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GUVNOR-2030: Guided Decision Table: Empty field results in all Condit…
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...rg/drools/workbench/screens/dtablexls/backend/server/conversion/DTCellValueUtilities.java
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| /* | ||
| * Copyright 2016 Red Hat, Inc. and/or its affiliates. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
| package org.drools.workbench.screens.dtablexls.backend.server.conversion; | ||
|
|
||
| import java.math.BigDecimal; | ||
| import java.math.BigInteger; | ||
| import java.text.ParseException; | ||
| import java.text.SimpleDateFormat; | ||
| import java.util.Date; | ||
|
|
||
| import org.drools.workbench.models.datamodel.oracle.DataType; | ||
| import org.drools.workbench.models.guided.dtable.shared.model.DTCellValue52; | ||
| import org.kie.workbench.common.services.shared.preferences.ApplicationPreferences; | ||
|
|
||
| /** | ||
| * Utilities relating to the use of DTCellValue's | ||
| */ | ||
| public class DTCellValueUtilities { | ||
|
|
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| private static final String DATE_FORMAT = ApplicationPreferences.getDroolsDateFormat(); | ||
|
|
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| private static final SimpleDateFormat FORMATTER = new SimpleDateFormat( DATE_FORMAT ); | ||
|
|
||
| /** | ||
| * The column-data type is looked up from the SuggestionCompletionEngine and | ||
| * represents the *true* data-type that the column represents. The data-type | ||
| * associated with the Cell Value can be incorrect for legacy models. For | ||
| * pre-5.2 they will always be String and for pre-5.4 numerical fields are | ||
| * always Numeric | ||
| * @param type | ||
| * @param dcv | ||
| */ | ||
| public static void assertDTCellValue( final String type, | ||
| final DTCellValue52 dcv ) { | ||
| if ( dcv == null ) { | ||
| return; | ||
| } | ||
|
|
||
| //If already converted exit | ||
| final DataType.DataTypes dataType = convertToTypeSafeType( type ); | ||
| if ( dataType.equals( dcv.getDataType() ) ) { | ||
| return; | ||
| } | ||
|
|
||
| switch ( dcv.getDataType() ) { | ||
| case NUMERIC: | ||
| convertDTCellValueFromNumeric( dataType, | ||
| dcv ); | ||
| break; | ||
| default: | ||
| convertDTCellValueFromString( dataType, | ||
| dcv ); | ||
| } | ||
| } | ||
|
|
||
| private static DataType.DataTypes convertToTypeSafeType( final String type ) { | ||
| if ( type.equals( DataType.TYPE_NUMERIC ) ) { | ||
| return DataType.DataTypes.NUMERIC; | ||
| } else if ( type.equals( DataType.TYPE_NUMERIC_BIGDECIMAL ) ) { | ||
| return DataType.DataTypes.NUMERIC_BIGDECIMAL; | ||
| } else if ( type.equals( DataType.TYPE_NUMERIC_BIGINTEGER ) ) { | ||
| return DataType.DataTypes.NUMERIC_BIGINTEGER; | ||
| } else if ( type.equals( DataType.TYPE_NUMERIC_BYTE ) ) { | ||
| return DataType.DataTypes.NUMERIC_BYTE; | ||
| } else if ( type.equals( DataType.TYPE_NUMERIC_DOUBLE ) ) { | ||
| return DataType.DataTypes.NUMERIC_DOUBLE; | ||
| } else if ( type.equals( DataType.TYPE_NUMERIC_FLOAT ) ) { | ||
| return DataType.DataTypes.NUMERIC_FLOAT; | ||
| } else if ( type.equals( DataType.TYPE_NUMERIC_INTEGER ) ) { | ||
| return DataType.DataTypes.NUMERIC_INTEGER; | ||
| } else if ( type.equals( DataType.TYPE_NUMERIC_LONG ) ) { | ||
| return DataType.DataTypes.NUMERIC_LONG; | ||
| } else if ( type.equals( DataType.TYPE_NUMERIC_SHORT ) ) { | ||
| return DataType.DataTypes.NUMERIC_SHORT; | ||
| } else if ( type.equals( DataType.TYPE_BOOLEAN ) ) { | ||
| return DataType.DataTypes.BOOLEAN; | ||
| } else if ( type.equals( DataType.TYPE_DATE ) ) { | ||
| return DataType.DataTypes.DATE; | ||
| } | ||
| return DataType.DataTypes.STRING; | ||
| } | ||
|
|
||
| //If the Decision Table model has been converted from the legacy text based | ||
| //class then all values are held in the DTCellValue's StringValue. This | ||
| //function attempts to set the correct DTCellValue property based on | ||
| //the DTCellValue's data type. | ||
| private static void convertDTCellValueFromString( final DataType.DataTypes dataType, | ||
| final DTCellValue52 dcv ) { | ||
| String text = dcv.getStringValue(); | ||
| switch ( dataType ) { | ||
| case BOOLEAN: | ||
| dcv.setBooleanValue( ( text == null ? Boolean.FALSE : Boolean.valueOf( text ) ) ); | ||
| break; | ||
| case DATE: | ||
| Date d = null; | ||
| try { | ||
| if ( text != null ) { | ||
| d = FORMATTER.parse( text ); | ||
| } | ||
| } catch ( ParseException e ) { | ||
| } | ||
| dcv.setDateValue( d ); | ||
| break; | ||
| case NUMERIC: | ||
| BigDecimal numericValue = null; | ||
| try { | ||
| if ( text != null ) { | ||
| numericValue = new BigDecimal( text ); | ||
| } | ||
| } catch ( Exception e ) { | ||
| } | ||
| dcv.setNumericValue( numericValue ); | ||
| break; | ||
| case NUMERIC_BIGDECIMAL: | ||
| BigDecimal bigDecimalValue = null; | ||
| try { | ||
| if ( text != null ) { | ||
| bigDecimalValue = new BigDecimal( text ); | ||
| } | ||
| } catch ( Exception e ) { | ||
| } | ||
| dcv.setNumericValue( bigDecimalValue ); | ||
| break; | ||
| case NUMERIC_BIGINTEGER: | ||
| BigInteger bigIntegerValue = null; | ||
| try { | ||
| if ( text != null ) { | ||
| bigIntegerValue = new BigInteger( text ); | ||
| } | ||
| } catch ( Exception e ) { | ||
| } | ||
| dcv.setNumericValue( bigIntegerValue ); | ||
| break; | ||
| case NUMERIC_BYTE: | ||
| Byte byteValue = null; | ||
| try { | ||
| if ( text != null ) { | ||
| byteValue = Byte.valueOf( text ); | ||
| } | ||
| } catch ( Exception e ) { | ||
| } | ||
| dcv.setNumericValue( byteValue ); | ||
| break; | ||
| case NUMERIC_DOUBLE: | ||
| Double doubleValue = null; | ||
| try { | ||
| if ( text != null ) { | ||
| doubleValue = Double.valueOf( text ); | ||
| } | ||
| } catch ( Exception e ) { | ||
| } | ||
| dcv.setNumericValue( doubleValue ); | ||
| break; | ||
| case NUMERIC_FLOAT: | ||
| Float floatValue = null; | ||
| try { | ||
| if ( text != null ) { | ||
| floatValue = Float.valueOf( text ); | ||
| } | ||
| } catch ( Exception e ) { | ||
| } | ||
| dcv.setNumericValue( floatValue ); | ||
| break; | ||
| case NUMERIC_INTEGER: | ||
| Integer integerValue = null; | ||
| try { | ||
| if ( text != null ) { | ||
| integerValue = Integer.valueOf( text ); | ||
| } | ||
| } catch ( Exception e ) { | ||
| } | ||
| dcv.setNumericValue( integerValue ); | ||
| break; | ||
| case NUMERIC_LONG: | ||
| Long longValue = null; | ||
| try { | ||
| if ( text != null ) { | ||
| longValue = Long.valueOf( text ); | ||
| } | ||
| } catch ( Exception e ) { | ||
| } | ||
| dcv.setNumericValue( longValue ); | ||
| break; | ||
| case NUMERIC_SHORT: | ||
| Short shortValue = null; | ||
| try { | ||
| if ( text != null ) { | ||
| shortValue = Short.valueOf( text ); | ||
| } | ||
| } catch ( Exception e ) { | ||
| } | ||
| dcv.setNumericValue( shortValue ); | ||
| break; | ||
| } | ||
|
|
||
| } | ||
|
|
||
| //If the Decision Table model was pre-5.4 Numeric data-types were always stored as | ||
| //BigDecimals. This function attempts to set the correct DTCellValue property based | ||
| //on the *true* data type. | ||
| private static void convertDTCellValueFromNumeric( final DataType.DataTypes dataType, | ||
| final DTCellValue52 dcv ) { | ||
| //Generic type NUMERIC was always stored as a BigDecimal | ||
| final BigDecimal value = (BigDecimal) dcv.getNumericValue(); | ||
| switch ( dataType ) { | ||
| case NUMERIC_BIGDECIMAL: | ||
| dcv.setNumericValue( value == null ? null : value ); | ||
| break; | ||
| case NUMERIC_BIGINTEGER: | ||
| dcv.setNumericValue( value == null ? null : value.toBigInteger() ); | ||
| break; | ||
| case NUMERIC_BYTE: | ||
| dcv.setNumericValue( value == null ? null : value.byteValue() ); | ||
| break; | ||
| case NUMERIC_DOUBLE: | ||
| dcv.setNumericValue( value == null ? null : value.doubleValue() ); | ||
| break; | ||
| case NUMERIC_FLOAT: | ||
| dcv.setNumericValue( value == null ? null : value.floatValue() ); | ||
| break; | ||
| case NUMERIC_INTEGER: | ||
| dcv.setNumericValue( value == null ? null : value.intValue() ); | ||
| break; | ||
| case NUMERIC_LONG: | ||
| dcv.setNumericValue( value == null ? null : value.longValue() ); | ||
| break; | ||
| case NUMERIC_SHORT: | ||
| dcv.setNumericValue( value == null ? null : value.shortValue() ); | ||
| break; | ||
| } | ||
|
|
||
| } | ||
|
|
||
| } |
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