Package org.apache.ivy.util.url

Class AbstractURLHandler

java.lang.Object

org.apache.ivy.util.url.AbstractURLHandler

All Implemented Interfaces:

URLHandler

Direct Known Subclasses:

BasicURLHandler, HttpClientHandler

public abstract class AbstractURLHandler
extends java.lang.Object
implements URLHandler

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.ivy.util.url.URLHandler

URLHandler.URLInfo

Field Summary

Fields inherited from interface org.apache.ivy.util.url.URLHandler

REQUEST_METHOD_GET, REQUEST_METHOD_HEAD, UNAVAILABLE

Constructor Summary

Constructors

Constructor	Description
AbstractURLHandler()

Method Summary

Modifier and Type	Method	Description
protected static TimeoutConstraint	createTimeoutConstraints(int connectionTimeout)
long	getContentLength(java.net.URL url)	Please prefer getURLInfo when several infos are needed.
long	getContentLength(java.net.URL url, int timeout)
protected java.io.InputStream	getDecodingInputStream(java.lang.String encoding, java.io.InputStream in)
long	getLastModified(java.net.URL url)	Please prefer getURLInfo when several infos are needed.
long	getLastModified(java.net.URL url, int timeout)	Please prefer getURLInfo when several infos are needed.
int	getRequestMethod()
protected java.lang.String	getUserAgent()
boolean	isReachable(java.net.URL url)	Please prefer getURLInfo when several infos are needed.
boolean	isReachable(java.net.URL url, int timeout)	Please prefer getURLInfo when several infos are needed.
protected java.lang.String	normalizeToString(java.net.URL url)
protected java.net.URL	normalizeToURL(java.net.URL url)
void	setRequestMethod(int requestMethod)
protected void	validatePutStatusCode(java.net.URL dest, int statusCode, java.lang.String statusMessage)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ivy.util.url.URLHandler

download, getURLInfo, getURLInfo, openStream, upload

Constructor Detail

AbstractURLHandler

public AbstractURLHandler()

Method Detail

isReachable

public boolean isReachable(java.net.URL url)

Description copied from interface: URLHandler

Please prefer getURLInfo when several infos are needed.

Specified by:

isReachable in interface URLHandler

Parameters:

url - the url to check

Returns:

true if the target is reachable

isReachable

public boolean isReachable(java.net.URL url,
                           int timeout)

Description copied from interface: URLHandler

Please prefer getURLInfo when several infos are needed.

Specified by:

isReachable in interface URLHandler

Parameters:

url - the url to check

timeout - the timeout in milliseconds

Returns:

true if the target is reachable

getContentLength

public long getContentLength(java.net.URL url)

Description copied from interface: URLHandler

Please prefer getURLInfo when several infos are needed.

Specified by:

getContentLength in interface URLHandler

Parameters:

url - the url to check

Returns:

the length of the target if the given url is reachable, 0 otherwise. No error code in case of http urls.

getContentLength

public long getContentLength(java.net.URL url,
                             int timeout)

Specified by:

getContentLength in interface URLHandler

Parameters:

url - the url to check

timeout - the maximum time before considering an url is not reachable a timeout of zero indicates no timeout

Returns:

the length of the target if the given url is reachable, 0 otherwise. No error code in case of http urls.

getLastModified

public long getLastModified(java.net.URL url)

Description copied from interface: URLHandler

Please prefer getURLInfo when several infos are needed.

Specified by:

getLastModified in interface URLHandler

Parameters:

url - the url to check

Returns:

last modified timestamp of the given url

getLastModified

public long getLastModified(java.net.URL url,
                            int timeout)

Description copied from interface: URLHandler

Please prefer getURLInfo when several infos are needed.

Specified by:

getLastModified in interface URLHandler

Parameters:

url - the url to check

timeout - the timeout in milliseconds

Returns:

last modified timestamp of the given url

getUserAgent

protected java.lang.String getUserAgent()

validatePutStatusCode

protected void validatePutStatusCode(java.net.URL dest,
                                     int statusCode,
                                     java.lang.String statusMessage)
                              throws java.io.IOException

Throws:

java.io.IOException

setRequestMethod

public void setRequestMethod(int requestMethod)

Specified by:

setRequestMethod in interface URLHandler

getRequestMethod

public int getRequestMethod()

normalizeToString

protected java.lang.String normalizeToString(java.net.URL url)
                                      throws java.io.IOException

Throws:

java.io.IOException

normalizeToURL

protected java.net.URL normalizeToURL(java.net.URL url)
                               throws java.io.IOException

Throws:

java.io.IOException

getDecodingInputStream

protected java.io.InputStream getDecodingInputStream(java.lang.String encoding,
                                                     java.io.InputStream in)
                                              throws java.io.IOException

Throws:

java.io.IOException

createTimeoutConstraints

protected static TimeoutConstraint createTimeoutConstraints(int connectionTimeout)