org.apache.commons.httpclient.ChunkedOutputStream.java Source code

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Here is the source code for org.apache.commons.httpclient.ChunkedOutputStream.java

Source

package org.apache.commons.httpclient;

import java.io.IOException;
import java.io.OutputStream;
import org.apache.commons.httpclient.util.EncodingUtil;

public class ChunkedOutputStream extends OutputStream {
    private static final byte[] CRLF = { 13, 10 };
    private static final byte[] ENDCHUNK = CRLF;
    private static final byte[] ZERO = { 48 };
    private byte[] cache;
    private int cachePosition = 0;
    private OutputStream stream = null;
    private boolean wroteLastChunk = false;

    public ChunkedOutputStream(OutputStream paramOutputStream) throws IOException {
        this(paramOutputStream, 2048);
    }

    public ChunkedOutputStream(OutputStream paramOutputStream, int paramInt) throws IOException {
        this.cache = new byte[paramInt];
        this.stream = paramOutputStream;
    }

    public void close() throws IOException {
        finish();
        super.close();
    }

    public void finish() throws IOException {
        if (!this.wroteLastChunk) {
            flushCache();
            writeClosingChunk();
            this.wroteLastChunk = true;
        }
    }

    public void flush() throws IOException {
        this.stream.flush();
    }

    protected void flushCache() throws IOException {
        if (this.cachePosition > 0) {
            byte[] arrayOfByte = EncodingUtil.getAsciiBytes(Integer.toHexString(this.cachePosition) + "\r\n");
            this.stream.write(arrayOfByte, 0, arrayOfByte.length);
            this.stream.write(this.cache, 0, this.cachePosition);
            this.stream.write(ENDCHUNK, 0, ENDCHUNK.length);
            this.cachePosition = 0;
        }
    }

    protected void flushCacheWithAppend(byte[] paramArrayOfByte, int paramInt1, int paramInt2) throws IOException {
        byte[] arrayOfByte = EncodingUtil
                .getAsciiBytes(Integer.toHexString(this.cachePosition + paramInt2) + "\r\n");
        this.stream.write(arrayOfByte, 0, arrayOfByte.length);
        this.stream.write(this.cache, 0, this.cachePosition);
        this.stream.write(paramArrayOfByte, paramInt1, paramInt2);
        this.stream.write(ENDCHUNK, 0, ENDCHUNK.length);
        this.cachePosition = 0;
    }

    public void write(int paramInt) throws IOException {
        this.cache[this.cachePosition] = ((byte) paramInt);
        this.cachePosition += 1;
        if (this.cachePosition == this.cache.length)
            flushCache();
    }

    public void write(byte[] paramArrayOfByte) throws IOException {
        write(paramArrayOfByte, 0, paramArrayOfByte.length);
    }

    public void write(byte[] paramArrayOfByte, int paramInt1, int paramInt2) throws IOException {
        if (paramInt2 >= this.cache.length - this.cachePosition) {
            flushCacheWithAppend(paramArrayOfByte, paramInt1, paramInt2);
            return;
        }
        System.arraycopy(paramArrayOfByte, paramInt1, this.cache, this.cachePosition, paramInt2);
        this.cachePosition += paramInt2;
    }

    protected void writeClosingChunk() throws IOException {
        this.stream.write(ZERO, 0, ZERO.length);
        this.stream.write(CRLF, 0, CRLF.length);
        this.stream.write(ENDCHUNK, 0, ENDCHUNK.length);
    }
}

/* Location:           C:\Users\User\dex2jar-2.0\dex\qting\classes-dex2jar.jar
 * Qualified Name:     org.apache.commons.httpclient.ChunkedOutputStream
 * JD-Core Version:    0.6.2
 */