Java Properties Create toProperties(final String value)

Description

Returns a properties object w/ the key/value pairs parsed from the string passed in.

License

Open Source License

Declaration

public static Properties toProperties(final String value) 

Method Source Code

//package com.java2s;
/*/*from w  w w .  j a  v a  2  s . co m*/
 * ====================
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2008-2009 Sun Microsystems, Inc. All rights reserved.
 *
 * The contents of this file are subject to the terms of the Common Development
 * and Distribution License("CDDL") (the "License").  You may not use this file
 * except in compliance with the License.
 *
 * You can obtain a copy of the License at
 * http://opensource.org/licenses/cddl1.php
 * See the License for the specific language governing permissions and limitations
 * under the License.
 *
 * When distributing the Covered Code, include this CDDL Header Notice in each file
 * and include the License file at http://opensource.org/licenses/cddl1.php.
 * If applicable, add the following below this CDDL Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyrighted [year] [name of copyright owner]"
 * ====================
 */

import java.io.ByteArrayInputStream;

import java.util.Properties;

public class Main {
    /**
     * Returns a properties object w/ the key/value pairs parsed from the string
     * passed in.
     */
    public static Properties toProperties(final String value) {
        final Properties ret = new Properties();
        // make sure there's a value present..
        if (isNotBlank(value)) {
            try {
                // get the bytes..
                final byte[] bytes = value.getBytes("ISO-8859-1");
                // load into the properties object..
                ret.load(new ByteArrayInputStream(bytes));
            } catch (RuntimeException ex) {
                // don't stop the runtime exception
                throw ex;
            } catch (Exception ex) {
                // throw the error..
                throw new IllegalStateException(ex);
            }
        }
        return ret;
    }

    /**
     * Checks if a String is not empty (""), not null and not whitespace only.
     *
     * <pre>
     *      StringUtil.isBlank(null)                = true
     *      StringUtil.isBlank(&quot;&quot;)        = true
     *      StringUtil.isBlank(&quot; &quot;)       = true
     *      StringUtil.isBlank(&quot;bob&quot;)     = false
     *      StringUtil.isBlank(&quot;  bob  &quot;) = false
     * </pre>
     *
     * @param val
     *            the String to check, may be null
     *
     * @return {@code true} if the String is not empty and not null and not
     *         whitespace
     */
    public static boolean isNotBlank(final String val) {
        return !isBlank(val);
    }

    /**
     * Checks if a String is whitespace, empty ("") or null.
     *
     * <pre>
     *      StringUtil.isBlank(null)                = true
     *      StringUtil.isBlank(&quot;&quot;)        = true
     *      StringUtil.isBlank(&quot; &quot;)       = true
     *      StringUtil.isBlank(&quot;bob&quot;)     = false
     *      StringUtil.isBlank(&quot;  bob  &quot;) = false
     * </pre>
     *
     * @param val
     *            the String to check, may be null
     *
     * @return {@code true} if the String is null, empty or whitespace
     */
    public static boolean isBlank(final String val) {
        return (val == null) ? true : isEmpty(val.trim());
    }

    /**
     * Determines if a string is empty. Empty is defined as null or empty
     * string.
     *
     * <pre>
     *  StringUtil.isEmpty(null)               = true
     *  StringUtil.isEmpty(&quot;&quot;)       = true
     *  StringUtil.isEmpty(&quot; &quot;)      = false
     *  StringUtil.isEmpty(&quot;bob&quot;)    = false
     *  StringUtil.isEmpty(&quot; bob &quot;)  = false
     * </pre>
     *
     * @param val
     *            string to evaluate as empty.
     * @return true if the string is empty else false.
     */
    public static boolean isEmpty(final String val) {
        return (val == null) ? true : "".equals(val) ? true : false;
    }
}

Related

1. toProperties(byte[] source)
2. toProperties(byte[] source)
3. toProperties(File properties, File xml, String comment)
4. toProperties(FileInputStream fis)
5. toProperties(final Map map)
6. toProperties(String jsonStr)
7. toProperties(String props)
8. toRawString(Properties props)
9. totalPolicies(Class className)