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-rw-r--r--src/core/lombok/javac/handlers/HandleSuperBuilder.java144
1 files changed, 18 insertions, 126 deletions
diff --git a/src/core/lombok/javac/handlers/HandleSuperBuilder.java b/src/core/lombok/javac/handlers/HandleSuperBuilder.java
index 2c292822..c271a262 100644
--- a/src/core/lombok/javac/handlers/HandleSuperBuilder.java
+++ b/src/core/lombok/javac/handlers/HandleSuperBuilder.java
@@ -74,14 +74,9 @@ import lombok.javac.handlers.JavacSingularsRecipes.SingularData;
@ProviderFor(JavacAnnotationHandler.class)
@HandlerPriority(-1024) //-2^10; to ensure we've picked up @FieldDefault's changes (-2048) but @Value hasn't removed itself yet (-512), so that we can error on presence of it on the builder classes.
public class HandleSuperBuilder extends JavacAnnotationHandler<SuperBuilder> {
-// private HandleConstructor handleConstructor = new HandleConstructor();
-
-// private static final boolean toBoolean(Object expr, boolean defaultValue) {
-// if (expr == null) return defaultValue;
-// if (expr instanceof JCLiteral) return ((Integer) ((JCLiteral) expr).value) != 0;
-// return ((Boolean) expr).booleanValue();
-// }
-
+
+ private static final String SELF_METHOD = "self";
+
private static class BuilderFieldData {
JCExpression type;
Name rawName;
@@ -101,22 +96,12 @@ public class HandleSuperBuilder extends JavacAnnotationHandler<SuperBuilder> {
String builderMethodName = builderInstance.builderMethodName();
String buildMethodName = builderInstance.buildMethodName();
- String builderClassName = builderInstance.builderClassName();
- String superclassBuilderClassName = builderInstance.superclassBuilderClassName();
- boolean inherit = builderInstance.inherit();
- String toBuilderMethodName = "toBuilder";
- boolean toBuilder = builderInstance.toBuilder();
if (builderMethodName == null) builderMethodName = "builder";
if (buildMethodName == null) buildMethodName = "build";
- if (builderClassName == null) builderClassName = "";
- if (superclassBuilderClassName == null) superclassBuilderClassName = "";
if (!checkName("builderMethodName", builderMethodName, annotationNode)) return;
if (!checkName("buildMethodName", buildMethodName, annotationNode)) return;
- if (!builderClassName.isEmpty()) {
- if (!checkName("builderClassName", builderClassName, annotationNode)) return;
- }
JavacNode tdParent = annotationNode.up();
@@ -175,14 +160,12 @@ public class HandleSuperBuilder extends JavacAnnotationHandler<SuperBuilder> {
}
// Set the default names of the builder classes if not customized via annotation.
- if (builderClassName.isEmpty()) builderClassName = td.name.toString() + "Builder";
+ String builderClassName = td.name.toString() + "Builder";
String builderImplClassName = builderClassName + "Impl";
JCTree extendsClause = Javac.getExtendsClause(td);
- if (superclassBuilderClassName.isEmpty() && extendsClause != null) {
- superclassBuilderClassName = extendsClause + "Builder";
- }
-
- boolean useInheritanceOnBuilder = extendsClause != null && inherit;
+ String superclassBuilderClassName= extendsClause + "Builder";
+
+ boolean useInheritanceOnBuilder = extendsClause != null;
generateBuilderBasedConstructor(tdParent, builderFields, annotationNode, builderClassName, useInheritanceOnBuilder);
returnType = namePlusTypeParamsToTypeReference(tdParent.getTreeMaker(), td.name, td.typarams);
@@ -239,8 +222,8 @@ public class HandleSuperBuilder extends JavacAnnotationHandler<SuperBuilder> {
JCMethodDecl cd = HandleConstructor.createConstructor(AccessLevel.PRIVATE, List.<JCAnnotation>nil(), builderImplType, List.<JavacNode>nil(), false, annotationNode);
if (cd != null) injectMethod(builderImplType, cd);
- // Generate abstract getInstance() and build() methods.
- injectMethod(builderType, generateAbstractGetInstanceMethod(tdParent));
+ // Generate abstract self() and build() methods.
+ injectMethod(builderType, generateAbstractSelfMethod(tdParent));
injectMethod(builderType, generateAbstractBuildMethod(tdParent, buildMethodName));
// Create the setter methods in the abstract builder.
@@ -248,8 +231,8 @@ public class HandleSuperBuilder extends JavacAnnotationHandler<SuperBuilder> {
makeSetterMethodsForBuilder(builderType, bfd, annotationNode);
}
- // Create the getInstance() and build() methods in the BuilderImpl.
- injectMethod(builderImplType, generateGetInstanceMethod(builderImplType));
+ // Create the self() and build() methods in the BuilderImpl.
+ injectMethod(builderImplType, generateSelfMethod(builderImplType));
injectMethod(builderImplType, generateBuildMethod(tdParent, buildMethodName, returnType, builderImplType, thrownExceptions, ast));
// Create the toString() method for the abstract builder.
@@ -271,55 +254,9 @@ public class HandleSuperBuilder extends JavacAnnotationHandler<SuperBuilder> {
if (md != null) injectMethod(tdParent, md);
}
- if (toBuilder) {
- switch (methodExists(toBuilderMethodName, tdParent, 0)) {
- case EXISTS_BY_USER:
- annotationNode.addWarning("Not generating toBuilder() as it already exists.");
- return;
- case NOT_EXISTS:
- List<JCTypeParameter> tps = typeParams;
- JCMethodDecl md = generateToBuilderMethod(toBuilderMethodName, builderClassName, tdParent, tps, builderFields, ast);
- if (md != null) injectMethod(tdParent, md);
- }
- }
-
recursiveSetGeneratedBy(builderType.get(), ast, annotationNode.getContext());
recursiveSetGeneratedBy(builderImplType.get(), ast, annotationNode.getContext());
}
-
-// private static String unpack(JCExpression expr) {
-// StringBuilder sb = new StringBuilder();
-// unpack(sb, expr);
-// return sb.toString();
-// }
-
-// private static void unpack(StringBuilder sb, JCExpression expr) {
-// if (expr instanceof JCIdent) {
-// sb.append(((JCIdent) expr).name.toString());
-// return;
-// }
-//
-// if (expr instanceof JCFieldAccess) {
-// JCFieldAccess jcfa = (JCFieldAccess) expr;
-// unpack(sb, jcfa.selected);
-// sb.append(".").append(jcfa.name.toString());
-// return;
-// }
-//
-// if (expr instanceof JCTypeApply) {
-// sb.setLength(0);
-// sb.append("ERR:");
-// sb.append("@Builder(toBuilder=true) is not supported if returning a type with generics applied to an intermediate.");
-// sb.append("__ERR__");
-// return;
-// }
-//
-// sb.setLength(0);
-// sb.append("ERR:");
-// sb.append("Expected a type of some sort, not a " + expr.getClass().getName());
-// sb.append("__ERR__");
-// }
-
/**
* Generates a constructor that has a builder as the only parameter.
@@ -359,7 +296,7 @@ public class HandleSuperBuilder extends JavacAnnotationHandler<SuperBuilder> {
JCExpression rhs;
if (bfd.singularData != null && bfd.singularData.getSingularizer() != null) {
- bfd.singularData.getSingularizer().appendBuildCode(bfd.singularData, bfd.originalFieldNode, bfd.type, statements, bfd.name);
+ bfd.singularData.getSingularizer().appendBuildCode(bfd.singularData, bfd.originalFieldNode, bfd.type, statements, bfd.name, "b");
rhs = maker.Ident(bfd.singularData.getPluralName());
} else {
rhs = maker.Select(maker.Ident(builderVariableName), bfd.rawName);
@@ -401,52 +338,19 @@ public class HandleSuperBuilder extends JavacAnnotationHandler<SuperBuilder> {
injectMethod(typeNode, constr, null, Javac.createVoidType(typeNode.getSymbolTable(), CTC_VOID));
}
- private JCMethodDecl generateToBuilderMethod(String toBuilderMethodName, String builderClassName, JavacNode type, List<JCTypeParameter> typeParams, java.util.List<BuilderFieldData> builderFields, JCAnnotation ast) {
- // return new ThingieBuilder<A, B>().setA(this.a).setB(this.b);
- JavacTreeMaker maker = type.getTreeMaker();
-
- ListBuffer<JCExpression> typeArgs = new ListBuffer<JCExpression>();
- for (JCTypeParameter typeParam : typeParams) {
- typeArgs.append(maker.Ident(typeParam.name));
- }
-
- JCExpression call = maker.NewClass(null, List.<JCExpression>nil(), namePlusTypeParamsToTypeReference(maker, type.toName(builderClassName), typeParams), List.<JCExpression>nil(), null);
- JCExpression invoke = call;
- for (BuilderFieldData bfd : builderFields) {
- Name setterName = bfd.name;
- JCExpression arg;
- if (bfd.obtainVia == null || !bfd.obtainVia.field().isEmpty()) {
- arg = maker.Select(maker.Ident(type.toName("this")), bfd.obtainVia == null ? bfd.rawName : type.toName(bfd.obtainVia.field()));
- } else {
- if (bfd.obtainVia.isStatic()) {
- JCExpression c = maker.Select(maker.Ident(type.toName(type.getName())), type.toName(bfd.obtainVia.method()));
- arg = maker.Apply(List.<JCExpression>nil(), c, List.<JCExpression>of(maker.Ident(type.toName("this"))));
- } else {
- JCExpression c = maker.Select(maker.Ident(type.toName("this")), type.toName(bfd.obtainVia.method()));
- arg = maker.Apply(List.<JCExpression>nil(), c, List.<JCExpression>nil());
- }
- }
- invoke = maker.Apply(List.<JCExpression>nil(), maker.Select(invoke, setterName), List.of(arg));
- }
- JCStatement statement = maker.Return(invoke);
-
- JCBlock body = maker.Block(0, List.<JCStatement>of(statement));
- return maker.MethodDef(maker.Modifiers(Flags.PUBLIC), type.toName(toBuilderMethodName), namePlusTypeParamsToTypeReference(maker, type.toName(builderClassName), typeParams), List.<JCTypeParameter>nil(), List.<JCVariableDecl>nil(), List.<JCExpression>nil(), body, null);
- }
-
- private JCMethodDecl generateAbstractGetInstanceMethod(JavacNode type) {
+ private JCMethodDecl generateAbstractSelfMethod(JavacNode type) {
JavacTreeMaker maker = type.getTreeMaker();
JCModifiers modifiers = maker.Modifiers(Flags.PROTECTED | Flags.ABSTRACT);
- Name name = type.toName("getInstance");
+ Name name = type.toName(SELF_METHOD);
JCExpression returnType = maker.Ident(type.toName("B"));
return maker.MethodDef(modifiers, name, returnType, List.<JCTypeParameter>nil(), List.<JCVariableDecl>nil(), List.<JCExpression>nil(), null, null);
}
- private JCMethodDecl generateGetInstanceMethod(JavacNode builderImplType) {
+ private JCMethodDecl generateSelfMethod(JavacNode builderImplType) {
JavacTreeMaker maker = builderImplType.getTreeMaker();
JCModifiers modifiers = maker.Modifiers(Flags.PROTECTED);
- Name name = builderImplType.toName("getInstance");
+ Name name = builderImplType.toName(SELF_METHOD);
JCExpression returnType = maker.Ident(builderImplType.toName(builderImplType.getName()));
JCStatement statement = maker.Return(maker.Ident(builderImplType.toName("this")));
@@ -477,18 +381,6 @@ public class HandleSuperBuilder extends JavacAnnotationHandler<SuperBuilder> {
statements.append(maker.Exec(maker.Assign(maker.Select(maker.Ident(type.toName("this")), type.toName("$lombokUnclean")), maker.Literal(CTC_BOOLEAN, 0))));
JCBlock body = maker.Block(0, statements.toList());
return maker.MethodDef(maker.Modifiers(Flags.PUBLIC), type.toName("$lombokClean"), maker.Type(Javac.createVoidType(type.getSymbolTable(), CTC_VOID)), List.<JCTypeParameter>nil(), List.<JCVariableDecl>nil(), List.<JCExpression>nil(), body, null);
- /*
- * if (shouldReturnThis) {
- methodType = cloneSelfType(field);
- }
-
- if (methodType == null) {
- //WARNING: Do not use field.getSymbolTable().voidType - that field has gone through non-backwards compatible API changes within javac1.6.
- methodType = treeMaker.Type(Javac.createVoidType(treeMaker, CTC_VOID));
- shouldReturnThis = false;
- }
-
- */
}
private JCMethodDecl generateBuildMethod(JavacNode tdParent, String buildName, JCExpression returnType, JavacNode type, List<JCExpression> thrownExceptions, JCTree source) {
@@ -585,7 +477,7 @@ public class HandleSuperBuilder extends JavacAnnotationHandler<SuperBuilder> {
if (fieldNode.singularData == null || fieldNode.singularData.getSingularizer() == null) {
makeSimpleSetterMethodForBuilder(builderType, deprecate, fieldNode.createdFields.get(0), fieldNode.nameOfSetFlag, source, true, true);
} else {
- // TODO: Fix singular methods to return getInstance().
+ // TODO: Fix singular methods to return self().
fieldNode.singularData.getSingularizer().generateMethods(fieldNode.singularData, deprecate, builderType, source.get(), true, true);
}
}
@@ -605,7 +497,7 @@ public class HandleSuperBuilder extends JavacAnnotationHandler<SuperBuilder> {
JavacTreeMaker maker = fieldNode.getTreeMaker();
JCExpression returnType = maker.Ident(builderType.toName("B"));
- JCReturn returnStatement = maker.Return(maker.Apply(List.<JCExpression>nil(), maker.Ident(builderType.toName("getInstance")), List.<JCExpression>nil()));
+ JCReturn returnStatement = maker.Return(maker.Apply(List.<JCExpression>nil(), maker.Ident(builderType.toName(SELF_METHOD)), List.<JCExpression>nil()));
JCMethodDecl newMethod = HandleSetter.createSetter(Flags.PUBLIC, deprecate, fieldNode, maker, setterName, nameOfSetFlag, returnType, returnStatement, source, List.<JCAnnotation>nil(), List.<JCAnnotation>nil());