Android Open Source - msf-spaces-sdk-android Space Channel

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License

The source code is released under:

Apache License

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Java Source Code

package de.imc.mirror.sdk.android;
//w w  w.  ja  va 2s. c  o  m
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;

import org.jdom2.Element;

/**
 * Represents a channel used by spaces to exchange data. 
 * @author nmach, simon.schwantzer(at)im-c.de
 */
public class SpaceChannel implements Serializable, de.imc.mirror.sdk.SpaceChannel {

  private static final long serialVersionUID = 1L;
  private Map<String, String> properties;
  private String type;
  
  /**
   * Create a new SpaceChannelObject with the given type and properties.
   * @param type The type of the SpaceChannel.
   * @param properties The properties of the SpaceChannel.
   */
  public SpaceChannel(String type, Map<String, String> properties){
    this.type = type;
    this.properties = properties;
  }
  
  /**
   * Returns a map of channel properties.
   * The availability of properties depends on the channel type. 
   * @return Unmodifiable map of channel properties, i.e., key-value pairs.
   */
  @Override
  public Map<String, String> getProperties() {
    return Collections.unmodifiableMap(properties);
  }
  
  /**
   * Returns the channel type.
   * @return Type of the channel.
   */
  @Override
  public String getType() {
    return type;
  }
  
  private synchronized void writeObject(ObjectOutputStream s) throws IOException{
    Element element = new Element("SpaceChannel");
    element.addContent(new Element("type").setText(type));
    Element propertiesElement = new Element("Properties");
    for (String key:properties.keySet()){
      propertiesElement.addContent(new Element(key).setText(properties.get(key)));      
    }
    element.addContent(propertiesElement);
    s.writeObject(element);
  }
  
  private synchronized void readObject(ObjectInputStream s) throws IOException, ClassNotFoundException{
    Element element = (Element)s.readObject();
    this.type = element.getChildText("type");
    Element propertiesElement = element.getChild("Properties");
    properties = new HashMap<String, String>();
    for(Element elem:propertiesElement.getChildren()){
      this.properties.put(elem.getName(), elem.getText());
    }
  }

}

Java Source Code List