org.ow2.weblab.service.gate
Class GateHelper

java.lang.Object
  org.ow2.weblab.service.gate.GateHelper

public class GateHelper
extends java.lang.Object

This class contains useful static methods for the gate-extraction project.

Author:

ymombrun

Date:

2008-05-06

Field Summary

static java.lang.String	GATE_TEMP_ANNOTATION_META The URI of the predicate for meta data that refines types.
static java.lang.String	GATE_TEMP_ANNOTATION_TYPE The URI of the predicate for types.

Constructor Summary

GateHelper()

Method Summary

static void	init() Use the file PROPERTIES_FILE_NAME (gate.properties) to set: Which annotation types to exclude.
static void	linkGateAnnotsToText(org.weblab_project.core.model.text.Text text, gate.AnnotationSet annots) Annotate text with each annotation in annotation set.

Methods inherited from class java.lang.Object

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

Field Detail

GATE_TEMP_ANNOTATION_TYPE

public static final java.lang.String GATE_TEMP_ANNOTATION_TYPE

The URI of the predicate for types. Annotation are created on a temporary namespace. The reason is that Gate let you to write you own plugins, and rules, enabling the creation a your own Types. Since this service shall be working in various applications, having various business ontologies, the annotation format is a temporary one. Best practice is to write a service, that will be called after this to do the mapping between those temporary annotations and good annotation using the specified ontology.

See Also:

Constant Field Values

GATE_TEMP_ANNOTATION_META

public static final java.lang.String GATE_TEMP_ANNOTATION_META

The URI of the predicate for meta data that refines types.

See Also:

Constant Field Values

Constructor Detail

GateHelper

public GateHelper()

Method Detail

linkGateAnnotsToText

public static void linkGateAnnotsToText(org.weblab_project.core.model.text.Text text,
                                        gate.AnnotationSet annots)

Annotate text with each annotation in annotation set. At the end, sorts the segments list to ease further process.

Parameters:

text - The WebLab Text to be annotated

annots - The Gate annotation set to be used to annotate text

init

public static void init()

Use the file PROPERTIES_FILE_NAME (gate.properties) to set:

• Which annotation types to exclude.
• Whether or not to add the start node id.
• Whether or not to add the end node id.
• Whether or not to add the annot id.
• Which service URI to use with isProducedBy statements (if not defined, not statement will be added).