public RelOptTableImpl getTable(final String[] names) {
List<Pair<String, Object>> pairs = new ArrayList<Pair<String, Object>>();
Schema schema2 = schema;
for (int i = 0; i < names.length; i++) {
final String name = names[i];
Schema subSchema = schema2.getSubSchema(name);
if (subSchema != null) {
pairs.add(Pair.<String, Object>of(name, subSchema));
schema2 = subSchema;
continue;
}
final Table table = schema2.getTable(name);
if (table != null) {
pairs.add(Pair.<String, Object>of(name, table));
if (i != names.length - 1) {
// not enough objects to match all names
return null;
}
return new RelOptTableImpl(
this, typeFactory.createType(table.getElementType()), names, table);
}
return null;
}
return null;
}
public final Table getTable(String tableName, boolean caseSensitive) {
if (caseSensitive) {
return compositeTableMap.get(tableName);
} else {
final TableEntry tableEntry = tableMapInsensitive.get(tableName);
if (tableEntry != null) {
return tableEntry.getTable();
}
final FunctionEntry entry = nullaryFunctionMapInsensitive.get(tableName);
if (entry != null) {
return ((TableMacro) entry.getFunction()).apply(ImmutableList.of());
}
for (String name : schema.getTableNames()) {
if (name.equalsIgnoreCase(tableName)) {
return schema.getTable(name);
}
}
return null;
}
}
public Table getTable(String name) {
return schema.getTable(name);
}