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Ajax4jsf is an open source extension to the JavaServer Faces standard that adds AJAX capability to JSF applications without requiring the writing of any JavaScript.

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/**
 * 
 */
package org.ajax4jsf.ajax.repeat;

import java.io.Serializable;

import javax.faces.context.FacesContext;

/**
 * @author shura
 *
 */
public class RepeatState implements DataComponentState {
	
	private int _rows = -1;
	
	private int _first = 0;
	
	private boolean _transient = true;

	/**
	 * @return the first
	 */
	public int getFirst() {
		return _first;
	}

	/**
	 * @param first the first to set
	 */
	public void setFirst(int first) {
		this._first = first;
	}

	/**
	 * @return the rows
	 */
	public int getRows() {
		return _rows;
	}

	/**
	 * @param rows the rows to set
	 */
	public void setRows(int rows) {
		this._rows = rows;
	}

	/* (non-Javadoc)
	 * @see org.ajax4jsf.ajax.repeat.DataComponentState#getRange()
	 */
	public Range getRange() {
		// TODO Auto-generated method stub
		return new SequenceRange(getFirst(),getRows());
	}

	/* (non-Javadoc)
	 * @see javax.faces.component.StateHolder#isTransient()
	 */
	public boolean isTransient() {
		return this._transient;
	}

	/* (non-Javadoc)
	 * @see javax.faces.component.StateHolder#restoreState(javax.faces.context.FacesContext, java.lang.Object)
	 */
	public void restoreState(FacesContext context, Object state) {
	}

	/* (non-Javadoc)
	 * @see javax.faces.component.StateHolder#saveState(javax.faces.context.FacesContext)
	 */
	public Object saveState(FacesContext context) {
		return null;
	}
	
	private static final class State implements Serializable{
		private int first;
		private int rows;
	}

	/* (non-Javadoc)
	 * @see javax.faces.component.StateHolder#setTransient(boolean)
	 */
	public void setTransient(boolean newTransientValue) {
		this._transient = newTransientValue;

	}

}