Android Array to List Convert getList(String[][] s, String separator, String quote)

Description

Builds a CSV list from the specified String[][], separator string and quote string.

License

Open Source License

Parameter

Parameter	Description
separator	the <code>String</code> to use as the list element separator
quote	the <code>String</code> with which to quote the list elements
s	the array of <code>String</code> array objects

Return

a CSV list

Declaration

public static String getList(String[][] s, String separator,
        String quote) 

Method Source Code

//package com.java2s;

public class Main {
    /**/*from w w w  .jav a2  s .  c  o  m*/
     * Builds a CSV list from the specified String[], separator string and
     * quote string. <p>
     *
     * <ul>
     * <li>All arguments are assumed to be non-null.
     * <li>Separates each list element with the value of the
     * <code>separator</code> argument.
     * <li>Prepends and appends each element with the value of the
     *     <code>quote</code> argument.
     * <li> No attempt is made to escape the quote character sequence if it is
     *      found internal to a list element.
     * <ul>
     * @return a CSV list
     * @param separator the <code>String</code> to use as the list element separator
     * @param quote the <code>String</code> with which to quote the list elements
     * @param s array of <code>String</code> objects
     */
    public static String getList(String[] s, String separator, String quote) {

        int len = s.length;
        StringBuffer sb = new StringBuffer(len * 16);

        for (int i = 0; i < len; i++) {
            sb.append(quote);
            sb.append(s[i]);
            sb.append(quote);

            if (i + 1 < len) {
                sb.append(separator);
            }
        }

        return sb.toString();
    }

    /**
     * Builds a CSV list from the specified int[], <code>separator</code>
     * <code>String</code> and <code>quote</code> <code>String</code>. <p>
     *
     * <ul>
     * <li>All arguments are assumed to be non-null.
     * <li>Separates each list element with the value of the
     * <code>separator</code> argument.
     * <li>Prepends and appends each element with the value of the
     *     <code>quote</code> argument.
     * <ul>
     * @return a CSV list
     * @param s the array of int values
     * @param separator the <code>String</code> to use as the separator
     * @param quote the <code>String</code> with which to quote the list elements
     */
    public static String getList(int[] s, String separator, String quote) {

        int len = s.length;
        StringBuffer sb = new StringBuffer(len * 8);

        for (int i = 0; i < len; i++) {
            sb.append(quote);
            sb.append(s[i]);
            sb.append(quote);

            if (i + 1 < len) {
                sb.append(separator);
            }
        }

        return sb.toString();
    }

    public static String getList(long[] s, String separator, String quote) {

        int len = s.length;
        StringBuffer sb = new StringBuffer(len * 8);

        for (int i = 0; i < len; i++) {
            sb.append(quote);
            sb.append(s[i]);
            sb.append(quote);

            if (i + 1 < len) {
                sb.append(separator);
            }
        }

        return sb.toString();
    }

    /**
     * Builds a CSV list from the specified String[][], separator string and
     * quote string. <p>
     *
     * <ul>
     * <li>All arguments are assumed to be non-null.
     * <li>Uses only the first element in each subarray.
     * <li>Separates each list element with the value of the
     * <code>separator</code> argument.
     * <li>Prepends and appends each element with the value of the
     *     <code>quote</code> argument.
     * <li> No attempt is made to escape the quote character sequence if it is
     *      found internal to a list element.
     * <ul>
     * @return a CSV list
     * @param separator the <code>String</code> to use as the list element separator
     * @param quote the <code>String</code> with which to quote the list elements
     * @param s the array of <code>String</code> array objects
     */
    public static String getList(String[][] s, String separator,
            String quote) {

        int len = s.length;
        StringBuffer sb = new StringBuffer(len * 16);

        for (int i = 0; i < len; i++) {
            sb.append(quote);
            sb.append(s[i][0]);
            sb.append(quote);

            if (i + 1 < len) {
                sb.append(separator);
            }
        }

        return sb.toString();
    }
}

Related

1. convertArrayToList(T[] array)
2. listOf(final T... items)
3. newArrayList(E... elements)
4. getList(int[] s, String separator, String quote)
5. getList(String[] s, String separator, String quote)