Github user ankitsinghal commented on a diff in the pull request:
https://github.com/apache/phoenix/pull/153#discussion_r58687494
--- Diff:
phoenix-core/src/main/java/org/apache/phoenix/util/SchemaUtil.java ---
@@ -897,4 +941,86 @@ public static boolean hasRowTimestampColumn(PTable
table) {
PName schemaName = dataTable.getSchemaName();
return getTableKey(tenantId == null ? ByteUtil.EMPTY_BYTE_ARRAY :
tenantId.getBytes(), schemaName == null ? ByteUtil.EMPTY_BYTE_ARRAY :
schemaName.getBytes(), dataTable.getTableName().getBytes());
}
+
+ public static byte[] getSchemaKey(String schemaName) {
+ return SchemaUtil.getTableKey(null, schemaName,
MetaDataClient.EMPTY_TABLE);
+ }
+
+ public static PName getPhysicalHBaseTableName(PName pName, boolean
isNamespaceMapped, PTableType type) {
+ return getPhysicalHBaseTableName(pName.toString(),
isNamespaceMapped, type);
+ }
+
+ public static PName getPhysicalHBaseTableName(byte[] tableName,
boolean isNamespaceMapped, PTableType type) {
+ return getPhysicalHBaseTableName(Bytes.toString(tableName),
isNamespaceMapped, type);
+ }
+
+ public static TableName getPhysicalTableName(String fullTableName,
ReadOnlyProps readOnlyProps) {
+ return getPhysicalName(Bytes.toBytes(fullTableName),
readOnlyProps);
+ }
+
+ public static TableName getPhysicalTableName(byte[] fullTableName,
Configuration conf) {
+ return getPhysicalTableName(fullTableName,
isNamespaceMappingEnabled(
+ isSystemTable(fullTableName) ? PTableType.SYSTEM : null,
new ReadOnlyProps(conf.iterator())));
+ }
+
+ public static TableName getPhysicalName(byte[] fullTableName,
ReadOnlyProps readOnlyProps) {
+ return getPhysicalTableName(fullTableName,
+ isNamespaceMappingEnabled(isSystemTable(fullTableName) ?
PTableType.SYSTEM : null, readOnlyProps));
+ }
+
+ public static TableName getPhysicalTableName(byte[] fullTableName,
boolean isNamespaceMappingEnabled) {
+ if (!isNamespaceMappingEnabled) { return
TableName.valueOf(fullTableName); }
+ String tableName = getTableNameFromFullName(fullTableName);
+ String schemaName = getSchemaNameFromFullName(fullTableName);
+ return TableName.valueOf(schemaName, tableName);
+ }
+
+ public static String getSchemaNameFromHBaseFullName(byte[] tableName,
ReadOnlyProps props) {
+ if (tableName == null) { return null; }
+ int index = isNamespaceMappingEnabled(null, props) ?
indexOf(tableName, QueryConstants.NAMESPACE_SEPARATOR_BYTE)
+ : indexOf(tableName, QueryConstants.NAME_SEPARATOR_BYTE);
+ if (index < 0) { return StringUtil.EMPTY_STRING; }
+ return Bytes.toString(tableName, 0, index);
+ }
+
+ public static PName getPhysicalHBaseTableName(String tableName,
boolean isNamespaceMapped, PTableType type) {
+ if (!isNamespaceMapped) { return PNameFactory.newName(tableName); }
+ return PNameFactory
+ .newName(tableName.replace(QueryConstants.NAME_SEPARATOR,
QueryConstants.NAMESPACE_SEPARATOR));
+ }
+
+ public static boolean isSchemaCheckRequired(PTableType tableType,
ReadOnlyProps props) {
+ if (PTableType.TABLE.equals(tableType) &&
isNamespaceMappingEnabled(tableType, props)) { return true; }
+ return false;
+ }
+
+ public static boolean isNamespaceMappingEnabled(PTableType type,
ReadOnlyProps readOnlyProps) {
+ return
readOnlyProps.getBoolean(QueryServices.IS_NAMESPACE_MAPPING_ENABLED,
+ QueryServicesOptions.DEFAULT_IS_NAMESPACE_MAPPING_ENABLED)
+ && (type == null || !PTableType.SYSTEM.equals(type)
--- End diff --
Yes, null is allowed for type here.
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