TGBrowserElementImpl.java

package org.herac.tuxguitar.community.browser;

import java.io.InputStream;
import java.net.URL;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

import org.herac.tuxguitar.gui.tools.browser.TGBrowserException;
import org.herac.tuxguitar.gui.tools.browser.base.TGBrowserElement;

public class TGBrowserElementImpl extends TGBrowserElement {

  private TGBrowserElementImpl parent;
  private Map<String, String> properties;
  private String url;

  public TGBrowserElementImpl(String name) {
    super(name);
    this.url = null;
    this.properties = new HashMap<String, String>();
  }

  public void addProperty(String key, String value) {
    this.properties.put(key, value);
  }

  public InputStream getInputStream() throws TGBrowserException {
    try {
      if (!this.isFolder()) {
        URL url = new URL(this.url);
        InputStream stream = url.openStream();

        return stream;
      }
    } catch (Throwable throwable) {
      throw new TGBrowserException(throwable);
    }
    return null;
  }

  public TGBrowserElementImpl getParent() {
    return this.parent;
  }

  public Map<String, String> getProperties() {
    return this.properties;
  }

  public String getProperty(String key) {
    return this.properties.get(key);
  }

  public String getUrl() {
    return this.url;
  }

  public boolean isFolder() {
    return (this.url == null || this.url.length() == 0);
  }

  public void setParent(TGBrowserElementImpl parent) {
    this.parent = parent;
  }

  public void setUrl(String url) {
    this.url = url;
  }
}