4.0.0 org.apache.tuscany.sca tuscany-modules 2.0 ../pom.xml tuscany-policy-transaction Apache Tuscany SCA Transaction Policy Model org.apache.tuscany.sca tuscany-assembly-xml 2.0 org.apache.tuscany.sca tuscany-core-spi 2.0 org.apache.tuscany.sca tuscany-contribution 2.0