com.illcode.hl7

Class HL7Parser

java.lang.Object

com.illcode.hl7.HL7Parser

public final class HL7Parser
extends java.lang.Object

Parses HL7v2 text into an instance of Message.

Constructor Summary

Constructors

Constructor and Description
HL7Parser() Constuct an HL7Parser with default parameters.
HL7Parser(HL7Params params) Constuct an HL7Parser with the given parameters.
HL7Parser(java.lang.String hl7msg) Constuct an HL7Parser with parameters derived from the given HL7 message.

Method Summary

Methods

Modifier and Type	Method and Description
HL7Params	getParams() Return the parameters being used by this HL7Parser
Message	parse(java.nio.file.Path p) Parse HL7v2 text from a Path
Message	parse(java.io.Reader r) Parse HL7v2 text from a Reader
Message	parse(java.lang.String hl7msg) Parse text as a single HL7 message.
void	setParams(HL7Params params) Set the parameters to be used by this HL7Parser
static java.lang.String	slurpReaderText(java.io.Reader r, int bufferSize) Read all characters available from a Reader and return them as a string.

Methods inherited from class java.lang.Object

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

Constructor Detail

HL7Parser

public HL7Parser()

Constuct an HL7Parser with default parameters.

HL7Parser

public HL7Parser(HL7Params params)

Constuct an HL7Parser with the given parameters.

HL7Parser

public HL7Parser(java.lang.String hl7msg)

Constuct an HL7Parser with parameters derived from the given HL7 message. This message must begin with an MSH segment, so that the delimeters and escape character can be derived.

Method Detail

getParams

public HL7Params getParams()

Return the parameters being used by this HL7Parser

setParams

public void setParams(HL7Params params)

Set the parameters to be used by this HL7Parser

parse

public Message parse(java.lang.String hl7msg)

Parse text as a single HL7 message.

Parameters:

hl7msg - HL7v2 text to parse

Returns:

new Message instance

parse

public Message parse(java.io.Reader r)

Parse HL7v2 text from a Reader

parse

public Message parse(java.nio.file.Path p)
              throws java.io.IOException

Parse HL7v2 text from a Path

Throws:

java.io.IOException

slurpReaderText

public static java.lang.String slurpReaderText(java.io.Reader r,
                               int bufferSize)

Read all characters available from a Reader and return them as a string. We use a BufferedReader internally to make the process more efficient.

Parameters:

r - Reader from which to read characters

bufferSize - buffer size for our BufferedReader

Returns:

String read from the reader, or null if an exception occurred