org.springframework.integration.aop

Class SimplePublisherMetadataSource

java.lang.Object

org.springframework.integration.aop.SimplePublisherMetadataSource

public class SimplePublisherMetadataSource
extends Object

Simple implementation of PublisherMetadataSource that allows for configuration of a single channel name, payload expression, and array of header key=value expressions.

Since:

2.0

Author:

Mark Fisher, Artem Bilan

Field Summary

Fields

Modifier and Type	Field and Description
static String	ARGUMENT_MAP_VARIABLE_NAME
static String	EXCEPTION_VARIABLE_NAME
static ExpressionParser	EXPRESSION_PARSER
static String	METHOD_NAME_VARIABLE_NAME
static Expression	RETURN_VALUE_EXPRESSION
static String	RETURN_VALUE_VARIABLE_NAME

Constructor Summary

Constructors

Constructor and Description
SimplePublisherMetadataSource()

Method Summary

Modifier and Type	Method and Description
String	getChannelName(Method method) Returns the channel name to which Messages should be published for this particular method invocation.
Expression	getExpressionForPayload(Method method) Returns the SpEL expression to be evaluated for creating the Message payload.
Map<String,Expression>	getExpressionsForHeaders(Method method) Returns the map of expression strings to be evaluated for any headers that should be set on the published Message.
void	setChannelName(String channelName)
void	setHeaderExpressions(Map<String,String> headerExpressions)
void	setPayloadExpression(String payloadExpression)

Methods inherited from class java.lang.Object

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

Field Detail

METHOD_NAME_VARIABLE_NAME

public static final String METHOD_NAME_VARIABLE_NAME

See Also:

Constant Field Values

ARGUMENT_MAP_VARIABLE_NAME

public static final String ARGUMENT_MAP_VARIABLE_NAME

See Also:

Constant Field Values

RETURN_VALUE_VARIABLE_NAME

public static final String RETURN_VALUE_VARIABLE_NAME

See Also:

Constant Field Values

EXCEPTION_VARIABLE_NAME

public static final String EXCEPTION_VARIABLE_NAME

See Also:

Constant Field Values

EXPRESSION_PARSER

public static final ExpressionParser EXPRESSION_PARSER

RETURN_VALUE_EXPRESSION

public static final Expression RETURN_VALUE_EXPRESSION

Constructor Detail

SimplePublisherMetadataSource

public SimplePublisherMetadataSource()

Method Detail

setChannelName

public void setChannelName(String channelName)

getChannelName

public String getChannelName(Method method)

Returns the channel name to which Messages should be published for this particular method invocation.

Parameters:

method - The Method.

Returns:

The channel name.

setPayloadExpression

public void setPayloadExpression(String payloadExpression)

getExpressionForPayload

public Expression getExpressionForPayload(Method method)

Returns the SpEL expression to be evaluated for creating the Message payload.

Parameters:

method - the Method.

Returns:

rhe payload expression.

setHeaderExpressions

public void setHeaderExpressions(Map<String,String> headerExpressions)

getExpressionsForHeaders

public Map<String,Expression> getExpressionsForHeaders(Method method)

Returns the map of expression strings to be evaluated for any headers that should be set on the published Message. The keys in the Map are header names, the values are the expression strings.

Parameters:

method - The Method.

Returns:

The header expressions.