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java.lang.Objectorg.apache.derby.impl.sql.catalog.DDdependableFinder
org.apache.derby.impl.sql.catalog.DDColumnDependableFinder
Class for implementation of DependableFinder in the core DataDictionary for referenced columns in a table.
Field Summary | |
private byte[] |
columnBitMap
|
Fields inherited from class org.apache.derby.impl.sql.catalog.DDdependableFinder |
|
Constructor Summary | |
DDColumnDependableFinder(int formatId)
Constructor same as in parent. |
|
DDColumnDependableFinder(int formatId,
byte[] columnBitMap)
Constructor given referenced column bit map byte array as in FormatableBitSet |
Method Summary | |
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. |
void |
readExternal(java.io.ObjectInput in)
Read this object from a stream of stored objects. |
void |
setColumnBitMap(byte[] columnBitMap)
Set the byte array encoding the bitmap of referenced columns in a table. |
void |
writeExternal(java.io.ObjectOutput out)
Write this object to a stream of stored objects. |
Methods inherited from class org.apache.derby.impl.sql.catalog.DDdependableFinder |
getDependable, getDependable, getSQLObjectName, getSQLObjectName, getSQLObjectType, getTypeFormatId, toString |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
private byte[] columnBitMap
Constructor Detail |
public DDColumnDependableFinder(int formatId)
public DDColumnDependableFinder(int formatId, byte[] columnBitMap)
Method Detail |
public byte[] getColumnBitMap()
public void setColumnBitMap(byte[] columnBitMap)
protected Dependable getDependable(DataDictionary dd, UUID dependableObjectID) throws StandardException
getDependable
in class DDdependableFinder
StandardException
- thrown on errorpublic void readExternal(java.io.ObjectInput in) throws java.io.IOException, java.lang.ClassNotFoundException
readExternal
in interface java.io.Externalizable
readExternal
in class DDdependableFinder
in
- read this.
java.io.IOException
java.lang.ClassNotFoundException
public void writeExternal(java.io.ObjectOutput out) throws java.io.IOException
writeExternal
in interface java.io.Externalizable
writeExternal
in class DDdependableFinder
out
- write bytes here.
java.io.IOException
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