it.haefelinger.flaka.util
Class Static

java.lang.Object
  it.haefelinger.flaka.util.Static

public final class Static
extends Object

From the basis of an XML source, creates a list of dependencies.

Field Summary

static String	EL
static int	PROPTY
static int	VARREF
static int	WRITEPROPTY

Constructor Summary

Static()

Method Summary

static void	_log_(Project P, String msg, int type)
static Project	assign(Project project, String key, Object obj, int type) Assign an object either as variable or as property to a given project.
static int	bitset(int bitset, int bit, boolean on)
static String[]	bufread(File fname)
static String[]	bufread(String buf)
static String	cat(Project P, File file)
static String	center(String S, int width, String chr)
static void	close(InputStream is)
static void	close(OutputStream os)
static void	close(Reader r)
static void	close(Writer w)
static AntTypeDefinition	compdef(Project project, String property)
static ComponentHelper	comphelper(Project P)
static int	contains(String v, char c)
static void	copy(InputStream src, OutputStream dst)
static void	debug(Project P, String msg)
static void	debug(Project P, String msg, Exception e)
static boolean	el2bool(Project project, String expr) Evaluate a EL expression in a boolean context.
static File	el2file(Project project, String expr)
static Object	el2obj(Project project, String expr) Evaluate EL expression.
static String	el2str(Project project, String expr) Evaluate EL expression in a string context.
static String	elresolve(Project project, String text) Resolve embedded EL references in text.
static boolean	empty(String s)
static void	error(Project P, String msg)
static void	error(Project P, String msg, Exception e)
protected static String	escape(char c, char esc) escape non-alphanumeric character c by escape character esc.
protected static String	escape(String s, char esc) escape all non-alphanumeric characters in s by escape character esc.
static void	fcopy(File src, File dst)
static Field	fieldbyname(Class clazz, String name)
static Object	filter(Project project, String property)
static String	flushxml(Project P, Element root, File file)
static String	flushxml(Project P, Element root, StringBuffer buf)
static Object	getattr(Object obj, String name)
static Class	getclass(Project P, String s) shortcut to get a component's class
static String	getstem(String S)
static Document	getxmldoc(InputStream stream)
static String[]	grep(Project project, String regexpr)
static boolean	htabremove(Object obj, String att, String key) Removes a Hashtable entry.
static void	info(Project P, String msg)
static void	info(Project P, String msg, Exception e)
static Object	invoke(Object obj, String name, Class[] type, Object[] args)
static boolean	isbinary(char c) * test whether a character is a 'textual' character, i.e.
static boolean	isEmpty(String s)
static boolean	ismacrodef(Project P, String s)
static boolean	ispatternchar(char c)
static boolean	isprintable(char c) * test whether a character is printable.
static boolean	isproperty(Project P, String property)
static boolean	isreference(Project P, String id)
static boolean	isregexchar(char c)
static boolean	issubclass(Class clazz, Class base) tests whether class obj is a subclass of base.
static boolean	istarget(Project P, String s)
static boolean	istask(Project P, String s)
static boolean	istaskdef(Project P, String s)
static boolean	istext(char c) * test whether a character is a 'textual' character, i.e.
static String	jar2var(String V) Translates a given loc name in it's official dependency name.
static Element	loadxml(Project P, File file)
static void	log(Project P, String msg)
static void	log(Project P, String msg, Exception e)
static String	logo(String msg)
static String	logo(String msg, int width)
static AntTypeDefinition	macrodef(Project project, String property)
static Object	makecomp(Project P, String s) shortcut to create a component
static Method	methodbyname(Class C, String name, Class[] type)
static String	mkchrseq(String c, int n)
static String	nodeattribute(Node node, String name, String otherwise)
static String	patternAsRegex(String glob)
static Pattern	patterncompile(String S, int f) A standard way to compile a given pattern into a RE Pattern.
static String	property(Project P, String property)
static String	q(String s)
static String	readlines(File src)
static String	readlines(InputStream src)
static String	readlines(Reader reader)
static String	readlines(String src)
static Object	reference(Project P, String id)
protected static String	replace(String s, char c, String sub) replace all c characters in s with string sub.
static void	setattr(Object obj, String name, Object val)
static String[]	split(String v, String c)
static String	stripEmptyLines(String buf)
protected static String	substring(String s, int i, int J) similar as s.substring(i,j) except that j is allowed to be larger than s.length().
static String	tag2ver(String V)
static Object	target(Project project, String property)
static AntTypeDefinition	task(Project project, String property)
static AntTypeDefinition	taskdef(Project project, String property)
static void	throwbx(String S)
static void	throwbx(String S, Exception e)
protected static void	tidyxml(DOMSource source) Cleans up the empty lines and tab after removing the nodes
static File	toFile(Project project, String s)
static String	trim2(String s, String otherwise) Trim a given string.
static String	trim3(Project project, String s, String otherwise)
static String	trimNonDigit(String V)
static Object	type(Project project, String property)
static Project	unset(Project project, String... properties)
static Object	valueof(Object obj, String name)
static void	verbose(Project P, String msg)
static void	verbose(Project P, String msg, Exception e)
static int	vercmp(String va, String vb)
static void	warning(Project P, String msg)
static void	warning(Project P, String msg, Exception e)
static int	write(File name, String s, boolean mode)
static void	writex(File f, String buf, boolean append)
static void	writex(InputStream cin, String fname, boolean mode)
static Document	xmldoc(File file)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

EL

public static final String EL

See Also:

Constant Field Values

VARREF

public static final int VARREF

See Also:

Constant Field Values

PROPTY

public static final int PROPTY

See Also:

Constant Field Values

WRITEPROPTY

public static final int WRITEPROPTY

See Also:

Constant Field Values

Constructor Detail

Static

public Static()

Method Detail

assign

public static final Project assign(Project project,
                                   String key,
                                   Object obj,
                                   int type)

Assign an object either as variable or as property to a given project.

Parameters:

project - not null

key - not null

obj - null allowed

type - must be either Static.VARREF, Static.PROPTY or Static.WRITEPROPTY

Returns:

project

_log_

public static final void _log_(Project P,
                               String msg,
                               int type)

log

public static final void log(Project P,
                             String msg,
                             Exception e)

log

public static final void log(Project P,
                             String msg)

info

public static final void info(Project P,
                              String msg,
                              Exception e)

info

public static final void info(Project P,
                              String msg)

verbose

public static final void verbose(Project P,
                                 String msg,
                                 Exception e)

verbose

public static final void verbose(Project P,
                                 String msg)

debug

public static final void debug(Project P,
                               String msg,
                               Exception e)

debug

public static final void debug(Project P,
                               String msg)

error

public static final void error(Project P,
                               String msg,
                               Exception e)

error

public static final void error(Project P,
                               String msg)

warning

public static final void warning(Project P,
                                 String msg,
                                 Exception e)

warning

public static final void warning(Project P,
                                 String msg)

writex

public static final void writex(File f,
                                String buf,
                                boolean append)
                         throws IOException

Throws:

IOException

close

public static final void close(Writer w)

close

public static final void close(OutputStream os)

close

public static final void close(InputStream is)

close

public static final void close(Reader r)

write

public static final int write(File name,
                              String s,
                              boolean mode)

writex

public static final void writex(InputStream cin,
                                String fname,
                                boolean mode)
                         throws IOException

Throws:

IOException

readlines

public static String readlines(Reader reader)

readlines

public static final String readlines(InputStream src)

readlines

public static final String readlines(String src)

readlines

public static final String readlines(File src)

bufread

public static final String[] bufread(String buf)

bufread

public static final String[] bufread(File fname)

split

public static final String[] split(String v,
                                   String c)

trimNonDigit

public static final String trimNonDigit(String V)

contains

public static final int contains(String v,
                                 char c)

tag2ver

public static final String tag2ver(String V)

jar2var

public static final String jar2var(String V)

Translates a given loc name in it's official dependency name.

mkchrseq

public static final String mkchrseq(String c,
                                    int n)

center

public static final String center(String S,
                                  int width,
                                  String chr)

logo

public static final String logo(String msg,
                                int width)

logo

public static final String logo(String msg)

throwbx

public static final void throwbx(String S)

throwbx

public static final void throwbx(String S,
                                 Exception e)

vercmp

public static final int vercmp(String va,
                               String vb)

getstem

public static final String getstem(String S)
                            throws BuildException

Throws:

BuildException

fcopy

public static final void fcopy(File src,
                               File dst)
                        throws Exception

Throws:

Exception

copy

public static final void copy(InputStream src,
                              OutputStream dst)
                       throws Exception

Throws:

Exception

grep

public static final String[] grep(Project project,
                                  String regexpr)
                           throws Exception

Throws:

Exception

methodbyname

public static final Method methodbyname(Class C,
                                        String name,
                                        Class[] type)
                                 throws NoSuchMethodException,
                                        SecurityException

Throws:

NoSuchMethodException

SecurityException

invoke

public static final Object invoke(Object obj,
                                  String name,
                                  Class[] type,
                                  Object[] args)
                           throws Exception

Throws:

Exception

fieldbyname

public static final Field fieldbyname(Class clazz,
                                      String name)

getattr

public static final Object getattr(Object obj,
                                   String name)
                            throws IllegalAccessException

Throws:

IllegalAccessException

setattr

public static final void setattr(Object obj,
                                 String name,
                                 Object val)
                          throws IllegalAccessException

Throws:

IllegalAccessException

valueof

public static final Object valueof(Object obj,
                                   String name)
                            throws IllegalAccessException

Throws:

IllegalAccessException

htabremove

public static final boolean htabremove(Object obj,
                                       String att,
                                       String key)

Removes a Hashtable entry. The hashtable must be available as * attribute att of object instance obj. * The entry to remove is given by key key. Note that * this method does not care about accessability, i.e. it allows * to remove a key from a private Hashtable. * *

Parameters:

obj - might be null *

att - might be null *

key - might be null * *

Returns:

true in case key could be removed from Hashtable denoted * by attribute att.

issubclass

public static final boolean issubclass(Class clazz,
                                       Class base)

tests whether class obj is a subclass of base. * *

Returns:

true if clazz is a subclass of base (or equals base).

comphelper

public static final ComponentHelper comphelper(Project P)

compdef

public static final AntTypeDefinition compdef(Project project,
                                              String property)

makecomp

public static final Object makecomp(Project P,
                                    String s)

shortcut to create a component

getclass

public static final Class getclass(Project P,
                                   String s)

shortcut to get a component's class

isproperty

public static final boolean isproperty(Project P,
                                       String property)

isreference

public static final boolean isreference(Project P,
                                        String id)

istarget

public static final boolean istarget(Project P,
                                     String s)

istask

public static final boolean istask(Project P,
                                   String s)

istaskdef

public static final boolean istaskdef(Project P,
                                      String s)

ismacrodef

public static final boolean ismacrodef(Project P,
                                       String s)

property

public static final String property(Project P,
                                    String property)

reference

public static final Object reference(Project P,
                                     String id)

target

public static final Object target(Project project,
                                  String property)

taskdef

public static final AntTypeDefinition taskdef(Project project,
                                              String property)

macrodef

public static final AntTypeDefinition macrodef(Project project,
                                               String property)

task

public static final AntTypeDefinition task(Project project,
                                           String property)

type

public static final Object type(Project project,
                                String property)

filter

public static final Object filter(Project project,
                                  String property)

patternAsRegex

public static final String patternAsRegex(String glob)

escape

protected static final String escape(String s,
                                     char esc)

escape all non-alphanumeric characters in s by escape character esc.

Parameters:

s - not null

escape

protected static final String escape(char c,
                                     char esc)

escape non-alphanumeric character c by escape character esc.

Parameters:

c - character in question

esc - the escape character

Returns:

c if c is alpanumeric character otherwise return esc.

replace

protected static final String replace(String s,
                                      char c,
                                      String sub)

replace all c characters in s with string sub.

Parameters:

s - not null

substring

protected static final String substring(String s,
                                        int i,
                                        int J)

similar as s.substring(i,j) except that j is allowed to be larger than s.length(). If j is less then i, the empty string is returned. Otherwise function behaves as s.substring(i,j).

Parameters:

s - not null

isprintable

public static final boolean isprintable(char c)

* test whether a character is printable. * *

Parameters:

c - character to test *

Returns:

true if printable

istext

public static final boolean istext(char c)

* test whether a character is a 'textual' character, i.e. * not a binary character. * *

Parameters:

c - character to test *

Returns:

true if non-binary character.

isbinary

public static final boolean isbinary(char c)

* test whether a character is a 'textual' character, i.e. * not a binary character. * *

Parameters:

c - character to test *

Returns:

true if non-binary character.

trim3

public static final String trim3(Project project,
                                 String s,
                                 String otherwise)

trim2

public static final String trim2(String s,
                                 String otherwise)

Trim a given string. This version of trim ensures that the result value is not an empty string, i.e. a string consisting only of whitespace characters. If an empty string would be returned after trimming down, the alternative

empty

public static final boolean empty(String s)

isEmpty

public static final boolean isEmpty(String s)

cat

public static final String cat(Project P,
                               File file)

xmldoc

public static final Document xmldoc(File file)
                             throws Exception

Throws:

Exception

loadxml

public static final Element loadxml(Project P,
                                    File file)

stripEmptyLines

public static final String stripEmptyLines(String buf)

tidyxml

protected static final void tidyxml(DOMSource source)

Cleans up the empty lines and tab after removing the nodes

Parameters:

source -

flushxml

public static final String flushxml(Project P,
                                    Element root,
                                    StringBuffer buf)

flushxml

public static final String flushxml(Project P,
                                    Element root,
                                    File file)

nodeattribute

public static final String nodeattribute(Node node,
                                         String name,
                                         String otherwise)

getxmldoc

public static final Document getxmldoc(InputStream stream)
                                throws Exception

Throws:

Exception

isregexchar

public static final boolean isregexchar(char c)

ispatternchar

public static final boolean ispatternchar(char c)

patterncompile

public static final Pattern patterncompile(String S,
                                           int f)

A standard way to compile a given pattern into a RE Pattern. The interpretation of the given string depends on the first and last character:

• When character / is used, then the enclosed string is a treated regular expression. If that is not the case, then a pattern expression is assumed.
• When character % is used, a pattern expression is assumed
• When both characters are not equal or, when equal, neither of both characters above, then a pattern expression is assumed.

elresolve

public static final String elresolve(Project project,
                                     String text)

Resolve embedded EL references in text. Text can be an arbitrary text containing one or more references to EL expressions #{..}. Resolving a reference means that the embedded EL expression is evaluated into an object and stringized in a second step.

el2str

public static final String el2str(Project project,
                                  String expr)

Evaluate EL expression in a string context. The given expression is evaluated and in a second step stringized.

el2obj

public static final Object el2obj(Project project,
                                  String expr)

Evaluate EL expression. The expression given must be a native EL expression not containing any embedded #{} references. The expression is simply evaluated and not coerced.

el2file

public static final File el2file(Project project,
                                 String expr)

el2bool

public static final boolean el2bool(Project project,
                                    String expr)

Evaluate a EL expression in a boolean context. Important: The expr given is evaluated as true EL expression. Thus it may not contain EL references like #{..}.

q

public static final String q(String s)

toFile

public static final File toFile(Project project,
                                String s)

unset

public static final Project unset(Project project,
                                  String... properties)

bitset

public static final int bitset(int bitset,
                               int bit,
                               boolean on)