You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@groovy.apache.org by em...@apache.org on 2022/04/18 14:36:23 UTC
[groovy] branch GROOVY_3_0_X updated: GROOVY-10570: `@AnnotationCollector`: better error for missing `value()`
This is an automated email from the ASF dual-hosted git repository.
emilles pushed a commit to branch GROOVY_3_0_X
in repository https://gitbox.apache.org/repos/asf/groovy.git
The following commit(s) were added to refs/heads/GROOVY_3_0_X by this push:
new 122e94499f GROOVY-10570: `@AnnotationCollector`: better error for missing `value()`
122e94499f is described below
commit 122e94499f238ab70032117ddbb6e7575492b2ae
Author: Eric Milles <er...@thomsonreuters.com>
AuthorDate: Fri Apr 15 11:02:26 2022 -0500
GROOVY-10570: `@AnnotationCollector`: better error for missing `value()`
---
.../transform/AnnotationCollectorTransform.java | 39 +++++++++++++---------
.../transform/AnnotationCollectorTest.groovy | 31 ++++++++++++++++-
src/test/groovy/transform/Groovy10570.java | 27 +++++++++++++++
src/test/groovy/transform/Groovy10570emu.java | 34 +++++++++++++++++++
4 files changed, 115 insertions(+), 16 deletions(-)
diff --git a/src/main/java/org/codehaus/groovy/transform/AnnotationCollectorTransform.java b/src/main/java/org/codehaus/groovy/transform/AnnotationCollectorTransform.java
index f6beaba89b..80c6fe6c9d 100644
--- a/src/main/java/org/codehaus/groovy/transform/AnnotationCollectorTransform.java
+++ b/src/main/java/org/codehaus/groovy/transform/AnnotationCollectorTransform.java
@@ -18,6 +18,7 @@
*/
package org.codehaus.groovy.transform;
+import groovy.lang.GroovyRuntimeException;
import groovy.transform.AnnotationCollector;
import org.apache.groovy.ast.tools.ClassNodeUtils;
import org.codehaus.groovy.GroovyBugError;
@@ -40,6 +41,7 @@ import org.codehaus.groovy.ast.stmt.Statement;
import org.codehaus.groovy.control.SourceUnit;
import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
@@ -266,36 +268,43 @@ public class AnnotationCollectorTransform {
}
}
- private static List<AnnotationNode> getTargetListFromClass(ClassNode alias) {
- alias = getSerializeClass(alias);
- Class<?> c = alias.getTypeClass();
+ private static List<AnnotationNode> getTargetListFromClass(final ClassNode alias) {
+ ClassNode cn = getSerializeClass(alias);
+ Class<?> c = cn.getTypeClass();
Object[][] data;
try {
Method m = c.getMethod("value");
+ if (!Modifier.isStatic(m.getModifiers()))
+ throw new NoSuchMethodException("non-static value()");
+
data = (Object[][]) m.invoke(null);
+ return makeListOfAnnotations(data);
+ } catch (NoSuchMethodException | ClassCastException e) {
+ throw new GroovyRuntimeException("Expecting static method `Object[][] value()`" +
+ " in " + cn.toString(false) + ". Was it compiled from a Java source?");
} catch (Exception e) {
throw new GroovyBugError(e);
}
- return makeListOfAnnotations(data);
}
// 2.5.3 and above gets from annotation attribute otherwise self
- private static ClassNode getSerializeClass(ClassNode alias) {
- List<AnnotationNode> annotations = alias.getAnnotations(ClassHelper.make(AnnotationCollector.class));
- if (!annotations.isEmpty()) {
- AnnotationNode annotationNode = annotations.get(0);
- Expression member = annotationNode.getMember("serializeClass");
- if (member instanceof ClassExpression) {
- ClassExpression ce = (ClassExpression) member;
- if (!ce.getType().getName().equals(AnnotationCollector.class.getName())) {
- alias = ce.getType();
+ private static ClassNode getSerializeClass(final ClassNode alias) {
+ List<AnnotationNode> collectors = alias.getAnnotations(ClassHelper.make(AnnotationCollector.class));
+ if (!collectors.isEmpty()) {
+ assert collectors.size() == 1;
+ AnnotationNode collectorNode = collectors.get(0);
+ Expression serializeClass = collectorNode.getMember("serializeClass");
+ if (serializeClass instanceof ClassExpression) {
+ ClassNode serializeClassType = serializeClass.getType();
+ if (!serializeClassType.getName().equals(AnnotationCollector.class.getName())) {
+ return serializeClassType;
}
}
}
return alias;
}
- private static List<AnnotationNode> makeListOfAnnotations(Object[][] data) {
+ private static List<AnnotationNode> makeListOfAnnotations(final Object[][] data) {
if (data.length == 0) {
return Collections.emptyList();
}
@@ -319,7 +328,7 @@ public class AnnotationCollectorTransform {
return ret;
}
- private static Expression makeExpression(Object o) {
+ private static Expression makeExpression(final Object o) {
if (o instanceof Class) {
return new ClassExpression(ClassHelper.make((Class<?>) o));
}
diff --git a/src/test/groovy/transform/AnnotationCollectorTest.groovy b/src/test/groovy/transform/AnnotationCollectorTest.groovy
index 6f519a5d8a..4fc03a353a 100644
--- a/src/test/groovy/transform/AnnotationCollectorTest.groovy
+++ b/src/test/groovy/transform/AnnotationCollectorTest.groovy
@@ -257,10 +257,39 @@ class AnnotationCollectorTest extends GroovyTestCase {
assert Foo.class.annotations.size() == 3
assert new Foo(a: 1, b: 2).toString() == "Foo(2)"
''', { ex ->
- assert ex.message.contains("Could not find class for Transformation Processor MyProcessor declared by Alias")
+ assert ex.message.contains('Could not find class for Transformation Processor MyProcessor declared by Alias')
}
}
+ // GROOVY-10570
+ void testCollectorOnJavaAnno() {
+ shouldNotCompile '''
+ @groovy.transform.Groovy10570 // Java @interface with @AnnotationCollector
+ class Foo {
+ def bar
+ }
+ ''', { ex ->
+ assert ex.message.contains('Expecting static method `Object[][] value()` in groovy.transform.Groovy10570. Was it compiled from a Java source?')
+ }
+ }
+
+ // GROOVY-10570
+ void testCollectorOnJavaAnno2() {
+ assertScript '''
+ @groovy.transform.Groovy10570emu // Java @interface with @AnnotationCollector and value array
+ class Foo {
+ def bar
+ }
+ assert Foo.class.annotations.size() == 1
+ assert Foo.class.annotations[0].annotationType().name == 'groovy.transform.EqualsAndHashCode'
+
+ // test application of "@EqualsAndHashCode(canEqual=false)"
+ groovy.test.GroovyAssert.shouldFail NoSuchMethodException,{
+ Foo.class.getDeclaredMethod('canEqual', Object)
+ }
+ '''
+ }
+
void testAnnotationOnAnnotation() {
assertScript '''
import groovy.transform.*
diff --git a/src/test/groovy/transform/Groovy10570.java b/src/test/groovy/transform/Groovy10570.java
new file mode 100644
index 0000000000..6e99249e83
--- /dev/null
+++ b/src/test/groovy/transform/Groovy10570.java
@@ -0,0 +1,27 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package groovy.transform;
+
+import java.lang.annotation.*;
+
+@EqualsAndHashCode
+@AnnotationCollector
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.SOURCE)
+public @interface Groovy10570 { }
diff --git a/src/test/groovy/transform/Groovy10570emu.java b/src/test/groovy/transform/Groovy10570emu.java
new file mode 100644
index 0000000000..de9ce9d073
--- /dev/null
+++ b/src/test/groovy/transform/Groovy10570emu.java
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package groovy.transform;
+
+import java.lang.annotation.*;
+
+import static java.util.Collections.singletonMap;
+
+@AnnotationCollector(serializeClass=Groovy10570emu.Data.class)
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.SOURCE)
+public @interface Groovy10570emu {
+ class Data {
+ public static Object[][] value() {
+ return new Object[][] {{EqualsAndHashCode.class, singletonMap("useCanEqual", Boolean.FALSE)}};
+ }
+ }
+}