Package org.drools.workbench.models.datamodel.rule

Examples of org.drools.workbench.models.datamodel.rule.CompositeFieldConstraint

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        FactPattern p = new FactPattern( "Person" );

        m.addLhsItem( p );

        final CompositeFieldConstraint cfc1 = new CompositeFieldConstraint();
        cfc1.setCompositeJunctionType( CompositeFieldConstraint.COMPOSITE_TYPE_OR );
        p.addConstraint( cfc1 );
        final SingleFieldConstraint cfc1sfc1 = new SingleFieldConstraint();
        cfc1sfc1.setFieldName( "field1" );
        cfc1sfc1.setFieldType( DataType.TYPE_STRING );
        cfc1sfc1.setConstraintValueType( SingleFieldConstraint.TYPE_TEMPLATE );
        cfc1sfc1.setValue( "$f1" );
        cfc1sfc1.setOperator( "==" );
        cfc1.addConstraint( cfc1sfc1 );
        final SingleFieldConstraint cfc1sfc2 = new SingleFieldConstraint();
        cfc1sfc2.setFieldName( "field2" );
        cfc1sfc2.setFieldType( DataType.TYPE_STRING );
        cfc1sfc2.setConstraintValueType( SingleFieldConstraint.TYPE_TEMPLATE );
        cfc1sfc2.setValue( "$f2" );
        cfc1sfc2.setOperator( "==" );
        cfc1.addConstraint( cfc1sfc2 );

        final CompositeFieldConstraint cfc2 = new CompositeFieldConstraint();
        cfc2.setCompositeJunctionType( CompositeFieldConstraint.COMPOSITE_TYPE_OR );
        p.addConstraint( cfc2 );
        final SingleFieldConstraint cfc2sfc1 = new SingleFieldConstraint();
        cfc2sfc1.setFieldName( "field3" );
        cfc2sfc1.setFieldType( DataType.TYPE_STRING );
        cfc2sfc1.setConstraintValueType( SingleFieldConstraint.TYPE_TEMPLATE );
        cfc2sfc1.setValue( "$f3" );
        cfc2sfc1.setOperator( "==" );
        cfc2.addConstraint( cfc2sfc1 );
        final SingleFieldConstraint cfc2sfc2 = new SingleFieldConstraint();
        cfc2sfc2.setFieldName( "field4" );
        cfc2sfc2.setFieldType( DataType.TYPE_STRING );
        cfc2sfc2.setConstraintValueType( SingleFieldConstraint.TYPE_TEMPLATE );
        cfc2sfc2.setValue( "$f4" );
        cfc2sfc2.setOperator( "==" );
        cfc2.addConstraint( cfc2sfc2 );

        final CompositeFieldConstraint cfc3 = new CompositeFieldConstraint();
        cfc3.setCompositeJunctionType( CompositeFieldConstraint.COMPOSITE_TYPE_OR );
        p.addConstraint( cfc3 );
        final SingleFieldConstraint cfc3sfc1 = new SingleFieldConstraint();
        cfc3sfc1.setFieldName( "field5" );
        cfc3sfc1.setFieldType( DataType.TYPE_STRING );
        cfc3sfc1.setConstraintValueType( SingleFieldConstraint.TYPE_TEMPLATE );
        cfc3sfc1.setValue( "$f5" );
        cfc3sfc1.setOperator( "==" );
        cfc3.addConstraint( cfc3sfc1 );
        final SingleFieldConstraint cfc3sfc2 = new SingleFieldConstraint();
        cfc3sfc2.setFieldName( "field6" );
        cfc3sfc2.setFieldType( DataType.TYPE_STRING );
        cfc3sfc2.setConstraintValueType( SingleFieldConstraint.TYPE_TEMPLATE );
        cfc3sfc2.setValue( "$f6" );
        cfc3sfc2.setOperator( "==" );
        cfc3.addConstraint( cfc3sfc2 );

        String expected = "rule \"t1_0\"\n" +
                "dialect \"mvel\"\n" +
                "when\n" +
                "Person( field1 == \"v1\" || field2 == \"v2\", field3 == \"v3\" || field4 == \"v4\", field5 == \"v5\" || field6 == \"v6\" )\n" +
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            this.connector = connector;
        }

        public FieldConstraint asFieldConstraint( RuleModel m,
                                                  FactPattern factPattern ) {
            CompositeFieldConstraint comp = new CompositeFieldConstraint();
            comp.setCompositeJunctionType( connector.equals( "&&" ) ? CompositeFieldConstraint.COMPOSITE_TYPE_AND : CompositeFieldConstraint.COMPOSITE_TYPE_OR );
            for ( Expr expr : subExprs ) {
                comp.addConstraint( expr.asFieldConstraint( m, factPattern ) );
            }
            return comp;
        }
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            if ( gctx.getDepth() == 0  ) {
                if (buf.length() > 2 && !(buf.charAt(buf.length() - 2) == ',')) {
                    buf.append(", ");
                }
            } else {
                CompositeFieldConstraint cconstr = (CompositeFieldConstraint) gctx.getParent().getFieldConstraint();
                buf.append( cconstr.getCompositeJunctionType() + " " );
            }
        }
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         */
        protected void generateConstraint( final FieldConstraint con,
                                           GeneratorContext gctx ) {
            generateSeparator( con, gctx );
            if ( con instanceof CompositeFieldConstraint ) {
                CompositeFieldConstraint cfc = (CompositeFieldConstraint) con;
                FieldConstraint[] nestedConstraints = cfc.getConstraints();
                if ( nestedConstraints != null ) {
                    GeneratorContext nestedGctx = generatorContextFactory.newChildGeneratorContext( gctx );
                    preGenerateConstraints( nestedGctx );
                    preGenerateNestedConstraint( gctx );
                    if ( gctx.getDepth() > 0 ) {
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            preGenerateNestedConnector( gctx );
            if ( gctx.getDepth() == 0 ) {
                buf.append( ", " );
            } else {
                CompositeFieldConstraint cconstr = (CompositeFieldConstraint) gctx.getParent().getFieldConstraint();
                buf.append( cconstr.getCompositeJunctionType() + " " );
            }
            postGenerateNestedConnector( gctx );
            if ( generateTemplateCheck ) {
                buf.append( "@end{}" );
            }
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        fp1.addConstraint( fp1_sfp1 );

        FactPattern fp2 = new FactPattern();
        fp2.setFactType( "Person" );

        CompositeFieldConstraint fp2_cfp = new CompositeFieldConstraint();
        fp2_cfp.setCompositeJunctionType( CompositeFieldConstraint.COMPOSITE_TYPE_OR );
        fp2.addConstraint( fp2_cfp );

        SingleFieldConstraint fp2_sfp1 = new SingleFieldConstraint();
        fp2_sfp1.setFactType( "Person" );
        fp2_sfp1.setFieldName( "age" );
        fp2_sfp1.setOperator( "==" );
        fp2_sfp1.setValue( "43" );
        fp2_sfp1.setFieldType( DataType.TYPE_NUMERIC_INTEGER );
        fp2_sfp1.setConstraintValueType( BaseSingleFieldConstraint.TYPE_LITERAL );
        fp2_cfp.addConstraint( fp2_sfp1 );

        SingleFieldConstraint fp2_sfp2 = new SingleFieldConstraint();
        fp2_sfp2.setFactType( "Person" );
        fp2_sfp2.setFieldName( "age" );
        fp2_sfp2.setOperator( "==" );
        fp2_sfp2.setValue( "44" );
        fp2_sfp2.setFieldType( DataType.TYPE_NUMERIC_INTEGER );
        fp2_sfp2.setConstraintValueType( BaseSingleFieldConstraint.TYPE_LITERAL );
        fp2_cfp.addConstraint( fp2_sfp2 );

        cfp.addFactPattern( fp1 );
        cfp.addFactPattern( fp2 );
        m.addLhsItem( cfp );
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        private ComplexExpr( String connector ) {
            this.connector = connector;
        }

        public FieldConstraint asFieldConstraint( FactPattern factPattern ) {
            CompositeFieldConstraint comp = new CompositeFieldConstraint();
            comp.setCompositeJunctionType( connector.equals( "&&" ) ? CompositeFieldConstraint.COMPOSITE_TYPE_AND : CompositeFieldConstraint.COMPOSITE_TYPE_OR );
            for ( Expr expr : subExprs ) {
                comp.addConstraint( expr.asFieldConstraint( factPattern ) );
            }
            return comp;
        }
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         */
        private void generateConstraint( final FieldConstraint con,
                                         final boolean nested,
                                         final StringBuilder buf ) {
            if ( con instanceof CompositeFieldConstraint ) {
                CompositeFieldConstraint cfc = (CompositeFieldConstraint) con;
                if ( nested ) {
                    buf.append( "( " );
                }
                FieldConstraint[] nestedConstraints = cfc.getConstraints();
                if ( nestedConstraints != null ) {
                    for ( int i = 0; i < nestedConstraints.length; i++ ) {
                        generateConstraint( nestedConstraints[ i ],
                                            true,
                                            buf );
                        if ( i < ( nestedConstraints.length - 1 ) ) {
                            // buf.append(" ) ");
                            buf.append( cfc.getCompositeJunctionType() + " " );
                            // buf.append(" ( ");
                        }
                    }
                }
                if ( nested ) {
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        assertEquals( 1,
                      fp.getConstraintList().getConstraints().length );
        assertTrue( fp.getConstraint( 0 ) instanceof CompositeFieldConstraint );

        CompositeFieldConstraint cfp = (CompositeFieldConstraint) fp.getConstraint( 0 );
        assertEquals( "||",
                      cfp.getCompositeJunctionType() );
        assertEquals( 2,
                      cfp.getNumberOfConstraints() );
        assertTrue( cfp.getConstraint( 0 ) instanceof SingleFieldConstraint );
        assertTrue( cfp.getConstraint( 1 ) instanceof SingleFieldConstraint );

        SingleFieldConstraint sfp1 = (SingleFieldConstraint) cfp.getConstraint( 0 );
        assertEquals( "Applicant",
                      sfp1.getFactType() );
        assertEquals( "age",
                      sfp1.getFieldName() );
        assertEquals( "<",
                      sfp1.getOperator() );
        assertEquals( "55",
                      sfp1.getValue() );
        assertEquals( BaseSingleFieldConstraint.TYPE_LITERAL,
                      sfp1.getConstraintValueType() );

        SingleFieldConstraint sfp2 = (SingleFieldConstraint) cfp.getConstraint( 1 );
        assertEquals( "Applicant",
                      sfp2.getFactType() );
        assertEquals( "age",
                      sfp2.getFieldName() );
        assertEquals( ">",
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        assertEquals( 1,
                      fp.getConstraintList().getConstraints().length );
        assertTrue( fp.getConstraint( 0 ) instanceof CompositeFieldConstraint );

        CompositeFieldConstraint cfp = (CompositeFieldConstraint) fp.getConstraint( 0 );
        assertEquals( "&&",
                      cfp.getCompositeJunctionType() );
        assertEquals( 2,
                      cfp.getNumberOfConstraints() );
        assertTrue( cfp.getConstraint( 0 ) instanceof SingleFieldConstraint );
        assertTrue( cfp.getConstraint( 1 ) instanceof SingleFieldConstraint );

        SingleFieldConstraint sfp1 = (SingleFieldConstraint) cfp.getConstraint( 0 );
        assertEquals( "Applicant",
                      sfp1.getFactType() );
        assertEquals( "age",
                      sfp1.getFieldName() );
        assertEquals( "!= null",
                      sfp1.getOperator() );
        assertNull( sfp1.getValue() );
        assertEquals( BaseSingleFieldConstraint.TYPE_UNDEFINED,
                      sfp1.getConstraintValueType() );

        SingleFieldConstraint sfp2 = (SingleFieldConstraint) cfp.getConstraint( 1 );
        assertEquals( "Applicant",
                      sfp2.getFactType() );
        assertEquals( "age",
                      sfp2.getFieldName() );
        assertEquals( ">",
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