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INT-2491: Scripting: Variables Improvements

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JIRA: https://jira.springsource.org/browse/INT-2491

* Add support variables for 'inline' scripts
* Add convenient attribute `variables` for script tags
* Introduce `BeanFactoryFallbackBinding` for groovy scripts.

INT-2491: Polishing

* Add check for duplication of provided variables
* Tests and Docs

Polishing
This commit is contained in:
Artem Bilan
2013-11-18 17:28:29 +02:00
committed by Gary Russell
parent a7cabc53b0
commit 87798b055f
14 changed files with 327 additions and 143 deletions
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26
spring-integration-groovy/src/test/java/org/springframework/integration/groovy/config/GroovyServiceActivatorTests-context.xml
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@@ -10,30 +10,38 @@
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
<service-activator input-channel="referencedScriptInput">
<groovy:script location="org/springframework/integration/groovy/config/GroovyServiceActivatorTests.groovy"
<groovy:script location="org/springframework/integration/groovy/config/GroovyServiceActivatorTests.groovy"
customizer="groovyCustomizer">
<groovy:variable name="foo" value="foo"/>
<groovy:variable name="bar" value="bar"/>
<groovy:variable name="date" ref="date"/>
</groovy:script>
</service-activator>
<service-activator input-channel="withScriptVariableGenerator">
<groovy:script location="org/springframework/integration/groovy/config/GroovyServiceActivatorTests.groovy"
script-variable-generator="scriptVarSource" customizer="groovyCustomizer"/>
</service-activator>
<beans:bean id="groovyCustomizer"
<beans:bean id="groovyCustomizer"
class="org.springframework.integration.groovy.config.GroovyServiceActivatorTests.MyGroovyCustomizer"/>
<beans:bean id="scriptVarSource"
<beans:bean id="scriptVarSource"
class="org.springframework.integration.groovy.config.GroovyServiceActivatorTests.SampleScriptVariSource"/>
<service-activator input-channel="inlineScriptInput">
<groovy:script customizer="groovyCustomizer">
<groovy:script customizer="groovyCustomizer" variables="date-ref=date">
<![CDATA[
return "inline-$payload"
return "inline-$payload : ${date.format('dd.mm.yyyy')}"
]]>
</groovy:script>
</service-activator>
<service-activator input-channel="scriptWithoutVariablesInput">
<groovy:script>
<![CDATA[
return "withoutVariables-$payload : ${date.format('dd.mm.yyyy')}"
]]>
</groovy:script>
</service-activator>

20
spring-integration-groovy/src/test/java/org/springframework/integration/groovy/config/GroovyServiceActivatorTests-fail-context.xml
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@@ -1,20 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/integration"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:beans="http://www.springframework.org/schema/beans"
xmlns:groovy="http://www.springframework.org/schema/integration/groovy"
xsi:schemaLocation="http://www.springframework.org/schema/integration http://www.springframework.org/schema/integration/spring-integration.xsd
http://www.springframework.org/schema/integration/groovy http://www.springframework.org/schema/integration/groovy/spring-integration-groovy.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
<service-activator input-channel="inlineScriptInput">
<groovy:script>
<![CDATA[
return "inline-$payload-" + "$foo" + " - " + bar + " - " + date
]]>
<groovy:variable name="foo" value="foo"/>
<groovy:variable name="bar" value="bar"/>
</groovy:script>
</service-activator>
</beans:beans>

42
spring-integration-groovy/src/test/java/org/springframework/integration/groovy/config/GroovyServiceActivatorTests.java
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@@ -23,6 +23,8 @@ import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
@@ -38,6 +40,7 @@ import org.springframework.integration.Message;
import org.springframework.integration.MessageChannel;
import org.springframework.integration.MessageHandlingException;
import org.springframework.integration.channel.QueueChannel;
import org.springframework.integration.core.PollableChannel;
import org.springframework.integration.handler.ReplyRequiredException;
import org.springframework.integration.message.ErrorMessage;
import org.springframework.integration.message.GenericMessage;
@@ -73,6 +76,9 @@ public class GroovyServiceActivatorTests {
@Autowired
private MessageChannel invalidInlineScript;
@Autowired
private MessageChannel scriptWithoutVariablesInput;
@Autowired
private MyGroovyCustomizer groovyCustomizer;
@@ -134,13 +140,38 @@ public class GroovyServiceActivatorTests {
Message<?> message = MessageBuilder.withPayload("test-" + i).setReplyChannel(replyChannel).build();
this.inlineScriptInput.send(message);
}
assertEquals("inline-test-1", replyChannel.receive(0).getPayload());
assertEquals("inline-test-2", replyChannel.receive(0).getPayload());
assertEquals("inline-test-3", replyChannel.receive(0).getPayload());
DateFormat format = new SimpleDateFormat("dd.mm.yyyy");
String now = format.format(new Date());
assertEquals("inline-test-1 : " + now, replyChannel.receive(0).getPayload());
assertEquals("inline-test-2 : " + now, replyChannel.receive(0).getPayload());
assertEquals("inline-test-3 : " + now, replyChannel.receive(0).getPayload());
assertNull(replyChannel.receive(0));
assertTrue(groovyCustomizer.executed);
}
@Test
public void testScriptWithoutVariables() throws Exception{
PollableChannel replyChannel = new QueueChannel();
for (int i = 1; i <= 3; i++) {
Message<?> message = MessageBuilder.withPayload("test-" + i).setReplyChannel(replyChannel).build();
this.scriptWithoutVariablesInput.send(message);
}
DateFormat format = new SimpleDateFormat("dd.mm.yyyy");
String now = format.format(new Date());
assertEquals("withoutVariables-test-1 : " + now, replyChannel.receive(0).getPayload());
assertEquals("withoutVariables-test-2 : " + now, replyChannel.receive(0).getPayload());
assertEquals("withoutVariables-test-3 : " + now, replyChannel.receive(0).getPayload());
assertNull(replyChannel.receive(0));
}
//INT-2399
@Test(expected = MessageHandlingException.class)
public void invalidInlineScript() throws Exception {
@@ -158,11 +189,6 @@ public class GroovyServiceActivatorTests {
}
@Test(expected=BeanDefinitionParsingException.class)
public void inlineScriptAndVariables() throws Exception{
new ClassPathXmlApplicationContext("GroovyServiceActivatorTests-fail-context.xml", this.getClass());
}
@Test(expected=BeanDefinitionParsingException.class)
public void variablesAndScriptVariableGenerator() throws Exception{
new ClassPathXmlApplicationContext("GroovyServiceActivatorTests-fail-withgenerator-context.xml", this.getClass());