CMILeaf.java

package kornell.scorm.client.scorm12;

public class CMILeaf extends CMITree {
	String value;
	boolean dirty = false;
	
	@Override
	public String getValue(String param) {
		return value;
	}
	
	@Override
	public String setValue(String key, String value) {
		boolean valueChanged = true;
		if (this.value == null) {
			valueChanged = value != null;
		}else {
			valueChanged = ! this.value.equals(value);
		}
		this.dirty = valueChanged;
		this.value = value;		
		return TRUE;
	}

	@Override
	boolean isLeaf() {
		return true;
	}
	
	@Override
	public String toString() {
		return 
				(dirty ? "* " : "")
				+ (value != null ? value.toString() : null);
	}

	public boolean isDirty() {
		return dirty;
	}

	@Override
	void scrub() {
		dirty = false;
	}
	
}