Spring Framework example source code file (AbstractUrlBasedView.java)

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Java - Spring Framework tags/keywords

abstracturlbasedview, abstracturlbasedview, abstractview, exception, illegalargumentexception, illegalargumentexception, initializingbean, initializingbean, property, string, string, stringbuffer, url

The Spring Framework AbstractUrlBasedView.java source code

/*
 * Copyright 2002-2007 the original author or authors.
 *
 * 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 org.springframework.web.servlet.view;

import org.springframework.beans.factory.InitializingBean;

/**
 * Abstract base class for URL-based views. Provides a consistent way of
 * holding the URL that a View wraps, in the form of a "url" bean property.
 *
 * @author Juergen Hoeller
 * @since 13.12.2003
 */
public abstract class AbstractUrlBasedView extends AbstractView implements InitializingBean {

	private String url;


	/**
	 * Constructor for use as a bean.
	 */
	protected AbstractUrlBasedView() {
	}

	/**
	 * Create a new AbstractUrlBasedView with the given URL.
	 * @param url the URL to forward to
	 */
	protected AbstractUrlBasedView(String url) {
		this.url = url;
	}


	/**
	 * Set the URL of the resource that this view wraps.
	 * The URL must be appropriate for the concrete View implementation.
	 */
	public void setUrl(String url) {
		this.url = url;
	}

	/**
	 * Return the URL of the resource that this view wraps.
	 */
	public String getUrl() {
		return this.url;
	}

	public void afterPropertiesSet() throws Exception {
		if (isUrlRequired() && getUrl() == null) {
			throw new IllegalArgumentException("Property 'url' is required");
		}
	}

	/**
	 * Return whether the 'url' property is required.
	 * <p>The default implementation returns true

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