public class Strings
extends java.lang.Object
| 限定符和类型 | 方法和说明 | 
|---|---|
| static boolean | hasText(java.lang.String s) | 
| static java.lang.String | indent(int times,
      java.lang.String text) | 
| static boolean | isEmpty(java.lang.String s) | 
| static java.lang.String | join(java.lang.String delimiter,
    java.util.Collection<?> elements)Same as  join(String, Object...)but with aCollectioninstead of an Array for the
 elements. | 
| static java.lang.String | join(java.lang.String delimiter,
    java.lang.Object... elements)Joins all non-null elements of the given  elementsinto one String. | 
| static java.lang.String | toSingleLineString(java.lang.Object object) | 
public static boolean hasText(java.lang.String s)
public static boolean isEmpty(java.lang.String s)
public static java.lang.String join(java.lang.String delimiter,
                    java.lang.Object... elements)
elements into one String.delimiter - Inserted as separator between consecutive elements.elements - The elements to join.public static java.lang.String join(java.lang.String delimiter,
                    java.util.Collection<?> elements)
join(String, Object...) but with a Collection instead of an Array for the
 elements.public static java.lang.String toSingleLineString(java.lang.Object object)
public static java.lang.String indent(int times,
                      java.lang.String text)