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The official DocuSign eSignature JAVA client is based on version 2 of the DocuSign REST API and provides libraries for JAVA application integration. It is recommended that you use this version of the library for new development.

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package com.docusign.esign.client;

/** StringUtil class. */
public class StringUtil {
  /**
   * Check if the given array contains the given value (with case-insensitive comparison).
   *
   * @param array The array
   * @param value The value to search
   * @return true if the array contains the value
   */
  public static boolean containsIgnoreCase(String[] array, String value) {
    for (String str : array) {
      if (value == null && str == null) {
        return true;
      }

      if (value != null && value.equalsIgnoreCase(str)) {
        return true;
      }
    }
    return false;
  }

  /**
   * Join an array of strings with the given separator.
   *
   * 

Note: This might be replaced by utility method from commons-lang or guava someday if one of * those libraries is added as dependency. * * @param array The array of strings * @param separator The separator * @return the resulting string */ public static String join(String[] array, String separator) { int len = array.length; if (len == 0) { return ""; } StringBuilder out = new StringBuilder(); out.append(array[0]); for (int i = 1; i < len; i++) { out.append(separator).append(array[i]); } return out.toString(); } }





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