ServletOutputStreamImpl.java

/*
 * Copyright 2013 by Maxim Kalina
 *
 *    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.javaforge.netty.servlet.bridge.impl;

import io.netty.buffer.ByteBufOutputStream;
import io.netty.handler.codec.http.FullHttpResponse;

import javax.servlet.ServletOutputStream;
import java.io.IOException;

public class ServletOutputStreamImpl extends ServletOutputStream {

    private FullHttpResponse response;

    private ByteBufOutputStream out;

    private boolean flushed = false;

    public ServletOutputStreamImpl(FullHttpResponse response) {
        this.response = response;
        this.out = new ByteBufOutputStream(response.content());
    }

    @Override
    public void write(int b) throws IOException {
        this.out.write(b);
    }

    @Override
    public void write(byte[] b) throws IOException {
        this.out.write(b);
    }

    @Override
    public void write(byte[] b, int offset, int len) throws IOException {
        this.out.write(b, offset, len);
    }

    @Override
    public void flush() throws IOException {
//        this.response.setContent(out.buffer());
        this.flushed = true;
    }

    public void resetBuffer() {
        this.out.buffer().clear();
    }

    public boolean isFlushed() {
        return flushed;
    }

    public int getBufferSize() {
        return this.out.buffer().capacity();
    }
}