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Some utilities for JSF 2.x

There is a newer version: 1.1.0

/*
 * Copyright 2014-2018 Rudy De Busscher (https://www.atbash.be)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package be.atbash.util;

import javax.el.MethodExpression;
import javax.faces.context.FacesContext;
import javax.faces.event.PhaseId;

/**
 *
 */
@PublicAPI
public final class JsfUtils {

    private JsfUtils() {
    }

    public static boolean isRenderResponsePhase() {
        return PhaseId.RENDER_RESPONSE.equals(FacesContext.getCurrentInstance().getCurrentPhaseId());
    }

    public static MethodExpression createMethodExpression(String methodExpression, Class expectedReturnType, Class... expectedParamTypes) {
        FacesContext context = FacesContext.getCurrentInstance();
        return context.getApplication().getExpressionFactory()
                .createMethodExpression(context.getELContext(), methodExpression, expectedReturnType, expectedParamTypes);
    }

}