import org.jruby.util.ByteList; //导入依赖的package包/类
@JRubyMethod
public IRubyObject hash(ThreadContext context) {
    try {
        MessageDigest digest = MessageDigest.getInstance("SHA-256");
        for (RubyMap map : maps.values()) {
            digest.update((byte) map.hashCode());
        }
        for (RubyRepeatedField repeatedField : repeatedFields.values()) {
            digest.update((byte) repeatedFields.hashCode());
        }
        for (IRubyObject field : fields.values()) {
            digest.update((byte) field.hashCode());
        }
        return context.runtime.newString(new ByteList(digest.digest()));
    } catch (NoSuchAlgorithmException ignore) {
        return context.runtime.newFixnum(System.identityHashCode(this));
    }
}
 

import org.jruby.util.ByteList; //导入依赖的package包/类
@JRubyMethod
public IRubyObject hash(ThreadContext context) {
    try {
        MessageDigest digest = MessageDigest.getInstance("SHA-256");
        for (IRubyObject key : table.keySet()) {
            digest.update((byte) key.hashCode());
            digest.update((byte) table.get(key).hashCode());
        }
        return context.runtime.newString(new ByteList(digest.digest()));
    } catch (NoSuchAlgorithmException ignore) {
        return context.runtime.newFixnum(System.identityHashCode(table));
    }
}
 

import org.jruby.util.ByteList; //导入依赖的package包/类
private static IRubyObject convertJavaStringToRuby(Ruby runtime, String str) {
    if (runtime.is1_9()) {
        ByteList bytes = new ByteList(str.getBytes(RubyEncoding.UTF8), UTF8Encoding.INSTANCE);
        return RubyString.newString(runtime, bytes);
    } else {
        return RubyString.newString(runtime, str);
    }
}
 

import org.jruby.util.ByteList; //导入依赖的package包/类
private static String toJavaString(RubyString str) {
    ByteList value = str.getByteList();
    try {
        if (str.getRuntime().is1_9()) {
            return new String(value.getUnsafeBytes(), value.begin(), value.length(), str.getEncoding().toString());
        }
        return RubyEncoding.decodeUTF8(value.getUnsafeBytes(), value.begin(), value.length());
    } catch (UnsupportedEncodingException uee) {
        return str.toString();
    }
}
 

import org.jruby.util.ByteList; //导入依赖的package包/类
public static String rubyStringToString(RubyString str) {
    ByteList byteList = str.getByteList();
    byte[] data = byteList.unsafeBytes();
    int offset = byteList.begin();
    int len = byteList.length();
    ByteBuffer buf = ByteBuffer.wrap(data, offset, len);
    return getCharsetUTF8().decode(buf).toString();
}
 

import org.jruby.util.ByteList; //导入依赖的package包/类
private IRubyObject toRubyString(byte[] bytes) {
  if (bytes == null) {
    return getRuntime().getNil();
  } else {
    return RubyString.newString(getRuntime(), new ByteList(bytes, ascii8bitEncoding));
  }
}
 

import org.jruby.util.ByteList; //导入依赖的package包/类
@JRubyMethod(meta = true)
public static IRubyObject encode(ThreadContext context, IRubyObject recv, IRubyObject value) {
    RubyMessage message = (RubyMessage) value;
    return context.runtime.newString(new ByteList(message.build(context).toByteArray()));
}
 

import org.jruby.util.ByteList; //导入依赖的package包/类
public static final RubyString toUsAsciiRubyString(final Ruby runtime, final byte[] bytes) {
    return RubyString.newString(runtime, new ByteList(bytes, USASCIIEncoding.INSTANCE, false));
}