Class ClassPath.ResourceInfo
- java.lang.Object
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- com.google.common.reflect.ClassPath.ResourceInfo
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- Direct Known Subclasses:
ClassPath.ClassInfo
- Enclosing class:
- ClassPath
@Beta public static class ClassPath.ResourceInfo extends Object
Represents a class path resource that can be either a class file or any other resource file loadable from the class path.- Since:
- 14.0
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description ByteSource
asByteSource()
Returns aByteSource
view of the resource from which its bytes can be read.CharSource
asCharSource(Charset charset)
Returns aCharSource
view of the resource from which its bytes can be read as characters decoded with the givencharset
.boolean
equals(Object obj)
Indicates whether some other object is "equal to" this one.String
getResourceName()
Returns the fully qualified name of the resource.int
hashCode()
Returns a hash code value for the object.String
toString()
Returns a string representation of the object.URL
url()
Returns the url identifying the resource.
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Method Detail
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url
public final URL url()
Returns the url identifying the resource.- Throws:
NoSuchElementException
- if the resource cannot be loaded through the class loader, despite physically existing in the class path.
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asByteSource
public final ByteSource asByteSource()
Returns aByteSource
view of the resource from which its bytes can be read.- Throws:
NoSuchElementException
- if the resource cannot be loaded through the class loader, despite physically existing in the class path.- Since:
- 20.0
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asCharSource
public final CharSource asCharSource(Charset charset)
Returns aCharSource
view of the resource from which its bytes can be read as characters decoded with the givencharset
.- Throws:
NoSuchElementException
- if the resource cannot be loaded through the class loader, despite physically existing in the class path.- Since:
- 20.0
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getResourceName
public final String getResourceName()
Returns the fully qualified name of the resource. Such as "com/mycomp/foo/bar.txt".
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hashCode
public int hashCode()
Description copied from class:java.lang.Object
Returns a hash code value for the object. This method is supported for the benefit of hash tables such as those provided byHashMap
.The general contract of
hashCode
is:- Whenever it is invoked on the same object more than once during
an execution of a Java application, the
hashCode
method must consistently return the same integer, provided no information used inequals
comparisons on the object is modified. This integer need not remain consistent from one execution of an application to another execution of the same application. - If two objects are equal according to the
equals(Object)
method, then calling thehashCode
method on each of the two objects must produce the same integer result. - It is not required that if two objects are unequal
according to the
Object.equals(java.lang.Object)
method, then calling thehashCode
method on each of the two objects must produce distinct integer results. However, the programmer should be aware that producing distinct integer results for unequal objects may improve the performance of hash tables.
As much as is reasonably practical, the hashCode method defined by class
Object
does return distinct integers for distinct objects. (The hashCode may or may not be implemented as some function of an object's memory address at some point in time.)- Overrides:
hashCode
in classObject
- Returns:
- a hash code value for this object.
- See Also:
Object.equals(java.lang.Object)
,System.identityHashCode(java.lang.Object)
- Whenever it is invoked on the same object more than once during
an execution of a Java application, the
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equals
public boolean equals(@CheckForNull Object obj)
Description copied from class:java.lang.Object
Indicates whether some other object is "equal to" this one.The
equals
method implements an equivalence relation on non-null object references:- It is reflexive: for any non-null reference value
x
,x.equals(x)
should returntrue
. - It is symmetric: for any non-null reference values
x
andy
,x.equals(y)
should returntrue
if and only ify.equals(x)
returnstrue
. - It is transitive: for any non-null reference values
x
,y
, andz
, ifx.equals(y)
returnstrue
andy.equals(z)
returnstrue
, thenx.equals(z)
should returntrue
. - It is consistent: for any non-null reference values
x
andy
, multiple invocations ofx.equals(y)
consistently returntrue
or consistently returnfalse
, provided no information used inequals
comparisons on the objects is modified. - For any non-null reference value
x
,x.equals(null)
should returnfalse
.
The
equals
method for classObject
implements the most discriminating possible equivalence relation on objects; that is, for any non-null reference valuesx
andy
, this method returnstrue
if and only ifx
andy
refer to the same object (x == y
has the valuetrue
).Note that it is generally necessary to override the
hashCode
method whenever this method is overridden, so as to maintain the general contract for thehashCode
method, which states that equal objects must have equal hash codes.- Overrides:
equals
in classObject
- Parameters:
obj
- the reference object with which to compare.- Returns:
true
if this object is the same as the obj argument;false
otherwise.- See Also:
Object.hashCode()
,HashMap
- It is reflexive: for any non-null reference value
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toString
public String toString()
Description copied from class:java.lang.Object
Returns a string representation of the object. In general, thetoString
method returns a string that "textually represents" this object. The result should be a concise but informative representation that is easy for a person to read. It is recommended that all subclasses override this method.The
toString
method for classObject
returns a string consisting of the name of the class of which the object is an instance, the at-sign character `@
', and the unsigned hexadecimal representation of the hash code of the object. In other words, this method returns a string equal to the value of:getClass().getName() + '@' + Integer.toHexString(hashCode())
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