Package org.drools.compiler.compiler

Examples of org.drools.compiler.compiler.DescrBuildError

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                                 expr );
           
            expr.compile( data );
        } catch ( final Exception e ) {
            copyErrorLocation(e, context.getRuleDescr());
            context.addError(new DescrBuildError(context.getParentDescr(),
                    context.getRuleDescr(),
                    null,
                    "Unable to build expression for 'consequence': " + e.getMessage() + " '" + context.getRuleDescr().getConsequence() + "'"));
        }
    }
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            }

            return accumulate;
        } catch ( Exception e ) {
            DialectUtil.copyErrorLocation(e, descr);
            context.addError( new DescrBuildError( context.getParentDescr(),
                                                          descr,
                                                          e,
                                                          "Unable to build expression for 'accumulate' : " + e.getMessage() ) );
            return null;
        } finally {
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            if( function == null ) {
                // might have been imported in the package
                function = context.getKnowledgeBuilder().getPackage().getAccumulateFunctions().get(func.getFunction());
            }
            if ( function == null ) {
                context.addError( new DescrBuildError( accumDescr,
                                                              context.getRuleDescr(),
                                                              null,
                                                              "Unknown accumulate function: '" + func.getFunction() + "' on rule '" + context.getRuleDescr().getName()
                                                                      + "'. All accumulate functions must be registered before building a resource." ) );
                return null;
            }

            // if there is a binding, create the binding
            if ( func.getBind() != null ) {
                if ( pattern.getDeclaration( func.getBind() ) != null ) {
                    context.addError(new DescrBuildError(context.getParentDescr(),
                            accumDescr,
                            null,
                            "Duplicate declaration for variable '" + func.getBind() + "' in the rule '" + context.getRule().getName() + "'"));
                } else {
                    createResultBind( pattern,
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                                  dataProvider );
           
            dataProvider.compile( data );
        } catch ( final Exception e ) {
            DialectUtil.copyErrorLocation(e, fromDescr);
            context.addError( new DescrBuildError( context.getParentDescr(),
                                                          fromDescr,
                                                          null,
                                                          "Unable to build expression for 'from' : " + e.getMessage() + " '" + expr.getText() + "'" ) );
            return null;
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                                  expr );
           
            expr.compile( data );
        } catch ( final Exception e ) {
            DialectUtil.copyErrorLocation(e, context.getRuleDescr());
            context.addError( new DescrBuildError( context.getParentDescr(),
                                                          context.getRuleDescr(),
                                                          null,
                                                          "Unable to build expression for 'returnValue' : " + e.getMessage() + "'" + context.getRuleDescr().getSalience() + "'" ) );
        } finally {
            context.setTypesafe( typesafe );
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        final Boolean[] notPatterns = new Boolean[declarations.length];
        for ( int i = 0, length = declarations.length; i < length; i++ ) {
            indexes[i] = i;
            notPatterns[i] = (declarations[i].getExtractor() instanceof AcceptsClassObjectType) ? Boolean.FALSE : Boolean.TRUE ;
            if (indexes[i] == -1 ) {
                context.addError( new DescrBuildError( context.getParentDescr(),
                                                              context.getRuleDescr(),
                                                              null,
                                                              "Internal Error : Unable to find declaration in list while generating the consequence invoker" ) );
            }
        }
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            expr.compile( data );
            return expr;
        } catch ( final Exception e ) {
            DialectUtil.copyErrorLocation(e, context.getRuleDescr());
            context.addError( new DescrBuildError( context.getParentDescr(),
                                                          context.getRuleDescr(),
                                                          null,
                                                          "Unable to build expression : " + e.getMessage() + "'" + expression + "'" ) );
            return null;
        } finally {
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            expr.compile( data );
            return eval;
        } catch ( final Exception e ) {
            copyErrorLocation(e, evalDescr);
            context.addError( new DescrBuildError( context.getParentDescr(),
                                                          evalDescr,
                                                          e,
                                                          "Unable to build expression for 'eval':" + e.getMessage() + " '" + evalDescr.getContent() + "'" ) );
            return null;
        } finally {
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                                                 localTypes,
                                                 "drools",
                                                 KnowledgeHelper.class );
        } catch ( final Exception e ) {
            DialectUtil.copyErrorLocation( e, descr );
            context.addError( new DescrBuildError( context.getParentDescr(),
                                                   descr,
                                                   null,
                                                   "Unable to determine the used declarations.\n" + e.getMessage() ) );
        } finally {
            // setting it back to original parent descr
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        KnowledgeBuilderError[] errors = kbuilder.getErrors().toArray( new KnowledgeBuilderError[0] );
        assertEquals( 3,
                      errors.length );

        final DescrBuildError stiltonError = (DescrBuildError) errors[0];
        assertTrue( stiltonError.getMessage().contains( "Stilton" ) );
        assertNotNull( stiltonError.getDescr() );
        assertTrue( stiltonError.getLine() != -1 );

        // check that its getting it from the ruleDescr
        assertEquals( stiltonError.getLine(),
                      stiltonError.getDescr().getLine() );
        // check the absolute error line number (there are more).
        assertEquals( 11,
                      stiltonError.getLine() );

        final DescrBuildError poisonError = (DescrBuildError) errors[1];
        assertTrue( poisonError.getMessage().contains( "Poison" ) );
        assertEquals( 13,
                      poisonError.getLine() );

        assertTrue( errors[2].getMessage().contains( "add" ) );
        // now check the RHS, not being too specific yet, as long as it has the
        // rules line number, not zero
        final DescrBuildError rhsError = (DescrBuildError) errors[2];
        assertTrue( rhsError.getLine() >= 8 && rhsError.getLine() <= 17 ); // TODO this should be 16
    }
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Related Classes of org.drools.compiler.compiler.DescrBuildError

  • org.drools.compiler.integrationtests.MiscTest
  • org.drools.compiler.rule.builder.dialect.DialectUtil
  • org.drools.compiler.rule.builder.dialect.java.JavaAccumulateBuilder
  • org.drools.compiler.rule.builder.dialect.java.JavaDialect
  • org.drools.compiler.rule.builder.dialect.java.JavaRuleBuilderHelper
  • org.drools.compiler.rule.builder.dialect.mvel.MVELAccumulateBuilder
  • org.drools.compiler.rule.builder.dialect.mvel.MVELConsequenceBuilder
  • org.drools.compiler.rule.builder.dialect.mvel.MVELDialect
  • org.drools.compiler.rule.builder.dialect.mvel.MVELEnabledBuilder
  • org.drools.compiler.rule.builder.dialect.mvel.MVELEvalBuilder
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