All Packages  Class Hierarchy

Index of all Fields and Methods

A

add(Object). Method in class HashSet

Add an object to the set.

addPage(PPage). Method in class CIndex

adds a document to the index.

appendElement(PElement). Method in class PPage

This method appends an element to a vector of Elements.

appendMeta(String, String). Method in class CIndexedPage

This method appends a meta tag to a vector of meta tags.

appendMeta(String, String). Method in class PPage

This method appends a meta tag to a vector of meta tags.

B

baseUrl(). Method in class CWebDomain

block(). Method in class CSyncedStack

Block this stack.

BRobotsTxt(URL, String). Constructor for class BRobotsTxt

An object of this class represents the robot-protection information of one internet site.

busy(). Method in class CFetcher

Returns true if this tread is currently reading an URL, otherwise false.

C

CFetchedSourceFile(String). Constructor for class CFetchedSourceFile

constructor used by the gatherer to create an empty CFetchedSoirceFile object used as a request.

CFetchedSourceFile(String, String, long, String, int). Constructor for class CFetchedSourceFile

constructor used by the fetcher to create a CFetchedSourceFile object used as reply.

CFetcher(CSyncedStack, CSyncedStack, ThreadGroup). Constructor for class CFetcher

Constructs a fetcher thread by telling him where to get his input and where to put his output.

CGatherer(CSyncedStack, CSyncedStack, ThreadGroup, int). Constructor for class CGatherer

Setup a new gatherer thread and start spidering the requested subset of the web.

CIndex(). Constructor for class CIndex

CIndexedPage(PPage). Constructor for class CIndexedPage

The Constructor.

CIndexMap(). Constructor for class CIndexMap

Setup a new index map

clearHeading(). Method in class PFormat

This method should be used if the heading ends.

clearHighlight(). Method in class PFormat

This method should be used if the highlight ends.

clearTitle(). Method in class PFormat

This method should be used if the title ends.

CSearchEngine(). Constructor for class CSearchEngine

Initialize all internal data structures.

CSearchEngineStartup(). Constructor for class CSearchEngineStartup

D

dump(). Method in class CIndex

dump(PrintStream). Method in class CIndexMap

E

equals(Object). Method in class CWebDomain

G

get(Object). Method in class HashMap

Retrieve an object from the map.

get(String). Method in class CIndexMap

get a given word's ID and use count encoded as a WordLink.

getBoolOp(). Method in class PFilter

getBoolOp(). Method in class PRanking

getContentLength(). Method in class CFetchedSourceFile

Returns the length of the file.

getContentLength(). Method in class CIndexedPage

This method returns the length of the content of the page.

getContentLength(). Method in class PPage

This method returns the length of the content of the page.

getContentType(). Method in class CFetchedSourceFile

Returns the MIME type of the file.

getDocRep(). Method in class CIndexedPage

This method returns the encoded content of the document

getElements(). Method in class PPage

This method returns a Vector containing the elements of the page.

getExist(). Method in class PFilter

getFilter(). Method in class PParsedQuery

Returns the filter expression as PFilter object.

getLastMod(). Method in class CFetchedSourceFile

Returns the last modified date of the file.

getLastModified(). Method in class CIndexedPage

This method returns the date the page was last modified.

getLastModified(). Method in class PPage

This method returns the date the page was last modified.

getLinkedDocumentIDs(). Method in class CIndexedPage

This method returns the IDs of all documents linked by this one.

getLinks(). Method in class PPage

This method returns a HashSet containing the links of the page.

getMatchingWordIDs(String). Method in class CIndex

returns a all words within the idex that match a given wildcard expression (string*)

getMatchingWordIDs(String). Method in class CIndexMap

NYI: get all words that match a given wildcard expression

getMeta(). Method in class CIndexedPage

This method returns a vector containing the meta tags of the page.

getMeta(). Method in class PPage

This method returns a vector containing the meta tags of the page.

getMetaName(). Method in class PRanking

getMetaValue(). Method in class PRanking

getNextFilter(). Method in class PFilter

getNextRanking(). Method in class PRanking

getPage(). Method in class PSourceFileParser

getPage(int). Method in class CIndex

returns a document from a given document ID.

getPage(String). Method in class CIndex

returns a document from a given URL.

getPageURL(). Method in class CIndexedPage

This method returns the URL of the page.

getPageURL(). Method in class PPage

This method returns the URL of the page.

getPosition(). Method in class PWord

Returns the position of the word in the original page

getPostingList(int). Method in class CIndex

returns a given word's posting list

getPostingList(String). Method in class CIndex

returns a given word's posting list

getRanking(). Method in class PParsedQuery

Returns the ranking expression as PRanking object.

getSourceFile(). Method in class CFetchedSourceFile

Returns the HTML code of the file.

getTemporaryLinkedDocumentIDs(). Method in class CIndexedPage

for internal use only

getTerm(). Method in class PRanking

Selectors

getTerms(). Method in class PFilter

Selectors

getURL(). Method in class CFetchedSourceFile

Returns the URL of the file.

getV(String). Method in class CIndexMap

for internal use by CIndex only: look up a word's ID

getValue(). Method in class PWord

Returns the value of the word.

getWeight(). Method in class PRanking

getWordCount(). Method in class CIndexedPage

This method returns the number of words on the page.

getWordCount(). Method in class PPage

This method returns the number of words on the page.

getWordLink(String). Method in class CIndex

returns a given words ID as used in docReps.

go(String[]). Method in class CSearchEngine

Spider the web, setup the index, and wait for requests.

H

hashCode(). Method in class CWebDomain

HashMap(). Constructor for class HashMap

constructor

HashSet(). Constructor for class HashSet

get the number of objects contained in the set.

hasNext(). Method in interface Iterator

I

incWordCount(). Method in class PPage

This method increases the counter of words on the page.

indexPage(). Method in class CWebDomain

isAlive(). Method in class CGatherer

isAllowed(URL). Method in class BRobotsTxt

Returns true if robot-access of url is allowed, false otherwise

isHeading(). Method in class PFormat

This method returns true if format is heading.

isHeading(). Method in class PWord

Returns true if the word is marked as Heading

isHighlight(). Method in class PFormat

This method returns true if format is highlight.

isHighlight(). Method in class PWord

Returns true if the word is formatted as italics, bold or underline

isStale(). Method in class CWebDomain

Is this web site out of date?

isTitle(). Method in class PFormat

This method returns true if format is title.

isTitle(). Method in class PWord

Returns true if the word is marked as title

M

main(String[]). Static method in class CSearchEngineStartup

N

next(). Method in interface Iterator

O

optimize(). Method in class CIndex

optimizes the index by replacing all vectors and nested arrays with "real" arrays.

optimize(int[]). Method in class CIndexMap

optimize the word list by exchanging the previously used Vector with a 3-letter prefixed, sorted array.

P

parse(). Method in class PQueryParser

This method parses the search string given from the GUI.

parse(). Method in class PSourceFileParser

Retrieve all URLs referenced, all properties, and all words used within this file.

PElement(). Constructor for class PElement

The constructor.

PFilter(). Constructor for class PFilter

Set up a new PFilter object.

PFormat(). Constructor for class PFormat

The constructor initializes the variables.

PFormat(PFormat). Constructor for class PFormat

PLink(String). Constructor for class PLink

The constructor gets a URL as String.

PMetaTag(String, String). Constructor for class PMetaTag

The constructor gets the name and the value of the tag.

pop(). Method in class CSyncedStack

Remove the object at the top of this stack and return it as the value of this function.

PPage(). Constructor for class PPage

The Constructor.

PParsedQuery(). Constructor for class PParsedQuery

Sets up a new PParsedQuery object.

PQueryParser(boolean, String). Constructor for class PQueryParser

Set up a PQueryParser with the language and a filter expression.

PQueryParser(boolean, String, String). Constructor for class PQueryParser

Set up a PQueryParser with the language, a filter expression and a ranking expression.

PQueryParser(boolean, String, String, String, String). Constructor for class PQueryParser

Set up a PQueryParser with the language, a filter expression, a ranking expression and a meta tag.

PRanking(). Constructor for class PRanking

Set up a new PRanking object.

PSourceFileParser(CFetchedSourceFile). Constructor for class PSourceFileParser

Setup a sourcefile parser from a given URL and source code.

push(Object). Method in class CSyncedStack

Put an object at the top of this stack.

put(Object, Object). Method in class HashMap

Add an object to the map.

putV(String, int). Method in class CIndexMap

for internal use by CIndex only: append a word-to-ID mapping

PWord(int, String, PFormat). Constructor for class PWord

The constructor gets position, value and format of the word.

PWord(String). Constructor for class PWord

The constructor gets the value of the word.

R

remove(Object). Method in class HashMap

Remove an key from the set.

remove(Object). Method in class HashSet

Remove an object from the set.

replaceWordID(String, int). Method in class CIndexMap

for internal use by CIndex only: change a word's ID

replaceWordInDocRep(int, int). Method in class CIndexedPage

for internal use only

run(). Method in class CFetcher

Get the next URL, read the file, and handle it to the next higher layer by pushing it onthe appropriate stack.

run(). Method in class CGatherer

Start gathering.

S

setContentLength(long). Method in class PPage

This method sets the length of the content of the page.

setDocRep(Vector). Method in class CIndexedPage

for internal use only

setHashSet(HashSet). Method in class PPage

This method appends all links found on the Page to the HashSet.

setHeading(). Method in class PFormat

This method should be used if format is heading.

setHighlight(). Method in class PFormat

This method should be used if format is highlight.

setLastMod(long). Method in class PPage

This method sets the date when the page was last modified.

setLinkedDocumentIDs(int[]). Method in class CIndexedPage

for internal use only

setPageURL(String). Method in class PPage

This method sets the URL of the page.

setTemporaryLinkedDocumentIDs(Vector). Method in class CIndexedPage

for internal use only

setTitle(). Method in class PFormat

This method should be used if format is title.

statistics(PrintStream). Method in class CIndex

statistics(PrintStream). Method in class CIndexMap

T

testausgabe(). Method in class PElement

testausgabe(). Method in class PFormat

testausgabe(). Method in class PLink

testausgabe(). Method in class PMetaTag

testausgabe(). Method in class PPage

testausgabe(). Method in class PWord

toString(). Method in class CWebDomain

U

unblock(). Method in class CSyncedStack

Unblock this stack and release all pending calls to Pop() and Push().

urlsReferenced(). Method in class PSourceFileParser