de.grogra.util
Class Utils
java.lang.Object
de.grogra.util.Utils
public final class Utils
- extends java.lang.Object
|
Method Summary |
static boolean |
contentEquals(java.lang.CharSequence a,
java.lang.CharSequence b)
|
static int |
decodeBase64(java.lang.CharSequence in,
int offset,
int len,
byte[] out)
|
static java.lang.Object |
decodeBase64(java.lang.CharSequence in,
int offset,
int len,
TypeLoader loader)
|
static void |
dumpArray(java.lang.Object array)
|
static void |
dumpTree(javax.swing.tree.TreeModel tree)
|
static void |
encodeBase64(byte[] buf,
int off,
int len,
java.lang.StringBuffer out)
|
static void |
encodeBase64(java.lang.Object object,
java.lang.StringBuffer out)
|
static boolean |
equal(java.lang.Object o1,
java.lang.Object o2)
|
static java.lang.String |
escape(java.lang.CharSequence s,
java.lang.String special)
|
static void |
escapeForXML(java.lang.StringBuffer b,
int start)
|
static void |
escapeForXML(java.lang.StringBuffer b,
int start,
int end)
|
static java.lang.String |
eval(java.lang.String s,
Map vars)
|
static java.lang.Object |
evaluate(java.lang.String clsAndMember,
java.lang.Object[] args,
java.lang.ClassLoader loader)
|
static int |
executeForcedlyAndUninterruptibly(Lockable resource,
LockProtectedRunnable task,
boolean write)
|
static int |
executeForcedlyAndUninterruptibly(Lockable resource,
LockProtectedRunnable task,
Lock retained)
|
static java.net.URL |
fileToURL(java.io.File file)
|
static java.lang.String |
firstToUpperCase(java.lang.String s)
|
static void |
flushHandlers(java.util.logging.Logger logger)
|
static void |
formatDateAndName(java.util.logging.LogRecord log,
java.lang.StringBuffer buffer)
|
static int |
fromHexDigit(int c)
|
static java.lang.Object |
get(I18NBundle bundle,
java.lang.String key,
java.lang.String type,
java.lang.Object defaultDescription)
|
static java.lang.Object |
get(Map a,
java.lang.Object key,
java.lang.Object defaultValue)
|
static java.awt.Color |
getApproximateColor(int rgb)
|
static boolean |
getBoolean(Map a,
java.lang.Object key)
|
static boolean |
getBoolean(Map a,
java.lang.Object key,
boolean defaultValue)
|
static byte |
getByte(Map a,
java.lang.Object key)
|
static byte |
getByte(Map a,
java.lang.Object key,
byte defaultValue)
|
static char |
getChar(Map a,
java.lang.Object key)
|
static char |
getChar(Map a,
java.lang.Object key,
char defaultValue)
|
static java.lang.String |
getDisplayLoggerName(java.lang.String logger)
|
static double |
getDouble(Map a,
java.lang.Object key)
|
static double |
getDouble(Map a,
java.lang.Object key,
double defaultValue)
|
static float |
getFloat(Map a,
java.lang.Object key)
|
static float |
getFloat(Map a,
java.lang.Object key,
float defaultValue)
|
static int |
getInt(Map a,
java.lang.Object key)
|
static int |
getInt(Map a,
java.lang.Object key,
int defaultValue)
|
static long |
getLong(Map a,
java.lang.Object key)
|
static long |
getLong(Map a,
java.lang.Object key,
long defaultValue)
|
static java.lang.Throwable |
getMainException(java.lang.Throwable t)
|
static java.lang.Object |
getObject(Map a,
java.lang.Object key)
|
static java.lang.Object |
getObject(Map a,
java.lang.Object key,
java.lang.Object defaultValue)
|
static short |
getShort(Map a,
java.lang.Object key)
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static short |
getShort(Map a,
java.lang.Object key,
short defaultValue)
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static java.lang.String |
getStackTrace(java.lang.Throwable t)
|
static java.io.InputStream |
getStreamResource(java.lang.String url)
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static int |
getStringHashCode(java.lang.CharSequence c)
|
static int |
getStringHashCode(java.lang.CharSequence c,
int begin,
int end)
|
static java.net.URL |
getURLResource(java.lang.String url)
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static java.lang.Throwable |
getUserException(java.lang.Throwable t)
|
static int |
hashCode(java.lang.Object[] array)
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static boolean |
hasNanoTimeMethod()
|
static int |
indexOfOne(int i)
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static java.lang.Throwable |
initCauses(java.lang.Throwable t)
|
static java.lang.Object |
invoke(java.lang.String clsAndMethod,
java.lang.Object[] args,
java.lang.ClassLoader loader)
|
static java.lang.Object |
invokeStatic(java.lang.Class cls,
java.lang.String method,
java.lang.Object[] args)
|
static java.lang.Object |
invokeStatic(java.lang.String cls,
java.lang.String method,
java.lang.Object[] args,
java.lang.ClassLoader loader)
|
static java.lang.Object |
invokeVirtual(java.lang.Object instance,
java.lang.String method,
java.lang.Object[] args)
|
static boolean |
isContained(java.lang.Object value,
java.lang.Object[] array)
|
static boolean |
isStringDescription(java.lang.String type)
|
static boolean |
isURL(java.lang.String systemId)
|
static long |
nanoTime()
|
static java.lang.Object |
newInstance(java.lang.Class cls,
java.lang.Object[] args)
|
static java.lang.Object |
newInstance(java.lang.String cls,
java.lang.Object[] args,
java.lang.ClassLoader loader)
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static org.xml.sax.SAXException |
newSAXException(java.lang.Exception cause)
|
static java.awt.Color |
parseColor(java.lang.String s)
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static java.awt.Dimension |
parseDimension(java.lang.String s)
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static int |
parseFloatArray(java.lang.String s,
float[] a,
java.lang.String delim)
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static java.awt.Point |
parsePoint(java.lang.String s)
|
static java.awt.Rectangle |
parseRectangle(java.lang.String s)
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static void |
printTime(java.lang.String msg)
|
static java.lang.String |
quote(java.lang.CharSequence s)
|
static void |
quote(java.lang.CharSequence s,
java.lang.StringBuffer out)
|
static void |
read(java.io.Reader in,
java.lang.StringBuffer out)
|
static void |
readFully(java.io.InputStream in,
byte[] buf)
|
static void |
readFully(java.io.InputStream in,
byte[] buf,
int off,
int len)
|
static java.io.File |
relativize(java.io.File base,
java.io.File f)
|
static void |
resetTime()
|
static java.io.File |
resolve(java.io.File base,
java.io.File f)
|
static void |
rethrow(java.lang.Throwable t)
|
static void |
setDisplayLoggerName(java.lang.String logger,
java.lang.String name)
|
static char |
toHexDigit(int digit,
boolean upperCase)
|
static java.lang.String |
unquote(java.lang.CharSequence s)
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static java.lang.String |
unquote(java.lang.CharSequence s,
int start,
int end,
int[] endOut)
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static java.lang.Throwable |
unwrap(java.lang.Throwable t)
|
static java.lang.Throwable |
unwrapFully(java.lang.Throwable t)
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static java.io.File |
urlToFile(java.net.URL url)
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static void |
watchShutdown()
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| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
BOOLEAN_0
public static final boolean[] BOOLEAN_0
BYTE_0
public static final byte[] BYTE_0
CHAR_0
public static final char[] CHAR_0
debug
public static java.io.PrintWriter debug
DEBUG
public static final int DEBUG
- See Also:
- Constant Field Values
DOUBLE_0
public static final double[] DOUBLE_0
FLOAT_0
public static final float[] FLOAT_0
I18N
public static final I18NBundle I18N
INT_0
public static final int[] INT_0
LONG_0
public static final long[] LONG_0
OBJECT_0
public static final java.lang.Object[] OBJECT_0
SHORT_0
public static final short[] SHORT_0
STRING_0
public static final java.lang.String[] STRING_0
contentEquals
public static boolean contentEquals(java.lang.CharSequence a,
java.lang.CharSequence b)
decodeBase64
public static int decodeBase64(java.lang.CharSequence in,
int offset,
int len,
byte[] out)
throws java.io.IOException
- Throws:
java.io.IOException
decodeBase64
public static java.lang.Object decodeBase64(java.lang.CharSequence in,
int offset,
int len,
TypeLoader loader)
throws java.io.IOException,
java.lang.ClassNotFoundException
- Throws:
java.io.IOException
java.lang.ClassNotFoundException
dumpArray
public static void dumpArray(java.lang.Object array)
dumpTree
public static void dumpTree(javax.swing.tree.TreeModel tree)
encodeBase64
public static void encodeBase64(byte[] buf,
int off,
int len,
java.lang.StringBuffer out)
encodeBase64
public static void encodeBase64(java.lang.Object object,
java.lang.StringBuffer out)
throws java.io.IOException
- Throws:
java.io.IOException
equal
public static boolean equal(java.lang.Object o1,
java.lang.Object o2)
escape
public static java.lang.String escape(java.lang.CharSequence s,
java.lang.String special)
escapeForXML
public static void escapeForXML(java.lang.StringBuffer b,
int start)
escapeForXML
public static void escapeForXML(java.lang.StringBuffer b,
int start,
int end)
eval
public static final java.lang.String eval(java.lang.String s,
Map vars)
evaluate
public static java.lang.Object evaluate(java.lang.String clsAndMember,
java.lang.Object[] args,
java.lang.ClassLoader loader)
throws java.lang.ClassNotFoundException,
java.lang.NoSuchMethodException,
java.lang.NoSuchFieldException,
java.lang.InstantiationException,
java.lang.IllegalAccessException,
java.lang.reflect.InvocationTargetException
- Throws:
java.lang.ClassNotFoundException
java.lang.NoSuchMethodException
java.lang.NoSuchFieldException
java.lang.InstantiationException
java.lang.IllegalAccessException
java.lang.reflect.InvocationTargetException
executeForcedlyAndUninterruptibly
public static int executeForcedlyAndUninterruptibly(Lockable resource,
LockProtectedRunnable task,
boolean write)
executeForcedlyAndUninterruptibly
public static int executeForcedlyAndUninterruptibly(Lockable resource,
LockProtectedRunnable task,
Lock retained)
fileToURL
public static java.net.URL fileToURL(java.io.File file)
firstToUpperCase
public static java.lang.String firstToUpperCase(java.lang.String s)
flushHandlers
public static void flushHandlers(java.util.logging.Logger logger)
formatDateAndName
public static void formatDateAndName(java.util.logging.LogRecord log,
java.lang.StringBuffer buffer)
fromHexDigit
public static int fromHexDigit(int c)
get
public static java.lang.Object get(I18NBundle bundle,
java.lang.String key,
java.lang.String type,
java.lang.Object defaultDescription)
get
public static java.lang.Object get(Map a,
java.lang.Object key,
java.lang.Object defaultValue)
getApproximateColor
public static java.awt.Color getApproximateColor(int rgb)
getBoolean
public static boolean getBoolean(Map a,
java.lang.Object key)
getBoolean
public static boolean getBoolean(Map a,
java.lang.Object key,
boolean defaultValue)
getByte
public static byte getByte(Map a,
java.lang.Object key)
getByte
public static byte getByte(Map a,
java.lang.Object key,
byte defaultValue)
getChar
public static char getChar(Map a,
java.lang.Object key)
getChar
public static char getChar(Map a,
java.lang.Object key,
char defaultValue)
getDisplayLoggerName
public static java.lang.String getDisplayLoggerName(java.lang.String logger)
getDouble
public static double getDouble(Map a,
java.lang.Object key)
getDouble
public static double getDouble(Map a,
java.lang.Object key,
double defaultValue)
getFloat
public static float getFloat(Map a,
java.lang.Object key)
getFloat
public static float getFloat(Map a,
java.lang.Object key,
float defaultValue)
getInt
public static int getInt(Map a,
java.lang.Object key)
getInt
public static int getInt(Map a,
java.lang.Object key,
int defaultValue)
getLong
public static long getLong(Map a,
java.lang.Object key)
getLong
public static long getLong(Map a,
java.lang.Object key,
long defaultValue)
getMainException
public static java.lang.Throwable getMainException(java.lang.Throwable t)
getObject
public static java.lang.Object getObject(Map a,
java.lang.Object key)
getObject
public static java.lang.Object getObject(Map a,
java.lang.Object key,
java.lang.Object defaultValue)
getShort
public static short getShort(Map a,
java.lang.Object key)
getShort
public static short getShort(Map a,
java.lang.Object key,
short defaultValue)
getStackTrace
public static java.lang.String getStackTrace(java.lang.Throwable t)
getStreamResource
public static java.io.InputStream getStreamResource(java.lang.String url)
getStringHashCode
public static int getStringHashCode(java.lang.CharSequence c)
getStringHashCode
public static int getStringHashCode(java.lang.CharSequence c,
int begin,
int end)
getURLResource
public static java.net.URL getURLResource(java.lang.String url)
getUserException
public static java.lang.Throwable getUserException(java.lang.Throwable t)
hashCode
public static int hashCode(java.lang.Object[] array)
hasNanoTimeMethod
public static boolean hasNanoTimeMethod()
indexOfOne
public static int indexOfOne(int i)
initCauses
public static java.lang.Throwable initCauses(java.lang.Throwable t)
invoke
public static java.lang.Object invoke(java.lang.String clsAndMethod,
java.lang.Object[] args,
java.lang.ClassLoader loader)
throws java.lang.ClassNotFoundException,
java.lang.NoSuchMethodException,
java.lang.InstantiationException,
java.lang.IllegalAccessException,
java.lang.reflect.InvocationTargetException
- Throws:
java.lang.ClassNotFoundException
java.lang.NoSuchMethodException
java.lang.InstantiationException
java.lang.IllegalAccessException
java.lang.reflect.InvocationTargetException
invokeStatic
public static java.lang.Object invokeStatic(java.lang.Class cls,
java.lang.String method,
java.lang.Object[] args)
throws java.lang.NoSuchMethodException,
java.lang.IllegalAccessException,
java.lang.reflect.InvocationTargetException
- Throws:
java.lang.NoSuchMethodException
java.lang.IllegalAccessException
java.lang.reflect.InvocationTargetException
invokeStatic
public static java.lang.Object invokeStatic(java.lang.String cls,
java.lang.String method,
java.lang.Object[] args,
java.lang.ClassLoader loader)
throws java.lang.ClassNotFoundException,
java.lang.NoSuchMethodException,
java.lang.IllegalAccessException,
java.lang.reflect.InvocationTargetException
- Throws:
java.lang.ClassNotFoundException
java.lang.NoSuchMethodException
java.lang.IllegalAccessException
java.lang.reflect.InvocationTargetException
invokeVirtual
public static java.lang.Object invokeVirtual(java.lang.Object instance,
java.lang.String method,
java.lang.Object[] args)
throws java.lang.NoSuchMethodException,
java.lang.IllegalAccessException,
java.lang.reflect.InvocationTargetException
- Throws:
java.lang.NoSuchMethodException
java.lang.IllegalAccessException
java.lang.reflect.InvocationTargetException
isContained
public static boolean isContained(java.lang.Object value,
java.lang.Object[] array)
isStringDescription
public static boolean isStringDescription(java.lang.String type)
isURL
public static boolean isURL(java.lang.String systemId)
nanoTime
public static long nanoTime()
newInstance
public static java.lang.Object newInstance(java.lang.Class cls,
java.lang.Object[] args)
throws java.lang.NoSuchMethodException,
java.lang.InstantiationException,
java.lang.IllegalAccessException,
java.lang.reflect.InvocationTargetException
- Throws:
java.lang.NoSuchMethodException
java.lang.InstantiationException
java.lang.IllegalAccessException
java.lang.reflect.InvocationTargetException
newInstance
public static java.lang.Object newInstance(java.lang.String cls,
java.lang.Object[] args,
java.lang.ClassLoader loader)
throws java.lang.ClassNotFoundException,
java.lang.NoSuchMethodException,
java.lang.InstantiationException,
java.lang.IllegalAccessException,
java.lang.reflect.InvocationTargetException
- Throws:
java.lang.ClassNotFoundException
java.lang.NoSuchMethodException
java.lang.InstantiationException
java.lang.IllegalAccessException
java.lang.reflect.InvocationTargetException
newSAXException
public static org.xml.sax.SAXException newSAXException(java.lang.Exception cause)
parseColor
public static java.awt.Color parseColor(java.lang.String s)
parseDimension
public static java.awt.Dimension parseDimension(java.lang.String s)
parseFloatArray
public static int parseFloatArray(java.lang.String s,
float[] a,
java.lang.String delim)
parsePoint
public static java.awt.Point parsePoint(java.lang.String s)
parseRectangle
public static java.awt.Rectangle parseRectangle(java.lang.String s)
printTime
public static void printTime(java.lang.String msg)
quote
public static java.lang.String quote(java.lang.CharSequence s)
quote
public static void quote(java.lang.CharSequence s,
java.lang.StringBuffer out)
read
public static void read(java.io.Reader in,
java.lang.StringBuffer out)
throws java.io.IOException
- Throws:
java.io.IOException
readFully
public static void readFully(java.io.InputStream in,
byte[] buf)
throws java.io.IOException
- Throws:
java.io.IOException
readFully
public static void readFully(java.io.InputStream in,
byte[] buf,
int off,
int len)
throws java.io.IOException
- Throws:
java.io.IOException
relativize
public static java.io.File relativize(java.io.File base,
java.io.File f)
resetTime
public static void resetTime()
resolve
public static java.io.File resolve(java.io.File base,
java.io.File f)
rethrow
public static void rethrow(java.lang.Throwable t)
setDisplayLoggerName
public static void setDisplayLoggerName(java.lang.String logger,
java.lang.String name)
toHexDigit
public static char toHexDigit(int digit,
boolean upperCase)
unquote
public static java.lang.String unquote(java.lang.CharSequence s)
unquote
public static java.lang.String unquote(java.lang.CharSequence s,
int start,
int end,
int[] endOut)
unwrap
public static java.lang.Throwable unwrap(java.lang.Throwable t)
unwrapFully
public static java.lang.Throwable unwrapFully(java.lang.Throwable t)
urlToFile
public static java.io.File urlToFile(java.net.URL url)
watchShutdown
public static void watchShutdown()