private void fillValueWithMetadata(
final TemplateTree tree,
final ValueNode root,
final Object metadata,
final Map<String, Set<Object>> excluded,
final boolean prune,
final boolean overwrite)
throws ParseException {
final List<ValueNode> children = new ArrayList<>(root.children);
for (ValueNode node : children) {
final ValueNode origNode = new ValueNode(node);
final Object obj = getValue(node, metadata, excluded, overwrite);
if (obj instanceof Collection && !((Collection) obj).isEmpty()) {
final Iterator it = ((Collection) obj).iterator();
int i = node.ordinal;
while (it.hasNext()) {
Object child = it.next();
node = tree.duplicateNode(origNode, i);
if (node.isField()) {
node.value = valueToString(node, child, !prune, overwrite);
} else {
fillValueWithMetadata(tree, node, child, excluded, prune, overwrite);
}
i++;
}
} else {
if (node.isField()) {
node.value = valueToString(node, obj, !prune, overwrite);
} else {
fillValueWithMetadata(tree, node, obj, excluded, prune, overwrite);
}
}
}
}
public boolean isTrue(Env env) throws EvaluationError {
int leftVal = left.value(env);
int rightVal = right.value(env);
switch (op) {
case '<':
return leftVal < rightVal;
case '>':
return leftVal > rightVal;
case '=':
return leftVal == rightVal;
default:
throw new EvaluationError(String.format("Invalid operator %c", op));
}
}
private ValueNode extractSubTreeFromMetadata(
final ValueNode root, final Object metadata, final Map<String, Set<Object>> excluded)
throws ParseException {
if (root.isField()) {
root.value = valueToString(root, metadata, false, false);
return root;
}
final List<ValueNode> children = new ArrayList<>(root.children);
for (ValueNode node : children) {
final ValueNode origNode = new ValueNode(node);
final Object obj = getValue(node, metadata, excluded, false);
if (obj instanceof Collection && !((Collection) obj).isEmpty()) {
final Iterator it = ((Collection) obj).iterator();
int i = node.ordinal;
boolean first = true;
while (it.hasNext()) {
Object child = it.next();
if (!first) {
node = new ValueNode(origNode, root, i);
}
if (node.isField()) {
node.value = valueToString(node, child, false, false);
} else {
extractSubTreeFromMetadata(node, child, excluded);
}
first = false;
i++;
}
} else {
if (node.isField()) {
node.value = valueToString(node, obj, false, false);
} else {
extractSubTreeFromMetadata(node, obj, excluded);
}
}
}
return root;
}
