Package com.ribs

Class RibsUtils

java.lang.Object

com.ribs.RibsUtils

public class RibsUtils
extends java.lang.Object

This class offers a number of useful general purpose utilities used by ribs classes.

Copyright (c) 2004 ReportMill Software, Inc. All Rights Reserved. Contact ReportMill .

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	RibsUtils.RBException	This Error subclass lets us rethrow exceptions.

Field Summary

Fields

Modifier and Type	Field	Description
static boolean	isMac
static boolean	isWindows

Constructor Summary

Constructors

Constructor	Description
RibsUtils()

Method Summary

Modifier and Type	Method	Description
static boolean	copyFile(java.io.File in, java.io.File out)	Copies a file from one location to another.
static boolean	equals(java.lang.Object obj1, java.lang.Object obj2)	Returns whether two objects are equal (either can be null).
static byte[]	getBytes(java.lang.Object aSource)	Returns the bytes derived from reading source (supports File, String path, URL, InputStream, byte[] and more).
static java.lang.Class	getClassForName(java.lang.String aName)	Returns a class for a given name.
static java.lang.String	getClassNameShort(java.lang.Object anObj)	Returns just the class name string (w/o package name).
static java.io.File	getFile(java.lang.Object aSource)	Returns the File derived from reading source (supports File, String path).
static java.io.InputStream	getInputStream(java.lang.Object aSource)	Returns the input stream dervied from reading source (supports File, String path, InputStream and more).
static java.lang.reflect.Method	getMethod(java.lang.Object anObj, java.lang.String aMethod, java.lang.Class parameterType)	Returns the method for the given object, method name and parameter type class.
static java.lang.reflect.Method	getMethod(java.lang.Object anObj, java.lang.String aMethod, java.lang.Class[] parameterTypes)	Returns the method for the given object, method name and paramter types class array.
static java.lang.Object	invoke(java.lang.Object anObj, java.lang.reflect.Method aMethod, java.lang.Object aValue)	Calls the given method on the given object with the given parameter.
static java.lang.Object	invoke(java.lang.Object anObj, java.lang.reflect.Method aMethod, java.lang.Object[] parameters)	Calls the given method name on the given object with the given arg array and class array.
static java.lang.Object	invoke(java.lang.Object anObj, java.lang.String aMethod)	Calls the given method name on the given object.
static java.lang.Object	invoke(java.lang.Object anObj, java.lang.String aMethod, java.lang.Object[] parameters, java.lang.Class[] parameterTypes)	Calls the given method name on the given object with the given arg array and class array.
static java.lang.Object	invoke(java.lang.Object anObj, java.lang.String aMethod, java.lang.Object aValue, java.lang.Class parameterType)	Calls the given method name on the given object with the given parameter of the given class.
static java.lang.Object	newInstance(java.lang.Class aClass, boolean complain)	Returns a new instance.
static java.util.prefs.Preferences	prefs()	Returns the user Preferences object.
static void	prefsPut(java.lang.String aKey, java.lang.Object anObj)	Adds an object to the user Preferences object.
static void	setPrefsClass(java.lang.Class aClass)	Sets the class that ribs preferences are associated with.
static java.lang.String	writeBytes(byte[] bytes, int anOffset, int aLength, java.lang.String aPath, boolean safely)	Writes the given byte array to given path.
static java.lang.String	writeBytes(byte[] bytes, java.lang.String aPath, boolean safely)	Writes the given byte array to given path.

Methods inherited from class java.lang.Object

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

Field Detail

isWindows

public static boolean isWindows

isMac

public static boolean isMac

Constructor Detail

RibsUtils

public RibsUtils()

Method Detail

equals

public static boolean equals(java.lang.Object obj1,
                             java.lang.Object obj2)

Returns whether two objects are equal (either can be null).

getClassNameShort

public static java.lang.String getClassNameShort(java.lang.Object anObj)

Returns just the class name string (w/o package name).

getClassForName

public static java.lang.Class getClassForName(java.lang.String aName)

Returns a class for a given name.

newInstance

public static java.lang.Object newInstance(java.lang.Class aClass,
                                           boolean complain)

Returns a new instance.

prefs

public static java.util.prefs.Preferences prefs()

Returns the user Preferences object.

prefsPut

public static void prefsPut(java.lang.String aKey,
                            java.lang.Object anObj)

Adds an object to the user Preferences object.

setPrefsClass

public static void setPrefsClass(java.lang.Class aClass)

Sets the class that ribs preferences are associated with.

getBytes

public static byte[] getBytes(java.lang.Object aSource)

Returns the bytes derived from reading source (supports File, String path, URL, InputStream, byte[] and more).

getInputStream

public static java.io.InputStream getInputStream(java.lang.Object aSource)

Returns the input stream dervied from reading source (supports File, String path, InputStream and more).

getFile

public static java.io.File getFile(java.lang.Object aSource)

Returns the File derived from reading source (supports File, String path).

copyFile

public static boolean copyFile(java.io.File in,
                               java.io.File out)

Copies a file from one location to another.

writeBytes

public static java.lang.String writeBytes(byte[] bytes,
                                          java.lang.String aPath,
                                          boolean safely)

Writes the given byte array to given path. If safely is true, it moves original to backup file before save.

writeBytes

public static java.lang.String writeBytes(byte[] bytes,
                                          int anOffset,
                                          int aLength,
                                          java.lang.String aPath,
                                          boolean safely)

Writes the given byte array to given path. If safely is true, it moves original to backup file before save.

getMethod

public static java.lang.reflect.Method getMethod(java.lang.Object anObj,
                                                 java.lang.String aMethod,
                                                 java.lang.Class parameterType)

Returns the method for the given object, method name and parameter type class.

getMethod

public static java.lang.reflect.Method getMethod(java.lang.Object anObj,
                                                 java.lang.String aMethod,
                                                 java.lang.Class[] parameterTypes)

Returns the method for the given object, method name and paramter types class array.

invoke

public static java.lang.Object invoke(java.lang.Object anObj,
                                      java.lang.String aMethod)

Calls the given method name on the given object.

invoke

public static java.lang.Object invoke(java.lang.Object anObj,
                                      java.lang.String aMethod,
                                      java.lang.Object aValue,
                                      java.lang.Class parameterType)

Calls the given method name on the given object with the given parameter of the given class.

invoke

public static java.lang.Object invoke(java.lang.Object anObj,
                                      java.lang.String aMethod,
                                      java.lang.Object[] parameters,
                                      java.lang.Class[] parameterTypes)

Calls the given method name on the given object with the given arg array and class array.

invoke

public static java.lang.Object invoke(java.lang.Object anObj,
                                      java.lang.reflect.Method aMethod,
                                      java.lang.Object aValue)

Calls the given method on the given object with the given parameter.

invoke

public static java.lang.Object invoke(java.lang.Object anObj,
                                      java.lang.reflect.Method aMethod,
                                      java.lang.Object[] parameters)

Calls the given method name on the given object with the given arg array and class array.