Spring Framework example source code file (PatternEditor.java)

This example Spring Framework source code file (PatternEditor.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

bean, javabean, pattern, pattern, patterneditor, patterneditor, propertyeditorsupport, propertyeditorsupport, regex, string, string

The Spring Framework PatternEditor.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.beans.propertyeditors;

import java.beans.PropertyEditorSupport;
import java.util.regex.Pattern;

/**
 * Editor for <code>java.util.regex.Pattern, to directly populate a Pattern property.
 * Expects the same syntax as Pattern's <code>compile method.
 *
 * @author Juergen Hoeller
 * @since 2.0.1
 * @see java.util.regex.Pattern
 * @see java.util.regex.Pattern#compile(String)
 */
public class PatternEditor extends PropertyEditorSupport {

	private final int flags;


	/**
	 * Create a new PatternEditor with default settings.
	 */
	public PatternEditor() {
		this.flags = 0;
	}

	/**
	 * Create a new PatternEditor with the given settings.
	 * @param flags the <code>java.util.regex.Pattern flags to apply
	 * @see java.util.regex.Pattern#compile(String, int)
	 * @see java.util.regex.Pattern#CASE_INSENSITIVE
	 * @see java.util.regex.Pattern#MULTILINE
	 * @see java.util.regex.Pattern#DOTALL
	 * @see java.util.regex.Pattern#UNICODE_CASE
	 * @see java.util.regex.Pattern#CANON_EQ
	 */
	public PatternEditor(int flags) {
		this.flags = flags;
	}


	public void setAsText(String text) {
		setValue(text != null ? Pattern.compile(text, this.flags) : null);
	}

	public String getAsText() {
		Pattern value = (Pattern) getValue();
		return (value != null ? value.pattern() : "");
	}

}