OR REPLACE AND COMPILE JAVA SOURCE NAMED "JavaTest" AS
   public class JavaTest {
   public static String sayHello (String  name) {
   return "Hello, " + name+ "!";
     }
  };



check the status of object

select * from all_objects where object_type like '%JAVA%';

Eclipse Java Color Themes

http://srand2.blogspot.com/2009/08/eclipse-color-themes.html

Monday, 23 November 2009

Enabling or Disabling Directory Listings using web.xml

http://wiki.metawerx.net/wiki/EnablingOrDisablingDirectoryListingsUsingWeb.xml


Adding context

add an entry to conf/sever.xml
context
      - path  = "/test"
      - reloadabe = "false"
      - docBase="/homt/test/output"
       -workDir="
/homt/test/output/workdir"             

Tuesday, 10 November 2009

Example for bind variable usage in SqlPlus

Example sql code
*Declare DATE variable as bind variable in SQL Plus*
 
 
set linesize 132;
set timing on;
set linesize 255;
set pagesize 5000;
set echo on;
set heading on;
set serveroutput on;
 
 
variable type varchar2(100);
execute :type := 'S';
 
variable startdate varchar2(21);
execute :startdate := '01/10/2013_00:00:00';
 
variable enddate varchar2(21);
execute :enddate := '01/10/2013_01:00:00';
 
variable testid number;
execute :testid := 6154;
 
set autotrace on exp stat;
set autotrace traceonly exp stat;
 
select count(*) as y0_
  from TEST_TABLE this_
 where this_.TEST_ID = :testid
   and this_.TYPE = :inctype
   and this_.C_TIME_LOCAL >= to_date(:startdate,'dd/mm/yyyy_hh24:mi:ss');
   and this_.C_TIME_LOCAL <= to_date(:enddate,'dd/mm/yyyy_hh24:mi:ss');





-- Check Execution Plan details
select sql_id, child_number, s.*
  from gv$sql s
 WHERE upper(SQL_FULLTEXT) like '%SUMMARY%'
 order by last_active_time desc;
 
SELECT * FROM TABLE(dbms_xplan.display_cursor('b250w5cxy46va', 0,'ADVANCED'));
SELECT * FROM table(DBMS_XPLAN.DISPLAY_AWR('fywm6bbj5s1zn'));
SELECT * FROM TABLE(dbms_xplan.display_cursor('287h80pjaugst'));
SELECT * FROM TABLE(dbms_xplan.display_cursor('dqkapjswv169p', 0));
SELECT * FROM TABLE(dbms_xplan.display_cursor('6z5c8yaf3m1gt', 0,'ADVANCED'));
 
set autotrace on exp stat;
set autotrace traceonly exp stat;
 
EXPLAIN PLAN FOR SQL_STATEMET;
@?/RDBMS/ADMIN/UTLXPLS
select * from table(dbms_xplan.display);
 
 
 select sql_id, child_number, s.*
  from gv$sql s
 WHERE upper(SQL_FULLTEXT) like '%V_INCIDENT_SIGHTING_SUMMARY%'
 order by last_active_time desc;
select sql_text, v.sql_id, name, value_string, datatype_string
  from v$sql_bind_capture vbc
  join v$sql v
 using (hash_value)
 where v.sql_id in ('frmxr4w3tb9wv', 'dqkapjswv169p', '61g3km3x621wt');
SELECT sql_id, name, value_string, datatype_string
  from v$sql_bind_capture
 where sql_id in ('frmxr4w3tb9wv', 'dqkapjswv169p');
SELECT * FROM v$sql_bind_capture WHERE sql_id = 'frmxr4w3tb9wv';
SELECT * FROM v$sql_bind_capture WHERE sql_id = '61g3km3x621wt';
 
SELECT *
  FROM v$sql_bind_capture
 WHERE sql_id in ('dqkapjswv169p', 'frmxr4w3tb9wv', '61g3km3x621wt');