public void testSplit() throws Exception {
assertEquals(NULL_STR, StringUtils.split(NULL_STR));
String[] splits = StringUtils.split(EMPTY_STR);
assertEquals(0, splits.length);
splits = StringUtils.split(",,");
assertEquals(0, splits.length);
splits = StringUtils.split(STR_WO_SPECIAL_CHARS);
assertEquals(1, splits.length);
assertEquals(STR_WO_SPECIAL_CHARS, splits[0]);
splits = StringUtils.split(STR_WITH_COMMA);
assertEquals(2, splits.length);
assertEquals("A", splits[0]);
assertEquals("B", splits[1]);
splits = StringUtils.split(ESCAPED_STR_WITH_COMMA);
assertEquals(1, splits.length);
assertEquals(ESCAPED_STR_WITH_COMMA, splits[0]);
splits = StringUtils.split(STR_WITH_ESCAPE);
assertEquals(1, splits.length);
assertEquals(STR_WITH_ESCAPE, splits[0]);
splits = StringUtils.split(STR_WITH_BOTH2);
assertEquals(3, splits.length);
assertEquals(EMPTY_STR, splits[0]);
assertEquals("A\\,", splits[1]);
assertEquals("B\\\\", splits[2]);
splits = StringUtils.split(ESCAPED_STR_WITH_BOTH2);
assertEquals(1, splits.length);
assertEquals(ESCAPED_STR_WITH_BOTH2, splits[0]);
}
/**
* 返回一个随机区段，例如：100:1:32:200:16:30，返回0的概率为100/(100+1+32+200+16+30)
*
* @param conf 区段配置字符串
* @return 随机区段下标
*/
public static int randomSegment(String conf) {
String[] tmp = StringUtils.split(conf, ":");
int[] probability = new int[tmp.length];
for (int i = 0; i < probability.length; i++) probability[i] = Integer.parseInt(tmp[i].trim());
return randomSegment(probability);
}
/**
* Gets the information about an element's handlers in the current router configuration.
*
* @param el The element name.
* @return Vector of HandlerInfo structures.
* @exception NoSuchElementException If there is no such element in the current configuration.
* @exception HandlerErrorException If the handler returned an error.
* @exception PermissionDeniedException If the router would not let us access the handler.
* @exception IOException If there was some other error accessing the handler (e.g., there was a
* stream or socket error, the ControlSocket returned an unknwon unknown error code, or the
* response could otherwise not be understood).
* @see #HandlerInfo
* @see #getConfigElementNames
* @see #getRouterConfig
* @see #getRouterFlatConfig
*/
public Vector getElementHandlers(String elementName) throws ClickException, IOException {
Vector v = new Vector();
Vector vh;
try {
char[] buf = read(elementName, "handlers");
vh = StringUtils.split(buf, 0, '\n');
} catch (ClickException.NoSuchHandlerException e) {
return v;
}
for (int i = 0; i < vh.size(); i++) {
String s = (String) vh.elementAt(i);
int j;
for (j = 0; j < s.length() && !Character.isWhitespace(s.charAt(j)); j++)
; // find record split
if (j == s.length())
throw new ClickException.HandlerFormatException(elementName + ".handlers");
HandlerInfo hi = new HandlerInfo(elementName, s.substring(0, j).trim());
while (j < s.length() && Character.isWhitespace(s.charAt(j))) j++;
for (; j < s.length(); j++) {
char c = s.charAt(j);
if (Character.toLowerCase(c) == 'r') hi.canRead = true;
else if (Character.toLowerCase(c) == 'w') hi.canWrite = true;
else if (Character.isWhitespace(c)) break;
}
v.addElement(hi);
}
return v;
}
private java.sql.Connection connectLoadBalanced(String url, Properties info) throws SQLException {
Properties parsedProps = parseURL(url, info);
if (parsedProps == null) {
return null;
}
String hostValues = parsedProps.getProperty(HOST_PROPERTY_KEY);
List hostList = null;
if (hostValues != null) {
hostList = StringUtils.split(hostValues, ",", true);
}
if (hostList == null) {
hostList = new ArrayList();
hostList.add("localhost:3306");
}
LoadBalancingConnectionProxy proxyBal = new LoadBalancingConnectionProxy(hostList, parsedProps);
return (java.sql.Connection)
java.lang.reflect.Proxy.newProxyInstance(
this.getClass().getClassLoader(), new Class[] {java.sql.Connection.class}, proxyBal);
}
/** 调用Getter方法. 支持多级，如：对象名.对象名.方法 */
public static Object invokeGetter(Object obj, String propertyName) {
Object object = obj;
for (String name : StringUtils.split(propertyName, ".")) {
String getterMethodName = GETTER_PREFIX + StringUtils.capitalize(name);
object = invokeMethod(object, getterMethodName, new Class[] {}, new Object[] {});
}
return object;
}
/**
* Expands hosts of the form address=(protocol=tcp)(host=localhost)(port=3306) into a
* java.util.Properties. Special characters (in this case () and =) must be quoted. Any values
* that are string-quoted ("" or '') are also stripped of quotes.
*/
public static Properties expandHostKeyValues(String host) {
Properties hostProps = new Properties();
if (isHostPropertiesList(host)) {
host = host.substring("address=".length() + 1);
List<String> hostPropsList = StringUtils.split(host, ")", "'\"", "'\"", true);
for (String propDef : hostPropsList) {
if (propDef.startsWith("(")) {
propDef = propDef.substring(1);
}
List<String> kvp = StringUtils.split(propDef, "=", "'\"", "'\"", true);
String key = kvp.get(0);
String value = kvp.size() > 1 ? kvp.get(1) : null;
if (value != null
&& ((value.startsWith("\"") && value.endsWith("\""))
|| (value.startsWith("'") && value.endsWith("'")))) {
value = value.substring(1, value.length() - 1);
}
if (value != null) {
if (HOST_PROPERTY_KEY.equalsIgnoreCase(key)
|| DBNAME_PROPERTY_KEY.equalsIgnoreCase(key)
|| PORT_PROPERTY_KEY.equalsIgnoreCase(key)
|| PROTOCOL_PROPERTY_KEY.equalsIgnoreCase(key)
|| PATH_PROPERTY_KEY.equalsIgnoreCase(key)) {
key = key.toUpperCase(Locale.ENGLISH);
} else if (USER_PROPERTY_KEY.equalsIgnoreCase(key)
|| PASSWORD_PROPERTY_KEY.equalsIgnoreCase(key)) {
key = key.toLowerCase(Locale.ENGLISH);
}
hostProps.setProperty(key, value);
}
}
}
return hostProps;
}
/**
* 修复路径，将 \\ 或 / 等替换为 File.separator
*
* @param path
* @return
*/
public static String path(String path) {
String p = StringUtils.replace(path, "\\", "/");
p = StringUtils.join(StringUtils.split(p, "/"), "/");
if (!StringUtils.startsWithAny(p, "/") && StringUtils.startsWithAny(path, "\\", "/")) {
p += "/";
}
if (!StringUtils.endsWithAny(p, "/") && StringUtils.endsWithAny(path, "\\", "/")) {
p = p + "/";
}
return p;
}
/** Test of testSplit method, of class StringUtils. */
public void testSplit() throws AssertionFailedException {
System.out.println("split");
String original_1 = "1,2,3";
String separator_1 = ",";
Vector expResult_1 = new Vector();
expResult_1.addElement("1");
expResult_1.addElement("2");
expResult_1.addElement("3");
Vector result_1 = StringUtils.split(original_1, separator_1);
assertEquals(expResult_1, result_1);
}
@Test
public void testSplit() {
assertTrue(StringUtils.split(null, '/').isEmpty());
assertThat(StringUtils.split("a\tb\nc", null), is(Arrays.asList("a", "b", "c")));
assertThat(StringUtils.split("a\tb\n\tc", null), is(Arrays.asList("a", "b", "c")));
assertThat(StringUtils.split("a.b.c", '.'), is(Arrays.asList("a", "b", "c")));
assertThat(StringUtils.split("a..b.c", '.'), is(Arrays.asList("a", "b", "c")));
assertThat(StringUtils.split("a:b:c", '.'), is(Arrays.asList("a:b:c")));
assertThat(StringUtils.split("a b c", ' '), is(Arrays.asList("a", "b", "c")));
}
/** 调用Setter方法, 仅匹配方法名。 支持多级，如：对象名.对象名.方法 */
public static void invokeSetter(Object obj, String propertyName, Object value) {
Object object = obj;
String[] names = StringUtils.split(propertyName, ".");
for (int i = 0; i < names.length; i++) {
if (i < names.length - 1) {
String getterMethodName = GETTER_PREFIX + StringUtils.capitalize(names[i]);
object = invokeMethod(object, getterMethodName, new Class[] {}, new Object[] {});
} else {
String setterMethodName = SETTER_PREFIX + StringUtils.capitalize(names[i]);
invokeMethodByName(object, setterMethodName, new Object[] {value});
}
}
}
/**
* Gets the names of elements in the current router configuration.
*
* @return Vector of Strings of the element names.
* @exception NoSuchHandlerException If there is no element list read handler.
* @exception HandlerErrorException If the handler returned an error.
* @exception PermissionDeniedException If the router would not let us access the handler.
* @exception IOException If there was some other error accessing the handler (e.g., there was a
* stream or socket error, the ControlSocket returned an unknwon unknown error code, or the
* response could otherwise not be understood).
* @see #getElementHandlers
* @see #getRouterConfig
* @see #getRouterFlatConfig
*/
public Vector getConfigElementNames() throws ClickException, IOException {
char[] buf = read(null, "list");
// how many elements?
int i;
for (i = 0; i < buf.length && buf[i] != '\n'; i++) ; // do it
int numElements = 0;
try {
numElements = Integer.parseInt(new String(buf, 0, i));
} catch (NumberFormatException ex) {
throw new ClickException.HandlerFormatException("element list");
}
Vector v = StringUtils.split(buf, i + 1, '\n');
if (v.size() != numElements) throw new ClickException.HandlerFormatException("element list");
return v;
}
/* */ public static ClassLoader createClassLoader(String classpath, ClassLoader parent)
/* */ throws SecurityException
/* */ {
/* 289 */ String[] names =
StringUtils.split(classpath, System.getProperty("path.separator").charAt(0));
/* */
/* 291 */ URL[] urls = new URL[names.length];
/* */ try {
/* 293 */ for (int i = 0; i < urls.length; i++) {
/* 294 */ urls[i] = new File(names[i]).toURL();
/* */ }
/* */ }
/* */ catch (MalformedURLException e)
/* */ {
/* 299 */ throw new IllegalArgumentException("Unable to parse classpath: " + classpath);
/* */ }
/* */
/* 303 */ return new URLClassLoader(urls, parent);
/* */ }
public void init(Options options) {
this.options = options;
timexPatterns = new TimeExpressionPatterns(options);
// TODO: does not allow for multiple loggers
if (options.verbose) {
logger.setLevel(Level.FINE);
} else {
logger.setLevel(Level.SEVERE);
}
NumberNormalizer.setVerbose(options.verbose);
if (options.grammarFilename != null) {
List<String> filenames = StringUtils.split(options.grammarFilename, "\\s*[,;]\\s*");
this.expressionExtractor =
CoreMapExpressionExtractor.createExtractorFromFiles(timexPatterns.env, filenames);
// this.expressionExtractor =
// CoreMapExpressionExtractor.createExtractorFromFile(timexPatterns.env,
// options.grammarFilename);
} else {
this.expressionExtractor = new CoreMapExpressionExtractor();
this.expressionExtractor.setExtractRules(
timexPatterns.getTimeExtractionRule(), timexPatterns.getCompositeTimeExtractionRule());
}
this.expressionExtractor.setLogger(logger);
}
public Properties parseURL(String url, Properties defaults) throws java.sql.SQLException {
Properties urlProps = (defaults != null) ? new Properties(defaults) : new Properties();
if (url == null) {
return null;
}
if (!StringUtils.startsWithIgnoreCase(url, URL_PREFIX)
&& !StringUtils.startsWithIgnoreCase(url, MXJ_URL_PREFIX)
&& !StringUtils.startsWithIgnoreCase(url, LOADBALANCE_URL_PREFIX)
&& !StringUtils.startsWithIgnoreCase(url, REPLICATION_URL_PREFIX)) { // $NON-NLS-1$
return null;
}
int beginningOfSlashes = url.indexOf("//");
if (StringUtils.startsWithIgnoreCase(url, MXJ_URL_PREFIX)) {
urlProps.setProperty(
"socketFactory", "com.mysql.management.driverlaunched.ServerLauncherSocketFactory");
}
/*
* Parse parameters after the ? in the URL and remove them from the
* original URL.
*/
int index = url.indexOf("?"); // $NON-NLS-1$
if (index != -1) {
String paramString = url.substring(index + 1, url.length());
url = url.substring(0, index);
StringTokenizer queryParams = new StringTokenizer(paramString, "&"); // $NON-NLS-1$
while (queryParams.hasMoreTokens()) {
String parameterValuePair = queryParams.nextToken();
int indexOfEquals = StringUtils.indexOfIgnoreCase(0, parameterValuePair, "=");
String parameter = null;
String value = null;
if (indexOfEquals != -1) {
parameter = parameterValuePair.substring(0, indexOfEquals);
if (indexOfEquals + 1 < parameterValuePair.length()) {
value = parameterValuePair.substring(indexOfEquals + 1);
}
}
if ((value != null && value.length() > 0)
&& (parameter != null && parameter.length() > 0)) {
try {
urlProps.put(parameter, URLDecoder.decode(value, "UTF-8"));
} catch (UnsupportedEncodingException badEncoding) {
// punt
urlProps.put(parameter, URLDecoder.decode(value));
} catch (NoSuchMethodError nsme) {
// punt again
urlProps.put(parameter, URLDecoder.decode(value));
}
}
}
}
url = url.substring(beginningOfSlashes + 2);
String hostStuff = null;
int slashIndex =
StringUtils.indexOfIgnoreCaseRespectMarker(
0, url, "/", ALLOWED_QUOTES, ALLOWED_QUOTES, true); // $NON-NLS-1$
if (slashIndex != -1) {
hostStuff = url.substring(0, slashIndex);
if ((slashIndex + 1) < url.length()) {
urlProps.put(
DBNAME_PROPERTY_KEY, //$NON-NLS-1$
url.substring((slashIndex + 1), url.length()));
}
} else {
hostStuff = url;
}
int numHosts = 0;
if ((hostStuff != null) && (hostStuff.trim().length() > 0)) {
List<String> hosts = StringUtils.split(hostStuff, ",", ALLOWED_QUOTES, ALLOWED_QUOTES, false);
for (String hostAndPort : hosts) {
numHosts++;
String[] hostPortPair = parseHostPortPair(hostAndPort);
if (hostPortPair[HOST_NAME_INDEX] != null
&& hostPortPair[HOST_NAME_INDEX].trim().length() > 0) {
urlProps.setProperty(HOST_PROPERTY_KEY + "." + numHosts, hostPortPair[HOST_NAME_INDEX]);
} else {
urlProps.setProperty(HOST_PROPERTY_KEY + "." + numHosts, "localhost");
}
if (hostPortPair[PORT_NUMBER_INDEX] != null) {
urlProps.setProperty(PORT_PROPERTY_KEY + "." + numHosts, hostPortPair[PORT_NUMBER_INDEX]);
} else {
urlProps.setProperty(PORT_PROPERTY_KEY + "." + numHosts, "3306");
}
}
} else {
numHosts = 1;
urlProps.setProperty(HOST_PROPERTY_KEY + ".1", "localhost");
urlProps.setProperty(PORT_PROPERTY_KEY + ".1", "3306");
}
urlProps.setProperty(NUM_HOSTS_PROPERTY_KEY, String.valueOf(numHosts));
urlProps.setProperty(HOST_PROPERTY_KEY, urlProps.getProperty(HOST_PROPERTY_KEY + ".1"));
urlProps.setProperty(PORT_PROPERTY_KEY, urlProps.getProperty(PORT_PROPERTY_KEY + ".1"));
String propertiesTransformClassName = urlProps.getProperty(PROPERTIES_TRANSFORM_KEY);
if (propertiesTransformClassName != null) {
try {
ConnectionPropertiesTransform propTransformer =
(ConnectionPropertiesTransform)
Class.forName(propertiesTransformClassName).newInstance();
urlProps = propTransformer.transformProperties(urlProps);
} catch (InstantiationException e) {
throw SQLError.createSQLException(
"Unable to create properties transform instance '"
+ propertiesTransformClassName
+ "' due to underlying exception: "
+ e.toString(),
SQLError.SQL_STATE_INVALID_CONNECTION_ATTRIBUTE,
null);
} catch (IllegalAccessException e) {
throw SQLError.createSQLException(
"Unable to create properties transform instance '"
+ propertiesTransformClassName
+ "' due to underlying exception: "
+ e.toString(),
SQLError.SQL_STATE_INVALID_CONNECTION_ATTRIBUTE,
null);
} catch (ClassNotFoundException e) {
throw SQLError.createSQLException(
"Unable to create properties transform instance '"
+ propertiesTransformClassName
+ "' due to underlying exception: "
+ e.toString(),
SQLError.SQL_STATE_INVALID_CONNECTION_ATTRIBUTE,
null);
}
}
if (Util.isColdFusion()
&& urlProps.getProperty("autoConfigureForColdFusion", "true").equalsIgnoreCase("true")) {
String configs = urlProps.getProperty(USE_CONFIG_PROPERTY_KEY);
StringBuffer newConfigs = new StringBuffer();
if (configs != null) {
newConfigs.append(configs);
newConfigs.append(",");
}
newConfigs.append("coldFusion");
urlProps.setProperty(USE_CONFIG_PROPERTY_KEY, newConfigs.toString());
}
// If we use a config, it actually should get overridden by anything in
// the URL or passed-in properties
String configNames = null;
if (defaults != null) {
configNames = defaults.getProperty(USE_CONFIG_PROPERTY_KEY);
}
if (configNames == null) {
configNames = urlProps.getProperty(USE_CONFIG_PROPERTY_KEY);
}
if (configNames != null) {
List splitNames = StringUtils.split(configNames, ",", true);
Properties configProps = new Properties();
Iterator namesIter = splitNames.iterator();
while (namesIter.hasNext()) {
String configName = (String) namesIter.next();
try {
InputStream configAsStream =
getClass().getResourceAsStream("configs/" + configName + ".properties");
if (configAsStream == null) {
throw SQLError.createSQLException(
"Can't find configuration template named '" + configName + "'",
SQLError.SQL_STATE_INVALID_CONNECTION_ATTRIBUTE,
null);
}
configProps.load(configAsStream);
} catch (IOException ioEx) {
SQLException sqlEx =
SQLError.createSQLException(
"Unable to load configuration template '"
+ configName
+ "' due to underlying IOException: "
+ ioEx,
SQLError.SQL_STATE_INVALID_CONNECTION_ATTRIBUTE,
null);
sqlEx.initCause(ioEx);
throw sqlEx;
}
}
Iterator propsIter = urlProps.keySet().iterator();
while (propsIter.hasNext()) {
String key = propsIter.next().toString();
String property = urlProps.getProperty(key);
configProps.setProperty(key, property);
}
urlProps = configProps;
}
// Properties passed in should override ones in URL
if (defaults != null) {
Iterator propsIter = defaults.keySet().iterator();
while (propsIter.hasNext()) {
String key = propsIter.next().toString();
if (!key.equals(NUM_HOSTS_PROPERTY_KEY)) {
String property = defaults.getProperty(key);
urlProps.setProperty(key, property);
}
}
}
return urlProps;
}
/**
* Gets the names of the current router configuration requirements.
*
* @return Vector of Strings of the package names.
* @exception NoSuchHandlerException If there is no element list read handler.
* @exception HandlerErrorException If the handler returned an error.
* @exception PermissionDeniedException If the router would not let us access the handler.
* @exception IOException If there was some other error accessing the handler (e.g., there was a
* stream or socket error, the ControlSocket returned an unknwon unknown error code, or the
* response could otherwise not be understood).
* @see #getRouterConfig
* @see #getRouterFlatConfig
*/
public Vector getConfigRequirements() throws ClickException, IOException {
char[] buf = read(null, "requirements");
return StringUtils.split(buf, 0, '\n');
}
/**
* Gets the names of packages that the router knows about.
*
* @return Vector of Strings of the package names.
* @exception NoSuchHandlerException If there is no element list read handler.
* @exception HandlerErrorException If the handler returned an error.
* @exception PermissionDeniedException If the router would not let us access the handler.
* @exception IOException If there was some other error accessing the handler (e.g., there was a
* stream or socket error, the ControlSocket returned an unknwon unknown error code, or the
* response could otherwise not be understood).
*/
public Vector getRouterPackages() throws ClickException, IOException {
char[] buf = read(null, "packages");
return StringUtils.split(buf, 0, '\n');
}
