view gnv-artifacts/src/main/java/de/intevation/gnv/utils/StringUtils.java @ 729:d23ad22bcfe7

Integrated lookup of the Geometry which was put to the Artifact during the Instantiation gnv-artifacts/trunk@767 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Mon, 15 Mar 2010 09:23:56 +0000
parents 52e031261eaa
children c4156275c1e1
line wrap: on
line source
package de.intevation.gnv.utils;

/**
 * @author Sascha L. Teichmann <sascha.teichmann@intevation.de>
 */
public final class StringUtils
{
    private StringUtils() {
    }

    public static final String [] append(String [] haystack, String straw) {
        if (haystack == null) {
            return new String [] { straw };
        }
        String [] nhaystack = new String[haystack.length + 1];
        System.arraycopy(haystack, 0, nhaystack, 0, haystack.length);
        nhaystack[haystack.length] = straw;
        return nhaystack;
    }

    public static final boolean contains(String [] haystack, String needle) {
        if (haystack == null) {
            return false;
        }

        if (needle == null) {
            for (int i = haystack.length - 1; i >= 0; --i) {
                if (haystack[i] == null) {
                    return true;
                }
            }
        }
        else {
            for (int i = haystack.length - 1; i >= 0; --i) {
                String straw = haystack[i];
                if (straw != null && straw.equals(needle)) {
                    return true;
                }
            }
        }

        return false;
    }
}
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