Android Open Source - JBoss-Admin-Android Custom Multi Part Entity

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License

The source code is released under:

Apache License

Java Source Code

package org.cvasilak.jboss.mobile.app.util;
//  w ww.j  a  va  2  s.co m
import org.apache.http.entity.mime.HttpMultipartMode;
import org.apache.http.entity.mime.MultipartEntity;

import java.io.FilterOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.nio.charset.Charset;

/*
 * A MultipartEntity subclass that adds progress monitoring
 *
 * @author John Russel
 * see http://toolongdidntread.com/android/android-multipart-post-with-progress-bar/
 *
 */
public class CustomMultiPartEntity extends MultipartEntity {

    private final ProgressListener listener;

    public CustomMultiPartEntity(final ProgressListener listener) {
        super();
        this.listener = listener;
    }

    public CustomMultiPartEntity(final HttpMultipartMode mode, final ProgressListener listener) {
        super(mode);
        this.listener = listener;
    }

    public CustomMultiPartEntity(HttpMultipartMode mode, final String boundary, final Charset charset, final ProgressListener listener) {
        super(mode, boundary, charset);
        this.listener = listener;
    }

    @Override
    public void writeTo(final OutputStream outstream) throws IOException {
        super.writeTo(new CountingOutputStream(outstream, this.listener));
    }

    public static interface ProgressListener {
        void transferred(long num);
    }

    public static class CountingOutputStream extends FilterOutputStream {

        private final ProgressListener listener;
        private long transferred;

        public CountingOutputStream(final OutputStream out, final ProgressListener listener) {
            super(out);

            this.listener = listener;
            this.transferred = 0;
        }

        public void write(byte[] b, int off, int len) throws IOException {
            out.write(b, off, len);

            this.transferred += len;
            this.listener.transferred(this.transferred);
        }

        public void write(int b) throws IOException {
            out.write(b);

            this.transferred++;
            this.listener.transferred(this.transferred);
        }
    }
}

Java Source Code List

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