Java Hex Calculate toHex(String source)

Description

Outputs Unicode codepoint representation.

License

Apache License

Parameter

Parameter	Description
source	a parameter

Declaration

public static String toHex(String source) 

Method Source Code

//package com.java2s;
/**//from  w  ww  . j a v a  2  s.co m
 * Copyright @ 2009 Quan Nguyen
 *
 * 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.
 */

public class Main {
    /**
     * Outputs Unicode codepoint representation.
     * @param source
     * @return 
     */
    public static String toHex(String source) {
        StringBuilder sb = new StringBuilder();
        for (char ch : source.toCharArray()) {
            sb.append("U+").append(padLeft(ch, 4));
        }
        return sb.toString();
    }

    /**
     * Helper method to add padding for Unicode codepoint.
     * @param source
     * @param n
     * @return 
     */
    static String padLeft(int source, int n) {
        return String.format("%1$0" + n + "X", source);
    }
}

Related

1. toHex(Long value, int charCount)
2. toHex(long value, int length)
3. toHex(String color)
4. toHex(String in, boolean javaStyle)
5. toHEX(String ostr)
6. toHex(String str)
7. toHex(String string)
8. toHex(String txt)
9. toHex(String val)