public class DBCmdParam extends DBExpr
Modifier and Type | Field and Description |
---|---|
protected DBCommand |
cmd |
protected DataType |
type |
protected Object |
value |
CTX_ALIAS, CTX_ALL, CTX_DEFAULT, CTX_FULLNAME, CTX_NAME, CTX_NOPARENTHESES, CTX_VALUE
Modifier | Constructor and Description |
---|---|
protected |
DBCmdParam(DBCommand cmd,
DataType type,
Object value)
Protected constructor used e.g. by DBCommand.addParam(...)
|
Modifier and Type | Method and Description |
---|---|
void |
addReferencedColumns(Set<DBColumn> list)
Internal function to obtain all DBColumnExpr-objects used by this expression.
|
void |
addSQL(StringBuilder buf,
long context)
Used to build the SQL command.
|
protected Object |
getCmdParamValue(Object value)
Returns the internal parameter value for a given "real" value.
|
DBDatabase |
getDatabase()
Returns the database object to which this object belongs to.
|
DataType |
getDataType()
Returns the data type of the command parameter
|
Object |
getValue()
Returns the current value of the parameter.
|
void |
setValue(Object value)
Sets the current value of the parameter
|
getObjectValue, getValueClass
protected DBCmdParam(DBCommand cmd, DataType type, Object value)
cmd
- the command to which this DBCommand belongs totype
- the parameter data typevalue
- the initial value (can be changed any time by calling setValue(...))protected Object getCmdParamValue(Object value)
value
- the "real" valuepublic void addSQL(StringBuilder buf, long context)
DBExpr
public void addReferencedColumns(Set<DBColumn> list)
DBExpr
addReferencedColumns
in class DBExpr
list
- list to which all used column expressions must be addedDBExpr.addReferencedColumns(Set)
public DBDatabase getDatabase()
DBObject
getDatabase
in class DBObject
public DataType getDataType()
public Object getValue()
public void setValue(Object value)
value
- the new valueCopyright © 2008–2018 Apache Software Foundation. All rights reserved.