Genericize some more classes

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@754808 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Sebastian Bazley 2009-03-16 02:11:38 +00:00
parent 9aa057fea0
commit 950def5b6f
7 changed files with 60 additions and 61 deletions

View File

@ -256,12 +256,12 @@ public class ClassUtils {
* @return the <code>List</code> of superclasses in order going up from this one
* <code>null</code> if null input
*/
public static List getAllSuperclasses(Class cls) {
public static List<Class<?>> getAllSuperclasses(Class<?> cls) {
if (cls == null) {
return null;
}
List classes = new ArrayList();
Class superclass = cls.getSuperclass();
List<Class<?>> classes = new ArrayList<Class<?>>();
Class<?> superclass = cls.getSuperclass();
while (superclass != null) {
classes.add(superclass);
superclass = superclass.getSuperclass();

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@ -16,8 +16,6 @@
*/
package org.apache.commons.lang;
import java.io.PrintStream;
import java.io.PrintWriter;
/**
* <p>Thrown to indicate that a block of code has not been implemented.
@ -44,6 +42,7 @@ import java.io.PrintWriter;
* @since 2.0
* @version $Id$
*/
//@Immutable
public class NotImplementedException extends UnsupportedOperationException {
private static final String DEFAULT_MESSAGE = "Code is not implemented";
@ -104,7 +103,7 @@ public class NotImplementedException extends UnsupportedOperationException {
* @param clazz
* the <code>Class</code> that has not implemented the method
*/
public NotImplementedException(Class clazz) {
public NotImplementedException(Class<?> clazz) {
super(clazz == null ? DEFAULT_MESSAGE : DEFAULT_MESSAGE + " in " + clazz);
}

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@ -121,7 +121,7 @@ public class ExceptionUtils {
*/
public static void addCauseMethodName(String methodName) {
if (StringUtils.isNotEmpty(methodName) && !isCauseMethodName(methodName)) {
List list = getCauseMethodNameList();
List<String> list = getCauseMethodNameList();
if (list.add(methodName)) {
synchronized(CAUSE_METHOD_NAMES) {
CAUSE_METHOD_NAMES = toArray(list);
@ -140,7 +140,7 @@ public class ExceptionUtils {
*/
public static void removeCauseMethodName(String methodName) {
if (StringUtils.isNotEmpty(methodName)) {
List list = getCauseMethodNameList();
List<String> list = getCauseMethodNameList();
if (list.remove(methodName)) {
synchronized(CAUSE_METHOD_NAMES) {
CAUSE_METHOD_NAMES = toArray(list);
@ -212,8 +212,8 @@ public class ExceptionUtils {
* @param list a list to transform.
* @return the given list as a <code>String[]</code>.
*/
private static String[] toArray(List list) {
return (String[]) list.toArray(new String[list.size()]);
private static String[] toArray(List<String> list) {
return list.toArray(new String[list.size()]);
}
/**
@ -221,9 +221,9 @@ public class ExceptionUtils {
*
* @return {@link #CAUSE_METHOD_NAMES} as a List.
*/
private static ArrayList getCauseMethodNameList() {
private static ArrayList<String> getCauseMethodNameList() {
synchronized(CAUSE_METHOD_NAMES) {
return new ArrayList(Arrays.asList(CAUSE_METHOD_NAMES));
return new ArrayList<String>(Arrays.asList(CAUSE_METHOD_NAMES));
}
}
@ -343,7 +343,7 @@ public class ExceptionUtils {
* <code>null</code> if none found or null throwable input
*/
public static Throwable getRootCause(Throwable throwable) {
List list = getThrowableList(throwable);
List<Throwable> list = getThrowableList(throwable);
return (list.size() < 2 ? null : (Throwable)list.get(list.size() - 1));
}
@ -462,7 +462,7 @@ public class ExceptionUtils {
return true;
}
Class cls = throwable.getClass();
Class<? extends Throwable> cls = throwable.getClass();
synchronized(CAUSE_METHOD_NAMES) {
for (int i = 0, isize = CAUSE_METHOD_NAMES.length; i < isize; i++) {
try {
@ -533,8 +533,8 @@ public class ExceptionUtils {
* @return the array of throwables, never null
*/
public static Throwable[] getThrowables(Throwable throwable) {
List list = getThrowableList(throwable);
return (Throwable[]) list.toArray(new Throwable[list.size()]);
List<Throwable> list = getThrowableList(throwable);
return list.toArray(new Throwable[list.size()]);
}
/**
@ -556,8 +556,8 @@ public class ExceptionUtils {
* @return the list of throwables, never null
* @since Commons Lang 2.2
*/
public static List getThrowableList(Throwable throwable) {
List list = new ArrayList();
public static List<Throwable> getThrowableList(Throwable throwable) {
List<Throwable> list = new ArrayList<Throwable>();
while (throwable != null && list.contains(throwable) == false) {
list.add(throwable);
throwable = ExceptionUtils.getCause(throwable);
@ -580,7 +580,7 @@ public class ExceptionUtils {
* @param clazz the class to search for, subclasses do not match, null returns -1
* @return the index into the throwable chain, -1 if no match or null input
*/
public static int indexOfThrowable(Throwable throwable, Class clazz) {
public static int indexOfThrowable(Throwable throwable, Class<?> clazz) {
return indexOf(throwable, clazz, 0, false);
}
@ -603,7 +603,7 @@ public class ExceptionUtils {
* negative treated as zero, larger than chain size returns -1
* @return the index into the throwable chain, -1 if no match or null input
*/
public static int indexOfThrowable(Throwable throwable, Class clazz, int fromIndex) {
public static int indexOfThrowable(Throwable throwable, Class<?> clazz, int fromIndex) {
return indexOf(throwable, clazz, fromIndex, false);
}
@ -623,7 +623,7 @@ public class ExceptionUtils {
* @return the index into the throwable chain, -1 if no match or null input
* @since 2.1
*/
public static int indexOfType(Throwable throwable, Class type) {
public static int indexOfType(Throwable throwable, Class<?> type) {
return indexOf(throwable, type, 0, true);
}
@ -647,7 +647,7 @@ public class ExceptionUtils {
* @return the index into the throwable chain, -1 if no match or null input
* @since 2.1
*/
public static int indexOfType(Throwable throwable, Class type, int fromIndex) {
public static int indexOfType(Throwable throwable, Class<?> type, int fromIndex) {
return indexOf(throwable, type, fromIndex, true);
}
@ -662,7 +662,7 @@ public class ExceptionUtils {
* using references
* @return index of the <code>type</code> within throwables nested withing the specified <code>throwable</code>
*/
private static int indexOf(Throwable throwable, Class type, int fromIndex, boolean subclass) {
private static int indexOf(Throwable throwable, Class<?> type, int fromIndex, boolean subclass) {
if (throwable == null || type == null) {
return -1;
}
@ -798,10 +798,10 @@ public class ExceptionUtils {
}
Throwable throwables[] = getThrowables(throwable);
int count = throwables.length;
ArrayList frames = new ArrayList();
List nextTrace = getStackFrameList(throwables[count - 1]);
ArrayList<String> frames = new ArrayList<String>();
List<String> nextTrace = getStackFrameList(throwables[count - 1]);
for (int i = count; --i >= 0;) {
List trace = nextTrace;
List<String> trace = nextTrace;
if (i != 0) {
nextTrace = getStackFrameList(throwables[i - 1]);
removeCommonFrames(trace, nextTrace);
@ -815,7 +815,7 @@ public class ExceptionUtils {
frames.add(trace.get(j));
}
}
return (String[]) frames.toArray(new String[0]);
return frames.toArray(new String[0]);
}
/**
@ -826,7 +826,7 @@ public class ExceptionUtils {
* @throws IllegalArgumentException if either argument is null
* @since 2.0
*/
public static void removeCommonFrames(List causeFrames, List wrapperFrames) {
public static void removeCommonFrames(List<String> causeFrames, List<String> wrapperFrames) {
if (causeFrames == null || wrapperFrames == null) {
throw new IllegalArgumentException("The List must not be null");
}
@ -835,8 +835,8 @@ public class ExceptionUtils {
while (causeFrameIndex >= 0 && wrapperFrameIndex >= 0) {
// Remove the frame from the cause trace if it is the same
// as in the wrapper trace
String causeFrame = (String) causeFrames.get(causeFrameIndex);
String wrapperFrame = (String) wrapperFrames.get(wrapperFrameIndex);
String causeFrame = causeFrames.get(causeFrameIndex);
String wrapperFrame = wrapperFrames.get(wrapperFrameIndex);
if (causeFrame.equals(wrapperFrame)) {
causeFrames.remove(causeFrameIndex);
}
@ -921,7 +921,7 @@ public class ExceptionUtils {
static String[] getStackFrames(String stackTrace) {
String linebreak = SystemUtils.LINE_SEPARATOR;
StringTokenizer frames = new StringTokenizer(stackTrace, linebreak);
List list = new ArrayList();
List<String> list = new ArrayList<String>();
while (frames.hasMoreTokens()) {
list.add(frames.nextToken());
}
@ -940,11 +940,11 @@ public class ExceptionUtils {
* @param t is any throwable
* @return List of stack frames
*/
static List getStackFrameList(Throwable t) {
static List<String> getStackFrameList(Throwable t) {
String stackTrace = getStackTrace(t);
String linebreak = SystemUtils.LINE_SEPARATOR;
StringTokenizer frames = new StringTokenizer(stackTrace, linebreak);
List list = new ArrayList();
List<String> list = new ArrayList<String>();
boolean traceStarted = false;
while (frames.hasMoreTokens()) {
String token = frames.nextToken();

View File

@ -78,7 +78,7 @@ public class ExtendedMessageFormat extends MessageFormat {
private static final char QUOTE = '\'';
private String toPattern;
private Map registry;
private final Map<String, FormatFactory> registry;
/**
* Create a new ExtendedMessageFormat for the default locale.
@ -108,7 +108,7 @@ public class ExtendedMessageFormat extends MessageFormat {
* @param registry Registry of format factories: Map<String, FormatFactory>
* @throws IllegalArgumentException in case of a bad pattern.
*/
public ExtendedMessageFormat(String pattern, Map registry) {
public ExtendedMessageFormat(String pattern, Map<String, FormatFactory> registry) {
this(pattern, Locale.getDefault(), registry);
}
@ -120,7 +120,7 @@ public class ExtendedMessageFormat extends MessageFormat {
* @param registry Registry of format factories: Map<String, FormatFactory>
* @throws IllegalArgumentException in case of a bad pattern.
*/
public ExtendedMessageFormat(String pattern, Locale locale, Map registry) {
public ExtendedMessageFormat(String pattern, Locale locale, Map<String, FormatFactory> registry) {
super(DUMMY_PATTERN);
setLocale(locale);
this.registry = registry;
@ -147,8 +147,8 @@ public class ExtendedMessageFormat extends MessageFormat {
toPattern = super.toPattern();
return;
}
ArrayList foundFormats = new ArrayList();
ArrayList foundDescriptions = new ArrayList();
ArrayList<Format> foundFormats = new ArrayList<Format>();
ArrayList<String> foundDescriptions = new ArrayList<String>();
StringBuffer stripCustom = new StringBuffer(pattern.length());
ParsePosition pos = new ParsePosition(0);
@ -197,8 +197,8 @@ public class ExtendedMessageFormat extends MessageFormat {
// only loop over what we know we have, as MessageFormat on Java 1.3
// seems to provide an extra format element:
int i = 0;
for (Iterator it = foundFormats.iterator(); it.hasNext(); i++) {
Format f = (Format) it.next();
for (Iterator<Format> it = foundFormats.iterator(); it.hasNext(); i++) {
Format f = it.next();
if (f != null) {
origFormats[i] = f;
}
@ -258,7 +258,7 @@ public class ExtendedMessageFormat extends MessageFormat {
name = desc.substring(0, i).trim();
args = desc.substring(i + 1).trim();
}
FormatFactory factory = (FormatFactory) registry.get(name);
FormatFactory factory = registry.get(name);
if (factory != null) {
return factory.getFormat(name, args, getLocale());
}
@ -347,7 +347,7 @@ public class ExtendedMessageFormat extends MessageFormat {
* @param customPatterns The custom patterns to re-insert, if any
* @return full pattern
*/
private String insertFormats(String pattern, ArrayList customPatterns) {
private String insertFormats(String pattern, ArrayList<String> customPatterns) {
if (!containsElements(customPatterns)) {
return pattern;
}
@ -367,7 +367,7 @@ public class ExtendedMessageFormat extends MessageFormat {
fe++;
sb.append(START_FE).append(
readArgumentIndex(pattern, next(pos)));
String customPattern = (String) customPatterns.get(fe);
String customPattern = customPatterns.get(fe);
if (customPattern != null) {
sb.append(START_FMT).append(customPattern);
}
@ -467,11 +467,11 @@ public class ExtendedMessageFormat extends MessageFormat {
* @param coll to check
* @return <code>true</code> if some Object was found, <code>false</code> otherwise.
*/
private boolean containsElements(Collection coll) {
private boolean containsElements(Collection<?> coll) {
if (coll == null || coll.size() == 0) {
return false;
}
for (Iterator iter = coll.iterator(); iter.hasNext();) {
for (Iterator<?> iter = coll.iterator(); iter.hasNext();) {
if (iter.next() != null) {
return true;
}

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@ -85,7 +85,7 @@ import java.util.NoSuchElementException;
* @since 2.2
* @version $Id$
*/
public class StrTokenizer implements ListIterator, Cloneable {
public class StrTokenizer implements ListIterator<String>, Cloneable {
private static final StrTokenizer CSV_TOKENIZER_PROTOTYPE;
private static final StrTokenizer TSV_TOKENIZER_PROTOTYPE;
@ -529,7 +529,7 @@ public class StrTokenizer implements ListIterator, Cloneable {
*
* @return the next String token
*/
public Object next() {
public String next() {
if (hasNext()) {
return tokens[tokenPos++];
}
@ -560,7 +560,7 @@ public class StrTokenizer implements ListIterator, Cloneable {
*
* @return the previous token
*/
public Object previous() {
public String previous() {
if (hasPrevious()) {
return tokens[--tokenPos];
}
@ -590,7 +590,7 @@ public class StrTokenizer implements ListIterator, Cloneable {
* @param obj this parameter ignored.
* @throws UnsupportedOperationException always
*/
public void set(Object obj) {
public void set(String obj) {
throw new UnsupportedOperationException("set() is unsupported");
}
@ -599,7 +599,7 @@ public class StrTokenizer implements ListIterator, Cloneable {
* @param obj this parameter ignored.
* @throws UnsupportedOperationException always
*/
public void add(Object obj) {
public void add(String obj) {
throw new UnsupportedOperationException("add() is unsupported");
}

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@ -261,7 +261,7 @@ public class DateUtils {
* @param parsePatterns the date format patterns to use, see SimpleDateFormat, not null
* @return the parsed date
* @throws IllegalArgumentException if the date string or pattern array is null
* @throws ParseException if none of the date patterns were suitable
* @throws ParseException if none of the date patterns were suitable (or there were none)
*/
public static Date parseDate(String str, String[] parsePatterns) throws ParseException {
if (str == null || parsePatterns == null) {
@ -925,7 +925,7 @@ public class DateUtils {
* @throws IllegalArgumentException if the date is <code>null</code>
* @throws IllegalArgumentException if the rangeStyle is invalid
*/
public static Iterator iterator(Date focus, int rangeStyle) {
public static Iterator<Calendar> iterator(Date focus, int rangeStyle) {
if (focus == null) {
throw new IllegalArgumentException("The date must not be null");
}
@ -958,7 +958,7 @@ public class DateUtils {
* @throws IllegalArgumentException if the date is <code>null</code>
* @throws IllegalArgumentException if the rangeStyle is invalid
*/
public static Iterator iterator(Calendar focus, int rangeStyle) {
public static Iterator<Calendar> iterator(Calendar focus, int rangeStyle) {
if (focus == null) {
throw new IllegalArgumentException("The date must not be null");
}
@ -1049,7 +1049,7 @@ public class DateUtils {
* @throws ClassCastException if the object type is
* not a <code>Date</code> or <code>Calendar</code>
*/
public static Iterator iterator(Object focus, int rangeStyle) {
public static Iterator<?> iterator(Object focus, int rangeStyle) {
if (focus == null) {
throw new IllegalArgumentException("The date must not be null");
}
@ -1565,7 +1565,7 @@ public class DateUtils {
/**
* <p>Date iterator.</p>
*/
static class DateIterator implements Iterator {
static class DateIterator implements Iterator<Calendar> {
private final Calendar endFinal;
private final Calendar spot;
@ -1596,12 +1596,12 @@ public class DateUtils {
*
* @return Object calendar for the next date
*/
public Object next() {
public Calendar next() {
if (spot.equals(endFinal)) {
throw new NoSuchElementException();
}
spot.add(Calendar.DATE, 1);
return spot.clone();
return (Calendar) spot.clone();
}
/**

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@ -485,11 +485,11 @@ public class DurationFormatUtils {
* Parses a classic date format string into Tokens
*
* @param format to parse
* @return Token[] of tokens
* @return array of Token[]
*/
static Token[] lexx(String format) {
char[] array = format.toCharArray();
ArrayList list = new ArrayList(array.length);
ArrayList<Token> list = new ArrayList<Token>(array.length);
boolean inLiteral = false;
StringBuffer buffer = null;
@ -498,7 +498,7 @@ public class DurationFormatUtils {
for(int i=0; i<sz; i++) {
char ch = array[i];
if(inLiteral && ch != '\'') {
buffer.append(ch);
buffer.append(ch); // buffer can't be null if inLiteral is true
continue;
}
Object value = null;
@ -540,7 +540,7 @@ public class DurationFormatUtils {
buffer = null;
}
}
return (Token[]) list.toArray( new Token[list.size()] );
return list.toArray( new Token[list.size()] );
}
/**