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INT-773 Refactored MethodInvokingTransformer to have a single constructor expecting a MessageProcessor. All configuration of a MessageMappingMethodInvoker now happens externally (in the FactoryBean or annotation post-processor).

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This commit is contained in:
Mark Fisher
2009-08-26 23:23:31 +00:00
parent 481be2f822
commit dc026521d0
4 changed files with 49 additions and 36 deletions
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57
org.springframework.integration/src/test/java/org/springframework/integration/transformer/MethodInvokingTransformerTests.java
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@@ -28,6 +28,8 @@ import org.junit.Test;
import org.springframework.integration.annotation.Header;
import org.springframework.integration.annotation.Transformer;
import org.springframework.integration.core.Message;
import org.springframework.integration.handler.MessageMappingMethodInvoker;
import org.springframework.integration.handler.MessageProcessor;
import org.springframework.integration.message.GenericMessage;
import org.springframework.integration.message.MessageBuilder;
import org.springframework.integration.message.MessageHandlingException;
@@ -42,7 +44,8 @@ public class MethodInvokingTransformerTests {
public void simplePayloadConfiguredWithMethodReference() throws Exception {
TestBean testBean = new TestBean();
Method testMethod = testBean.getClass().getMethod("exclaim", String.class);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, testMethod);
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, testMethod);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<?> message = new StringMessage("foo");
Message<?> result = transformer.transform(message);
assertEquals("FOO!", result.getPayload());
@@ -51,7 +54,8 @@ public class MethodInvokingTransformerTests {
@Test
public void simplePayloadConfiguredWithMethodName() throws Exception {
TestBean testBean = new TestBean();
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, "exclaim");
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, "exclaim");
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<?> message = new StringMessage("foo");
Message<?> result = transformer.transform(message);
assertEquals("FOO!", result.getPayload());
@@ -61,7 +65,8 @@ public class MethodInvokingTransformerTests {
public void typeConversionConfiguredWithMethodReference() throws Exception {
TestBean testBean = new TestBean();
Method testMethod = testBean.getClass().getMethod("exclaim", String.class);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, testMethod);
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, testMethod);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<?> message = new GenericMessage<Integer>(123);
Message<?> result = transformer.transform(message);
assertEquals("123!", result.getPayload());
@@ -70,7 +75,8 @@ public class MethodInvokingTransformerTests {
@Test
public void typeConversionConfiguredWithMethodName() throws Exception {
TestBean testBean = new TestBean();
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, "exclaim");
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, "exclaim");
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<?> message = new GenericMessage<Integer>(123);
Message<?> result = transformer.transform(message);
assertEquals("123!", result.getPayload());
@@ -80,7 +86,8 @@ public class MethodInvokingTransformerTests {
public void typeConversionFailureConfiguredWithMethodReference() throws Exception {
TestBean testBean = new TestBean();
Method testMethod = testBean.getClass().getMethod("exclaim", String.class);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, testMethod);
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, testMethod);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<?> message = new GenericMessage<Date>(new Date());
transformer.transform(message);
}
@@ -88,7 +95,8 @@ public class MethodInvokingTransformerTests {
@Test(expected = IllegalArgumentException.class)
public void typeConversionFailureConfiguredWithMethodName() throws Exception {
TestBean testBean = new TestBean();
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, "exclaim");
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, "exclaim");
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<?> message = new GenericMessage<Date>(new Date());
transformer.transform(message);
}
@@ -97,7 +105,8 @@ public class MethodInvokingTransformerTests {
public void headerAnnotationConfiguredWithMethodReference() throws Exception {
TestBean testBean = new TestBean();
Method testMethod = testBean.getClass().getMethod("headerTest", String.class, Integer.class);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, testMethod);
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, testMethod);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<String> message = MessageBuilder.withPayload("foo")
.setHeader("number", 123).build();
Message<?> result = transformer.transform(message);
@@ -107,7 +116,8 @@ public class MethodInvokingTransformerTests {
@Test
public void headerAnnotationConfiguredWithMethodName() throws Exception {
TestBean testBean = new TestBean();
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, "headerTest");
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, "headerTest");
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<String> message = MessageBuilder.withPayload("foo")
.setHeader("number", 123).build();
Message<?> result = transformer.transform(message);
@@ -118,7 +128,8 @@ public class MethodInvokingTransformerTests {
public void headerValueNotProvided() throws Exception {
TestBean testBean = new TestBean();
Method testMethod = testBean.getClass().getMethod("headerTest", String.class, Integer.class);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, testMethod);
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, testMethod);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<String> message = MessageBuilder.withPayload("foo")
.setHeader("wrong", 123).build();
transformer.transform(message);
@@ -128,7 +139,8 @@ public class MethodInvokingTransformerTests {
public void optionalHeaderAnnotation() throws Exception {
TestBean testBean = new TestBean();
Method testMethod = testBean.getClass().getMethod("optionalHeaderTest", String.class, Integer.class);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, testMethod);
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, testMethod);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<String> message = MessageBuilder.withPayload("foo").setHeader("number", 99).build();
Message<?> result = transformer.transform(message);
assertEquals("foo99", result.getPayload());
@@ -138,7 +150,8 @@ public class MethodInvokingTransformerTests {
public void optionalHeaderValueNotProvided() throws Exception {
TestBean testBean = new TestBean();
Method testMethod = testBean.getClass().getMethod("optionalHeaderTest", String.class, Integer.class);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, testMethod);
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, testMethod);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<String> message = MessageBuilder.withPayload("foo").build();
Message<?> result = transformer.transform(message);
assertEquals("foonull", result.getPayload());
@@ -148,7 +161,8 @@ public class MethodInvokingTransformerTests {
public void headerEnricherConfiguredWithMethodReference() throws Exception {
TestBean testBean = new TestBean();
Method testMethod = testBean.getClass().getMethod("propertyEnricherTest", String.class);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, testMethod);
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, testMethod);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<String> message = MessageBuilder.withPayload("test")
.setHeader("prop1", "bad")
.setHeader("prop3", "baz").build();
@@ -162,7 +176,8 @@ public class MethodInvokingTransformerTests {
@Test
public void headerEnricherConfiguredWithMethodName() throws Exception {
TestBean testBean = new TestBean();
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, "propertyEnricherTest");
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, "propertyEnricherTest");
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<String> message = MessageBuilder.withPayload("test")
.setHeader("prop1", "bad")
.setHeader("prop3", "baz").build();
@@ -177,7 +192,8 @@ public class MethodInvokingTransformerTests {
public void messageReturnValueConfiguredWithMethodReference() throws Exception {
TestBean testBean = new TestBean();
Method testMethod = testBean.getClass().getMethod("messageReturnValueTest", Message.class);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, testMethod);
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, testMethod);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<String> message = MessageBuilder.withPayload("test").build();
Message<?> result = transformer.transform(message);
assertEquals("test", result.getPayload());
@@ -186,7 +202,8 @@ public class MethodInvokingTransformerTests {
@Test
public void messageReturnValueConfiguredWithMethodName() throws Exception {
TestBean testBean = new TestBean();
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, "messageReturnValueTest");
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, "messageReturnValueTest");
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Message<String> message = MessageBuilder.withPayload("test").build();
Message<?> result = transformer.transform(message);
assertEquals("test", result.getPayload());
@@ -197,7 +214,8 @@ public class MethodInvokingTransformerTests {
public void propertiesPayloadConfiguredWithMethodReference() throws Exception {
TestBean testBean = new TestBean();
Method testMethod = testBean.getClass().getMethod("propertyPayloadTest", Properties.class);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, testMethod);
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, testMethod);
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Properties props = new Properties();
props.setProperty("prop1", "bad");
props.setProperty("prop3", "baz");
@@ -217,7 +235,8 @@ public class MethodInvokingTransformerTests {
@SuppressWarnings("unchecked")
public void propertiesPayloadConfiguredWithMethodName() throws Exception {
TestBean testBean = new TestBean();
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, "propertyPayloadTest");
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, "propertyPayloadTest");
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
Properties props = new Properties();
props.setProperty("prop1", "bad");
props.setProperty("prop3", "baz");
@@ -236,13 +255,15 @@ public class MethodInvokingTransformerTests {
@Test
public void nullReturningMethod() {
TestBean testBean = new TestBean();
MethodInvokingTransformer transformer = new MethodInvokingTransformer(testBean, "nullReturnValueTest");
MessageProcessor messageProcessor = new MessageMappingMethodInvoker(testBean, "nullReturnValueTest");
MethodInvokingTransformer transformer = new MethodInvokingTransformer(messageProcessor);
StringMessage message = new StringMessage("test");
Message<?> result = transformer.transform(message);
assertNull(result);
}
@SuppressWarnings("unused")
private static class TestBean {
@Transformer