Java Collection Convert toCsvString(Collection collection)

Description

Constructs a single String by iterating over the elements in the collection parameter, calling toString() on each method.

License

Open Source License

Parameter

Parameter	Description
T	a parameter
collection	a parameter

Return

A comma-separated value String.

Declaration

public static <T extends Object> String toCsvString(Collection<T> collection) 

Method Source Code

//package com.java2s;
/*//from   w w w.  j a  v a  2s  .c om
 Copyright (c) 2008 Dave Wingate dba Big-Oh Software (www.big-oh.net)
    
 Permission is hereby granted, free of charge, to any person
 obtaining a copy of this software and associated documentation
 files (the "Software"), to deal in the Software without
 restriction, including without limitation the rights to use,
 copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the
 Software is furnished to do so, subject to the following
 conditions:
    
 The above copyright notice and this permission notice shall be
 included in all copies or substantial portions of the Software.
    
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 OTHER DEALINGS IN THE SOFTWARE.
 */

import java.util.Collection;

import java.util.Iterator;

public class Main {
    /**
     * Constructs a single String by iterating over the elements in the
     * collection parameter, calling toString() on each method.
     * 
     * @param <T>
     * @param collection
     * @return A comma-separated value String.
     */
    public static <T extends Object> String toCsvString(Collection<T> collection) {
        return toXsvString(collection, ", ");
    }

    /**
     * Constructs a single String by iterating over the elements in the
     * collection parameter, calling toString() on each method.
     * 
     * @param <T>
     * @param collection
     * @param separator
     * @return A separator-separated value String.
     */
    public static <T extends Object> String toXsvString(Collection<T> collection, String separator) {
        if (collection == null) {
            return null;
        }

        StringBuffer sb = new StringBuffer();

        int count = 0;
        for (Iterator<T> iter = collection.iterator(); iter.hasNext(); count++) {
            if (count > 0) {
                sb.append(separator);
            }
            sb.append(iter.next().toString());
        }

        return sb.toString();
    }
}

Related

1. toCommaSep(Collection strings)
2. toCommaSeparatedString(final Collection items)
3. toCommaSeparatedValues(Collection list)
4. toCommaSepared(Collection aListOfString)
5. toCommaString(Collection c)
6. toCSVString(Collection theCollection, String theSeparator)
7. toDelimitedList(Collection values, String delimiter)
8. toDelimitedString(Collection c, String delimiter)
9. toDelimitedString(Collection coll, String delim)