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EclipseJDT Plug-in Developer Guide
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Java Query Participants

Identifier:
org.eclipse.jdt.ui.queryParticipants

Since:
3.0

Description:
This extension point allows clients to contribute results to java searches

Configuration Markup:

<!ELEMENT extension ( queryParticipant+)>

<!ATTLIST extension

point CDATA #REQUIRED

id    CDATA #IMPLIED

name  CDATA #IMPLIED

>

  • point - a fully qualified identifier of the target extension point
  • id - an optional identifier of the extension instance
  • name - an optional name of the extension instance

<!ELEMENT queryParticipant EMPTY>

<!ATTLIST queryParticipant

class  CDATA #REQUIRED

id     CDATA #REQUIRED

nature IDREF #REQUIRED

name   CDATA #REQUIRED

>

  • class - the class that implements this query participant. The class must be public and implement org.eclipse.jdt.ui.search.IQueryParticipant with a zero-argument constructor.
  • id - the unique id of this query participant
  • nature - the project nature id this participant should be active for. If the participant should be active for multiple project natures, multiple participants must be defined.
  • name - a user readeable name for the participant

Examples:
The following is an example of a query participant contribution:


   <extension
         point=
"org.eclipse.jdt.ui.queryParticipants"
>
      <queryParticipant
            name=
"Example Query Participant"

            nature=
"org.eclipse.jdt.core.javanature"

            class=
"org.eclipse.jdt.ui.example.TestParticipant"

            id=
"org.eclipse.jdt.ui.example.TestParticipant"
>
      </queryParticipant>
   </extension>

Supplied Implementation:
none


Copyright (c) 2001, 2008 IBM Corporation and others.
All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse Public License v1.0 which accompanies this distribution, and is available at https://www.eclipse.org/legal/epl-v10.html


 
 
  Published under the terms of the Eclipse Public License Version 1.0 ("EPL") Design by Interspire