Java Collection Convert toSeparatedString(Collection items, String separator)

Description

Convert a collection of items to a string separated by a specified string

License

Apache License

Parameter

Parameter	Description
items	The items to convert to the string
separator	The separating string

Return

The string

Declaration

public static String toSeparatedString(Collection<? extends Object> items, String separator) 

Method Source Code

//package com.java2s;
/*/* w  ww  .  j a v a 2  s  .c o m*/
 * Copyright 2010 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.
 */

import java.util.Collection;

public class Main {
    /**
     * Convert a collection of items to a string separated by a specified string
     * 
     * @param items The items to convert to the string
     * @param separator The separating string
     * @return The string
     */
    public static String toSeparatedString(Collection<? extends Object> items, String separator) {
        return toSeparatedString(items.toArray(new Object[items.size()]), separator);
    }

    /**
     * Convert a collection of items to a string separated by a specified string
     * 
     * @param items The items to convert to the string
     * @param separator The separating string
     * @return The string
     */
    public static String toSeparatedString(Object[] items, String separator) {

        StringBuilder resultBuilder = new StringBuilder();

        for (int i = 0; i < items.length; i++) {
            resultBuilder.append(items[i]);
            if (i < (items.length - 1)) {
                resultBuilder.append(separator);
            }
        }

        return resultBuilder.toString();
    }
}

Related

1. toObjectCollection(Object v)
2. tooDelimitedString(final Collection coll, final String delim, final String prefix, final String suffix)
3. toPrimitiveArray(final Collection values)
4. toPrimitiveIntegerArray(Collection collection)
5. toReadableString(Collection collection)
6. toSeperatedString(final Collection list)
7. toSet(Collection c)
8. toSingleton(Collection l)
9. toSQLIn(Collection values)