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} @Override protected String compute() { final CreateExtensionManifestOp op = context( CreateExtensionManifestOp.class ); final IResource context = op.getContext().content(); IContainer result = null; if( context != null ) {
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{ super.dispose(); if( this.listener != null ) { final CreateExtensionManifestOp op = context( CreateExtensionManifestOp.class ); if( ! op.disposed() ) { op.property( CreateExtensionManifestOp.PROP_CONTEXT ).detach( this.listener ); } } }