Examples with JCBlock com.sun.tools.javac.tree.JCTree.JCBlock used on opensource projects

Example 11 with JCBlock

use of com.sun.tools.javac.tree.JCTree.JCBlock in project lombok by rzwitserloot.

the class HandleSneakyThrows method buildTryCatchBlock.

public JCStatement buildTryCatchBlock(JavacNode node, List<JCStatement> contents, String exception, JCTree source) {
    JavacTreeMaker maker = node.getTreeMaker();
    Context context = node.getContext();
    JCBlock tryBlock = setGeneratedBy(maker.Block(0, contents), source, context);
    JCExpression varType = chainDots(node, exception.split("\\."));
    JCVariableDecl catchParam = maker.VarDef(maker.Modifiers(Flags.FINAL | Flags.PARAMETER), node.toName("$ex"), varType, null);
    JCExpression lombokLombokSneakyThrowNameRef = chainDots(node, "lombok", "Lombok", "sneakyThrow");
    JCBlock catchBody = maker.Block(0, List.<JCStatement>of(maker.Throw(maker.Apply(List.<JCExpression>nil(), lombokLombokSneakyThrowNameRef, List.<JCExpression>of(maker.Ident(node.toName("$ex")))))));
    JCTry tryStatement = maker.Try(tryBlock, List.of(recursiveSetGeneratedBy(maker.Catch(catchParam, catchBody), source, context)), null);
    if (JavacHandlerUtil.inNetbeansEditor(node)) {
        //set span (start and end position) of the try statement and the main block
        //this allows NetBeans to dive into the statement correctly:
        JCCompilationUnit top = (JCCompilationUnit) node.top().get();
        int startPos = contents.head.pos;
        int endPos = Javac.getEndPosition(contents.last().pos(), top);
        tryBlock.pos = startPos;
        tryStatement.pos = startPos;
        Javac.storeEnd(tryBlock, endPos, top);
        Javac.storeEnd(tryStatement, endPos, top);
    }
    return setGeneratedBy(tryStatement, source, context);
}

Example 12 with JCBlock

use of com.sun.tools.javac.tree.JCTree.JCBlock in project lombok by rzwitserloot.

the class HandleUtilityClass method createPrivateDefaultConstructor.

private void createPrivateDefaultConstructor(JavacNode typeNode) {
    JavacTreeMaker maker = typeNode.getTreeMaker();
    JCModifiers mods = maker.Modifiers(Flags.PRIVATE, List.<JCAnnotation>nil());
    Name name = typeNode.toName("<init>");
    JCBlock block = maker.Block(0L, createThrowStatement(typeNode, maker));
    JCMethodDecl methodDef = maker.MethodDef(mods, name, null, List.<JCTypeParameter>nil(), List.<JCVariableDecl>nil(), List.<JCExpression>nil(), block, null);
    JCMethodDecl constructor = recursiveSetGeneratedBy(methodDef, typeNode.get(), typeNode.getContext());
    JavacHandlerUtil.injectMethod(typeNode, constructor, List.<Type>nil(), Javac.createVoidType(typeNode.getSymbolTable(), CTC_VOID));
}

Example 13 with JCBlock

use of com.sun.tools.javac.tree.JCTree.JCBlock in project lombok by rzwitserloot.

the class HandleWither method createWither.

public JCMethodDecl createWither(long access, JavacNode field, JavacTreeMaker maker, JavacNode source, List<JCAnnotation> onMethod, List<JCAnnotation> onParam, boolean makeAbstract) {
    String witherName = toWitherName(field);
    if (witherName == null)
        return null;
    JCVariableDecl fieldDecl = (JCVariableDecl) field.get();
    List<JCAnnotation> nonNulls = findAnnotations(field, NON_NULL_PATTERN);
    List<JCAnnotation> nullables = findAnnotations(field, NULLABLE_PATTERN);
    Name methodName = field.toName(witherName);
    JCExpression returnType = cloneSelfType(field);
    JCBlock methodBody = null;
    long flags = JavacHandlerUtil.addFinalIfNeeded(Flags.PARAMETER, field.getContext());
    List<JCAnnotation> annsOnParam = copyAnnotations(onParam).appendList(nonNulls).appendList(nullables);
    JCVariableDecl param = maker.VarDef(maker.Modifiers(flags, annsOnParam), fieldDecl.name, fieldDecl.vartype, null);
    if (!makeAbstract) {
        ListBuffer<JCStatement> statements = new ListBuffer<JCStatement>();
        JCExpression selfType = cloneSelfType(field);
        if (selfType == null)
            return null;
        ListBuffer<JCExpression> args = new ListBuffer<JCExpression>();
        for (JavacNode child : field.up().down()) {
            if (child.getKind() != Kind.FIELD)
                continue;
            JCVariableDecl childDecl = (JCVariableDecl) child.get();
            // Skip fields that start with $
            if (childDecl.name.toString().startsWith("$"))
                continue;
            long fieldFlags = childDecl.mods.flags;
            // Skip static fields.
            if ((fieldFlags & Flags.STATIC) != 0)
                continue;
            // Skip initialized final fields.
            if (((fieldFlags & Flags.FINAL) != 0) && childDecl.init != null)
                continue;
            if (child.get() == field.get()) {
                args.append(maker.Ident(fieldDecl.name));
            } else {
                args.append(createFieldAccessor(maker, child, FieldAccess.ALWAYS_FIELD));
            }
        }
        JCNewClass newClass = maker.NewClass(null, List.<JCExpression>nil(), selfType, args.toList(), null);
        JCExpression identityCheck = maker.Binary(CTC_EQUAL, createFieldAccessor(maker, field, FieldAccess.ALWAYS_FIELD), maker.Ident(fieldDecl.name));
        JCConditional conditional = maker.Conditional(identityCheck, maker.Ident(field.toName("this")), newClass);
        JCReturn returnStatement = maker.Return(conditional);
        if (nonNulls.isEmpty()) {
            statements.append(returnStatement);
        } else {
            JCStatement nullCheck = generateNullCheck(maker, field, source);
            if (nullCheck != null)
                statements.append(nullCheck);
            statements.append(returnStatement);
        }
        methodBody = maker.Block(0, statements.toList());
    }
    List<JCTypeParameter> methodGenericParams = List.nil();
    List<JCVariableDecl> parameters = List.of(param);
    List<JCExpression> throwsClauses = List.nil();
    JCExpression annotationMethodDefaultValue = null;
    List<JCAnnotation> annsOnMethod = copyAnnotations(onMethod);
    if (isFieldDeprecated(field)) {
        annsOnMethod = annsOnMethod.prepend(maker.Annotation(genJavaLangTypeRef(field, "Deprecated"), List.<JCExpression>nil()));
    }
    if (makeAbstract)
        access = access | Flags.ABSTRACT;
    JCMethodDecl decl = recursiveSetGeneratedBy(maker.MethodDef(maker.Modifiers(access, annsOnMethod), methodName, returnType, methodGenericParams, parameters, throwsClauses, methodBody, annotationMethodDefaultValue), source.get(), field.getContext());
    copyJavadoc(field, decl, CopyJavadoc.WITHER);
    return decl;
}

Example 14 with JCBlock

use of com.sun.tools.javac.tree.JCTree.JCBlock in project lombok by rzwitserloot.

the class JavacGuavaSingularizer method generatePluralMethod.

protected void generatePluralMethod(JavacTreeMaker maker, JCExpression returnType, JCStatement returnStatement, SingularData data, JavacNode builderType, JCTree source, boolean fluent) {
    List<JCTypeParameter> typeParams = List.nil();
    List<JCExpression> thrown = List.nil();
    JCModifiers mods = maker.Modifiers(Flags.PUBLIC);
    ListBuffer<JCStatement> statements = new ListBuffer<JCStatement>();
    statements.append(createConstructBuilderVarIfNeeded(maker, data, builderType, source));
    JCExpression thisDotFieldDotAddAll = chainDots(builderType, "this", data.getPluralName().toString(), getAddMethodName() + "All");
    JCExpression invokeAddAll = maker.Apply(List.<JCExpression>nil(), thisDotFieldDotAddAll, List.<JCExpression>of(maker.Ident(data.getPluralName())));
    statements.append(maker.Exec(invokeAddAll));
    if (returnStatement != null)
        statements.append(returnStatement);
    JCBlock body = maker.Block(0, statements.toList());
    Name methodName = data.getPluralName();
    long paramFlags = JavacHandlerUtil.addFinalIfNeeded(Flags.PARAMETER, builderType.getContext());
    if (!fluent)
        methodName = builderType.toName(HandlerUtil.buildAccessorName(getAddMethodName() + "All", methodName.toString()));
    JCExpression paramType;
    String aaTypeName = getAddAllTypeName();
    if (aaTypeName.startsWith("java.lang.") && aaTypeName.indexOf('.', 11) == -1) {
        paramType = genJavaLangTypeRef(builderType, aaTypeName.substring(10));
    } else {
        paramType = chainDotsString(builderType, aaTypeName);
    }
    paramType = addTypeArgs(getTypeArgumentsCount(), true, builderType, paramType, data.getTypeArgs(), source);
    JCVariableDecl param = maker.VarDef(maker.Modifiers(paramFlags), data.getPluralName(), paramType, null);
    JCMethodDecl method = maker.MethodDef(mods, methodName, returnType, typeParams, List.of(param), thrown, body, null);
    injectMethod(builderType, method);
}

Example 15 with JCBlock

use of com.sun.tools.javac.tree.JCTree.JCBlock in project lombok by rzwitserloot.

the class JavacGuavaSingularizer method generateSingularMethod.

void generateSingularMethod(JavacTreeMaker maker, JCExpression returnType, JCStatement returnStatement, SingularData data, JavacNode builderType, JCTree source, boolean fluent) {
    List<JCTypeParameter> typeParams = List.nil();
    List<JCExpression> thrown = List.nil();
    LombokImmutableList<String> suffixes = getArgumentSuffixes();
    Name[] names = new Name[suffixes.size()];
    for (int i = 0; i < suffixes.size(); i++) {
        String s = suffixes.get(i);
        Name n = data.getSingularName();
        names[i] = s.isEmpty() ? n : builderType.toName(s);
    }
    JCModifiers mods = maker.Modifiers(Flags.PUBLIC);
    ListBuffer<JCStatement> statements = new ListBuffer<JCStatement>();
    statements.append(createConstructBuilderVarIfNeeded(maker, data, builderType, source));
    JCExpression thisDotFieldDotAdd = chainDots(builderType, "this", data.getPluralName().toString(), getAddMethodName());
    ListBuffer<JCExpression> invokeAddExprBuilder = new ListBuffer<JCExpression>();
    for (int i = 0; i < suffixes.size(); i++) {
        invokeAddExprBuilder.append(maker.Ident(names[i]));
    }
    List<JCExpression> invokeAddExpr = invokeAddExprBuilder.toList();
    JCExpression invokeAdd = maker.Apply(List.<JCExpression>nil(), thisDotFieldDotAdd, invokeAddExpr);
    statements.append(maker.Exec(invokeAdd));
    if (returnStatement != null)
        statements.append(returnStatement);
    JCBlock body = maker.Block(0, statements.toList());
    Name methodName = data.getSingularName();
    long paramFlags = JavacHandlerUtil.addFinalIfNeeded(Flags.PARAMETER, builderType.getContext());
    if (!fluent)
        methodName = builderType.toName(HandlerUtil.buildAccessorName(getAddMethodName(), methodName.toString()));
    ListBuffer<JCVariableDecl> params = new ListBuffer<JCVariableDecl>();
    for (int i = 0; i < suffixes.size(); i++) {
        JCExpression pt = cloneParamType(i, maker, data.getTypeArgs(), builderType, source);
        JCVariableDecl p = maker.VarDef(maker.Modifiers(paramFlags), names[i], pt, null);
        params.append(p);
    }
    JCMethodDecl method = maker.MethodDef(mods, methodName, returnType, typeParams, params.toList(), thrown, body, null);
    injectMethod(builderType, method);
}