Eclipse setup
*==== show line number ====*
Window > Preferences > General > Editors > Text Editors > "Show line numbers"
*==== show suggestion word =====*
Window > Preferences > Java > Editor > Context Assist > Advanced >
check all check box "Select the proposal kinds contained in the 'default' content assist list
Wednesday, 30 July 2008
Tuesday, 29 July 2008
Tuesday, 22 July 2008
Spring osgi - good tutorial
http://springosgi.googlepages.com/
If you have the problem while you are following the example from the site, please
use different pom.xml file.
When you progress the sample from the tutorial site, please use another pom.xml file.
updated pom.xml file
If you have the problem while you are following the example from the site, please
use different pom.xml file.
When you progress the sample from the tutorial site, please use another pom.xml file.
updated pom.xml file
Wednesday, 16 July 2008
Install SpringIDE or Maven in Eclipse 3.4 ( GANYMEDE )
1. Help
2. Software update
3. Add Site
4. Enter http://springide.org/updatesite
4-1. For Maven - http://m2eclipse.sonatype.org/update/
5. Click checkbox next to http://springide.org/updatesite to expand.
5-1 For Mave - http://m2eclipse.sonatype.org/update/ to expand
6. Check all sub option under SpringIDE (Maven)
7. Install
8. You will have below error message
======================================================
The software items you selected may not be valid with your current installation....
===================================================
9. Click Yes
10. Uncheck
"Spring IDE Dependencies (only for Eclipse 3.2.x)"
"Spring IDE Mylyn Integration (optional)"
10-1 "Subclipse Integration for Maven (Optional)"
11. Click Next
2. Software update
3. Add Site
4. Enter http://springide.org/updatesite
4-1. For Maven - http://m2eclipse.sonatype.org/update/
5. Click checkbox next to http://springide.org/updatesite to expand.
5-1 For Mave - http://m2eclipse.sonatype.org/update/ to expand
6. Check all sub option under SpringIDE (Maven)
7. Install
8. You will have below error message
======================================================
The software items you selected may not be valid with your current installation....
===================================================
9. Click Yes
10. Uncheck
"Spring IDE Dependencies (only for Eclipse 3.2.x)"
"Spring IDE Mylyn Integration (optional)"
10-1 "Subclipse Integration for Maven (Optional)"
11. Click Next
Tuesday, 15 July 2008
JSON : Array List <> JSON 2
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import net.sf.json.JSONArray;
import net.sf.json.JSONObject;
public class testMain {
/**
* @param args
*/
public static void main(String[] args) {
MyBean myBean = new MyBean();
myBean.setId(1);
myBean.setName("one");
MyBean myBean2 = new MyBean();
myBean2.setId(2);
myBean2.setName("two");
List mybeanList = new ArrayList();
mybeanList.add(myBean);
mybeanList.add(myBean2);
JSONArray jsonArray = JSONArray.fromObject(mybeanList);
System.out.println("mybean list -----"+jsonArray);
Map map0 = new HashMap();
map0.put("success", true);
JSONObject mapObject = JSONObject.fromObject(map0);
System.out.println("map0 - "+mapObject);
Map map = new HashMap();
map.put("data", jsonArray);
JSONObject jsonObject = JSONObject.fromObject(map);
System.out.println("json - "+jsonObject);
}
}
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import net.sf.json.JSONArray;
import net.sf.json.JSONObject;
public class testMain {
/**
* @param args
*/
public static void main(String[] args) {
MyBean myBean = new MyBean();
myBean.setId(1);
myBean.setName("one");
MyBean myBean2 = new MyBean();
myBean2.setId(2);
myBean2.setName("two");
List
mybeanList.add(myBean);
mybeanList.add(myBean2);
JSONArray jsonArray = JSONArray.fromObject(mybeanList);
System.out.println("mybean list -----"+jsonArray);
Map
map0.put("success", true);
JSONObject mapObject = JSONObject.fromObject(map0);
System.out.println("map0 - "+mapObject);
Map
map.put("data", jsonArray);
JSONObject jsonObject = JSONObject.fromObject(map);
System.out.println("json - "+jsonObject);
}
}
Thursday, 10 July 2008
php + mysql : development enviroment setup
* Setup PHP enviroment under window OS System
http://blog.naver.com/jjeowl?Redirect=Log&logNo=40025454157
After you setup
please test with under example php file
=== connectTest.php ====
$dbhost = "localhost";
$dbname = "test";
$dbuser = "root";
$dbpass = "1111";
$conn = @mysql_connect($dbhost,$dbuser,$dbpass);
if($conn)
{
if(!@mysql_select_db($dbname,$conn))
{
echo "DB Select Error!";
exit();
}else{
echo "Success connection !";
}
}
else
{
echo "DB Connection Error!";
exit();
}
?>
http://blog.naver.com/jjeowl?Redirect=Log&logNo=40025454157
After you setup
please test with under example php file
=== connectTest.php ====
$dbhost = "localhost";
$dbname = "test";
$dbuser = "root";
$dbpass = "1111";
$conn = @mysql_connect($dbhost,$dbuser,$dbpass);
if($conn)
{
if(!@mysql_select_db($dbname,$conn))
{
echo "DB Select Error!";
exit();
}else{
echo "Success connection !";
}
}
else
{
echo "DB Connection Error!";
exit();
}
?>
Monday, 7 July 2008
JSON : Array List <> JSON
Converting method between array List and JSON
You need some jar files.
1. json-lib-2.2.2-jdk15.jar
2. commons-beanutils.jar
3. commons-lang.jar
4. commons-collections.jar
5. commons-logging.jar
6. ezmorph-1.0.4.jar
Please set classpath those jar files.
And here is sample source to change from ArrayList to JSON.
import java.util.ArrayList;
import java.util.List;
import net.sf.json.JSONArray;
public class testA {
/**
* @param args
*/
public static void main(String[] args) {
List mybeanList = new ArrayList();
mybeanList.add("S");
mybeanList.add("b");
JSONArray jsonA = JSONArray.fromObject(mybeanList);
System.out.println(jsonA);
}
}
You need some jar files.
1. json-lib-2.2.2-jdk15.jar
2. commons-beanutils.jar
3. commons-lang.jar
4. commons-collections.jar
5. commons-logging.jar
6. ezmorph-1.0.4.jar
Please set classpath those jar files.
And here is sample source to change from ArrayList to JSON.
import java.util.ArrayList;
import java.util.List;
import net.sf.json.JSONArray;
public class testA {
/**
* @param args
*/
public static void main(String[] args) {
List
mybeanList.add("S");
mybeanList.add("b");
JSONArray jsonA = JSONArray.fromObject(mybeanList);
System.out.println(jsonA);
}
}
Friday, 4 July 2008
error : hibernate with Data type in DB
* Error Message
"java.sql.SQLException: Value '0000-00-00' can not be represented as java.sql.Date"
You might have data type column in DB table and read it with hibernate.
In this case , you should update "dataSource.xml" file
Add " p:zeroDateTimeBehavior="convertToNull" "
=== Pull xml file =====
[?xml version="1.0" encoding="UTF-8"?]
[beans xmlns="http://www.springframework.org/schema/beans"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd"]
[bean id="dataSource"
class="org.apache.commons.dbcp.BasicDataSource"
p:driverClassName="com.mysql.jdbc.Driver"
p:url="jdbc:mysql://localhost/test?useUnicode=true&characterEncoding=euckr&zeroDateTimeBehavior=convertToNull"
p:username="root" p:password="1111"]
[/beans]
"java.sql.SQLException: Value '0000-00-00' can not be represented as java.sql.Date"
You might have data type column in DB table and read it with hibernate.
In this case , you should update "dataSource.xml" file
Add " p:zeroDateTimeBehavior="convertToNull" "
=== Pull xml file =====
[?xml version="1.0" encoding="UTF-8"?]
[beans xmlns="http://www.springframework.org/schema/beans"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd"]
[bean id="dataSource"
class="org.apache.commons.dbcp.BasicDataSource"
p:driverClassName="com.mysql.jdbc.Driver"
p:url="jdbc:mysql://localhost/test?useUnicode=true&characterEncoding=euckr&zeroDateTimeBehavior=convertToNull"
p:username="root" p:password="1111"]
[/beans]
Tuesday, 1 July 2008
Aptana plugin
Plugging Aptana into an existing Eclipse configuration
http://update.aptana.com/install/studio/3.2/
Detail information
http://www.aptana.com/docs/index.php/Plugging_Aptana_into_an_existing_Eclipse_configuration
http://update.aptana.com/install/studio/3.2/
Detail information
http://www.aptana.com/docs/index.php/Plugging_Aptana_into_an_existing_Eclipse_configuration
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