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davecramerdavecramer
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‎main/java/ca/credativ/jdbc/PostgresArray.java

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package ca.credativ.jdbc;
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/**
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* Created by davec on 2014-04-16.
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*/
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public interface PostgresArray
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{
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String[] get() throws Exception;
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}

‎main/java/ca/credativ/jdbc/PostgresArrayImpl.java

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package ca.credativ.jdbc;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.jdbc.core.SqlOutParameter;
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import org.springframework.jdbc.core.namedparam.MapSqlParameterSource;
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import org.springframework.jdbc.core.simple.SimpleJdbcCall;
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import org.springframework.jdbc.core.support.JdbcDaoSupport;
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import org.postgresql.jdbc4.Jdbc4Array;
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import org.springframework.stereotype.Repository;
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import org.springframework.transaction.annotation.Transactional;
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import javax.sql.DataSource;
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import java.sql.SQLException;
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import java.util.Map;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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/**
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* Created by davec on 2014-04-16.
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*/
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@Transactional
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@Repository
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public class PostgresArrayImpl extends JdbcDaoSupport implements PostgresArray
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{
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@Autowired
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public PostgresArrayImpl(DataSource dataSource) {
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setDataSource(dataSource);
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}
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@Override
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public String [] get() throws Exception
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{
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SimpleJdbcCall call = new SimpleJdbcCall(this.getJdbcTemplate());
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call.withFunctionName("usecase01_get");
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call.withSchemaName("public");
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call.withoutProcedureColumnMetaDataAccess();
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call.declareParameters(new SqlOutParameter("testcolumn", java.sql.Types.ARRAY));
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MapSqlParameterSource map = new MapSqlParameterSource();
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Map<String, Object> result = call.execute(map);
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Jdbc4Array jdbc4Array = (Jdbc4Array)result.get("testcolumn");
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try {
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Object o = jdbc4Array.getArray();
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Logger.getLogger(PostgresArrayImpl.class.getName()).log(Level.SEVERE, null, o);
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return (String [])o;
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} catch (SQLException ex) {
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Logger.getLogger(PostgresArrayImpl.class.getName()).log(Level.SEVERE, null, ex);
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throw ex;
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}
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}
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}

‎main/java/ca/credativ/jdbc/SpringTransactionExample.java

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package ca.credativ.jdbc;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.context.ApplicationContext;
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import org.springframework.context.support.ClassPathXmlApplicationContext;
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import java.sql.Array;
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/**
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* Created by davec on 2014-04-16.
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*/
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public class SpringTransactionExample
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{
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public static void main(String []args)
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{
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ApplicationContext applicationContext = new ClassPathXmlApplicationContext("context.xml");
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try
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{
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PostgresArray postgresArray = (PostgresArray)applicationContext.getBean("postgresArrayImpl");
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String []strings = postgresArray.get() ;
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for (int i=0;i < strings.length;i++)
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{
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System.out.println(strings[i]);
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}
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}
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catch( Exception ex )
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{
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ex.printStackTrace();
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}
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}
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}

‎main/java/resources/context.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<beans xmlns="http://www.springframework.org/schema/beans"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns:context="http://www.springframework.org/schema/context"
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xmlns:tx="http://www.springframework.org/schema/tx"
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xsi:schemaLocation="http://www.springframework.org/schema/beans
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http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
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http://www.springframework.org/schema/context
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http://www.springframework.org/schema/context/spring-context-3.2.xsd
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http://www.springframework.org/schema/tx
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http://www.springframework.org/schema/tx/spring-tx-3.2.xsd">
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<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
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<property name="driverClassName" value="org.postgresql.Driver"/>
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<property name="url" value="jdbc:postgresql://localhost:5432/usecase"/>
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<property name="username" value="postgres"/>
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<property name="password" value="########"/>
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</bean>
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<context:component-scan base-package="ca.credativ.jdbc" />
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<tx:annotation-driven transaction-manager="txManager"/>
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<!-- a PlatformTransactionManager is still required -->
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<bean id="txManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
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<!-- (this dependency is defined somewhere else) -->
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<property name="dataSource" ref="dataSource"/>
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</bean>
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</beans>

‎pom.xml

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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
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http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>ca.credativ.spring.jdbc</groupId>
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<artifactId>ca-credativ-spring-jdbc</artifactId>
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<version>1.0-SNAPSHOT</version>
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<packaging>jar</packaging>
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<name>ca-credativ-spring-jdbc</name>
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<url>http://maven.apache.org</url>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<!-- Define Spring version as a constant -->
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<spring.version>3.2.7.RELEASE</spring.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-core</artifactId>
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<version>${spring.version}</version>
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</dependency>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-context</artifactId>
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<version>${spring.version}</version>
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</dependency>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-tx</artifactId>
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<version>${spring.version}</version>
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</dependency>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-jdbc</artifactId>
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<version>${spring.version}</version>
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</dependency>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-test</artifactId>
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<version>${spring.version}</version>
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</dependency>
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<dependency>
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<groupId>commons-dbcp</groupId>
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<artifactId>commons-dbcp</artifactId>
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<version>1.2.2</version>
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</dependency>
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<dependency>
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<groupId>org.postgresql</groupId>
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<artifactId>postgresql</artifactId>
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<version>9.3-1100-jdbc41</version>
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</dependency>
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit-dep</artifactId>
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<version>4.10</version>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<configuration>
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<source>1.7</source>
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<target>1.7</target>
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</configuration>
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</plugin>
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</plugins>
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</build>
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</project>

‎site/site.xml

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<?xml version="1.0" encoding="ISO-8859-1"?>
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<project name="ca-credativ-spring-jdbcdemo">
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<bannerLeft>
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<name>ca-credativ-spring-jdbcdemo</name>
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<src>https://appfuse.dev.java.net/images/appfuse-title.gif</src>
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<href>http://appfuse.org</href>
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</bannerLeft>
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<publishDate format="dd MMM yyyy"/>
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<skin>
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<groupId>org.apache.tapestry</groupId>
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<artifactId>maven-skin</artifactId>
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<version>1.1</version>
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</skin>
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<body>
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${reports}
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</body>
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</project>
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‎test/java/ca/credativ/jdbc/PostgresArrayTest.java

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package ca.credativ.jdbc;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.test.context.ContextConfiguration;
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import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
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import org.springframework.transaction.annotation.Transactional;
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@RunWith(SpringJUnit4ClassRunner.class)
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@ContextConfiguration
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public class PostgresArrayTest{
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@Autowired
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private PostgresArrayImpl postgresArray;
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@Test
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@Transactional
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public void testGet() throws Exception {
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postgresArray.get();
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}
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}

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