com.opencsv.bean

Class BeanToCsv<T>

java.lang.Object

com.opencsv.bean.BeanToCsv<T>

Type Parameters:

T - Type of object that is being processed.

Deprecated.

Please use the much easier and more powerful StatefulBeanToCsv.

@Deprecated
public class BeanToCsv<T>
extends Object

Allows exporting content from Java beans to a new CSV spreadsheet file.

Author:

Kali <kali.tystrit@gmail.com>, Andrew Rucker Jones

Constructor Summary

Constructors

Constructor and Description
BeanToCsv() Deprecated. All methods in this class are static. Simply use them that way.

Method Summary

Methods

Modifier and Type	Method and Description
protected static <T> String[]	processHeader(MappingStrategy<T> mapper) Deprecated. Processes the header for the bean.
protected static <T> String[]	processObject(List<Method> getters, T bean) Deprecated. Retrieve all the information out of an object.
static <T> boolean	write(MappingStrategy<T> mapper, CSVWriter csv, List<? extends T> objects) Deprecated. Writes all the objects, one at a time, to the CSVWriter using the passed in Strategy.
static <T> boolean	write(MappingStrategy<T> mapper, CSVWriter csv, T bean, boolean writeHeader) Deprecated. Writes an single object allowing users to write large number of objects without worrying about a large collection filling up memory.
static <T> boolean	write(MappingStrategy<T> mapper, Writer writer, List<? extends T> objects) Deprecated. Writes all the objects, one at a time, to a created Writer using the passed in strategy.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BeanToCsv

public BeanToCsv()

Deprecated. All methods in this class are static. Simply use them that way.

Default constructor. It is, however, unnecessary to instantiate this class. This constructor is preserved for backward compatibility.

Method Detail

write

public static <T> boolean write(MappingStrategy<T> mapper,
                Writer writer,
                List<? extends T> objects)

Deprecated.

Writes all the objects, one at a time, to a created Writer using the passed in strategy.

Type Parameters:

T - Type of object that is being processed.

Parameters:

mapper - Mapping strategy for the bean.

writer - Writer object used to construct the CSVWriter.

objects - List of objects to write.

Returns:

False if there are no objects to process, true otherwise.

write

public static <T> boolean write(MappingStrategy<T> mapper,
                CSVWriter csv,
                T bean,
                boolean writeHeader)

Deprecated.

Writes an single object allowing users to write large number of objects without worrying about a large collection filling up memory. However it is up to the user to determine if the header needs to be written or not.

Type Parameters:

T - Type of object that is being processed.

Parameters:

mapper - Mapping Strategy for the bean

csv - CSVWriter

bean - Object to be written.

writeHeader - If the header needs to be written or not.

Returns:

False if no object is written (null object) true otherwise.

write

public static <T> boolean write(MappingStrategy<T> mapper,
                CSVWriter csv,
                List<? extends T> objects)

Deprecated.

Writes all the objects, one at a time, to the CSVWriter using the passed in Strategy.

Type Parameters:

T - Type of object that is being processed.

Parameters:

mapper - Mapping strategy for the bean.

csv - CSVWriter

objects - List of objects to write.

Returns:

False if there are no objects to process, true otherwise.

processHeader

protected static <T> String[] processHeader(MappingStrategy<T> mapper)
                                 throws IntrospectionException

Deprecated.

Processes the header for the bean.

Type Parameters:

T - Type of object that is being processed.

Parameters:

mapper - MappingStrategy for the bean

Returns:

String array with header values.

Throws:

IntrospectionException - Thrown if there is a failure in introspection.

processObject

protected static <T> String[] processObject(List<Method> getters,
                         T bean)
                                 throws IntrospectionException,
                                        IllegalAccessException,
                                        InvocationTargetException

Deprecated.

Retrieve all the information out of an object.

Type Parameters:

T - Type of the bean to be written

Parameters:

getters - List of methods to retrieve information.

bean - Object to get the information from.

Returns:

String array containing the information from the object

Throws:

IntrospectionException - Thrown by error in introspection.

IllegalAccessException - Thrown by error in introspection.

InvocationTargetException - Thrown by error in introspection.