private UTF8String toTitleCaseSlow() {
StringBuffer sb = new StringBuffer();
String s = toString();
sb.append(s);
sb.setCharAt(0, Character.toTitleCase(sb.charAt(0)));
for (int i = 1; i < s.length(); i++) {
if (sb.charAt(i - 1) == ' ') {
sb.setCharAt(i, Character.toTitleCase(sb.charAt(i)));
}
}
return fromString(sb.toString());
}
/** Returns the title case of this string, that could be used as title. */
public UTF8String toTitleCase() {
if (numBytes == 0) {
return EMPTY_UTF8;
}
byte[] bytes = new byte[numBytes];
for (int i = 0; i < numBytes; i++) {
byte b = getByte(i);
if (i == 0 || getByte(i - 1) == ' ') {
if (numBytesForFirstByte(b) != 1) {
// fallback
return toTitleCaseSlow();
}
int upper = Character.toTitleCase(b);
if (upper > 127) {
// fallback
return toTitleCaseSlow();
}
bytes[i] = (byte) upper;
} else {
bytes[i] = b;
}
}
return fromBytes(bytes);
}
/** Returns the setter-method for the given field name or null if no setter exists. */
public static Method getSetter(String fieldName, Class<?> clazz, Class<?> fieldType) {
String setterName =
"set"
+ Character.toTitleCase(fieldName.charAt(0))
+ fieldName.substring(1, fieldName.length());
try {
// Using getMathods(), getMathod(...) expects exact parameter type
// matching and ignores inheritance-tree.
Method[] methods = clazz.getMethods();
for (Method method : methods) {
if (method.getName().equals(setterName)) {
Class<?>[] paramTypes = method.getParameterTypes();
if (paramTypes != null
&& paramTypes.length == 1
&& paramTypes[0].isAssignableFrom(fieldType)) {
return method;
}
}
}
return null;
} catch (SecurityException e) {
throw new ActivitiException(
"Not allowed to access method " + setterName + " on class " + clazz.getCanonicalName());
}
}
/**
* 功能：切换字符串中的所有字母大小写。<br>
*
* <pre>
* StringUtil.swapCase(null) = null
* StringUtil.swapCase("") = ""
* StringUtil.swapCase("The dog has a BONE") = "tHE DOG HAS A bone"
* </pre>
*
* @param str 源字符串
* @return String
*/
public static String swapCase(String str) {
if (StringUtil.isEmpty(str)) {
return str;
}
char[] buffer = str.toCharArray();
boolean whitespace = true;
for (int i = 0; i < buffer.length; i++) {
char ch = buffer[i];
if (Character.isUpperCase(ch)) {
buffer[i] = Character.toLowerCase(ch);
whitespace = false;
} else if (Character.isTitleCase(ch)) {
buffer[i] = Character.toLowerCase(ch);
whitespace = false;
} else if (Character.isLowerCase(ch)) {
if (whitespace) {
buffer[i] = Character.toTitleCase(ch);
whitespace = false;
} else {
buffer[i] = Character.toUpperCase(ch);
}
} else {
whitespace = Character.isWhitespace(ch);
}
}
return new String(buffer);
}
protected Method getMethod(Class<?> beanClass) {
String methodName =
"is" + Character.toTitleCase(getFieldName().charAt(0)) + getFieldName().substring(1);
try {
return beanClass.getMethod(methodName);
} catch (NoSuchMethodException e) {
}
return null;
}
/**
* capitalize the first character
*
* @param str
* @return
*/
public static String capitalize(String str) {
int strLen;
if (str == null || (strLen = str.length()) == 0) {
return str;
}
return new StringBuilder(strLen)
.append(Character.toTitleCase(str.charAt(0)))
.append(str.substring(1))
.toString();
}
/** We're using setter injection, create and populate a bean using property setters */
private Object createUsingSetterInjection(
Class<?> paramType, InboundVariable data, Map<String, String> tokens)
throws InstantiationException, IllegalAccessException {
Object bean;
if (instanceType != null) {
bean = instanceType.newInstance();
} else {
bean = paramType.newInstance();
}
// We should put the new object into the working map in case it
// is referenced later nested down in the conversion process.
if (instanceType != null) {
data.getContext().addConverted(data, instanceType, bean);
} else {
data.getContext().addConverted(data, paramType, bean);
}
Map<String, Property> properties = getPropertyMapFromObject(bean, false, true);
for (Entry<String, String> entry : tokens.entrySet()) {
String key = entry.getKey();
// TODO: We don't URL decode method names we probably should. This is $dwr
// TODO: We should probably have stripped these out already
if (key.startsWith("%24dwr")) {
continue;
}
Property property = properties.get(key);
if (property == null) {
log.warn(
"Missing setter: "
+ paramType.getName()
+ ".set"
+ Character.toTitleCase(key.charAt(0))
+ key.substring(1)
+ "() to match javascript property: "
+ key
+ ". Check include/exclude rules and overloaded methods.");
continue;
}
Object output =
convert(entry.getValue(), property.getPropertyType(), data.getContext(), property);
property.setValue(bean, output);
}
return bean;
}
public static String toTitleCase(String input) {
String[] words = WORD_BOUNDARIES.split(input);
StringBuilder result = new StringBuilder();
for (String word : words) {
if (result.length() > 0) {
result.append(" ");
}
result.append(Character.toTitleCase(word.charAt(0)));
result.append(word.substring(1));
}
return result.toString();
}
/**
* Upper case each word in the phrase. For example, convert "line item" to "Line Item". Converts
* "p&l" to "P&L".
*
* <p>More formally, a word is considered to be any contiguous string of letters, digits, hyphens
* or single quotes. Everything else is considered a delimiter.
*
* <p>Hyphens and single quotes aren't considered delimiters because they are often used in
* contractions, possessives and compound words.
*
* @param phrase, the String to alter.
* @return the input with each word capitalized.
*/
public static String upperCaseEachWord(final String phrase) {
boolean isInWord = false;
final char[] res = new char[phrase.length()];
for (int i = 0; i < res.length; i++) {
char ch = phrase.charAt(i);
if (Character.isLetterOrDigit(ch)) {
if (!isInWord) {
ch = Character.toTitleCase(ch);
isInWord = true;
}
} else if ((ch == '\'' || ch == '-') && isInWord) {
// do not exit being in the word--this is a contraction or possesive, or hyphened word
} else isInWord = false;
res[i] = ch;
}
return new String(res);
}
public static String toTitleCase(String input) {
StringBuilder titleCase = new StringBuilder();
boolean nextTitleCase = true;
for (char c : input.toCharArray()) {
if (Character.isSpaceChar(c)) {
nextTitleCase = true;
} else if (nextTitleCase) {
c = Character.toTitleCase(c);
nextTitleCase = false;
}
titleCase.append(c);
}
return titleCase.toString();
}
private static ResourceBundle searchBundleByName(String bundleName, Locale locale) {
bundleName = bundleName.replaceFirst("^" + RESOURCES_PREFIX, "");
bundleName = bundleName.replace(RESOURCES_SUFFIX + "$", "");
if (bundleName.length() >= 1) {
bundleName = Character.toTitleCase(bundleName.charAt(0)) + bundleName.substring(1);
}
try {
return getBundle(bundleName, locale);
} catch (MissingResourceException e) {
try {
if (bundleName.length() >= 1) {
bundleName = bundleName.charAt(0) + bundleName.substring(1).toLowerCase();
}
return getBundle(bundleName, locale);
} catch (MissingResourceException ex) {
return getBundle(bundleName.toUpperCase(), locale);
}
}
}
/** Returns the lower case of this string */
public UTF8String toLowerCase() {
if (numBytes == 0) {
return EMPTY_UTF8;
}
byte[] bytes = new byte[numBytes];
bytes[0] = (byte) Character.toTitleCase(getByte(0));
for (int i = 0; i < numBytes; i++) {
byte b = getByte(i);
if (numBytesForFirstByte(b) != 1) {
// fallback
return toLowerCaseSlow();
}
int lower = Character.toLowerCase((int) b);
if (lower > 127) {
// fallback
return toLowerCaseSlow();
}
bytes[i] = (byte) lower;
}
return fromBytes(bytes);
}
private String capitalize(String string) {
return new StringBuilder(string.length())
.append(Character.toTitleCase(string.charAt(0)))
.append(string.substring(1))
.toString();
}
public static String titlecase(String str) {
return (Character.toTitleCase(str.charAt(0)) + str.substring(1));
}
@Override
public void handle(
AnnotationValues<Builder> annotation, JCAnnotation ast, JavacNode annotationNode) {
handleExperimentalFlagUsage(annotationNode, ConfigurationKeys.BUILDER_FLAG_USAGE, "@Builder");
Builder builderInstance = annotation.getInstance();
String builderMethodName = builderInstance.builderMethodName();
String buildMethodName = builderInstance.buildMethodName();
String builderClassName = builderInstance.builderClassName();
if (builderMethodName == null) builderMethodName = "builder";
if (buildMethodName == null) buildMethodName = "build";
if (builderClassName == null) builderClassName = "";
if (!checkName("builderMethodName", builderMethodName, annotationNode)) return;
if (!checkName("buildMethodName", buildMethodName, annotationNode)) return;
if (!builderClassName.isEmpty()) {
if (!checkName("builderClassName", builderClassName, annotationNode)) return;
}
deleteAnnotationIfNeccessary(annotationNode, Builder.class);
deleteImportFromCompilationUnit(annotationNode, "lombok.experimental.Builder");
JavacNode parent = annotationNode.up();
java.util.List<JCExpression> typesOfParameters = new ArrayList<JCExpression>();
java.util.List<Name> namesOfParameters = new ArrayList<Name>();
JCExpression returnType;
List<JCTypeParameter> typeParams = List.nil();
List<JCExpression> thrownExceptions = List.nil();
Name nameOfStaticBuilderMethod;
JavacNode tdParent;
JCMethodDecl fillParametersFrom =
parent.get() instanceof JCMethodDecl ? ((JCMethodDecl) parent.get()) : null;
if (parent.get() instanceof JCClassDecl) {
tdParent = parent;
JCClassDecl td = (JCClassDecl) tdParent.get();
ListBuffer<JavacNode> allFields = new ListBuffer<JavacNode>();
@SuppressWarnings("deprecation")
boolean valuePresent =
(hasAnnotation(lombok.Value.class, parent)
|| hasAnnotation(lombok.experimental.Value.class, parent));
for (JavacNode fieldNode : HandleConstructor.findAllFields(tdParent)) {
JCVariableDecl fd = (JCVariableDecl) fieldNode.get();
// final fields with an initializer cannot be written to, so they can't be 'builderized'.
// Unfortunately presence of @Value makes
// non-final fields final, but @Value's handler hasn't done this yet, so we have to do this
// math ourselves.
// Value will only skip making a field final if it has an explicit @NonFinal annotation, so
// we check for that.
if (fd.init != null && valuePresent && !hasAnnotation(NonFinal.class, fieldNode)) continue;
namesOfParameters.add(removePrefixFromField(fieldNode));
typesOfParameters.add(fd.vartype);
allFields.append(fieldNode);
}
new HandleConstructor()
.generateConstructor(
tdParent,
AccessLevel.PACKAGE,
List.<JCAnnotation>nil(),
allFields.toList(),
null,
SkipIfConstructorExists.I_AM_BUILDER,
null,
annotationNode);
returnType = namePlusTypeParamsToTypeReference(tdParent.getTreeMaker(), td.name, td.typarams);
typeParams = td.typarams;
thrownExceptions = List.nil();
nameOfStaticBuilderMethod = null;
if (builderClassName.isEmpty()) builderClassName = td.name.toString() + "Builder";
} else if (fillParametersFrom != null
&& fillParametersFrom.getName().toString().equals("<init>")) {
if (!fillParametersFrom.typarams.isEmpty()) {
annotationNode.addError(
"@Builder is not supported on constructors with constructor type parameters.");
return;
}
tdParent = parent.up();
JCClassDecl td = (JCClassDecl) tdParent.get();
returnType = namePlusTypeParamsToTypeReference(tdParent.getTreeMaker(), td.name, td.typarams);
typeParams = td.typarams;
thrownExceptions = fillParametersFrom.thrown;
nameOfStaticBuilderMethod = null;
if (builderClassName.isEmpty()) builderClassName = td.name.toString() + "Builder";
} else if (fillParametersFrom != null) {
tdParent = parent.up();
JCClassDecl td = (JCClassDecl) tdParent.get();
if ((fillParametersFrom.mods.flags & Flags.STATIC) == 0) {
annotationNode.addError(
"@Builder is only supported on types, constructors, and static methods.");
return;
}
returnType = fillParametersFrom.restype;
typeParams = fillParametersFrom.typarams;
thrownExceptions = fillParametersFrom.thrown;
nameOfStaticBuilderMethod = fillParametersFrom.name;
if (builderClassName.isEmpty()) {
if (returnType instanceof JCTypeApply) {
returnType = ((JCTypeApply) returnType).clazz;
}
if (returnType instanceof JCFieldAccess) {
builderClassName = ((JCFieldAccess) returnType).name.toString() + "Builder";
} else if (returnType instanceof JCIdent) {
Name n = ((JCIdent) returnType).name;
for (JCTypeParameter tp : typeParams) {
if (tp.name.equals(n)) {
annotationNode.addError(
"@Builder requires specifying 'builderClassName' if used on methods with a type parameter as return type.");
return;
}
}
builderClassName = n.toString() + "Builder";
} else if (returnType instanceof JCPrimitiveTypeTree) {
builderClassName = returnType.toString() + "Builder";
if (Character.isLowerCase(builderClassName.charAt(0))) {
builderClassName =
Character.toTitleCase(builderClassName.charAt(0)) + builderClassName.substring(1);
}
} else {
// This shouldn't happen.
System.err.println(
"Lombok bug ID#20140614-1651: javac HandleBuilder: return type to name conversion failed: "
+ returnType.getClass());
builderClassName = td.name.toString() + "Builder";
}
}
} else {
annotationNode.addError(
"@Builder is only supported on types, constructors, and static methods.");
return;
}
if (fillParametersFrom != null) {
for (JCVariableDecl param : fillParametersFrom.params) {
namesOfParameters.add(param.name);
typesOfParameters.add(param.vartype);
}
}
JavacNode builderType = findInnerClass(tdParent, builderClassName);
if (builderType == null) {
builderType = makeBuilderClass(tdParent, builderClassName, typeParams, ast);
} else {
sanityCheckForMethodGeneratingAnnotationsOnBuilderClass(builderType, annotationNode);
}
java.util.List<JavacNode> fieldNodes =
addFieldsToBuilder(builderType, namesOfParameters, typesOfParameters, ast);
java.util.List<JCMethodDecl> newMethods = new ArrayList<JCMethodDecl>();
for (JavacNode fieldNode : fieldNodes) {
JCMethodDecl newMethod =
makeSetterMethodForBuilder(
builderType,
fieldNode,
annotationNode,
builderInstance.fluent(),
builderInstance.chain());
if (newMethod != null) newMethods.add(newMethod);
}
if (constructorExists(builderType) == MemberExistsResult.NOT_EXISTS) {
JCMethodDecl cd =
HandleConstructor.createConstructor(
AccessLevel.PACKAGE,
List.<JCAnnotation>nil(),
builderType,
List.<JavacNode>nil(),
null,
annotationNode);
if (cd != null) injectMethod(builderType, cd);
}
for (JCMethodDecl newMethod : newMethods) injectMethod(builderType, newMethod);
if (methodExists(buildMethodName, builderType, -1) == MemberExistsResult.NOT_EXISTS) {
JCMethodDecl md =
generateBuildMethod(
buildMethodName,
nameOfStaticBuilderMethod,
returnType,
namesOfParameters,
builderType,
thrownExceptions);
if (md != null) injectMethod(builderType, md);
}
if (methodExists("toString", builderType, 0) == MemberExistsResult.NOT_EXISTS) {
JCMethodDecl md =
HandleToString.createToString(
builderType, fieldNodes, true, false, FieldAccess.ALWAYS_FIELD, ast);
if (md != null) injectMethod(builderType, md);
}
if (methodExists(builderMethodName, tdParent, -1) == MemberExistsResult.NOT_EXISTS) {
JCMethodDecl md =
generateBuilderMethod(builderMethodName, builderClassName, tdParent, typeParams);
if (md != null) injectMethod(tdParent, md);
}
}
public static String toTitleCase(String in) {
if (in.isEmpty()) return in;
return "" + Character.toTitleCase(in.charAt(0)) + in.substring(1).toLowerCase();
}
