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/*******************************************************************************
* Copyright (c) 2005, 2013 BEA Systems, Inc.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* tyeung@bea.com - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.apt.tests.annotations.readannotation;
import java.util.Collection;
import java.util.HashSet;
import junit.framework.ComparisonFailure;
import org.eclipse.jdt.apt.tests.annotations.BaseProcessor;
import org.eclipse.jdt.apt.tests.annotations.ProcessorTestStatus;
import org.eclipse.jdt.apt.tests.annotations.ProcessorUtil;
import com.sun.mirror.apt.AnnotationProcessorEnvironment;
import com.sun.mirror.declaration.AnnotationMirror;
import com.sun.mirror.declaration.FieldDeclaration;
import com.sun.mirror.declaration.MethodDeclaration;
import com.sun.mirror.declaration.ParameterDeclaration;
import com.sun.mirror.declaration.TypeDeclaration;
public class ReadAnnotationProcessor extends BaseProcessor
{
private static final String[] NO_ANNOTATIONS = new String[0];
public ReadAnnotationProcessor(AnnotationProcessorEnvironment env)
{
super(env);
}
public void process()
{
ProcessorTestStatus.setProcessorRan();
try{
TypeDeclaration typeDecl = _env.getTypeDeclaration("question.AnnotationTest");
junit.framework.TestCase.assertNotNull("failed to locate type 'question.AnnotationTest'", typeDecl);
if( typeDecl != null){
junit.framework.TestCase.assertEquals("Type name mismatch", "question.AnnotationTest", typeDecl.getQualifiedName());
final String[] expectedPkgAnnos = new String[]{ "@Deprecated()" };
assertAnnotation(expectedPkgAnnos, typeDecl.getPackage().getAnnotationMirrors() );
assertAnnotation(expectedPkgAnnos, _env.getPackage("question").getAnnotationMirrors() );
final String[] expectedNoTypeAnnos = new String[]{ "@SimpleAnnotation(value = foo)" };
assertAnnotation(expectedNoTypeAnnos, _env.getPackage("notypes").getAnnotationMirrors());
final String[] expectedTypeAnnos = new String[]{ "@Deprecated()",
"@RTVisibleAnno(anno = @SimpleAnnotation(value = test), clazzes = {})",
"@RTInvisibleAnno(value = question)" };
assertAnnotation(expectedTypeAnnos, typeDecl.getAnnotationMirrors());
final Collection<FieldDeclaration> fieldDecls = typeDecl.getFields();
int counter = 0;
junit.framework.TestCase.assertEquals(5, fieldDecls.size());
for(FieldDeclaration fieldDecl : fieldDecls ){
final String name = "field" + counter;
junit.framework.TestCase.assertEquals("field name mismatch", name, fieldDecl.getSimpleName());
final String[] expected;
switch(counter){
case 0:
expected = new String[] { "@RTVisibleAnno(name = Foundation, boolValue = false, byteValue = 16, charValue = c, doubleValue = 99.0, floatValue = 9.0, intValue = 999, longValue = 3333, shortValue = 3, colors = {RED, BLUE}, anno = @SimpleAnnotation(value = core), simpleAnnos = {@SimpleAnnotation(value = org), @SimpleAnnotation(value = eclipse), @SimpleAnnotation(value = jdt)}, clazzes = {java.lang.Object, java.lang.String}, clazz = java.lang.Object)",
"@RTInvisibleAnno(value = org.eclipse.jdt.core)",
"@Deprecated()" };
break;
case 1:
expected = new String[] { "@Deprecated()" };
break;
case 2:
expected = new String[] { "@RTVisibleAnno(anno = @SimpleAnnotation(value = field), clazzes = {})",
"@RTInvisibleAnno(value = 2)" };
break;
case 3:
expected = new String[] { "@RTInvisibleAnno(value = 3)" };
break;
case 4:
expected = new String[] { "@SimpleAnnotation(value = 4)" };
break;
default:
expected = NO_ANNOTATIONS;
}
assertAnnotation(expected, fieldDecl.getAnnotationMirrors());
counter ++;
}
final Collection<? extends MethodDeclaration> methodDecls = typeDecl.getMethods();
counter = 0;
junit.framework.TestCase.assertEquals(8, methodDecls.size());
for(MethodDeclaration methodDecl : methodDecls ){
final String name = "method" + counter;
junit.framework.TestCase.assertEquals("method name mismatch", name, methodDecl.getSimpleName());
final String[] expected;
switch(counter)
{
case 0:
expected = new String[] { "@RTVisibleAnno(anno = @SimpleAnnotation(value = method0), clazzes = {})",
"@RTInvisibleAnno(value = 0)",
"@Deprecated()" };
break;
case 1:
expected = new String[] { "@Deprecated()" };
break;
case 2:
expected = new String[] { "@RTVisibleAnno(anno = @SimpleAnnotation(value = method2), clazzes = {})",
"@RTInvisibleAnno(value = 2)" };
break;
case 3:
expected = new String[] { "@RTInvisibleAnno(value = 3)" };
break;
case 4:
expected = new String[] { "@SimpleAnnotation(value = method4)" };
break;
case 5:
case 6:
expected = NO_ANNOTATIONS;
break;
case 7:
expected = new String[] { "@RTVisibleAnno(name = I'm \"special\": \\\n, charValue = ', clazzes = {}, anno = @SimpleAnnotation(value = ))" };
break;
default:
expected = NO_ANNOTATIONS;
}
assertAnnotation(expected, methodDecl.getAnnotationMirrors());
if( counter == 5 ){
Collection<ParameterDeclaration> paramDecls = methodDecl.getParameters();
int pCounter = 0;
for( ParameterDeclaration paramDecl : paramDecls ){
final String[] expectedParamAnnotations;
switch( pCounter )
{
case 1:
expectedParamAnnotations = new String[] { "@Deprecated()" };
break;
case 2:
expectedParamAnnotations = new String[] { "@RTVisibleAnno(anno = @SimpleAnnotation(value = param2), clazzes = {})",
"@RTInvisibleAnno(value = 2)" };
break;
default:
expectedParamAnnotations = NO_ANNOTATIONS;
}
assertAnnotation(expectedParamAnnotations, paramDecl.getAnnotationMirrors());
pCounter ++;
}
}
counter ++;
}
}
}
catch( ComparisonFailure failure ){
if (!ProcessorTestStatus.hasErrors()) {
ProcessorTestStatus.failWithoutException(failure.toString());
}
throw failure;
}
catch( junit.framework.AssertionFailedError error ){
if (!ProcessorTestStatus.hasErrors()) {
ProcessorTestStatus.failWithoutException(error.toString());
}
throw error;
}
}
private void assertAnnotation(final String[] expected, Collection<AnnotationMirror> annotations)
{
final int expectedLen = expected.length;
junit.framework.TestCase.assertEquals("annotation number mismatch", expected.length, annotations.size()); //$NON-NLS-1$
final HashSet<String> expectedSet = new HashSet<String>(expectedLen * 4 / 3 + 1);
for( int i=0; i<expectedLen; i++ )
expectedSet.add(expected[i]);
int counter = 0;
for( AnnotationMirror mirror : annotations ){
String mirrorString = ProcessorUtil.annoMirrorToString(mirror);
if( counter >= expectedLen )
junit.framework.TestCase.assertEquals("", mirrorString); //$NON-NLS-1$
else{
final boolean contains = expectedSet.contains(mirrorString);
if( !contains ){
System.err.println("found unexpected: " + mirrorString);
System.err.println("expected set: " + expectedSet);
}
junit.framework.TestCase.assertTrue("unexpected annotation " + mirrorString, contains); //$NON-NLS-1$
expectedSet.remove(mirrorString);
}
counter ++;
}
}
}
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