Admin: 1 версия

2010-06-01T06:16:23Z

1 версия

в 18:01, 31 мая 2010

2010-05-31T18:01:44Z

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== CustomEditorConfigurer and ConfigurableListableBeanFactory ==



<source lang="java">

File: context.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
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">
<bean id="customEditorConfigurer" class="org.springframework.beans.factory.config.CustomEditorConfigurer">
<property name="customEditors">
<map>
<entry key="java.lang.Double">
<bean class="ComplexPropertyEditor"/>
</entry>
</map>
</property>
</bean>
<bean id="exampleBean" class="CustomEditorDemo">
<property name="values">
<list>
<value>10</value>
<value>-10</value>
<value>10</value>
</list>
</property>
</bean>
</beans>

File: Main.java
import java.beans.PropertyEditorSupport;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
import org.springframework.beans.factory.config.CustomEditorConfigurer;
import org.springframework.beans.factory.xml.XmlBeanFactory;
import org.springframework.core.io.ClassPathResource;
public class Main {
public static void main(String[] args) throws Exception {
ConfigurableListableBeanFactory factory = new XmlBeanFactory(new ClassPathResource(
"context.xml"));
CustomEditorConfigurer configurer = (CustomEditorConfigurer) factory
.getBean("customEditorConfigurer");
configurer.postProcessBeanFactory(factory);
CustomEditorDemo bean = (CustomEditorDemo) factory.getBean("exampleBean");
System.out.println(bean.sum());
}
}
class ComplexPropertyEditor extends PropertyEditorSupport {
public void setAsText(String s) throws IllegalArgumentException {
Double re = Double.parseDouble(s);
}
}
class CustomEditorDemo {
private double[] values;
private double result;
public double sum() {
for (double value : this.values) {
result = result + value;
}
return result;
}
public void setValues(double[] values) {
this.values = values;
}
}

</source>



== Use ConfigurableListableBeanFactory ==



<source lang="java">

File: context.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN"
"http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
<bean id="numberClass"
class="CustomInitializationMethodNumberClass"
init-method="initialize"/>
</beans>

File: Main.java
import java.util.ArrayList;
import java.util.List;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
import org.springframework.beans.factory.xml.XmlBeanFactory;
import org.springframework.core.io.ClassPathResource;
public class Main {
public static void main(String[] args) throws Exception {
ConfigurableListableBeanFactory beanFactory = new XmlBeanFactory(new ClassPathResource(
"context.xml"));

CustomInitializationMethodNumberClass bean = (CustomInitializationMethodNumberClass)beanFactory.getBean("numberClass");

System.out.println(bean.getNumbers());
}
}
class CustomInitializationMethodNumberClass {
private List<String> numbers = new ArrayList<String>();
public List<String> getNumbers() {
return this.numbers;
}
public void initialize() throws Exception {
if (this.numbers.size() < 3) {
numbers.add("one");
numbers.add("two");
numbers.add("three");
}
}
}

</source>

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Admin: 1 версия

в 18:01, 31 мая 2010