Package org.jbpm.designer.expressioneditor.model

Examples of org.jbpm.designer.expressioneditor.model.Condition

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        String line = null;

        List<ConditionExpression> expectedExpressions = new ArrayList<ConditionExpression>();

        ConditionExpression expression = new ConditionExpression(ConditionExpression.AND_OPERATOR);
        Condition condition = new Condition("between");
        condition.addParam("a");
        condition.addParam("o\"ne");
        condition.addParam("two");
        expression.getConditions().add(condition);
        expectedExpressions.add(expression);

        expression = new ConditionExpression(ConditionExpression.AND_OPERATOR);
        condition = new Condition("isNull");
        condition.addParam("variable1");
        expression.getConditions().add(condition);
        expectedExpressions.add(expression);

        expression = new ConditionExpression(ConditionExpression.AND_OPERATOR);
        condition = new Condition("greaterThan");
        condition.addParam("variable2");
        condition.addParam(" the value ");
        expression.getConditions().add(condition);
        expectedExpressions.add(expression);

        expression = new ConditionExpression(ConditionExpression.AND_OPERATOR);
        condition = new Condition("isNull");
        condition.addParam("a");
        expression.getConditions().add(condition);
        expectedExpressions.add(expression);

        expression = new ConditionExpression(ConditionExpression.AND_OPERATOR);
        condition = new Condition("greaterOrEqualThan");
        condition.addParam("v");
        condition.addParam("one");
        expression.getConditions().add(condition);
        expectedExpressions.add(expression);


        while ((line = lineReader.readLine()) != null) {
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    public void testScript1() throws Exception {

        String script = readFile("Script1.txt");

        ConditionExpression expectedExpression = new ConditionExpression(ConditionExpression.AND_OPERATOR);
        Condition expectedCondition = new Condition("greaterOrEqualThan");
        expectedCondition.addParam("variable");
        expectedCondition.addParam("o\\náéö great! \"\n   áéíóúñÑ @|#~!·$%&/()=?¿");
        expectedExpression.getConditions().add(expectedCondition);

        ExpressionParser parser = new ExpressionParser(script);
        ConditionExpression actualExpression = parser.parse();
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        ExpressionEditorMessage message = new ExpressionEditorMessage();

        ConditionExpression expression = new ConditionExpression("OR");
        message.setExpression(expression);

        Condition condition1 = new Condition();
        condition1.setFunction("isEquals");
        condition1.getParameters().add("variableName1");
        condition1.getParameters().add("param1.1");

        expression.getConditions().add(condition1);


        Condition condition2 = new Condition();
        condition2.setFunction("isBetween");
        condition2.getParameters().add("variableName2");
        condition2.getParameters().add("param2.1");
        condition2.getParameters().add("param2.2");

        expression.getConditions().add(condition2);

        message.setScript("return true;");
        message.setErrorCode("The error code");
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        return parser.getText();
    }

    private List<Condition> parseConditions(JsonParser parser) throws IOException, JsonParseException {
        List<Condition> result = new ArrayList<Condition>();
        Condition condition;

        if (parser.nextToken() == JsonToken.START_ARRAY) {
            while (parser.nextToken() != JsonToken.END_ARRAY) {
                if ((condition = parseCondition(parser)) != null) {
                    result.add(condition);
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        }
        return result;
    }

    private Condition parseCondition(JsonParser parser)  throws IOException, JsonParseException {
        Condition condition = null;
        if (parser.getCurrentToken() == JsonToken.START_OBJECT && parser.nextToken() != JsonToken.END_OBJECT) {
            condition = new Condition();
            if (ExpressionEditorMessageTokens.CONDITION_TOKEN.equals(parser.getCurrentName())) {
                parser.nextToken();
                condition.setFunction(parseText(parser));
            }
            if (parser.nextToken() != JsonToken.END_OBJECT && ExpressionEditorMessageTokens.PARAMETERS_TOKEN.equals(parser.getCurrentName())) {
                //parser the parameters
                if (parser.nextToken() == JsonToken.START_ARRAY) {
                    while (parser.nextToken() != JsonToken.END_ARRAY) {
                        condition.addParam(parseText(parser));
                    }
                }
            }
        }
        return condition;
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    }

    public ConditionExpression parse() throws ParseException {

        ConditionExpression conditionExpression = new ConditionExpression();
        Condition condition = null;
        FunctionDef functionDef = null;

        parseReturnSentence();

        functionName = parseFunctionName();
        functionName = functionName.substring(KIE_FUNCTIONS.length(), functionName.length());
        functionDef = functionsRegistry.get(functionName);

        if (functionDef == null) throw new ParseException(errorMessage(FUNCTION_NAME_NOT_RECOGNIZED_ERROR, functionName), parseIndex);

        conditionExpression.setOperator(ConditionExpression.AND_OPERATOR);
        condition = new Condition(functionName);
        conditionExpression.getConditions().add(condition);

        String param = null;
        boolean first = true;

        for (ParamDef paramDef : functionDef.getParams()) {
            if (first) {
                first = false;
            } else {
                parseParamDelimiter();
            }

            if (Object.class.getName().equals(paramDef.getType().getName())) {
                param = parseVariableName();
            } else {
                param = parseStringParameter();
            }
            condition.addParam(param);
        }

        //all parameters were consumed
        parseFunctionClose();
        parseSentenceClose();
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Related Classes of org.jbpm.designer.expressioneditor.model.Condition

  • org.jbpm.designer.expressioneditor.ExpressionEditorMessageMarshallingTest
  • org.jbpm.designer.expressioneditor.ExpressionParserTest
  • org.jbpm.designer.expressioneditor.marshalling.ExpressionEditorMessageJSONUnmarshaller
  • org.jbpm.designer.expressioneditor.parser.ExpressionParser
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