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lombok-pg is a collection of extensions to Project Lombok
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/*
* Copyright © 2011-2012 Philipp Eichhorn
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package lombok.eclipse.agent;
import static lombok.eclipse.agent.Patches.*;
import static lombok.patcher.scripts.ScriptBuilder.*;
import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration;
import org.eclipse.jdt.internal.compiler.lookup.AnnotationBinding;
import org.eclipse.jdt.internal.compiler.lookup.ClassScope;
import org.eclipse.jdt.internal.compiler.lookup.InvocationSite;
import org.eclipse.jdt.internal.compiler.lookup.MethodBinding;
import org.eclipse.jdt.internal.compiler.lookup.PackageBinding;
import org.eclipse.jdt.internal.compiler.lookup.ProblemMethodBinding;
import org.eclipse.jdt.internal.compiler.lookup.ProblemReasons;
import org.eclipse.jdt.internal.compiler.lookup.ProblemReferenceBinding;
import org.eclipse.jdt.internal.compiler.lookup.ReferenceBinding;
import org.eclipse.jdt.internal.compiler.lookup.Scope;
import org.eclipse.jdt.internal.compiler.lookup.TypeBinding;
import lombok.*;
import lombok.core.util.As;
import lombok.core.util.Each;
import lombok.patcher.*;
@NoArgsConstructor(access = AccessLevel.PRIVATE)
public final class PatchVisibleForTesting {
static void addPatches(final ScriptManager sm, final boolean ecj) {
final String HOOK_NAME = PatchVisibleForTesting.class.getName();
sm.addScript(replaceMethodCall()
.target(new MethodTarget(SCOPE, "getMethod", METHODBINDING, TYPEBINDING, "char[]", TYPEBINDINGS, INVOCATIONSITE))
.methodToReplace(new Hook(SCOPE, "findMethod", METHODBINDING, REFERENCEBINDING, "char[]", TYPEBINDINGS, INVOCATIONSITE))
.replacementMethod(new Hook(HOOK_NAME, "onFindMethod", METHODBINDING, SCOPE, REFERENCEBINDING, "char[]", TYPEBINDINGS, INVOCATIONSITE))
.build());
sm.addScript(replaceMethodCall()
.target(new MethodTarget(SCOPE, "getMethod", METHODBINDING, TYPEBINDING, "char[]", TYPEBINDINGS, INVOCATIONSITE))
.methodToReplace(new Hook(SCOPE, "findExactMethod", METHODBINDING, REFERENCEBINDING, "char[]", TYPEBINDINGS, INVOCATIONSITE))
.replacementMethod(new Hook(HOOK_NAME, "onFindExactMethod", METHODBINDING, SCOPE, REFERENCEBINDING, "char[]", TYPEBINDINGS, INVOCATIONSITE))
.build());
sm.addScript(replaceMethodCall()
.target(new MethodTarget(COMPILATIONUNITSCOPE, "findImport", BINDING, "char[][]", "int"))
.target(new MethodTarget(COMPILATIONUNITSCOPE, "findSingleImport", BINDING, "char[][]", "int", "boolean"))
.target(new MethodTarget(SCOPE, "getTypeOrPackage", BINDING, "char[]", "int", "boolean"))
.methodToReplace(new Hook(SCOPE, "findType", REFERENCEBINDING, "char[]", PACKAGEBINDING, PACKAGEBINDING))
.replacementMethod(new Hook(HOOK_NAME, "onFindType", REFERENCEBINDING, SCOPE, "char[]", PACKAGEBINDING, PACKAGEBINDING))
.build());
}
public static MethodBinding onFindMethod(final Scope scope, final ReferenceBinding receiverType, final char[] selector, final TypeBinding[] argumentTypes,
final InvocationSite invocationSite) {
return handleVisibleForTestingOnMethod(scope, scope.findMethod(receiverType, selector, argumentTypes, invocationSite));
}
public static MethodBinding onFindExactMethod(final Scope scope, final ReferenceBinding receiverType, final char[] selector, final TypeBinding[] argumentTypes,
final InvocationSite invocationSite) {
return handleVisibleForTestingOnMethod(scope, scope.findExactMethod(receiverType, selector, argumentTypes, invocationSite));
}
public static ReferenceBinding onFindType(final Scope scope, final char[] typeName, final PackageBinding declarationPackage, final PackageBinding invocationPackage) {
return handleVisibleForTestingOnType(scope, scope.findType(typeName, declarationPackage, invocationPackage));
}
private static MethodBinding handleVisibleForTestingOnMethod(final Scope scope, final MethodBinding methodBinding) {
if ((methodBinding == null) || (methodBinding.declaringClass == null)) return methodBinding;
for (AnnotationBinding annotation : Each.elementIn(methodBinding.getAnnotations())) {
if (!As.string(annotation.getAnnotationType()).contains("VisibleForTesting")) continue;
ClassScope classScope = scope.outerMostClassScope();
if (classScope == null) continue;
TypeDeclaration decl = classScope.referenceContext;
if ((methodBinding.declaringClass == decl.binding) || As.string(decl.name).contains("Test")) continue;
return new ProblemMethodBinding(methodBinding, methodBinding.selector, methodBinding.parameters, ProblemReasons.NotVisible);
}
return methodBinding;
}
private static ReferenceBinding handleVisibleForTestingOnType(final Scope scope, final ReferenceBinding typeBinding) {
if (typeBinding == null) return typeBinding;
for (AnnotationBinding annotation : Each.elementIn(typeBinding.getAnnotations())) {
if (!As.string(annotation.getAnnotationType()).contains("VisibleForTesting")) continue;
ClassScope classScope = scope.outerMostClassScope();
if (classScope == null) continue;
TypeDeclaration decl = classScope.referenceContext;
if (As.string(decl.name).contains("Test")) continue;
return new ProblemReferenceBinding(typeBinding.compoundName, typeBinding, ProblemReasons.NotVisible);
}
return typeBinding;
}
}
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