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java.lang.Objectorg.castor.cpa.persistence.sql.query.QueryObject
org.castor.cpa.persistence.sql.query.Update
public final class Update
Class to generate SQL update query statements.
Note: Be aware that the SQL statement will be invalid without any assignment
of for empty compound conditions.
Constructor Summary | |
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Update(java.lang.String name)
Construct a SQL update statement that updates records of the table provided. |
Method Summary | |
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void |
addAssignment(Assignment assignment)
Appends given assignment to the list of Assignment objects. |
void |
addAssignment(Column column,
Expression value)
Appends an assignment of the given value to the given column. |
Condition |
getCondition()
Get condition that specifies which records to update. |
void |
setCondition(Condition condition)
Set condition that specifies which records to update. |
void |
toString(QueryContext ctx)
Append a string representation of the object to the given QueryContext. |
Methods inherited from class org.castor.cpa.persistence.sql.query.QueryObject |
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toString |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public Update(java.lang.String name)
name
- Name of the table in update statement.Method Detail |
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public void addAssignment(Assignment assignment)
assignment
- Assignment object added to the list of assignments that will
be appended to SET clause of sql statement.public void addAssignment(Column column, Expression value)
column
- Column to assign the value to.value
- Expression to be assigned to the column.public Condition getCondition()
public void setCondition(Condition condition)
condition
- Condition that specifies which records to update.public void toString(QueryContext ctx)
QueryObject
toString
in class QueryObject
ctx
- QueryContext to append the string representation of the object to.
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