Package org.drools.base

Examples of org.drools.base.ValueType

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    private LiteralRestriction buildLiteralRestriction( final RuleBuildContext context,
                                                        final InternalReadAccessor extractor,
                                                        final LiteralRestrictionDescr literalRestrictionDescr ) {
        FieldValue field = null;
        ValueType vtype = extractor.getValueType();
        try {
            String value = literalRestrictionDescr.getText().trim();
            MVEL.COMPILER_OPT_ALLOW_NAKED_METH_CALL = true;
            MVEL.COMPILER_OPT_ALLOW_OVERRIDE_ALL_PROPHANDLING = true;
            MVEL.COMPILER_OPT_ALLOW_RESOLVE_INNERCLASSES_WITH_DOTNOTATION = true;
            MVEL.COMPILER_OPT_SUPPORT_JAVA_STYLE_CLASS_LITERALS = true;

            MVELDialectRuntimeData data = (MVELDialectRuntimeData) context.getPkg().getDialectRuntimeRegistry().getDialectData( "mvel" );
            ParserConfiguration pconf = data.getParserConfiguration();
            ParserContext pctx = new ParserContext( pconf );

            Object o = MVEL.executeExpression( MVEL.compileExpression( value,
                                                                       pctx ) );
            if ( o != null ) {
                if ( vtype == null ) {
                    // was a compilation problem else where, so guess valuetype so we can continue
                    vtype = ValueType.determineValueType( o.getClass() );
                } else {
                    // if the value is of type String coerce the object to a String
                    if ( vtype.getClassType() == String.class ) {
                        o = o.toString();
                    }
                }
            }
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                                                                                                                          other.requiredDeclarations );
    }

    private final VariableContextEntry createContextEntry(final Evaluator eval,
                                                          final InternalReadAccessor fieldExtractor) {
        ValueType coerced = eval.getCoercedValueType();

        if ( coerced.isBoolean() ) {
            return new BooleanVariableContextEntry( fieldExtractor,
                                                    this.declaration,
                                                    this.evaluator );
        } else if ( coerced.isFloatNumber() ) {
            return new DoubleVariableContextEntry( fieldExtractor,
                                                   this.declaration,
                                                   this.evaluator );
        } else if ( coerced.isIntegerNumber() ) {
            return new LongVariableContextEntry( fieldExtractor,
                                                 this.declaration,
                                                 this.evaluator );
        } else if ( coerced.isChar() ) {
            return new CharVariableContextEntry( fieldExtractor,
                                                 this.declaration,
                                                 this.evaluator );
        } else {
            return new ObjectVariableContextEntry( fieldExtractor,
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        if ( extractor == null ) {
            return false; // impossible to create extractor
        }

        ValueType vtype = extractor.getValueType();
        String operator = relDescr.getOperator().trim();
        LiteralRestrictionDescr restrictionDescr = buildLiteralRestrictionDescr(context, relDescr, value2, operator, isConstant);

        if (restrictionDescr != null) {
            FieldValue field = getFieldValue(context, vtype, restrictionDescr);
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        if ( extractor == null ) {
            return false; // impossible to create extractor
        }

        ValueType vtype = extractor.getValueType();
        String operator = relDescr.getOperator().trim();
        LiteralRestrictionDescr restrictionDescr = buildLiteralRestrictionDescr(context, relDescr, value2, operator, isConstant);

        if (restrictionDescr != null) {
            FieldValue field = getFieldValue(context, vtype, restrictionDescr);
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        public void setValue(final int index,
                             final Object value,
                             final InternalReadAccessor extractor) {
            this.index = index;
            final ValueType vtype = extractor.getValueType();

            isNull = extractor.isNullValue( null,
                                            value );

            if ( vtype.isBoolean() ) {
                this.type = BOOL;
                if ( !isNull ) {
                    this.bvalue = extractor.getBooleanValue( null,
                                                             value );
                    this.setHashCode( this.bvalue ? 1231 : 1237 );
                } else {
                    this.setHashCode( 0 );
                }
            } else if ( vtype.isIntegerNumber() || vtype.isChar() ) {
                this.type = LONG;
                if ( !isNull ) {
                    this.lvalue = extractor.getLongValue( null,
                                                          value );
                    this.setHashCode( (int) (this.lvalue ^ (this.lvalue >>> 32)) );
                } else {
                    this.setHashCode( 0 );
                }
            } else if ( vtype.isFloatNumber() ) {
                this.type = DOUBLE;
                if ( !isNull ) {
                    this.dvalue = extractor.getDoubleValue( null,
                                                            value );
                    final long temp = Double.doubleToLongBits( this.dvalue );
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                             final InternalReadAccessor extractor,
                             final FieldValue value) {
            this.index = index;

            this.isNull = value.isNull();
            final ValueType vtype = extractor.getValueType();

            if ( vtype.isBoolean() ) {
                this.type = BOOL;
                if ( !isNull ) {
                    this.bvalue = value.getBooleanValue();
                    this.setHashCode( this.bvalue ? 1231 : 1237 );
                } else {
                    this.setHashCode( 0 );
                }
            } else if ( vtype.isIntegerNumber() ) {
                this.type = LONG;
                if ( !isNull ) {
                    this.lvalue = value.getLongValue();
                    this.setHashCode( (int) (this.lvalue ^ (this.lvalue >>> 32)) );
                } else {
                    this.setHashCode( 0 );
                }
            } else if ( vtype.isFloatNumber() ) {
                this.type = DOUBLE;
                if ( !isNull ) {
                    this.dvalue = value.getDoubleValue();
                    final long temp = Double.doubleToLongBits( this.dvalue );
                    this.setHashCode( (int) (temp ^ (temp >>> 32)) );
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    private LiteralRestriction buildLiteralRestriction( final RuleBuildContext context,
                                                        final InternalReadAccessor extractor,
                                                        final LiteralRestrictionDescr literalRestrictionDescr ) {
        FieldValue field = null;
        ValueType vtype = extractor.getValueType();
        try {
            String value = literalRestrictionDescr.getText().trim();

            MVELDialectRuntimeData data = (MVELDialectRuntimeData) context.getPkg().getDialectRuntimeRegistry().getDialectData( "mvel" );
            ParserConfiguration pconf = data.getParserConfiguration();
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        if ( extractor == null ) {
            return false; // impossible to create extractor
        }

        ValueType vtype = extractor.getValueType();
        String operator = relDescr.getOperator().trim();
        LiteralRestrictionDescr restrictionDescr = buildLiteralRestrictionDescr(context, relDescr, value2, operator, isConstant);

        if (restrictionDescr != null) {
            FieldValue field = getFieldValue(context, vtype, restrictionDescr);
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                value1 = value1.substring(dotPos + 1);
                expr = expr.substring(dotPos + 1);
            }
        }

        ValueType vtype = extractor.getValueType();
        String operator = relDescr.getOperator().trim();
        LiteralRestrictionDescr restrictionDescr = buildLiteralRestrictionDescr(context, relDescr, value2, operator, isConstant);

        if (restrictionDescr != null) {
            FieldValue field = getFieldValue(context, vtype, restrictionDescr);
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        public void setValue(final int index,
                             final Object value,
                             final Extractor extractor) {
            this.index = index;
            final ValueType vtype = extractor.getValueType();
           
            isNull = extractor.isNullValue(null, value);
           
            if ( vtype.isBoolean() ) {
                this.type = BOOL;
              if ( !isNull ) {
                this.bvalue = extractor.getBooleanValue( null, value );
                    this.setHashCode( this.bvalue ? 1231 : 1237 );
              } else {
                    this.setHashCode( 0 );
              }
            } else if ( vtype.isIntegerNumber() ) {
                this.type = LONG;
              if ( !isNull ) {
                  this.lvalue = extractor.getLongValue( null, value );
                  this.setHashCode( (int) (this.lvalue ^ (this.lvalue >>> 32)) );
              } else {
                this.setHashCode( 0 );
              }
            } else if ( vtype.isFloatNumber() ) {
                this.type = DOUBLE;
              if ( !isNull ) {               
                  this.dvalue = extractor.getDoubleValue( null, value );
                  final long temp = Double.doubleToLongBits( this.dvalue );
                  this.setHashCode( (int) (temp ^ (temp >>> 32)) );
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Related Classes of org.drools.base.ValueType

  • org.drools.reteoo.CompositeObjectSinkAdapter$HashKey
  • org.drools.rule.builder.PatternBuilder
  • org.drools.rule.VariableRestriction
  • org.drools.RuntimeDroolsException
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