org.jeasy.rules.spel

Class SpELRuleFactory

java.lang.Object

org.jeasy.rules.support.AbstractRuleFactory<org.springframework.expression.ParserContext>

org.jeasy.rules.spel.SpELRuleFactory

public class SpELRuleFactory
extends AbstractRuleFactory<org.springframework.expression.ParserContext>

Factory to create SpELRule instances.

Author:

Mahmoud Ben Hassine (mahmoud.benhassine@icloud.com)

Constructor Summary

Constructors

Constructor and Description
SpELRuleFactory(RuleDefinitionReader reader) Create a new SpELRuleFactory with a given reader.

Method Summary

Modifier and Type	Method and Description
Rule	createRule(java.io.Reader ruleDescriptor) Create a new SpELRule from a Reader.
Rule	createRule(java.io.Reader ruleDescriptor, org.springframework.expression.ParserContext parserContext) Create a new SpELRule from a Reader.
Rules	createRules(java.io.Reader rulesDescriptor) Create a set of SpELRule from a Reader.
Rules	createRules(java.io.Reader rulesDescriptor, org.springframework.expression.ParserContext parserContext) Create a set of SpELRule from a Reader.
protected Rule	createSimpleRule(RuleDefinition ruleDefinition, org.springframework.expression.ParserContext parserContext)

Methods inherited from class org.jeasy.rules.support.AbstractRuleFactory

createCompositeRule, createRule

Methods inherited from class java.lang.Object

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

Constructor Detail

SpELRuleFactory

public SpELRuleFactory(RuleDefinitionReader reader)

Create a new SpELRuleFactory with a given reader.

Parameters:

reader - to use to read rule definitions

See Also:

YamlRuleDefinitionReader, JsonRuleDefinitionReader

Method Detail

createRule

public Rule createRule(java.io.Reader ruleDescriptor)
                throws java.lang.Exception

Create a new SpELRule from a Reader.

Parameters:

ruleDescriptor - as a Reader

Returns:

a new rule

Throws:

java.lang.Exception

createRule

public Rule createRule(java.io.Reader ruleDescriptor,
                       org.springframework.expression.ParserContext parserContext)
                throws java.lang.Exception

Create a new SpELRule from a Reader. The rule descriptor should contain a single rule definition. If no rule definitions are found, a IllegalArgumentException will be thrown. If more than a rule is defined in the descriptor, the first rule will be returned.

Parameters:

ruleDescriptor - as a Reader

parserContext - the SpEL parser context

Returns:

a new rule

Throws:

java.lang.Exception

createRules

public Rules createRules(java.io.Reader rulesDescriptor)
                  throws java.lang.Exception

Create a set of SpELRule from a Reader.

Parameters:

rulesDescriptor - as a Reader

Returns:

a set of rules

Throws:

java.lang.Exception

createRules

public Rules createRules(java.io.Reader rulesDescriptor,
                         org.springframework.expression.ParserContext parserContext)
                  throws java.lang.Exception

Create a set of SpELRule from a Reader.

Parameters:

rulesDescriptor - as a Reader

Returns:

a set of rules

Throws:

java.lang.Exception

createSimpleRule

protected Rule createSimpleRule(RuleDefinition ruleDefinition,
                                org.springframework.expression.ParserContext parserContext)

Specified by:

createSimpleRule in class AbstractRuleFactory<org.springframework.expression.ParserContext>