10/26
2011
자바 웹 개발
자바웹개발_1주차.pdf자바웹개발_계획.pdf
http://helloworldsite.he.funpic.de/
와 이럴수가.
생각보다 시간이 1.5배로 걸린다.
물론 이것저것 버벅인것도 있지만... 실제 환경에서 데모도 안해보고...
음....윈도우에서 데모 할때와 OSX에서 할때가.. 이렇게 다를줄은 몰랐다 ㅠㅠ
역시. 데모를 잘 해봐야 해.
http://www.springsource.org/
http://hibernate.org/
int idx = Integer.parseInt(request.getParameter("idx"));
">
String query = "update test set subject = '" + subject + "' "
+ "where idx = '" + idx + "'";
String query = "delete from test where idx = '" + idx + "'";
압축
web.xml
라이브러리
example-servlet.xml
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.xsd">
StudyController
@RequestMapping(value = { "/hw.do" }, method = RequestMethod.GET)
public String showMain(Model model) {
model.addAttribute("data", "hello world");
return "/hw.jsp";
}
web.xml
applicationContext.xml
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p" xmlns:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd">
http://commons.apache.org/dbcp/
http://commons.apache.org/pool/
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p" xmlns:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd"> destroy-method="close">
class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
EntityBeanFinderFactoryBean
package com.starpl.study;
import java.io.BufferedInputStream;
import java.io.DataInputStream;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.context.ResourceLoaderAware;
import org.springframework.core.io.Resource;
import org.springframework.core.io.ResourceLoader;
import org.springframework.core.io.support.ResourcePatternResolver;
/**
*
* This class finds all @Entity annotated classes defined by an ANT style class name pattern.
* Default pattern is **.entity.**
*
* @author marcus.bristav@dreampark.com
* @version 1.1 edit by byuri
*/
public class EntityBeanFinderFactoryBean implements ResourceLoaderAware,
FactoryBean
{
private ResourcePatternResolver resolver;
@SuppressWarnings("rawtypes")
private List
private String classPattern = "classpath*:**/entity/**/*.class";
static final int UTF = 1, INTEGER = 3, FLOAT = 4, LONG = 5, DOUBLE = 6,
CLASS = 7, STRING = 8, FIELD_REF = 9, METHOD_REF = 10,
INTERFACE_METHOD_REF = 11, NAME_AND_TYPE = 12;
@Override
public void setResourceLoader(ResourceLoader resourceLoader)
{
resolver = (ResourcePatternResolver) resourceLoader;
}
@Override
public Object getObject() throws Exception
{
if (managedClasses == null)
{
loadManagedClasses();
}
return managedClasses;
}
@Override
public Class getObjectType()
{
return List.class;
}
@Override
public boolean isSingleton()
{
return true;
}
@SuppressWarnings("rawtypes")
private void loadManagedClasses() throws Exception
{
managedClasses = new ArrayList
Resource[] resources = resolver.getResources(classPattern);
if (resources != null)
{
for (Resource res : resources)
{
Class klass = getClass(res);
if (hasEntityAnnotation(klass))
{
managedClasses.add(klass);
}
}
}
}
private Class getClass(Resource res) throws Exception
{
String className = className(res);
return Class.forName(className);
}
private boolean hasEntityAnnotation(Class klass)
{
return (klass.getAnnotation(javax.persistence.Entity.class) != null);
}
private String className(Resource res) throws Exception
{
InputStream is = res.getInputStream();
Map
Map
DataInputStream data = new DataInputStream(new BufferedInputStream(is));
int constant_pool_count = data.readShort();
for (int i = 1; i < constant_pool_count; i++)
{
int tag = data.read();
switch (tag)
{
case CLASS:
int offset = data.readShort();
offsetTable.put(i, offset);
break;
case UTF:
int length = data.readShort();
char[] bytes = new char[length];
for (int k = 0; k < bytes.length; k++)
{
bytes[k] = (char) data.read();
}
String className = new String(bytes);
classNameTable.put(i, className);
break;
case LONG:
case DOUBLE:
data.readLong();
i++;
break;
case STRING:
data.readShort();
break;
default:
data.readInt();
}
}
int this_class = data.readShort();
String thisClassName = classNameTable.get(offsetTable.get(this_class));
is.close();
return thisClassName.replace("/", ".");
}
}
Test
package com.starpl.study.entity;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Table;
@Entity
@Table(name = "test")
public class Test {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "idx")
private int idx; // PK, 자동생성
@Column(name = "subject", length = 500)
private String subject;
}
