| java.lang.Object
 org.apache.derby.impl.sql.catalog.DDdependableFinder
org.apache.derby.impl.sql.catalog.DDColumnDependableFinder
| DDColumnDependableFinder | | public class DDColumnDependableFinder extends DDdependableFinder (Code) | | Class for implementation of DependableFinder in the core DataDictionary
for referenced columns in a table.
author:
Tingjian Ge |
| Method Summary | |
| public byte[] | getColumnBitMap()
Get the byte array encoding the bitmap of referenced columns in
a table. | | protected Dependable | getDependable(DataDictionary dd, UUID dependableObjectID)
Get a dependable object, which is essentially a table descriptor with
referencedColumnMap field set. | | public void | readExternal(ObjectInput in)
Read this object from a stream of stored objects. | | public void | setColumnBitMap(byte[] columnBitMap)
Set the byte array encoding the bitmap of referenced columns in
a table. | | public void | writeExternal(ObjectOutput out)
Write this object to a stream of stored objects. |
| DDColumnDependableFinder | | public DDColumnDependableFinder(int formatId)(Code) | | Constructor same as in parent.
|
| DDColumnDependableFinder | | public DDColumnDependableFinder(int formatId, byte[] columnBitMap)(Code) | | Constructor given referenced column bit map byte array as in FormatableBitSet
|
| getColumnBitMap | | public byte[] getColumnBitMap()(Code) | | Get the byte array encoding the bitmap of referenced columns in
a table.
byte array as in a FormatableBitSet encoding column bit map |
| getDependable | | protected Dependable getDependable(DataDictionary dd, UUID dependableObjectID) throws StandardException(Code) | | Get a dependable object, which is essentially a table descriptor with
referencedColumnMap field set.
Parameters:
dd - data dictionary
Parameters:
dependableObjectID - dependable object ID (table UUID) a dependable, a table descriptor with referencedColumnMapfield set |
| setColumnBitMap | | public void setColumnBitMap(byte[] columnBitMap)(Code) | | Set the byte array encoding the bitmap of referenced columns in
a table.
Parameters:
columnBitMap - byte array as in a FormatableBitSet encoding column bit map |
| writeExternal | | public void writeExternal(ObjectOutput out) throws IOException(Code) | | Write this object to a stream of stored objects. Just write the
byte array, besides what the parent does.
Parameters:
out - write bytes here. |
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