public static boolean setStringDataFilter(Analysis analysis, String datafilterString) {
EList<Domain> dataFilters = analysis.getParameters().getDataFilter();
// update existing filters
if (!dataFilters.isEmpty()) {
Domain domain = dataFilters.get(0);
EList<RangeRestriction> ranges = domain.getRanges();
RangeRestriction rangeRestriction =
(ranges.isEmpty()) ? DomainHelper.addRangeRestriction(domain) : ranges.get(0);
BooleanExpressionNode expressions = rangeRestriction.getExpressions();
if (expressions == null) {
expressions = BooleanExpressionHelper.createBooleanExpressionNode(datafilterString);
rangeRestriction.setExpressions(expressions);
} else {
Expression expression = expressions.getExpression();
if (expression == null) {
expression =
BooleanExpressionHelper.createTdExpression(
BooleanExpressionHelper.DEFAULT_LANGUAGE, datafilterString);
expressions.setExpression(expression);
} else {
expression.setBody(datafilterString);
}
}
return false;
}
// else
return dataFilters.add(createDomain(analysis, datafilterString));
}
private static Domain createDomain(Analysis analysis, String datafilterString, String alias) {
// by default use same name as the analysis. This is ok as long as there is only one datafilter.
Domain domain = DomainHelper.createDomain(analysis.getName() + alias);
RangeRestriction rangeRestriction = DomainHelper.addRangeRestriction(domain);
BooleanExpressionNode expressionNode =
BooleanExpressionHelper.createBooleanExpressionNode(datafilterString);
rangeRestriction.setExpressions(expressionNode);
return domain;
}
/**
* DOC xqliu Comment method "getStringDataFilter".
*
* @param analysis
* @param index 0 for DataFilterA, 1 for DataFilterB
* @return
*/
public static String getStringDataFilter(Analysis analysis, int index) {
AnalysisParameters parameters = analysis.getParameters();
if (parameters == null) {
return null;
}
EList<Domain> dataFilters = parameters.getDataFilter();
// remove existing filters
if (dataFilters == null || dataFilters.isEmpty()) {
return null;
}
int i = 0;
for (Domain domain : dataFilters) {
if (domain == null) {
continue;
}
EList<RangeRestriction> ranges = domain.getRanges();
for (RangeRestriction rangeRestriction : ranges) {
BooleanExpressionNode expressions = rangeRestriction.getExpressions();
if (expressions == null) {
continue;
}
Expression expression = expressions.getExpression();
if (expression == null) {
continue;
}
if (i == index) {
// MOD klliu 2011-07-14 bug 23150 solve an NPE
String body = expression.getBody();
if (body == null) {
continue;
}
// ~
return body.trim();
} else if (i > index) {
return null;
}
}
i++;
}
return null;
}
/**
* DOC xqliu Comment method "setStringDataFilter".
*
* @param analysis
* @param datafilterString
* @param index 0 for DataFilterA, 1 for DataFilterB
* @return
*/
public static boolean setStringDataFilter(Analysis analysis, String datafilterString, int index) {
if (index == 1) {
EList<Domain> dataFilters = analysis.getParameters().getDataFilter();
int size = dataFilters.size();
if (size == 0) {
dataFilters.add(createDomain(analysis, "")); // $NON-NLS-1$
return dataFilters.add(createDomain(analysis, datafilterString, "1")); // $NON-NLS-1$
} else if (size == 1) {
return dataFilters.add(createDomain(analysis, datafilterString, "1")); // $NON-NLS-1$
} else if (size == 2) {
Domain domain = dataFilters.get(1);
EList<RangeRestriction> ranges = domain.getRanges();
RangeRestriction rangeRestriction =
(ranges.isEmpty()) ? DomainHelper.addRangeRestriction(domain) : ranges.get(0);
BooleanExpressionNode expressions = rangeRestriction.getExpressions();
if (expressions == null) {
expressions = BooleanExpressionHelper.createBooleanExpressionNode(datafilterString);
rangeRestriction.setExpressions(expressions);
} else {
Expression expression = expressions.getExpression();
if (expression == null) {
expression =
BooleanExpressionHelper.createTdExpression(
BooleanExpressionHelper.DEFAULT_LANGUAGE, datafilterString);
expressions.setExpression(expression);
} else {
expression.setBody(datafilterString);
}
}
return false;
} else {
return false;
}
} else {
return setStringDataFilter(analysis, datafilterString);
}
}