Examples with VarSymbol com.sun.tools.javac.code.Symbol.VarSymbol used on opensource projects

Example 31 with VarSymbol

use of com.sun.tools.javac.code.Symbol.VarSymbol in project ceylon-compiler by ceylon.

the class JavacMethod method getParameters.

@Override
public List<VariableMirror> getParameters() {
    if (parameters == null) {
        com.sun.tools.javac.util.List<VarSymbol> params = methodSymbol.getParameters();
        List<VariableMirror> ret = new ArrayList<VariableMirror>(params.size());
        for (VarSymbol parameter : params) ret.add(new JavacVariable(parameter));
        parameters = Collections.unmodifiableList(ret);
    }
    return parameters;
}

Example 32 with VarSymbol

use of com.sun.tools.javac.code.Symbol.VarSymbol in project bazel by bazelbuild.

the class AnnotationUtils method getElementValueEnum.

/**
     * Version that is suitable for Enum elements.
     */
public static <T extends Enum<T>> T getElementValueEnum(AnnotationMirror anno, CharSequence name, Class<T> t, boolean useDefaults) {
    VarSymbol vs = getElementValue(anno, name, VarSymbol.class, useDefaults);
    T value = Enum.valueOf(t, vs.getSimpleName().toString());
    return value;
}

Example 33 with VarSymbol

use of com.sun.tools.javac.code.Symbol.VarSymbol in project error-prone by google.

the class ASTHelpers method enumValues.

/** @return all values of the given enum type, in declaration order. */
public static LinkedHashSet<String> enumValues(TypeSymbol enumType) {
    if (enumType.getKind() != ElementKind.ENUM) {
        throw new IllegalStateException();
    }
    Scope scope = enumType.members();
    Deque<String> values = new ArrayDeque<>();
    for (Symbol sym : scope.getSymbols()) {
        if (sym instanceof VarSymbol) {
            VarSymbol var = (VarSymbol) sym;
            if ((var.flags() & Flags.ENUM) != 0) {
                /**
           * Javac gives us the members backwards, apparently. It's worth making an effort to
           * preserve declaration order because it's useful for diagnostics (e.g. in
           * {@link MissingCasesInEnumSwitch}).
           */
                values.push(sym.name.toString());
            }
        }
    }
    return new LinkedHashSet<>(values);
}

Example 34 with VarSymbol

use of com.sun.tools.javac.code.Symbol.VarSymbol in project error-prone by google.

the class SimpleDateFormatConstant method matchVariable.

@Override
public Description matchVariable(VariableTree tree, VisitorState state) {
    if (tree.getInitializer() == null) {
        return NO_MATCH;
    }
    VarSymbol sym = ASTHelpers.getSymbol(tree);
    if (sym == null || sym.getKind() != ElementKind.FIELD) {
        return NO_MATCH;
    }
    String name = sym.getSimpleName().toString();
    if (!(sym.isStatic() && sym.getModifiers().contains(Modifier.FINAL))) {
        return NO_MATCH;
    }
    if (!name.equals(name.toUpperCase())) {
        return NO_MATCH;
    }
    if (!isSameType(getType(tree), state.getTypeFromString("java.text.SimpleDateFormat"), state)) {
        return NO_MATCH;
    }
    return buildDescription(tree).addFix(threadLocalFix(tree, state, sym)).addFix(renameVariable(tree, CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, tree.getName().toString()), state)).build();
}

Example 35 with VarSymbol

use of com.sun.tools.javac.code.Symbol.VarSymbol in project error-prone by google.

the class FormatStringAnnotationChecker method matchMethod.

@Override
public Description matchMethod(MethodTree tree, VisitorState state) {
    Type stringType = state.getSymtab().stringType;
    boolean isFormatMethod = ASTHelpers.hasAnnotation(ASTHelpers.getSymbol(tree), FormatMethod.class, state);
    boolean foundFormatString = false;
    boolean foundString = false;
    for (VariableTree param : tree.getParameters()) {
        VarSymbol paramSymbol = ASTHelpers.getSymbol(param);
        boolean isStringParam = ASTHelpers.isSameType(paramSymbol.type, stringType, state);
        if (isStringParam) {
            foundString = true;
        }
        if (ASTHelpers.hasAnnotation(paramSymbol, FormatString.class, state)) {
            if (!isFormatMethod) {
                return buildDescription(tree).setMessage("A parameter can only be annotated @FormatString in a method annotated " + "@FormatMethod: " + param).build();
            }
            if (!isStringParam) {
                return buildDescription(param).setMessage("Only strings can be annotated @FormatString.").build();
            }
            if (foundFormatString) {
                return buildDescription(tree).setMessage("A method cannot have more than one @FormatString parameter.").build();
            }
            foundFormatString = true;
        }
    }
    if (isFormatMethod && !foundString) {
        return buildDescription(tree).setMessage("An @FormatMethod must contain at least one String parameter.").build();
    }
    return Description.NO_MATCH;
}