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java.lang.Objectorg.castor.cpa.persistence.sql.keygen.KeyGeneratorTypeHandlerString
public final class KeyGeneratorTypeHandlerString
Class implementing the KeyGeneratorTypeHandler for String type.
Constructor Summary | |
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KeyGeneratorTypeHandlerString(boolean fail,
int length)
Construct an type handler for string values. |
Method Summary | |
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java.lang.String |
add(java.lang.String value,
int offset)
Adds the new Type Handler of type T to the provided handler instance at the provided offset. |
void |
bindValue(java.sql.PreparedStatement stmt,
int index,
java.lang.String value)
Binds the value in the sql preparedstatement at the provided index location. |
java.lang.String |
getNextValue(java.sql.ResultSet rs)
Gets the value from resultset by calling getValue method and then calls the increment method to increment the extracted value. |
java.lang.String |
getValue(java.sql.ResultSet rs)
Reads the resultset and return the extracted typehandler value from the resultset. |
java.lang.String |
increment(java.lang.String value)
Increments the provided value by ONE. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public KeyGeneratorTypeHandlerString(boolean fail, int length)
fail
- true
if the type handler should fail when current row of the
record set is not valid, false
otherwise.length
- Length of the string.Method Detail |
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public java.lang.String getNextValue(java.sql.ResultSet rs) throws PersistenceException, java.sql.SQLException
getNextValue
in interface KeyGeneratorTypeHandler<java.lang.String>
rs
- A ResultSet object.
PersistenceException
- If ResultSet is empty or if the type handler
should fail when current row of the record set is not valid,
java.sql.SQLException
- If database error occurs.public java.lang.String getValue(java.sql.ResultSet rs) throws PersistenceException, java.sql.SQLException
getValue
in interface KeyGeneratorTypeHandler<java.lang.String>
rs
- ResultSet object
PersistenceException
- If ResultSet is empty or if the type handler
should fail when current row of the record set is not valid,
java.sql.SQLException
- If database error occurs.public java.lang.String increment(java.lang.String value)
increment
in interface KeyGeneratorTypeHandler<java.lang.String>
value
- value to be incremented.
public java.lang.String add(java.lang.String value, int offset)
add
in interface KeyGeneratorTypeHandler<java.lang.String>
value
- Handler instance in which new value will be addedoffset
- Offset location. *
public void bindValue(java.sql.PreparedStatement stmt, int index, java.lang.String value) throws java.sql.SQLException
bindValue
in interface KeyGeneratorTypeHandler<java.lang.String>
stmt
- A SQL PreparedStatement.index
- Index location for binding parameter to statement.value
- Value to be binded
java.sql.SQLException
- If SQL error occurs in binding param to sql statement.
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