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Hprose is a High Performance Remote Object Service Engine. It is a modern, lightweight, cross-language, cross-platform, object-oriented, high performance, remote dynamic communication middleware. It is not only easy to use, but powerful. You just need a little time to learn, then you can use it to easily construct cross language cross platform distributed application system. Hprose supports many programming languages, for example: * AAuto Quicker * ActionScript * ASP * C++ * Dart * Delphi/Free Pascal * dotNET(C#, Visual Basic...) * Golang * Java * JavaScript * Node.js * Objective-C * Perl * PHP * Python * Ruby * ... Through Hprose, You can conveniently and efficiently intercommunicate between those programming languages. This project is the implementation of Hprose for Java.

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/**********************************************************\
|                                                          |
|                          hprose                          |
|                                                          |
| Official WebSite: http://www.hprose.com/                 |
|                   http://www.hprose.org/                 |
|                                                          |
\**********************************************************/
/**********************************************************\
 *                                                        *
 * WriterRefer.java                                       *
 *                                                        *
 * writer refer class for Java.                           *
 *                                                        *
 * LastModified: Aug 7, 2015                              *
 * Author: Ma Bingyao                   *
 *                                                        *
\**********************************************************/
package hprose.io.serialize;

import static hprose.io.HproseTags.TagRef;
import static hprose.io.HproseTags.TagSemicolon;
import java.io.IOException;
import java.io.OutputStream;
import java.util.IdentityHashMap;

final class WriterRefer {
    private final IdentityHashMap ref = new IdentityHashMap();
    private int lastref = 0;
    public final void addCount(int count) {
        lastref += count;
    }
    public final void set(Object obj) {
        ref.put(obj, lastref++);
    }
    public final boolean write(OutputStream stream, Object obj) throws IOException {
        Integer r = ref.get(obj);
        if (r != null) {
            stream.write(TagRef);
            ValueWriter.writeInt(stream, r);
            stream.write(TagSemicolon);
            return true;
        }
        return false;
    }
    public final void reset() {
        ref.clear();
        lastref = 0;
    }
}