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DI Container for LastaFlute, super forked from Seasar as Java8

There is a newer version: 2.0.0

/*
 * Copyright 2015-2021 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.lastaflute.di.util;

import java.text.DecimalFormat;
import java.text.SimpleDateFormat;

/**
 * @author modified by jflute (originated in Seasar)
 */
public class LdiStringConversionUtil {

    public static final int WAVE_DASH = 0x301c;

    public static final int FULLWIDTH_TILDE = 0xff5e;

    protected LdiStringConversionUtil() {
    }

    public static String toString(Object value) {
        return toString(value, null);
    }

    public static String toString(Object value, String pattern) {
        if (value == null) {
            return null;
        } else if (value instanceof String) {
            return (String) value;
        } else if (value instanceof java.util.Date) {
            return toString((java.util.Date) value, pattern);
        } else if (value instanceof Number) {
            return toString((Number) value, pattern);
        } else if (value instanceof byte[]) {
            return LdiBase64Util.encode((byte[]) value);
        } else {
            return value.toString();
        }
    }

    public static String toString(Number value, String pattern) {
        if (value != null) {
            if (pattern != null) {
                return new DecimalFormat(pattern).format(value);
            }
            return value.toString();
        }
        return null;
    }

    public static String toString(java.util.Date value, String pattern) {
        if (value != null) {
            if (pattern != null) {
                return new SimpleDateFormat(pattern).format(value);
            }
            return value.toString();
        }
        return null;
    }

    public static String fromWaveDashToFullwidthTilde(String source) {
        if (source == null) {
            return null;
        }
        StringBuffer result = new StringBuffer(source.length());
        char ch;
        for (int i = 0; i < source.length(); i++) {
            ch = source.charAt(i);
            switch (ch) {
            case WAVE_DASH:
                ch = FULLWIDTH_TILDE;
                break;
            default:
                break;
            }
            result.append(ch);
        }
        return result.toString();
    }
}