How to use

hasChar

method

in

org.apache.hadoop.util.StringUtils

/**
 * @param charsToEscape array of characters to be escaped
 */
public static String escapeString(String str, char escapeChar, 
                 char[] charsToEscape) {
 if (str == null) {
  return null;
 }
 StringBuilder result = new StringBuilder();
 for (int i=0; i<str.length(); i++) {
  char curChar = str.charAt(i);
  if (curChar == escapeChar || hasChar(charsToEscape, curChar)) {
   // special char
   result.append(escapeChar);
  }
  result.append(curChar);
 }
 return result.toString();
}

char curChar = str.charAt(i);
if (hasPreEscape) {
 if (curChar != escapeChar && !hasChar(charsToEscape, curChar)) {
 hasPreEscape = false;
} else {
 if (hasChar(charsToEscape, curChar)) {
  throw new IllegalArgumentException("Illegal escaped string " + str + 
    " unescaped " + curChar + " at " + i);

/**
 * @param charsToEscape array of characters to be escaped
 */
public static String escapeString(String str, char escapeChar, 
                 char[] charsToEscape) {
 if (str == null) {
  return null;
 }
 StringBuilder result = new StringBuilder();
 for (int i=0; i<str.length(); i++) {
  char curChar = str.charAt(i);
  if (curChar == escapeChar || hasChar(charsToEscape, curChar)) {
   // special char
   result.append(escapeChar);
  }
  result.append(curChar);
 }
 return result.toString();
}

/**
 * @param charsToEscape array of characters to be escaped
 */
public static String escapeString(String str, char escapeChar, 
                 char[] charsToEscape) {
 if (str == null) {
  return null;
 }
 StringBuilder result = new StringBuilder();
 for (int i=0; i<str.length(); i++) {
  char curChar = str.charAt(i);
  if (curChar == escapeChar || hasChar(charsToEscape, curChar)) {
   // special char
   result.append(escapeChar);
  }
  result.append(curChar);
 }
 return result.toString();
}

/**
 * @param charsToEscape array of characters to be escaped
 */
public static String escapeString(String str, char escapeChar,
  char[] charsToEscape) {
 if (str == null) {
  return null;
 }
 StringBuilder result = new StringBuilder();
 for (int i = 0; i < str.length(); i++) {
  char curChar = str.charAt(i);
  if (curChar == escapeChar || hasChar(charsToEscape, curChar)) {
   // special char
   result.append(escapeChar);
  }
  result.append(curChar);
 }
 return result.toString();
}

/**
 * @param charsToEscape array of characters to be escaped
 */
public static String escapeString(String str, char escapeChar, 
                 char[] charsToEscape) {
 if (str == null) {
  return null;
 }
 StringBuilder result = new StringBuilder();
 for (int i=0; i<str.length(); i++) {
  char curChar = str.charAt(i);
  if (curChar == escapeChar || hasChar(charsToEscape, curChar)) {
   // special char
   result.append(escapeChar);
  }
  result.append(curChar);
 }
 return result.toString();
}

/**
 * @param charsToEscape array of characters to be escaped
 */
public static String escapeString(String str, char escapeChar, 
                 char[] charsToEscape) {
 if (str == null) {
  return null;
 }
 StringBuilder result = new StringBuilder();
 for (int i=0; i<str.length(); i++) {
  char curChar = str.charAt(i);
  if (curChar == escapeChar || hasChar(charsToEscape, curChar)) {
   // special char
   result.append(escapeChar);
  }
  result.append(curChar);
 }
 return result.toString();
}

/**
 * @param charsToEscape array of characters to be escaped
 */
public static String escapeString(String str, char escapeChar, 
                 char[] charsToEscape) {
 if (str == null) {
  return null;
 }
 StringBuilder result = new StringBuilder();
 for (int i=0; i<str.length(); i++) {
  char curChar = str.charAt(i);
  if (curChar == escapeChar || hasChar(charsToEscape, curChar)) {
   // special char
   result.append(escapeChar);
  }
  result.append(curChar);
 }
 return result.toString();
}

char curChar = str.charAt(i);
if (hasPreEscape) {
 if (curChar != escapeChar && !hasChar(charsToEscape, curChar)) {
 hasPreEscape = false;
} else {
 if (hasChar(charsToEscape, curChar)) {
  throw new IllegalArgumentException("Illegal escaped string " + str +
    " unescaped " + curChar + " at " + i);

char curChar = str.charAt(i);
if (hasPreEscape) {
 if (curChar != escapeChar && !hasChar(charsToEscape, curChar)) {
 hasPreEscape = false;
} else {
 if (hasChar(charsToEscape, curChar)) {
  throw new IllegalArgumentException("Illegal escaped string " + str + 
    " unescaped " + curChar + " at " + i);

char curChar = str.charAt(i);
if (hasPreEscape) {
 if (curChar != escapeChar && !hasChar(charsToEscape, curChar)) {
 hasPreEscape = false;
} else {
 if (hasChar(charsToEscape, curChar)) {
  throw new IllegalArgumentException("Illegal escaped string " + str + 
    " unescaped " + curChar + " at " + i);

char curChar = str.charAt(i);
if (hasPreEscape) {
 if (curChar != escapeChar && !hasChar(charsToEscape, curChar)) {
 hasPreEscape = false;
} else {
 if (hasChar(charsToEscape, curChar)) {
  throw new IllegalArgumentException("Illegal escaped string " + str + 
    " unescaped " + curChar + " at " + i);

char curChar = str.charAt(i);
if (hasPreEscape) {
 if (curChar != escapeChar && !hasChar(charsToEscape, curChar)) {
 hasPreEscape = false;
} else {
 if (hasChar(charsToEscape, curChar)) {
  throw new IllegalArgumentException("Illegal escaped string " + str + 
    " unescaped " + curChar + " at " + i);

char curChar = str.charAt(i);
if (hasPreEscape) {
 if (curChar != escapeChar && !hasChar(charsToEscape, curChar)) {
 hasPreEscape = false;
} else {
 if (hasChar(charsToEscape, curChar)) {
  throw new IllegalArgumentException("Illegal escaped string " + str + 
    " unescaped " + curChar + " at " + i);