JarModuleReader.cs

Go to the documentation of this file.

using System;
using System.Collections.Generic;
using System.IO;
 
using IKVM.CoreLib.Jar;
 
namespace IKVM.CoreLib.Modules
{
 
    class JarModuleReader : ModuleReader
    {
 
        readonly string _file;
        readonly JarFile _jar;
 
        public JarModuleReader(string file, RuntimeVersion runtimeVersion)
        {
            _file = file ?? throw new ArgumentNullException(nameof(file));
            _file = Path.GetFullPath(_file);
            _jar = new JarFile(_file, runtimeVersion);
        }
 
        public override IEnumerable<string> List()
        {
            foreach (var i in _jar.GetEntries())
                yield return i.Name;
        }
 
        public override Stream? Open(string name)
        {
            var entry = _jar.GetEntry(name);
            if (entry is not null)
                return entry.Value.Open();
 
            return null;
        }
 
        public override void Dispose()
        {
            _jar.Dispose();
        }
 
    }
 
}