constantmethodbinding.java

来自「一个java写的加密算法」· Java 代码 · 共 66 行

/*
 * $Id: ConstantMethodBinding.java,v 1.3 2004/11/14 07:33:14 tcfujii Exp $
 */

/*
 * Copyright 2004-2005 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

// BuildComponentFromTagImpl.java

package components.renderkit;

import javax.faces.component.StateHolder;
import javax.faces.context.FacesContext;
import javax.faces.el.MethodBinding;

public class ConstantMethodBinding extends MethodBinding
    implements StateHolder {

    private String outcome = null;


    public ConstantMethodBinding() {
    }


    public ConstantMethodBinding(String yourOutcome) {
        outcome = yourOutcome;
    }


    public Object invoke(FacesContext context, Object params[]) {
        return outcome;
    }


    public Class getType(FacesContext context) {
        return String.class;
    }

    // ----------------------------------------------------- StateHolder Methods

    public Object saveState(FacesContext context) {
        return outcome;
    }


    public void restoreState(FacesContext context, Object state) {
        outcome = (String) state;
    }


    private boolean transientFlag = false;


    public boolean isTransient() {
        return (this.transientFlag);
    }


    public void setTransient(boolean transientFlag) {
        this.transientFlag = transientFlag;
    }
}