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Example 1 with Type_array_suffixContext

use of jetbrick.template.parser.grammer.JetTemplateParser.Type_array_suffixContext in project jetbrick-template-1x by subchen.

the class JetTemplateCodeVisitor method visitType.

@Override
public Code visitType(TypeContext ctx) {
    StringBuilder name = new StringBuilder();
    for (TerminalNode node : ctx.IDENTIFIER()) {
        if (name.length() > 0) {
            name.append('.');
        }
        name.append(node.getText());
    }
    // 查找 klass
    Class<?> klass = resolver.resolveClass(name.toString());
    if (klass == null) {
        StringBuilder sb = new StringBuilder(128);
        sb.append("java.lang.ClassNotFoundException: ").append(name);
        sb.append("\n advise: Please define package in 'import.packages' or use full qualified class name.");
        throw reportError(sb.toString(), ctx);
    }
    if (securityManager != null) {
        securityManager.checkMemberAccess(klass);
    }
    // 查找泛型类型 typeArgs
    TypedKlass[] typeArgs = TypedKlass.EMPTY_TYPE_ARGS;
    Type_argumentsContext type_arguments = ctx.type_arguments();
    if (type_arguments != null) {
        SegmentListCode c = (SegmentListCode) type_arguments.accept(this);
        typeArgs = new TypedKlass[c.size()];
        for (int i = 0; i < typeArgs.length; i++) {
            typeArgs[i] = c.getChild(i).getTypedKlass();
        }
    }
    // 如果是数组类型,则把 klass 转成数组
    String array_suffix = "";
    List<Type_array_suffixContext> type_array_suffix = ctx.type_array_suffix();
    for (Type_array_suffixContext c : type_array_suffix) {
        Code code = c.accept(this);
        array_suffix = array_suffix + code.toString();
    }
    if (array_suffix.length() > 0) {
        // 转换成 Array Class, 重新 resolve
        String klassName = name.toString() + array_suffix;
        klass = resolver.resolveClass(klassName);
        if (klass == null) {
            throw reportError("java.lang.ClassNotFoundException: " + klassName, ctx);
        }
    }
    // 返回带有的泛型信息的 Class
    TypedKlass typedKlass = TypedKlass.create(klass, typeArgs);
    return new SegmentCode(typedKlass, typedKlass.toString(), ctx);
}
Also used : SegmentListCode(jetbrick.template.parser.code.SegmentListCode) ScopeCode(jetbrick.template.parser.code.ScopeCode) BlockCode(jetbrick.template.parser.code.BlockCode) SegmentListCode(jetbrick.template.parser.code.SegmentListCode) TemplateClassCode(jetbrick.template.parser.code.TemplateClassCode) TextCode(jetbrick.template.parser.code.TextCode) ForExpressionCode(jetbrick.template.parser.code.ForExpressionCode) SegmentCode(jetbrick.template.parser.code.SegmentCode) MacroCode(jetbrick.template.parser.code.MacroCode) Code(jetbrick.template.parser.code.Code) DefineExpressionCode(jetbrick.template.parser.code.DefineExpressionCode) TagCode(jetbrick.template.parser.code.TagCode) Type_argumentsContext(jetbrick.template.parser.grammer.JetTemplateParser.Type_argumentsContext) TypedKlass(jetbrick.template.parser.support.TypedKlass) SegmentCode(jetbrick.template.parser.code.SegmentCode) TerminalNode(org.antlr.v4.runtime.tree.TerminalNode) Type_array_suffixContext(jetbrick.template.parser.grammer.JetTemplateParser.Type_array_suffixContext)

Aggregations

BlockCode (jetbrick.template.parser.code.BlockCode)1 Code (jetbrick.template.parser.code.Code)1 DefineExpressionCode (jetbrick.template.parser.code.DefineExpressionCode)1 ForExpressionCode (jetbrick.template.parser.code.ForExpressionCode)1 MacroCode (jetbrick.template.parser.code.MacroCode)1 ScopeCode (jetbrick.template.parser.code.ScopeCode)1 SegmentCode (jetbrick.template.parser.code.SegmentCode)1 SegmentListCode (jetbrick.template.parser.code.SegmentListCode)1 TagCode (jetbrick.template.parser.code.TagCode)1 TemplateClassCode (jetbrick.template.parser.code.TemplateClassCode)1 TextCode (jetbrick.template.parser.code.TextCode)1 Type_argumentsContext (jetbrick.template.parser.grammer.JetTemplateParser.Type_argumentsContext)1 Type_array_suffixContext (jetbrick.template.parser.grammer.JetTemplateParser.Type_array_suffixContext)1 TypedKlass (jetbrick.template.parser.support.TypedKlass)1 TerminalNode (org.antlr.v4.runtime.tree.TerminalNode)1