001/*
002 * Copyright 2010-2013 JetBrains s.r.o.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.jetbrains.jet.codegen.signature.kotlin;
018
019import org.jetbrains.annotations.NotNull;
020import org.jetbrains.asm4.AnnotationVisitor;
021import org.jetbrains.asm4.MethodVisitor;
022import org.jetbrains.jet.lang.resolve.java.JvmStdlibNames;
023
024public class JetValueParameterAnnotationWriter {
025    private final AnnotationVisitor av;
026
027    private JetValueParameterAnnotationWriter(AnnotationVisitor av) {
028        this.av = av;
029    }
030
031    public void writeName(@NotNull String name) {
032        if (name.length() > 0) {
033            av.visit(JvmStdlibNames.JET_VALUE_PARAMETER_NAME_FIELD, name);
034        }
035    }
036
037    public static JetValueParameterAnnotationWriter visitParameterAnnotation(MethodVisitor mv, int n) {
038        return new JetValueParameterAnnotationWriter(
039                mv.visitParameterAnnotation(n, JvmStdlibNames.JET_VALUE_PARAMETER.getDescriptor(), true));
040    }
041
042    public void writeReceiver() {
043        av.visit(JvmStdlibNames.JET_VALUE_PARAMETER_RECEIVER_FIELD, true);
044    }
045
046    public void writeType(@NotNull String kotlinSignature) {
047        if (kotlinSignature.length() > 0) {
048            av.visit(JvmStdlibNames.JET_VALUE_PARAMETER_TYPE_FIELD, kotlinSignature);
049        }
050    }
051
052    public void visitEnd() {
053        av.visitEnd();
054    }
055
056    public void writeHasDefaultValue(boolean hasDefaultValue) {
057        if (hasDefaultValue) {
058            av.visit(JvmStdlibNames.JET_VALUE_PARAMETER_HAS_DEFAULT_VALUE_FIELD, true);
059        }
060    }
061
062    public void writeVararg(boolean vararg) {
063        if (vararg) {
064            av.visit(JvmStdlibNames.JET_VALUE_PARAMETER_VARARG, true);
065        }
066    }
067}