public boolean isCubeMeasure(String col) {
if (col == null) {
return false;
}
col = col.trim();
// Take care of brackets added around col names in HQLParsrer.getString
if (col.startsWith("(") && col.endsWith(")") && col.length() > 2) {
col = col.substring(1, col.length() - 1);
}
String[] split = StringUtils.split(col, ".");
if (split.length <= 1) {
col = col.trim().toLowerCase();
if (queriedExprs.contains(col)) {
return exprCtx
.getExpressionContext(col, getAliasForTableName(cube.getName()))
.hasMeasures();
} else {
return cube.getMeasureNames().contains(col);
}
} else {
String cubeName = split[0].trim().toLowerCase();
String colName = split[1].trim().toLowerCase();
if (cubeName.equalsIgnoreCase(cube.getName())
|| cubeName.equals(getAliasForTableName(cube.getName()))) {
if (queriedExprs.contains(colName)) {
return exprCtx.getExpressionContext(colName, cubeName).hasMeasures();
} else {
return cube.getMeasureNames().contains(colName.toLowerCase());
}
} else {
return false;
}
}
}
/**
* Figure out queried dim attributes and measures from the cube query context
*
* @param cubeql
* @throws LensException
*/
private void findDimAttributesAndMeasures(CubeQueryContext cubeql) throws LensException {
CubeInterface cube = cubeql.getCube();
if (cube != null) {
Set<String> cubeColsQueried = cubeql.getColumnsQueried(cube.getName());
Set<String> queriedDimAttrs = new HashSet<String>();
Set<String> queriedMsrs = new HashSet<String>();
Set<String> queriedExprs = new HashSet<String>();
if (cubeColsQueried != null && !cubeColsQueried.isEmpty()) {
for (String col : cubeColsQueried) {
if (cube.getMeasureNames().contains(col)) {
queriedMsrs.add(col);
} else if (cube.getDimAttributeNames().contains(col)) {
queriedDimAttrs.add(col);
} else if (cube.getExpressionNames().contains(col)) {
queriedExprs.add(col);
}
}
}
cubeql.addQueriedDimAttrs(queriedDimAttrs);
cubeql.addQueriedMsrs(queriedMsrs);
cubeql.addQueriedExprs(queriedExprs);
}
}
