org.appng.api

Interface ParameterSupport

All Known Implementing Classes:

DollarParameterSupport, HashParameterSupport, ParameterSupportBase

public interface ParameterSupport

Supports finding and replacing parameters inside a String. The parameters need to use a prefix and a suffix so they can be found.

Author:

Matthias Müller

Method Summary

Modifier and Type	Method and Description
ExpressionEvaluator	getExpressionEvaluator() Returns an ExpressionEvaluator created with the parameters of this ParameterSupport.
Collection<String>	getParameterNames() Returns the names of all parameters this ParameterSupport is aware of.
Map<String,String>	getParameters() Returns an immutable Map containing all parameters this ParameterSupport is aware of.
List<String>	getParameters(String source) Returns the names of all parameters used in the given String, without affixes.
String	replaceParameters(String source) Replaces all parameters in the given String and returns a new one containing the replacements.

Method Detail

replaceParameters

String replaceParameters(String source)

Replaces all parameters in the given String and returns a new one containing the replacements.

Parameters:

source - the String to replace the parameters in

Returns:

a new String with the parameters replaced

getParameters

List<String> getParameters(String source)

Returns the names of all parameters used in the given String, without affixes.

Parameters:

source - the String to search the parameters for

Returns:

the names of all parameters used in the given String, without affixes.

getParameterNames

Collection<String> getParameterNames()

Returns the names of all parameters this ParameterSupport is aware of.

Returns:

the names of all parameters this ParameterSupport is aware of

getParameters

Map<String,String> getParameters()

Returns an immutable Map containing all parameters this ParameterSupport is aware of.

Returns:

an immutable Map containing all parameters this ParameterSupport is aware of.

getExpressionEvaluator

ExpressionEvaluator getExpressionEvaluator()

Returns an ExpressionEvaluator created with the parameters of this ParameterSupport.

Returns:

an ExpressionEvaluator created with the parameters of this ParameterSupport.