Package jetbrains.buildServer.util.browser

Class FileSystemBrowser.DirectoryElement

java.lang.Object

jetbrains.buildServer.util.browser.FileSystemBrowser.FileElement

jetbrains.buildServer.util.browser.FileSystemBrowser.DirectoryElement

All Implemented Interfaces:

Element

Enclosing class:

FileSystemBrowser

public static class FileSystemBrowser.DirectoryElement
extends FileSystemBrowser.FileElement

Constructor Summary

Constructors

Constructor	Description
DirectoryElement(Browser browser, File file, File root)

Method Summary

Modifier and Type	Method	Description
Iterable<Element>	getChildren()	Returns the ordered list of element's children.
InputStream	getInputStream()	Returns the input stream of the element content.
long	getSize()	Returns the size of the element content.
boolean	isContentAvailable()	Returns whether the content is available for the element.
boolean	isLeaf()	Returns whether the element is a leaf, i.e.

Methods inherited from class jetbrains.buildServer.util.browser.FileSystemBrowser.FileElement

equals, getBrowser, getFile, getFullName, getLastModifiedTimestamp, getName, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

DirectoryElement

public DirectoryElement(@NotNull
                        Browser browser,
                        @NotNull
                        File file,
                        @NotNull
                        File root)

Method Detail

isLeaf

public boolean isLeaf()

Description copied from interface: Element

Returns whether the element is a leaf, i.e. cannot have child nodes.

Specified by:

isLeaf in interface Element

Overrides:

isLeaf in class FileSystemBrowser.FileElement

Returns:

true if the element is a leaf

getChildren

public Iterable<Element> getChildren()
                              throws BrowserException

Description copied from interface: Element

Returns the ordered list of element's children. Method should return null for a leaf element, and a not null instance for other elements. List can be empty. All children's names are different.

Specified by:

getChildren in interface Element

Overrides:

getChildren in class FileSystemBrowser.FileElement

Returns:

the list of children, or null

Throws:

BrowserException - in case of an error

isContentAvailable

public boolean isContentAvailable()

Description copied from interface: Element

Returns whether the content is available for the element. The content is usually available for leaf elements and not available for non-leaf ones. If it's not, the call getInputStream() method will result in exception.

Specified by:

isContentAvailable in interface Element

Overrides:

isContentAvailable in class FileSystemBrowser.FileElement

Returns:

true iff the content is available

getInputStream

@NotNull
public InputStream getInputStream()
                           throws IllegalStateException,
                                  IOException

Description copied from interface: Element

Returns the input stream of the element content. The caller is responsible for closing the stream at the end.

If the content is not available for the element (see Element.isContentAvailable()), an exception is thrown.

Specified by:

getInputStream in interface Element

Overrides:

getInputStream in class FileSystemBrowser.FileElement

Returns:

content input stream

Throws:

IllegalStateException - if the content is not available

IOException - if the input cannot be provided due to I/O error

getSize

public long getSize()
             throws IllegalStateException

Description copied from interface: Element

Returns the size of the element content.

If the content is not available for the element (see Element.isContentAvailable()) or due to performance reasons a negative value may be returned. Though some implementations can provide the content size, while the content is not available.

Specified by:

getSize in interface Element

Overrides:

getSize in class FileSystemBrowser.FileElement

Returns:

content size or negative value when unavailable

Throws:

IllegalStateException