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com.aendvari.common.osm
Class OsmReader  

java.lang.Object
  com.aendvari.common.osm.OsmReader

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public class OsmReader

extends java.lang.Object

This class reads an "XML-like" file and converts it into an Osm tree.

NOTE: The file uses a subset of the XML syntax. This class is NOT an XML parser, but instead the files used by this reader are able to be read by other XML parsers.

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Nested Class Summary
protected static interface	OsmReader.State           An interface for setting the current state of a read.

 

Field Summary
protected static int	currentLine           The current line number being read.
protected static java.lang.String	lastOpenTag           The name of the last known "open" tag.
protected static int	lastOpenTagLine           The line number of the last known "open" tag.
protected static java.lang.String[][]	specialCharacters           Special characters that need to be converted into their text values

 

Constructor Summary

OsmReader()

 

Method Summary
private static java.lang.String	convertSpecialCharacters(java.lang.String data)           Converts the special characters of a string into their secondary form.
private static Osm	executeRead(java.io.Reader bufferedReader)           Initializes the OSM with the data from the reader.
private static void	extractTagAttributes(OsmNode node, java.lang.String tag)           Extract the attributes from a <tag>.
private static OsmNode	nodeFromTag(Osm osm, java.lang.String tag)           Create a new OsmNode from the given <tag>.
private static java.lang.String	nodeNameFromTag(java.lang.String tag)           Extracts the name of a node from the tag.
private static boolean	peekMatch(java.io.Reader reader, java.lang.String match)           Peeks into the read stream to see if the given string matches the same number of characters in the upcoming stream.
static Osm	read(java.io.Reader bufferedReader)           Parses a buffered stream into the reader.
private static void	readBuffer(java.io.Reader reader, OsmNode node, int readState)           Reads the buffer character by character matching with < and > to determine tags, and their contents.
private static java.lang.String	replaceAll(java.lang.String source, java.lang.String original, java.lang.String replace)           Replaces all the matching values of a string with their replacement value.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

currentLine

protected static int currentLine

The current line number being read.

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lastOpenTagLine

protected static int lastOpenTagLine

The line number of the last known "open" tag.

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lastOpenTag

protected static java.lang.String lastOpenTag

The name of the last known "open" tag.

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specialCharacters

protected static java.lang.String[][] specialCharacters

Special characters that need to be converted into their text values

Constructor Detail

OsmReader

public OsmReader()

Method Detail

read

public static Osm read(java.io.Reader bufferedReader)
                throws java.lang.Exception

Parses a buffered stream into the reader.

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executeRead

private static Osm executeRead(java.io.Reader bufferedReader)
                        throws java.lang.Exception

Initializes the OSM with the data from the reader.

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readBuffer

private static void readBuffer(java.io.Reader reader,
                               OsmNode node,
                               int readState)
                        throws java.lang.Exception

Reads the buffer character by character matching with < and > to determine tags, and their contents.

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nodeNameFromTag

private static java.lang.String nodeNameFromTag(java.lang.String tag)

Extracts the name of a node from the tag.

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nodeFromTag

private static OsmNode nodeFromTag(Osm osm,
                                   java.lang.String tag)

Create a new OsmNode from the given <tag>.

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extractTagAttributes

private static void extractTagAttributes(OsmNode node,
                                         java.lang.String tag)
                                  throws java.lang.Exception

Extract the attributes from a <tag>.

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peekMatch

private static boolean peekMatch(java.io.Reader reader,
                                 java.lang.String match)
                          throws java.lang.Exception

Peeks into the read stream to see if the given string matches the same number of characters in the upcoming stream.

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convertSpecialCharacters

private static java.lang.String convertSpecialCharacters(java.lang.String data)

Converts the special characters of a string into their secondary form.

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replaceAll

private static java.lang.String replaceAll(java.lang.String source,
                                           java.lang.String original,
                                           java.lang.String replace)

Replaces all the matching values of a string with their replacement value.

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> com >> aendvari >> common >> [ osm overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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