/*

 * Copyright (c) 1996, 2012, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package com.sun.beans.editors;

import java.beans.*;

public class StringEditor extends PropertyEditorSupport {

    public String getJavaInitializationString() {

        Object value = getValue();

        if (value == null)

            return "null";

        String str = value.toString();

        int length = str.length();

        StringBuilder sb = new StringBuilder(length + 2);

        sb.append('"');

        for (int i = 0; i < length; i++) {

            char ch = str.charAt(i);

            switch (ch) {

            case '\b': sb.append("\\b");  break;

            case '\t': sb.append("\\t");  break;

            case '\n': sb.append("\\n");  break;

            case '\f': sb.append("\\f");  break;

            case '\r': sb.append("\\r");  break;

            case '\"': sb.append("\\\""); break;

            case '\\': sb.append("\\\\"); break;

            default:

                if ((ch < ' ') || (ch > '~')) {

                    sb.append("\\u");

                    String hex = Integer.toHexString((int) ch);

                    for (int len = hex.length(); len < 4; len++) {

                        sb.append('0');

                    }

                    sb.append(hex);

                } else {

                    sb.append(ch);

                }

                break;

            }

        }

        sb.append('"');

        return sb.toString();

    }

    public void setAsText(String text) {

        setValue(text);

    }

}