Search.java

package net.pms.dlna;

import net.pms.dlna.virtual.*;

public class Search extends VirtualFolder {
	private SearchObj sobj;
	private StringBuilder sb;
	private boolean searched;

	public Search(SearchObj obj) {
		this(obj, "");
	}

	public Search(SearchObj obj, String str) {
		super(str, null);
		this.sobj = obj;
		this.sb = new StringBuilder(str);
		searched = false;
	}

	public SearchObj getSearchObj() {
		return sobj;
	}

	@Override
	public String getName() {
		return sb.toString();
	}

	@Override
	public String getSystemName() {
		return getName();
	}

	@Override
	public synchronized void resolve() {
		setDiscovered(false);
	}

	public synchronized void append(char ch) {
		if (ch == '\0') {
			sb = new StringBuilder();
		} else if (ch == '\b') {
			if (sb.length() != 0) {
				sb.deleteCharAt(sb.length() - 1);
			}
		} else {
			sb.append(ch);
		}
	}

	@Override
	public synchronized void discoverChildren() {
		if (searched) {
			getChildren().clear();
		}
		sobj.search(sb.toString(), this);
		searched = true;
	}
}