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java.lang.Object org.sormula.operation.SqlOperation<R> org.sormula.operation.ModifyOperation<R> org.sormula.operation.DeleteOperation<R>
R
- class type which contains members for columns of a row in a tablepublic class DeleteOperation<R>
SQL delete operation for row of type R.
Constructor Summary | |
---|---|
DeleteOperation(Table<R> table)
Constructs standard sql delete for primary key as: DELETE FROM table WHERE primary key clause |
|
DeleteOperation(Table<R> table,
java.lang.String whereConditionName)
Constructs for standard sql delete statement as: DELETE FROM table WHERE ... |
Method Summary | |
---|---|
int |
delete(java.lang.Object... parameters)
Deletes rows based upon parameters. |
int |
delete(R row)
Deletes a row. |
int |
deleteAll(java.util.Collection<R> rows)
Deletes all rows in collection. |
protected void |
initBaseSql()
Sets base sql with SqlOperation.setBaseSql(String) . |
protected java.util.List<CascadeOperation<R,?>> |
prepareCascades(java.lang.reflect.Field field)
Creates and prepares cascade operations based upon cascade annotations for a field. |
protected void |
prepareColumns(R row)
Deprecated. |
protected void |
writeColumns(R row)
Does nothing since delete statements have no columns. |
Methods inherited from class org.sormula.operation.ModifyOperation |
---|
close, execute, getRowsAffected, isBatch, modify, modify, modifyAll, postExecute, postExecuteCascade, preExecute, preExecuteCascade, setBatch, setParameters, setRow, setRows, setRows, setRows, setRowsAffected |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public DeleteOperation(Table<R> table) throws OperationException
table
- delete from this table
OperationException
- if errorpublic DeleteOperation(Table<R> table, java.lang.String whereConditionName) throws OperationException
table
- delete from this tablewhereConditionName
- name of where condition to use ("primaryKey" to delete
by primary key; empty string to delete all rows in table)
OperationException
- if errorMethod Detail |
---|
public int delete(R row) throws OperationException
ModifyOperation.modify(Object)
.
row
- row to use for parameters
ModifyOperation.getRowsAffected()
OperationException
- if errorpublic int deleteAll(java.util.Collection<R> rows) throws OperationException
ModifyOperation.modifyAll(Collection)
.
rows
- collection of rows to use as parameters
ModifyOperation.getRowsAffected()
OperationException
- if errorpublic int delete(java.lang.Object... parameters) throws OperationException
ModifyOperation.modify(Object...)
.
parameters
- operation parameters as objects (see ModifyOperation.setParameters(Object...)
)
OperationException
- if error@Deprecated protected void prepareColumns(R row) throws OperationException
SqlOperation
SqlOperation.writeColumns(Object)
.
prepareColumns
in class SqlOperation<R>
OperationException
protected void writeColumns(R row) throws OperationException
writeColumns
in class SqlOperation<R>
row
- get column values from this row
OperationException
- if errorprotected void initBaseSql()
SqlOperation.setBaseSql(String)
.
protected java.util.List<CascadeOperation<R,?>> prepareCascades(java.lang.reflect.Field field) throws OperationException
prepareCascades
in class SqlOperation<R>
field
- annotation is for this field of row class R
OperationException
- if error
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