edu.ucdavis.cstars.client.tasks

Class IdentifyTask

java.lang.Object

com.google.gwt.core.client.JavaScriptObject

edu.ucdavis.cstars.client.tasks.IdentifyTask

public class IdentifyTask
extends com.google.gwt.core.client.JavaScriptObject

Performs an identify operation on the layers of a map service resource exposed by the ArcGIS Server REST API.

Author:

Justin Merz

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	IdentifyTask.Options

Method Summary

Methods

Modifier and Type	Method and Description
void	addCompleteHandler(IdentifyHandler handler) Add event handler for completion.
void	addErrorHandler(ErrorHandler handler) Add event handler for errors.
static IdentifyTask	create(java.lang.String url) Creates a new IdentifyTask object.
static IdentifyTask	create(java.lang.String url, IdentifyTask.Options options) Creates a new IdentifyTask object.
Deferred	execute(IdentifyParameters identifyParams) Sends a request to the ArcGIS REST map service resource to identify features based on the IdentifyParameters specified in the identifyParameters argument.
Deferred	execute(IdentifyParameters identifyParams, IdentifyCallback callback) Sends a request to the ArcGIS REST map service resource to identify features based on the IdentifyParameters specified in the identifyParameters argument.

Methods inherited from class com.google.gwt.core.client.JavaScriptObject

cast, createArray, createArray, createFunction, createObject, equals, hashCode, toSource, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Method Detail

create

public static final IdentifyTask create(java.lang.String url)

Creates a new IdentifyTask object.

Parameters:

url - -URL to the ArcGIS Server REST resource that represents a map service.

Returns:

IdentifyTask

create

public static final IdentifyTask create(java.lang.String url,
                  IdentifyTask.Options options)

Creates a new IdentifyTask object.

Parameters:

url - - URL to the ArcGIS Server REST resource that represents a map service.

options - - Optional parameters

Returns:

IdentifyTask

execute

public final Deferred execute(IdentifyParameters identifyParams,
               IdentifyCallback callback)

Sends a request to the ArcGIS REST map service resource to identify features based on the IdentifyParameters specified in the identifyParameters argument.

Parameters:

identifyParams - - Specifies the criteria used to identify the features.

callback - - The function to call when the method has completed.

Returns:

Deferred

execute

public final Deferred execute(IdentifyParameters identifyParams)

Sends a request to the ArcGIS REST map service resource to identify features based on the IdentifyParameters specified in the identifyParameters argument.

Parameters:

identifyParams - - Specifies the criteria used to identify the features.

Returns:

Deferred

addCompleteHandler

public final void addCompleteHandler(IdentifyHandler handler)

Add event handler for completion.

Parameters:

handler - - Fires when the identify operation is complete.

addErrorHandler

public final void addErrorHandler(ErrorHandler handler)

Add event handler for errors.

Parameters:

handler - - Fires when an error occurs when executing the task.