/**
* @param cell The thing we are rendering.
* @return A data structure we can easily jsonify.
*/
public Map<String, Object> toMap(ResultCell cell) {
final Map<String, Object> mapping = new HashMap<String, Object>();
if (cell == null) {
mapping.put(CELL_KEY_URL, null);
mapping.put(CELL_KEY_VALUE, null);
mapping.put(CELL_KEY_COLUMN, null);
} else {
String link = null;
// Try to generate a link using the redirector.
if (redirector != null && cell.getObject() instanceof InterMineObject) {
link = redirector.generateLink(im, (InterMineObject) cell.getObject());
}
if (link == null) {
link = PortalHelper.generateReportPath(cell);
}
mapping.put(CELL_KEY_URL, link);
mapping.put(CELL_KEY_CLASS, cell.getType());
mapping.put(CELL_KEY_ID, cell.getId());
mapping.put(CELL_KEY_COLUMN, cell.getPath().toStringNoConstraints());
final Object raw = cell.getField();
final Object cooked; // After formatting and any transformations.
// Important that CLOBs go in as strings, to prevent infinite recursions
// by moronic JSON libraries... - place other edge cases here.
// Also, don't return too much data...
if (raw != null && raw instanceof CharSequence) {
final CharSequence cs = (CharSequence) raw;
if (cs.length() <= maxCellLength) {
cooked = cs.toString();
} else {
cooked = cs.subSequence(0, maxCellLength) + "...";
}
} else {
cooked = raw;
}
mapping.put(CELL_KEY_VALUE, cooked);
}
return mapping;
}
// TODO javadoc to describe what this does
private MultiRow<ResultsRow<MultiRowValue<ResultElement>>> translateRow(
MultiRow<ResultsRow<MultiRowValue>> multiRow) {
try {
MultiRow<ResultsRow<MultiRowValue<ResultElement>>> retval =
new MultiRow<ResultsRow<MultiRowValue<ResultElement>>>();
for (ResultsRow<MultiRowValue> initialList : multiRow) {
ResultsRow<MultiRowValue<ResultElement>> rowCells =
new ResultsRow<MultiRowValue<ResultElement>>();
for (Path columnPath : columnPaths) {
String columnName = columnPath.toStringNoConstraints();
Integer columnIndexInteger = pathToIndex.get(columnName);
String parentColumnName = columnPath.getPrefix().toStringNoConstraints();
if (columnIndexInteger == null) {
columnIndexInteger = pathToIndex.get(parentColumnName);
}
if (columnIndexInteger == null) {
throw new NullPointerException(
"Path: \""
+ columnName
+ "\", pathToIndex: \""
+ pathToIndex
+ "\", prefix: \""
+ parentColumnName
+ "\", query: \""
+ PathQueryBinding.marshal(
pathQuery,
"",
pathQuery.getModel().getName(),
PathQuery.USERPROFILE_VERSION)
+ "\"");
}
int columnIndex = columnIndexInteger.intValue();
MultiRowValue origO = initialList.get(columnIndex);
FastPathObject o = (FastPathObject) (origO == null ? null : origO.getValue());
int rowspan = -1;
if (origO == null) {
rowspan = 1;
} else if (origO instanceof MultiRowFirstValue) {
rowspan = ((MultiRowFirstValue) origO).getRowspan();
}
String lastCd;
if (columnPath.endIsAttribute()) {
lastCd = columnPath.getLastClassDescriptor().getName();
} else {
// special case for columns that contain objects eg. Gene.chromosomeLocation
lastCd = columnPath.getLastClassDescriptor().getName();
}
String type = TypeUtil.unqualifiedName(lastCd);
Path path;
String fieldName = null;
try {
if (columnPath.endIsAttribute()) {
fieldName = columnName.substring(columnName.lastIndexOf(".") + 1);
path = new Path(model, type + '.' + fieldName);
} else {
// special case for columns that contain objects
path = new Path(model, type);
}
} catch (PathException e) {
// Should never happen if the field name is valid
throw new Error("There must be a bug", e);
}
// Three cases:
// 1) attribute has a value so create a result element
// 2) we have an object but attribute is null -> create a ResultElement with
// value null
// 3) the object is null (outer join) so add null value rowCells
// Object fieldValue;
// try {
// fieldValue = (o == null ? null : PathUtil.resolvePath(path, o));
// } catch (PathException e) {
// throw new IllegalArgumentException("Path: \"" + columnName
// + "\", pathToIndex: \"" + pathToIndex + "\", prefix: \""
// + parentColumnName + "\", query: \""
// + PathQueryBinding.marshal(pathQuery, "",
// pathQuery.getModel()
// .getName(), PathQuery.USERPROFILE_VERSION)
// + "\", columnIndex: \"" + columnIndex + "\",
// initialList: \""
// + initialList + "\"", e);
// }
if (o != null) {
String fieldCDName = path.getLastClassDescriptor().getName();
String unqualifiedFieldCD = TypeUtil.unqualifiedName(fieldCDName);
boolean isKeyField;
if (fieldName == null) {
// special case for columns that contain objects
isKeyField = false;
} else {
isKeyField = ClassKeyHelper.isKeyField(classKeys, unqualifiedFieldCD, fieldName);
}
ResultElement resultElement = new ResultElement(o, path, isKeyField);
// link to report page by default, unless it says otherwise in config
if (redirector != null) {
try {
String linkRedirect = redirector.generateLink(im, (InterMineObject) o);
if (linkRedirect != null) {
resultElement.setLinkRedirect(linkRedirect);
}
} catch (ClassCastException e) {
// Simple objects cannot be consumed by redirectors.
}
}
if (rowspan >= 0) {
rowCells.add(new MultiRowFirstValue(resultElement, rowspan));
} else {
rowCells.add(null);
}
} else {
if (rowspan >= 0) {
rowCells.add(new MultiRowFirstValue(null, rowspan));
} else {
rowCells.add(null);
}
}
}
retval.add(rowCells);
}
return retval;
} catch (IndexOutOfBoundsException e) {
throw new RuntimeException(e);
}
}