MapHandler

java.lang.Object
- org.apache.commons.dbutils.handlers.MapHandler

All Implemented Interfaces:

ResultSetHandler<java.util.Map<java.lang.String,java.lang.Object>>
```
public class MapHandler
extends java.lang.Object
implements ResultSetHandler<java.util.Map<java.lang.String,java.lang.Object>>
```
ResultSetHandler implementation that converts the first ResultSet row into a Map. This class is thread safe.

See Also:

ResultSetHandler

Field Summary

Fields
Modifier and Type Field Description

private RowProcessor convert
The RowProcessor implementation to use when converting rows into Maps.

Constructor Summary

Constructors
Constructor	Description
`MapHandler()`	Creates a new instance of MapHandler using a `BasicRowProcessor` for conversion.
`MapHandler(RowProcessor convert)`	Creates a new instance of MapHandler.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.util.Map<java.lang.String,java.lang.Object>`	`handle(java.sql.ResultSet rs)`	Converts the first row in the `ResultSet` into a `Map`.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - convert
```
private final RowProcessor convert
```
    The RowProcessor implementation to use when converting rows into Maps.
- Constructor Detail
  - MapHandler
```
public MapHandler()
```
    Creates a new instance of MapHandler using a BasicRowProcessor for conversion.
  - MapHandler
```
public MapHandler(RowProcessor convert)
```
    Creates a new instance of MapHandler.
    
    Parameters:
    
    convert - The RowProcessor implementation to use when converting rows into Maps.
- Method Detail
  - handle
```
public java.util.Map<java.lang.String,java.lang.Object> handle(java.sql.ResultSet rs)
                                                              throws java.sql.SQLException
```
    Converts the first row in the ResultSet into a Map.
    
    Specified by:
    
    handle in interface ResultSetHandler<java.util.Map<java.lang.String,java.lang.Object>>
    
    Parameters:
    
    rs - ResultSet to process.
    
    Returns:
    
    A Map with the values from the first row or null if there are no rows in the ResultSet.
    
    Throws:
    
    java.sql.SQLException - if a database access error occurs
    
    See Also:
    
    ResultSetHandler.handle(java.sql.ResultSet)