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INT-1639 Externalize SpEL Evaluation Context

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Allow modification of context property accessors and
functions.

Polishing

- Fix tests to ensure the EvaluationContextFactoryBean is
available when necessary.

Polishing - Use Utility for ALL EvaluationContexts

Add Test Showing Custom Function

See SpelTransformerIntegrationTests-context.xml

Polishing

Polishing -fix Remote Sync

Polishing - Emit WARN if No BeanFactory

Polishing - Do Not Override ConversionService

Kludge to Prevent Warning When No BeanFactory

Expressions for method invoking in the MessagingMethodInvokerHelper
don't need a BeanFactory - suppress the warning.

Polishing - PR Comments - Invert Boolean
This commit is contained in:
Gary Russell
2013-08-21 15:05:21 -04:00
committed by Mark Fisher
parent 351af6b16b
commit 7f008b58c2
53 changed files with 983 additions and 360 deletions
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14
spring-integration-xml/src/main/java/org/springframework/integration/xml/transformer/XsltPayloadTransformer.java
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@@ -32,16 +32,15 @@ import javax.xml.transform.stream.StreamSource;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.w3c.dom.Document;
import org.springframework.context.expression.MapAccessor;
import org.springframework.core.io.Resource;
import org.springframework.expression.Expression;
import org.springframework.expression.spel.support.StandardEvaluationContext;
import org.springframework.integration.Message;
import org.springframework.integration.MessageHeaders;
import org.springframework.integration.MessagingException;
import org.springframework.integration.expression.ExpressionUtils;
import org.springframework.integration.transformer.AbstractTransformer;
import org.springframework.integration.xml.result.DomResultFactory;
import org.springframework.integration.xml.result.ResultFactory;
@@ -84,7 +83,7 @@ public class XsltPayloadTransformer extends AbstractTransformer {
private final Templates templates;
private final StandardEvaluationContext evaluationContext = new StandardEvaluationContext();
private volatile StandardEvaluationContext evaluationContext;
private Map<String, Expression> xslParameterMappings;
@@ -120,7 +119,6 @@ public class XsltPayloadTransformer extends AbstractTransformer {
public XsltPayloadTransformer(Templates templates, ResultTransformer resultTransformer) throws ParserConfigurationException {
this.templates = templates;
this.resultTransformer = resultTransformer;
this.evaluationContext.addPropertyAccessor(new MapAccessor());
}
@@ -163,10 +161,18 @@ public class XsltPayloadTransformer extends AbstractTransformer {
this.xsltParamHeaders = xsltParamHeaders;
}
@Override
public String getComponentType() {
return "xml:xslt-transformer";
}
@Override
protected void onInit() throws Exception {
super.onInit();
this.evaluationContext = ExpressionUtils.createStandardEvaluationContext(this.getBeanFactory());
}
@Override
protected Object doTransform(Message<?> message) throws Exception {
Transformer transformer = buildTransformer(message);