accumDescr.setActionCode( "x += $price;" );
accumDescr.setResultCode( "new Integer( x )" );
//org.drools.rule.Package pkg = new org.drools.rule.Package( "org.drools" );
final PackageBuilder pkgBuilder = new PackageBuilder();
pkgBuilder.addPackage( new PackageDescr( "org.drools" ) );
final PackageBuilderConfiguration conf = pkgBuilder.getPackageBuilderConfiguration();
PackageRegistry pkgReg = pkgBuilder.getPackageRegistry( "org.drools" );
Package pkg = pkgReg.getPackage();
DialectCompiletimeRegistry dialectRegistry = pkgReg.getDialectCompiletimeRegistry();
Dialect dialect = dialectRegistry.getDialect( "java" );