Package org.drools.compiler

Examples of org.drools.compiler.PackageBuilder.addPackage()

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public class MVELAccumulateBuilderTest {

    @Test
    public void testSimpleExpression() {
        PackageBuilder pkgBuilder = new PackageBuilder();
        pkgBuilder.addPackage( new PackageDescr( "pkg1" ) );

        final Package pkg = pkgBuilder.getPackage();
        final RuleDescr ruleDescr = new RuleDescr( "rule 1" );

        final PackageBuilderConfiguration conf = pkgBuilder.getPackageBuilderConfiguration();
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    @Test
    public void testSimpleExpression() throws Exception {
        PackageDescr pkgDescr = new PackageDescr( "pkg1" );
        PackageBuilder pkgBuilder = new PackageBuilder();
        pkgBuilder.addPackage( pkgDescr );

        final Package pkg = pkgBuilder.getPackageRegistry( "pkg1" ).getPackage();
        final RuleDescr ruleDescr = new RuleDescr( "rule 1" );
        ruleDescr.setNamespace( "pkg1" );
        ruleDescr.setConsequence( "modify (cheese) {price = 5 };\nretract (cheese)" );
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        // pre build the package
        JavaDialectConfiguration jconf = (JavaDialectConfiguration) conf.getDialectConfiguration( "java" );
        // required because JANINO compiler fails for some java 5 code features
        jconf.setCompiler( JavaDialectConfiguration.ECLIPSE );
        final PackageBuilder builder = new PackageBuilder( conf );
        builder.addPackage( packageDescr );
        if ( builder.hasErrors() ) {
            fail( builder.getErrors().toString() );
        }
        final Package pkg = builder.getPackage();
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        System.out.println("Parsing "+RULE_COUNT+" rules");
        PackageBuilder pkgBuilder = new PackageBuilder();
        DrlParser ps = new DrlParser();
        PackageDescr pkgDescr = ps.parse(new StringReader(sb.toString()));

        pkgBuilder.addPackage(pkgDescr);

        Package pkg = pkgBuilder.getPackage();
        ruleBase = RuleBaseFactory.newRuleBase();

        ruleBase.addPackage(pkg);
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            assertFalse( parser.getErrors().toString(), parser.hasErrors() );
        }

        //pre build the package
        final PackageBuilder builder = new PackageBuilder();
        builder.addPackage( packageDescr );
        final Package pkg = builder.getPackage();

        //add the package to a rulebase
        final RuleBase ruleBase = getRuleBase();
        ruleBase.addPackage( pkg );
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        System.err.println("Time taken for parsing: "
                + (System.currentTimeMillis() - time));

        time = System.currentTimeMillis();
        PackageBuilder b = new PackageBuilder();
        b.addPackage(pkg);
        assertFalse(b.getErrors().toString(), b.hasErrors());

        System.err.println("Time taken for compiling: "
                + (System.currentTimeMillis() - time));
        time = System.currentTimeMillis();
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        if ( parser.hasErrors() ) {
            fail( "Error messages in parser, need to sort this our (or else collect error messages)\n" + parser.getErrors()  );
        }
        // pre build the package
        final PackageBuilder builder = new PackageBuilder();
        builder.addPackage( packageDescr );

        if ( builder.hasErrors() ) {
            fail( builder.getErrors().toString() );
        }
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    @Test
    public void testBuild() throws Exception {
        final DrlParser parser = new DrlParser();

        final PackageBuilder pkgBuilder = new PackageBuilder();
        pkgBuilder.addPackage( new PackageDescr( "org.drools" ) );
        Package pkg = pkgBuilder.getPackage();

        final PackageDescr pkgDescr = parser.parse( new InputStreamReader( getClass().getResourceAsStream( "nestedConditionalElements.drl" ) ) );

        // just checking there is no parsing errors
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        final String ruleClassName = "RuleClassName.java";
        ruleDescr.setClassName( ruleClassName );
        ruleDescr.addAttribute( new AttributeDescr( "dialect",
                                                    "java" ) );
       
        pkgBuilder.addPackage( pkgDescr );

        assertTrue( pkgBuilder.getErrors().toString(),
                    pkgBuilder.getErrors().isEmpty() );

        final Rule rule = pkgBuilder.getPackage().getRule( "test nested CEs" );
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        ruleDescr.setLhs( andDescr );
        ruleDescr.setConsequence( "" );
        pkgDescr.addRule( ruleDescr );

        final PackageBuilder pkgBuilder = new PackageBuilder();
        pkgBuilder.addPackage( pkgDescr );

        assertTrue( pkgBuilder.getErrors().toString(),
                           pkgBuilder.getErrors().isEmpty() );

        final Rule rule = pkgBuilder.getPackages()[0].getRule( "Test Rule" );
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