Package org.drools.lang.descr

Examples of org.drools.lang.descr.ReturnValueRestrictionDescr

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        map.put( "b",
                 b );
        declarationResolver.setDeclarations( map );
        context.setDeclarationResolver( declarationResolver );

        final ReturnValueRestrictionDescr returnValueDescr = new ReturnValueRestrictionDescr( "=" );
        returnValueDescr.setContent( "a + b" );

        final MVELReturnValueBuilder builder = new MVELReturnValueBuilder();

        final List[] usedIdentifiers = new ArrayList[2];
        final List list = new ArrayList();
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        packageDescr.addGlobal( new GlobalDescr( "map",
                                                 "java.util.Map" ) );

        final FieldConstraintDescr returnValue = new FieldConstraintDescr( "price" );
        returnValue.addRestriction( new ReturnValueRestrictionDescr( "==",
                                                                     "x" ) );

        pattern.addConstraint( returnValue );

        // There is no m this should produce errors.
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        packageDescr.addGlobal( new GlobalDescr( "map",
                                                 "java.util.Map" ) );

        final FieldConstraintDescr returnValue = new FieldConstraintDescr( "price" );
        returnValue.addRestriction( new ReturnValueRestrictionDescr( "==",
                                                                     "(( (Integer) map.get( new Integer( x )) ).intValue() * y)" ) );

        pattern.addConstraint( returnValue );

        ruleDescr.setConsequence( "update(stilton);" );
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        packageDescr.addGlobal( new GlobalDescr( "map",
                                                 "java.util.Map" ) );

        final FieldConstraintDescr returnValue = new FieldConstraintDescr( "price" );
        returnValue.addRestriction( new ReturnValueRestrictionDescr( "==",
                                                                     expression ) );

        pattern.addConstraint( returnValue );

        ruleDescr.setConsequence( "update(stilton);" );
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                content = builder.toString();
                pdescr.setContent( content );
            }
        } else if ( descr instanceof ReturnValueRestrictionDescr ) {
            Appendable builder = new StringBuilderAppendable();
            ReturnValueRestrictionDescr rdescr = (ReturnValueRestrictionDescr) descr;
            if ( rdescr.getContent() instanceof LispForm ) {
                FunctionHandlers.dump( (LispForm) rdescr.getContent(),
                                       builder );
                content = builder.toString();
                rdescr.setContent( content );
            }
        }
        return super.analyzeExpression( context,
                                        descr,
                                        content,
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        assertEquals( "==",
                      literalDescr.getEvaluator() );
        assertEquals( "value1",
                      literalDescr.getText() );

        final ReturnValueRestrictionDescr returnValueDescr = (ReturnValueRestrictionDescr) fieldConstraintDescr.getRestrictions().get( 1 );
        assertEquals( "==",
                      returnValueDescr.getEvaluator() );
        assertEquals( "1==1",
                      returnValueDescr.getContent() );

        final VariableRestrictionDescr variableDescr = (VariableRestrictionDescr) fieldConstraintDescr.getRestrictions().get( 2 );
        assertEquals( "==",
                      variableDescr.getEvaluator() );
        assertEquals( "var1",
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        assertEquals( 1,
                      col.getConstraint().getDescrs().size() );
        assertEquals( "Foo",
                      col.getObjectType() );
        final FieldConstraintDescr fld = (FieldConstraintDescr) col.getConstraint().getDescrs().get( 0 );
        final ReturnValueRestrictionDescr retval = (ReturnValueRestrictionDescr) fld.getRestrictions().get( 0 );

        assertEquals( "a + b",
                      retval.getContent() );
        assertEquals( "name",
                      fld.getFieldName() );
        assertEquals( "==",
                      retval.getEvaluator() );

        assertFalse( parser.hasErrors() );
    }
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        map.put( "b",
                 b );
        declarationResolver.setDeclarations( map );
        context.setDeclarationResolver( declarationResolver );

        final ReturnValueRestrictionDescr returnValueDescr = new ReturnValueRestrictionDescr( "=" );
        returnValueDescr.setContent( "a + b" );

        final MVELReturnValueBuilder builder = new MVELReturnValueBuilder();

        final List[] usedIdentifiers = new ArrayList[2];
        final List list = new ArrayList();
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        assertEquals( "==",
                      literalDescr.getEvaluator() );
        assertEquals( "value1",
                      literalDescr.getText() );

        final ReturnValueRestrictionDescr returnValueDescr = (ReturnValueRestrictionDescr) fieldConstraintDescr.getRestrictions().get( 1 );
        assertEquals( "==",
                      returnValueDescr.getEvaluator() );
        assertEquals( "1==1",
                      returnValueDescr.getContent() );

        final VariableRestrictionDescr variableDescr = (VariableRestrictionDescr) fieldConstraintDescr.getRestrictions().get( 2 );
        assertEquals( "==",
                      variableDescr.getEvaluator() );
        assertEquals( "var1",
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        packageDescr.addGlobal( new GlobalDescr( "map",
                                                 "java.util.Map" ) );

        final FieldConstraintDescr returnValue = new FieldConstraintDescr( "price" );
        returnValue.addRestriction( new ReturnValueRestrictionDescr( "==",
                                                                     "x" ) );

        pattern.addConstraint( returnValue );

        // There is no m this should produce errors.
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Related Classes of org.drools.lang.descr.ReturnValueRestrictionDescr

  • org.drools.clips.LhsClpParserTest
  • org.drools.compiler.PackageBuilderTest
  • org.drools.compiler.xml.rules.ReturnValueRestrictionHandler
  • org.drools.compiler.xml.rules.XmlPackageReaderTest
  • org.drools.lang.RuleParserTest
  • org.drools.rule.builder.dialect.clips.ClipsDialect
  • org.drools.rule.builder.dialect.mvel.MVELReturnValueBuilderTest
  • org.drools.rule.builder.PatternBuilder
  • org.drools.xml.ReturnValueRestrictionHandler
  • org.drools.xml.rules.ReturnValueRestrictionHandler
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