net.oneandone.mork.classfile.attribute.Blackbox Maven / Gradle / Ivy

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/**
 * Copyright 1&1 Internet AG, https://github.com/1and1/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.oneandone.mork.classfile.attribute;

import net.oneandone.mork.classfile.Input;
import net.oneandone.mork.classfile.Output;

import java.io.IOException;

/** TODO: Replace these attribute with a proper representation */
public class Blackbox extends Attribute {
    public final byte[] info;

    public Blackbox(String nameInit, Input src) throws IOException {
        super(nameInit);

        int len;

        len = src.readU4();
        if ((len & 0xffff0000) != 0) {
            throw new RuntimeException("attribute to long: " + len);
        }
        info = new byte[len];
        src.read(info);
    }

    @Override
    public void write(Output dest) throws IOException {
        dest.writeUtf8(name);
        dest.writeU4(info.length);
        dest.write(info);
    }

    @Override
    public String toString() {
        return name + " attribute, len=" + info.length;
    }
}