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java.lang.Objectorg.apache.derby.impl.sql.catalog.DDdependableFinder
org.apache.derby.impl.sql.catalog.DDColumnDependableFinder
public class DDColumnDependableFinder
Class for implementation of DependableFinder in the core DataDictionary for referenced columns in a table.
Field Summary | |
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private byte[] |
columnBitMap
|
Constructor Summary | |
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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 | |
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(package private) Dependable |
findDependable(DataDictionary dd,
UUID dependableObjectID)
Find a dependable object, which is essentially a table descriptor with referencedColumnMap field set. |
byte[] |
getColumnBitMap()
Get the byte array encoding the bitmap of referenced columns in a table. |
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 |
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getDependable, getSQLObjectType, getTypeFormatId, toString |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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private byte[] columnBitMap
Constructor Detail |
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public DDColumnDependableFinder(int formatId)
public DDColumnDependableFinder(int formatId, byte[] columnBitMap)
Method Detail |
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public byte[] getColumnBitMap()
public void setColumnBitMap(byte[] columnBitMap)
columnBitMap
- byte array as in a FormatableBitSet encoding column bit mapDependable findDependable(DataDictionary dd, UUID dependableObjectID) throws StandardException
findDependable
in class DDdependableFinder
dd
- data dictionarydependableObjectID
- dependable object ID (table UUID)
StandardException
public 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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Built on Thu 2010-12-23 20:49:13+0000, from revision ??? | ||||||||
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