LT-828
Externalise Database connections
Original implementation - Hostname to Environment
# Production
la-app*.aws.open.edu.au=prd
# Test
cruncher.dev.open.edu.au=test
cruncher=test
# Max
mac-0142.open.edu.au=max,dev
mac-0142=max,dev
# dev
*=dev
env.properties
<dependency>
<groupId>au.edu.open</groupId>
<artifactId>comp-envprofile</artifactId>
<version>1.0.11</version>
</dependency>
pom.xml
JAVA
<bean id="laWebCommonProperties"
class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="ignoreResourceNotFound" value="true" />
<property name="placeholderPrefix" value="${la|"/>
<property name="placeholderSuffix" value="}"/>
<property name="locations">
<list>
<value>classpath:la.properties</value>
<value>classpath:la_${env.mainProfile}.properties</value>
</list>
</property>
</bean>
spring.xml
Original implementation - Environment to properties
DataWarehouse=DataWarehouse_test
Database=Database_test
..._test.properties
# dev
DataWarehouse_dev=c3p0, db/db-dw-dev.properties, db/db-c3p0.properties
Database_dev=c3p0, db/db-db-dev.properties, db/db-c3p0.properties
# test
DataWarehouse_test=c3p0, db/db-dw-dev.properties, db/db-c3p0.properties
Database_test=c3p0, db/db-db-test.properties, db/db-c3p0.properties
# prd
DataWarehouse_prd=c3p0, db/db-dw-prd.properties, db/db-c3p0.properties
Database_prd=c3p0, db/db-db-prd.properties, db/db-c3p0.properties
# max
DataWarehouse_max=c3p0, db/db-dw-dev.properties, db/db-c3p0.properties
Database_max=c3p0, db/db-db-max.properties, db/db-c3p0.properties
db-connections.properties
Original implementation - database connection
<dependency>
<groupId>net.sf.jabb</groupId>
<artifactId>jabb-core</artifactId>
<version>1.0.53</version>
</dependency>
pom.xml
JAVA
.properties
url=jdbc:oracle:@db1.open.edu.au:1521/lasrv
user=dev6
password=Dev123
db-db-test.properties
<bean id="dsDatabase" class="net.sf.jabb.util.db.ConnectionUtility"
factory-method="createDataSource">
<constructor-arg value="${la|Database}" />
</bean>
<bean id="sfDatabase"
class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
<property name="dataSource" ref="dsDatabase" />
...
</bean>
spring.xml
Simple implementation
<bean id="dataBaseProperties"
class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="ignoreResourceNotFound" value="true" />
<property name="placeholderPrefix" value="${database|"/>
<property name="placeholderSuffix" value="}"/>
<property name="locations">
<list>
<value>file:///${CATALINA_HOME}/la_conf/database.properties</value>
</list>
</property>
</bean>
<bean id="dsDatabase" class="org.apache.tomcat.jdbc.pool.DataSource"
destroy-method="close">
<property name="driverClassName" value="oracle.jdbc.driver.OracleDriver" />
<property name="url" value="${database|url}" />
<property name="username" value="${database|user}" />
<property name="password" value="${database|password}" />
</bean>
url=jdbc:oracle:@db1.open.edu.au:1521/lasrv
user=dev6
password=Dev123
${CATALINA_HOME}/la_conf/database.properties
spring.xml
url=jdbc:oracle:@db1.open.edu.au:1521/lasrv
user=dev6
password=Dev123
Dev friendly implementation
mvn clean tomcat7:run-war -Denv=tst
<bean id="dataBaseProperties"
...
<property name="locations">
<list>
<value>classpath:/db/database_dev.properties</value>
<value>classpath:/db/database_${env}.properties</value>
<value>file:///${CATALINA_HOME}/la_conf/database.properties</value>
</list>
</property>
</bean>
<bean id="dsDatabase"
...
</bean>
spring.xml
lt828
By aerondir
lt828
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