Java/Spring/StoredProcedure

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extends StoredProcedure

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="dataSource" class="org.apache.rumons.dbcp.BasicDataSource"
      destroy-method="close">
  <property name="driverClassName" value="org.hsqldb.jdbcDriver"/>
  <property name="url" value="jdbc:hsqldb:mem:."/>
  <property name="username" value="sa"/>
  <property name="password" value=""/>
</bean>
<bean id="employeeDao" class="EmployeeDaoImpl">
  <property name="dataSource" ref="dataSource"/>
</bean>
</beans>

File: EmployeeDaoImpl.java
import java.sql.Types;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.sql.DataSource;
import org.springframework.jdbc.core.SqlOutParameter;
import org.springframework.jdbc.core.SqlParameter;
import org.springframework.jdbc.core.support.JdbcDaoSupport;
import org.springframework.jdbc.object.StoredProcedure;
import org.springframework.jdbc.support.nativejdbc.SimpleNativeJdbcExtractor;
public class EmployeeDaoImpl extends JdbcDaoSupport {

  protected void initDao() throws Exception {
    super.initDao();
    getJdbcTemplate().setNativeJdbcExtractor(new SimpleNativeJdbcExtractor());
    CallAggregateEmployees procedure = new CallAggregateEmployees(getDataSource());
    
    int numberOfAffectedRecords = procedure.aggregate(1, 2);
  }
}
class CallAggregateEmployees extends StoredProcedure {
  private static final String STORED_PROCEDURE_NAME = "aggregate_employees";
  public CallAggregateEmployees(DataSource dataSource) {
    super(dataSource, STORED_PROCEDURE_NAME);
    declareParameter(new SqlParameter("start_age", Types.INTEGER));
    declareParameter(new SqlParameter("end_age", Types.INTEGER));
    declareParameter(new SqlOutParameter("number_aggregated", Types.INTEGER));
    compile();
  }
  public int aggregate(Integer start, Integer end) {
    Map<String, Integer> inParameters = new HashMap<String, Integer>(2);
    inParameters.put("start_age", start);
    inParameters.put("end_age", end);
    Map outParameters = execute(inParameters);
    if (outParameters.size() > 0) {
      return (Integer) outParameters.get("number_aggregated");
    } else {
      return 0;
    }
  }
}


class Employee {
  private Integer id;
  private Name name = new Name();
  private Integer age;
  private Sex sex;
  private Address address = new Address();
  private List<PhoneNumber> phoneNumbers = new ArrayList<PhoneNumber>();
  public Employee() {
  }
  public Employee(String firstName, String lastName) {
    this.getName().setFirst(firstName);
    this.getName().setLast(lastName);
  }
  void setId(Integer id) {
    this.id = id;
  }
  public Integer getId() {
    return id;
  }
  public Address getAddress() {
    return address;
  }
  public Integer getAge() {
    return age;
  }
  public void setAge(Integer age) {
    this.age = age;
  }
  public Name getName() {
    return name;
  }
  public List<PhoneNumber> getPhoneNumbers() {
    return Collections.unmodifiableList(phoneNumbers);
  }
  public void addPhoneNumber(PhoneNumber phoneNumber) {
    this.phoneNumbers.add(phoneNumber);
  }
  public void removePhoneNumber(PhoneNumber phoneNumber) {
    this.phoneNumbers.remove(phoneNumber);
  }
  public void removePhoneNumber(int index) {
    this.phoneNumbers.remove(index);
  }
  public Sex getSex() {
    return sex;
  }
  public void setSex(Sex sex) {
    this.sex = sex;
  }
}
abstract class Sex {
  public static final Sex MALE = new Male();
  public static final Sex FEMALE = new Female();
  public boolean equals(Object o) {
    if (o == null) {
      return false;
    }
    return getClass().equals(o.getClass());
  }
}
class PhoneNumber {
}
class Address {
  private String line1;
  private String line2;
  private String city;
  private String state;
  private String zip;
  public void setLine1(String line1) {
    this.line1 = line1;
  }
  public String getLine1() {
    return this.line1;
  }
  public void setLine2(String line2) {
    this.line2 = line2;
  }
  public String getLine2() {
    return this.line2;
  }
  public void setCity(String city) {
    this.city = city;
  }
  public String getCity() {
    return this.city;
  }
  public void setState(String state) {
    this.state = state;
  }
  public String getState() {
    return this.state;
  }
  public void setZip(String zip) {
    this.zip = zip;
  }
  public String getZip() {
    return this.zip;
  }
}
final class Male extends Sex {
  protected Male() {
  }
}
final class Female extends Sex {
  protected Female() {
  }
}
class Name {
  private String first;
  private String middle;
  private String last;
  public void setFirst(String first) {
    this.first = first;
  }
  public String getFirst() {
    return this.first;
  }
  public void setMiddle(String middle) {
    this.middle = middle;
  }
  public String getMiddle() {
    return this.middle;
  }
  public void setLast(String last) {
    this.last = last;
  }
  public String getLast() {
    return this.last;
  }
}

File: Main.java
import java.util.Date;
import java.util.GregorianCalendar;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
class Main {
  public static void main(String args[]) throws Exception {
    ApplicationContext ctx = new ClassPathXmlApplicationContext(
        "context.xml");
    EmployeeDaoImpl ws = (EmployeeDaoImpl) ctx.getBean("employeeDao");
  }
}





StoredProcedure and SqlOutParameter

       
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"
       xmlns:util="http://www.springframework.org/schema/util"
       xmlns:tx="http://www.springframework.org/schema/tx"
       xmlns:aop="http://www.springframework.org/schema/aop"
       xmlns:lang="http://www.springframework.org/schema/lang"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd
                           http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-2.0.xsd
                           http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.0.xsd
                           http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.0.xsd
                           http://www.springframework.org/schema/lang http://www.springframework.org/schema/lang/spring-lang-2.0.xsd">
<!--
    <bean id="dataSource" class="org.apache.rumons.dbcp.BasicDataSource" destroy-method="close">
        <property name="driverClassName" value="oracle.jdbc.driver.OracleDriver"/>
        <property name="url" value="jdbc:oracle:thin:@oracle.devcake.co.uk:1521:INTL"/>
        <property name="username" value="sa"/>
        <property name="password" value=""/>
    </bean>
-->
    <bean id="dataSource" class="org.apache.rumons.dbcp.BasicDataSource" destroy-method="close">
    <property name="driverClassName" value="org.hsqldb.jdbcDriver"/>
    <property name="url" value="jdbc:hsqldb:mem:."/>
    <property name="username" value="sa"/>
    <property name="password" value=""/>
    </bean>
<!--
    <bean id="mysqlDataSource" class="org.apache.rumons.dbcp.BasicDataSource" destroy-method="close">
        <property name="driverClassName" value="com.mysql.jdbc.Driver"/>
        <property name="url" value="jdbc:mysql://dbhost-prospring-psql/prospring"/>
        <property name="username" value="sa"/>
        <property name="password" value=""/>
    </bean>
-->
    <bean id="lobHandler" class="org.springframework.jdbc.support.lob.OracleLobHandler">
        <property name="nativeJdbcExtractor" ref="nativeJdbcExtractor"/>
    </bean>
    <bean id="nativeJdbcExtractor" class="org.springframework.jdbc.support.nativejdbc.rumonsDbcpNativeJdbcExtractor"/>
    <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
        <property name="dataSource" ref="dataSource"/>
    </bean>

</beans>

File: Main.java
import java.sql.Types;
import java.util.Collections;
import java.util.Map;
import javax.sql.DataSource;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.jdbc.core.SqlOutParameter;
import org.springframework.jdbc.object.StoredProcedure;
class Main {
  public static void main(String args[]) throws Exception {
    ApplicationContext ac = new ClassPathXmlApplicationContext("context.xml", Main.class);
    DataSource dataSource = (DataSource) ac.getBean("dataSource");
    //DataSource mysqlDataSource = (DataSource) ac.getBean("mysqlDataSource");
    MeaningOfLife meaningOfLife = new MeaningOfLife(dataSource);
    
    Map result = meaningOfLife.execute(Collections.emptyMap());
    System.out.println(result.values().iterator().next());
  }
}
class MeaningOfLife extends StoredProcedure {
  private static final String SQL = "f_calculate";
  MeaningOfLife(DataSource dataSource) {
      super(dataSource, SQL);
      setFunction(true);
      declareParameter(new SqlOutParameter("n", Types.INTEGER));
  }
  int executeAndGet() {
     return (Integer)execute(Collections.emptyMap()).values().iterator().next();
  }
}





StoredProcedure With Parameter

       
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"
       xmlns:util="http://www.springframework.org/schema/util"
       xmlns:tx="http://www.springframework.org/schema/tx"
       xmlns:aop="http://www.springframework.org/schema/aop"
       xmlns:lang="http://www.springframework.org/schema/lang"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd
                           http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-2.0.xsd
                           http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.0.xsd
                           http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.0.xsd
                           http://www.springframework.org/schema/lang http://www.springframework.org/schema/lang/spring-lang-2.0.xsd">
<!--
    <bean id="dataSource" class="org.apache.rumons.dbcp.BasicDataSource" destroy-method="close">
        <property name="driverClassName" value="oracle.jdbc.driver.OracleDriver"/>
        <property name="url" value="jdbc:oracle:thin:@oracle.devcake.co.uk:1521:INTL"/>
        <property name="username" value="sa"/>
        <property name="password" value=""/>
    </bean>
-->
    <bean id="dataSource" class="org.apache.rumons.dbcp.BasicDataSource" destroy-method="close">
    <property name="driverClassName" value="org.hsqldb.jdbcDriver"/>
    <property name="url" value="jdbc:hsqldb:mem:."/>
    <property name="username" value="sa"/>
    <property name="password" value=""/>
    </bean>
<!--
    <bean id="mysqlDataSource" class="org.apache.rumons.dbcp.BasicDataSource" destroy-method="close">
        <property name="driverClassName" value="com.mysql.jdbc.Driver"/>
        <property name="url" value="jdbc:mysql://dbhost-prospring-psql/prospring"/>
        <property name="username" value="sa"/>
        <property name="password" value=""/>
    </bean>
-->
    <bean id="lobHandler" class="org.springframework.jdbc.support.lob.OracleLobHandler">
        <property name="nativeJdbcExtractor" ref="nativeJdbcExtractor"/>
    </bean>
    <bean id="nativeJdbcExtractor" class="org.springframework.jdbc.support.nativejdbc.rumonsDbcpNativeJdbcExtractor"/>
    <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
        <property name="dataSource" ref="dataSource"/>
    </bean>

</beans>

File: Main.java
import java.sql.Types;
import java.util.HashMap;
import java.util.Map;
import javax.sql.DataSource;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.jdbc.core.SqlParameter;
import org.springframework.jdbc.object.StoredProcedure;
class Main {
  public static void main(String args[]) throws Exception {
    ApplicationContext ac = new ClassPathXmlApplicationContext("context.xml", Main.class);
    DataSource dataSource = (DataSource) ac.getBean("dataSource");
    //DataSource mysqlDataSource = (DataSource) ac.getBean("mysqlDataSource");

    ActStartled  actStartled = new ActStartled(dataSource);
    
    actStartled.execute(1);
  }
}
class ActStartled extends StoredProcedure {
  private static final String SQL = "p_proc";
  ActStartled(DataSource dataSource) {
      super(dataSource, SQL);
      declareParameter(new SqlParameter("n", Types.INTEGER));
  }
  void execute(int value) {
      Map<String, Object> parameters = new HashMap<String, Object>(1);
      parameters.put("n", value);
      execute(parameters);
  }
}


Источник — «http://jexp.ru/index.php?title=Java/Spring/StoredProcedure&oldid=6647»