public static String getDirectoryName(String path) {
if (path != null) {
int index = path.lastIndexOf(DIRECTORY_SEPARATOR_CHAR);
int index2 = path.lastIndexOf(ALT_DIRECTORY_SEPARATOR_CHAR);
if (index2 > index) {
index = index2;
}
if (index != -1) {
if (index == path.length() - 1) {
if (path.indexOf(VOLUME_SEPARATOR_CHAR) == index - 1) {
return null;
} else {
path = path.substring(0, index);
}
} else {
if (path.indexOf(VOLUME_SEPARATOR_CHAR) == index - 1) {
path = path.substring(0, index + 1);
} else {
path = path.substring(0, index);
}
}
if (path.length() == 2 && path[1] == VOLUME_SEPARATOR_CHAR) {
return "";
}
}
return path;
}
return null;
}
public static String getFileName(String path) {
if (path != null) {
int index = path.lastIndexOf(DIRECTORY_SEPARATOR_CHAR);
if (index == -1) {
index = path.lastIndexOf(ALT_DIRECTORY_SEPARATOR_CHAR);
}
if (index == -1) {
return path;
}
return path.substring(index + 1);
}
return null;
}
public static String getFileNameWithoutExtension(String path) {
if (path != null) {
int index = path.lastIndexOf(DIRECTORY_SEPARATOR_CHAR);
if (index == -1) {
index = path.lastIndexOf(ALT_DIRECTORY_SEPARATOR_CHAR);
}
if (index != -1) {
path = path.substring(index + 1);
}
index = path.lastIndexOf('.');
if (index == -1) {
return path;
}
return path.substring(0, index);
}
return null;
}
public static String getExtension(String path) {
if (path != null) {
int index = path.lastIndexOf('.');
if (index == -1) {
return "";
}
return path.substring(index);
}
return null;
}
public static bool hasExtension(String path) {
int index = path.lastIndexOf('.');
if (index == -1) {
return false;
}
return (index + 1) != path.length();
}
public new /*synchronized*/ int lastIndexOf(String str, int fromIndex)
{
return(String.lastIndexOf(value, 0, count,
str.toCharArray(), 0, str.length(), fromIndex));
}
public virtual int lastIndexOf(String str, int fromIndex)
{
return(String.lastIndexOf(value, 0, count,
str.toCharArray(), 0, str.length(), fromIndex));
}
