parser

Class PackageDescriptionFileParser

java.lang.Object

parser.AbstractFileParser

parser.PackageDescriptionFileParser

public final class PackageDescriptionFileParser
extends AbstractFileParser

Parser for the PackageDescription File.

Author:

HFW410 .

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.Integer	formatVersion The formatVersion of the package description file.
private static java.lang.String	LINE line.
private java.util.List<PackageRule>	packageRules is the List of PackageRules of the Parser.
private RouterSoftware	rs The associated RouterSoftware.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	PackageDescriptionFileParser(RouterSoftware rs, Buffer<AbstractSymbol> symbolBuffer) constructor.

Method Summary

Modifier and Type	Method and Description
void	addPackageRule(PackageRule packageRule) adds a new Packagerule to the List of the PackageRules.
private void	handleWeakVariable() Uses the next two symbols of the buffer to add a weak declaration.
private PackageDescriptionFile	parse() parses the symbols from the scanner and create a PackageDescriptionFile.
static PackageDescriptionFile	parse(RouterSoftware rs, Buffer<AbstractSymbol> buffer) creates a PackageDescriptionFileParser and starts the parse-Method.
PackageDescriptionFileSymbol	peekSymbol()
void	setFormatVersion(java.lang.Integer version) sets the format version.
void	skip() removes the first symbol of the buffer.

Methods inherited from class parser.AbstractFileParser

getBuffer, getComments, isFinished, setComments, setFinished

Methods inherited from class java.lang.Object

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

Field Detail

rs

private final RouterSoftware rs

The associated RouterSoftware.

LINE

private static final java.lang.String LINE

line.

See Also:

Constant Field Values

packageRules

private final transient java.util.List<PackageRule> packageRules

is the List of PackageRules of the Parser.

formatVersion

private transient java.lang.Integer formatVersion

The formatVersion of the package description file.

Constructor Detail

PackageDescriptionFileParser

private PackageDescriptionFileParser(RouterSoftware rs,
                                     Buffer<AbstractSymbol> symbolBuffer)

constructor.

Parameters:

rs - The RouterSoftware to use.

symbolBuffer - Buffer of Symbols.

Method Detail

parse

public static PackageDescriptionFile parse(RouterSoftware rs,
                                           Buffer<AbstractSymbol> buffer)
                                    throws java.lang.InterruptedException,
                                           ParserException

creates a PackageDescriptionFileParser and starts the parse-Method.

Parameters:

rs - The RouterSoftware to use.

buffer - is the buffer with the symbols.

Returns:

a PackageDescriptionFile

Throws:

java.lang.InterruptedException - if there is any problem with the buffer.

ParserException - if there is any problem during the parse-methode.

parse

private PackageDescriptionFile parse()
                              throws java.lang.InterruptedException,
                                     ParserException

parses the symbols from the scanner and create a PackageDescriptionFile.

Returns:

a PackageDescriptionFile

Throws:

ParserException - if there is any fail in the parser.

java.lang.InterruptedException - from the buffer.

handleWeakVariable

private void handleWeakVariable()
                         throws java.lang.InterruptedException,
                                ParserException

Uses the next two symbols of the buffer to add a weak declaration.

Throws:

java.lang.InterruptedException - InterruptedException

ParserException - ParserException

addPackageRule

public void addPackageRule(PackageRule packageRule)

adds a new Packagerule to the List of the PackageRules.

Parameters:

packageRule - new one

setFormatVersion

public void setFormatVersion(java.lang.Integer version)

sets the format version.

Parameters:

version - is the format version of the package description.

skip

public void skip()
          throws java.lang.InterruptedException

removes the first symbol of the buffer.

Throws:

java.lang.InterruptedException - from the buffer.

peekSymbol

public PackageDescriptionFileSymbol peekSymbol()
                                        throws java.lang.InterruptedException,
                                               ParserException

Returns:

a copy of the next symbol in the buffer.

Throws:

java.lang.InterruptedException - from the buffer.

ParserException - if the next Symbol is no package description file symbol.