Spring Framework example source code file (StaticScriptSource.java)

This example Spring Framework source code file (StaticScriptSource.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

script, script, scriptsource, scriptsource, staticscriptsource, staticscriptsource, string, string

The Spring Framework StaticScriptSource.java source code

/*
 * Copyright 2002-2008 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.scripting.support;

import org.springframework.scripting.ScriptSource;
import org.springframework.util.Assert;

/**
 * Static implementation of the
 * {@link org.springframework.scripting.ScriptSource} interface,
 * encapsulating a given String that contains the script source text.
 * Supports programmatic updates of the script String.
 *
 * @author Rob Harrop
 * @author Juergen Hoeller
 * @since 2.0
 */
public class StaticScriptSource implements ScriptSource {

	private String script;

	private boolean modified;

	private String className;


	/**
	 * Create a new StaticScriptSource for the given script.
	 * @param script the script String
	 */
	public StaticScriptSource(String script) {
		setScript(script);
	}

	/**
	 * Create a new StaticScriptSource for the given script.
	 * @param script the script String
	 * @param className the suggested class name for the script
	 * (may be <code>null)
	 */
	public StaticScriptSource(String script, String className) {
		setScript(script);
		this.className = className;
	}

	/**
	 * Set a fresh script String, overriding the previous script.
	 * @param script the script String
	 */
	public synchronized void setScript(String script) {
		Assert.hasText(script, "Script must not be empty");
		this.modified = !script.equals(this.script);
		this.script = script;
	}


	public synchronized String getScriptAsString() {
		this.modified = false;
		return this.script;
	}

	public synchronized boolean isModified() {
		return this.modified;
	}

	public String suggestedClassName() {
		return this.className;
	}


	public String toString() {
		return "static script" + (this.className != null ? " [" + this.className + "]" : "");
	}

}