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package android.text;
/**
* A slim-down version of standard {@link android.text.TextUtils} to be used in unit tests.
*/
public class TextUtils {
/**
* Returns true if a and b are equal, including if they are both null.
* <p><i>Note: In platform versions 1.1 and earlier, this method only worked well if
* both the arguments were instances of String.</i></p>
* @param a first CharSequence to check
* @param b second CharSequence to check
* @return true if a and b are equal
*/
public static boolean equals(CharSequence a, CharSequence b) {
if (a == b) return true;
int length;
if (a != null && b != null && (length = a.length()) == b.length()) {
if (a instanceof String && b instanceof String) {
return a.equals(b);
} else {
for (int i = 0; i < length; i++) {
if (a.charAt(i) != b.charAt(i)) return false;
}
return true;
}
}
return false;
}
}
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