Package org.apache.nutch.protocol

Class ProtocolStatus

java.lang.Object

org.apache.nutch.protocol.ProtocolStatus

All Implemented Interfaces:

Writable

public class ProtocolStatus
extends Object
implements Writable

Author:

Andrzej Bialecki

Field Summary

Fields

Modifier and Type	Field	Description
static int	ACCESS_DENIED	Access denied - authorization required, but missing/incorrect.
static int	BLOCKED	Deprecated.
static int	EXCEPTION	Unspecified exception occurred.
static int	FAILED	Content was not retrieved.
static int	GONE	Resource is gone.
static int	MOVED	Resource has moved permanently.
static int	NOTFETCHING	Not fetching.
static int	NOTFOUND	Resource was not found.
static int	NOTMODIFIED	Unchanged since the last fetch.
static int	PROTO_NOT_FOUND	This protocol was not found.
static int	REDIR_EXCEEDED	Too many redirects.
static int	RETRY	Temporary failure.
static int	ROBOTS_DENIED	Access denied by robots.txt rules.
static ProtocolStatus	STATUS_BLOCKED
static ProtocolStatus	STATUS_FAILED
static ProtocolStatus	STATUS_GONE
static ProtocolStatus	STATUS_NOTFETCHING
static ProtocolStatus	STATUS_NOTFOUND
static ProtocolStatus	STATUS_NOTMODIFIED
static ProtocolStatus	STATUS_REDIR_EXCEEDED
static ProtocolStatus	STATUS_RETRY
static ProtocolStatus	STATUS_ROBOTS_DENIED
static ProtocolStatus	STATUS_SUCCESS
static ProtocolStatus	STATUS_WOULDBLOCK
static int	SUCCESS	Content was retrieved without errors.
static int	TEMP_MOVED	Resource has moved temporarily.
static int	WOULDBLOCK	Deprecated.

Constructor Summary

Constructors

Constructor	Description
ProtocolStatus()
ProtocolStatus(int code)
ProtocolStatus(int code, long lastModified)
ProtocolStatus(int code, Object message)
ProtocolStatus(int code, Object message, long lastModified)
ProtocolStatus(int code, String[] args)
ProtocolStatus(int code, String[] args, long lastModified)
ProtocolStatus(Throwable t)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
String[]	getArgs()
int	getCode()
long	getLastModified()
String	getMessage()
String	getName()
boolean	isPermanentFailure()
boolean	isRedirect()
boolean	isSuccess()
boolean	isTransientFailure()
static ProtocolStatus	read(DataInput in)
void	readFields(DataInput in)
void	setArgs(String[] args)
void	setCode(int code)
void	setLastModified(long lastModified)
void	setMessage(String msg)
String	toString()
void	write(DataOutput out)

Methods inherited from class java.lang.Object

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

Field Detail

SUCCESS

public static final int SUCCESS

Content was retrieved without errors.

See Also:

Constant Field Values

FAILED

public static final int FAILED

Content was not retrieved. Any further errors may be indicated in args.

See Also:

Constant Field Values

PROTO_NOT_FOUND

public static final int PROTO_NOT_FOUND

This protocol was not found. Application may attempt to retry later.

See Also:

Constant Field Values

GONE

public static final int GONE

Resource is gone.

See Also:

Constant Field Values

MOVED

public static final int MOVED

Resource has moved permanently. New url should be found in args.

See Also:

Constant Field Values

TEMP_MOVED

public static final int TEMP_MOVED

Resource has moved temporarily. New url should be found in args.

See Also:

Constant Field Values

NOTFOUND

public static final int NOTFOUND

Resource was not found.

See Also:

Constant Field Values

RETRY

public static final int RETRY

Temporary failure. Application may retry immediately.

See Also:

Constant Field Values

EXCEPTION

public static final int EXCEPTION

Unspecified exception occurred. Further information may be provided in args.

See Also:

Constant Field Values

ACCESS_DENIED

public static final int ACCESS_DENIED

Access denied - authorization required, but missing/incorrect.

See Also:

Constant Field Values

ROBOTS_DENIED

public static final int ROBOTS_DENIED

Access denied by robots.txt rules.

See Also:

Constant Field Values

REDIR_EXCEEDED

public static final int REDIR_EXCEEDED

Too many redirects.

See Also:

Constant Field Values

NOTFETCHING

public static final int NOTFETCHING

Not fetching.

See Also:

Constant Field Values

NOTMODIFIED

public static final int NOTMODIFIED

Unchanged since the last fetch.

See Also:

Constant Field Values

WOULDBLOCK

@Deprecated
public static final int WOULDBLOCK

Deprecated.

Request was refused by protocol plugins, because it would block. The expected number of milliseconds to wait before retry may be provided in args.

See Also:

Constant Field Values

BLOCKED

@Deprecated
public static final int BLOCKED

Deprecated.

Thread was blocked http.max.delays times during fetching.

See Also:

Constant Field Values

STATUS_SUCCESS

public static final ProtocolStatus STATUS_SUCCESS

STATUS_FAILED

public static final ProtocolStatus STATUS_FAILED

STATUS_GONE

public static final ProtocolStatus STATUS_GONE

STATUS_NOTFOUND

public static final ProtocolStatus STATUS_NOTFOUND

STATUS_RETRY

public static final ProtocolStatus STATUS_RETRY

STATUS_ROBOTS_DENIED

public static final ProtocolStatus STATUS_ROBOTS_DENIED

STATUS_REDIR_EXCEEDED

public static final ProtocolStatus STATUS_REDIR_EXCEEDED

STATUS_NOTFETCHING

public static final ProtocolStatus STATUS_NOTFETCHING

STATUS_NOTMODIFIED

public static final ProtocolStatus STATUS_NOTMODIFIED

STATUS_WOULDBLOCK

public static final ProtocolStatus STATUS_WOULDBLOCK

STATUS_BLOCKED

public static final ProtocolStatus STATUS_BLOCKED

Constructor Detail

ProtocolStatus

public ProtocolStatus()

ProtocolStatus

public ProtocolStatus(int code,
                      String[] args)

ProtocolStatus

public ProtocolStatus(int code,
                      String[] args,
                      long lastModified)

ProtocolStatus

public ProtocolStatus(int code)

ProtocolStatus

public ProtocolStatus(int code,
                      long lastModified)

ProtocolStatus

public ProtocolStatus(int code,
                      Object message)

ProtocolStatus

public ProtocolStatus(int code,
                      Object message,
                      long lastModified)

ProtocolStatus

public ProtocolStatus(Throwable t)

Method Detail

read

public static ProtocolStatus read(DataInput in)
                           throws IOException

Throws:

IOException

readFields

public void readFields(DataInput in)
                throws IOException

Specified by:

readFields in interface Writable

Throws:

IOException

write

public void write(DataOutput out)
           throws IOException

Specified by:

write in interface Writable

Throws:

IOException

setArgs

public void setArgs(String[] args)

getArgs

public String[] getArgs()

getCode

public int getCode()

getName

public String getName()

setCode

public void setCode(int code)

isSuccess

public boolean isSuccess()

isTransientFailure

public boolean isTransientFailure()

isPermanentFailure

public boolean isPermanentFailure()

isRedirect

public boolean isRedirect()

getMessage

public String getMessage()

setMessage

public void setMessage(String msg)

getLastModified

public long getLastModified()

setLastModified

public void setLastModified(long lastModified)

equals

public boolean equals(Object o)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object