com.arsdigita.util.parameter
Class CompoundParameterReader

java.lang.Object
  com.arsdigita.util.parameter.CompoundParameterReader

All Implemented Interfaces:

ParameterReader

public class CompoundParameterReader

extends Object

implements ParameterReader

Subject to change. Aggregates a set of ParameterReaders so they may be treated as one.

Version:

$Id: //core-platform/dev/src/com/arsdigita/util/parameter/CompoundParameterReader.java#5 $

Author:

Rafael H. Schloming <rhs@mit.edu>, Justin Ross <jross@redhat.com>

See Also:

ParameterReader

Field Summary

static String

versionId

Constructor Summary

CompoundParameterReader()
Constructs a new compound parameter reader.

Method Summary

void	add(ParameterReader reader) Adds reader to the set of component readers.
String	read(Parameter param, ErrorList errors) Reads an encoded String value for param from storage.

Methods inherited from class java.lang.Object

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

Field Detail

versionId

public static final String versionId

See Also:

Constant Field Values

Constructor Detail

CompoundParameterReader

public CompoundParameterReader()

Constructs a new compound parameter reader.

Method Detail

add

public void add(ParameterReader reader)

Adds reader to the set of component readers.

Parameters:

reader - The ParameterReader being added; it cannot be null

read

public String read(Parameter param,
                   ErrorList errors)

Description copied from interface: ParameterReader

Reads an encoded String value for param from storage. If there are errors, they are added to errors.

Specified by:

read in interface ParameterReader

Parameters:

param - The Parameter being read; it cannot be null

errors - The ErrorList that will collect any errors; it cannot be null

Returns:

The marshaled String value for param; it may be null

See Also:

ParameterReader.read(Parameter,ErrorList)