/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
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package org.apache.isis.viewer.scimpi.dispatcher.view.simple;
import java.util.List;
import org.apache.isis.applib.annotation.When;
import org.apache.isis.applib.annotation.Where;
import org.apache.isis.core.commons.authentication.AuthenticationSession;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.facets.object.immutable.ImmutableFacet;
import org.apache.isis.core.metamodel.spec.ObjectSpecification;
import org.apache.isis.core.metamodel.spec.feature.Contributed;
import org.apache.isis.core.metamodel.spec.feature.ObjectAssociation;
import org.apache.isis.core.runtime.system.context.IsisContext;
import org.apache.isis.viewer.scimpi.dispatcher.Dispatcher;
import org.apache.isis.viewer.scimpi.dispatcher.processor.Request;
public class EditLink extends AbstractLink {
// REVIEW: should provide this rendering context, rather than hardcoding.
// the net effect currently is that class members annotated with
// @Hidden(where=Where.ANYWHERE) or @Disabled(where=Where.ANYWHERE) will indeed
// be hidden/disabled, but will be visible/enabled (perhaps incorrectly)
// for any other value for Where
private final Where where = Where.ANYWHERE;
@Override
protected boolean valid(final Request request, final ObjectAdapter adapter) {
final ObjectSpecification specification = adapter.getSpecification();
final AuthenticationSession session = IsisContext.getAuthenticationSession();
final List<ObjectAssociation> visibleFields = specification.getAssociations(Contributed.EXCLUDED, ObjectAssociation.Filters.dynamicallyVisible(session, adapter, where));
final ImmutableFacet facet = specification.getFacet(ImmutableFacet.class);
final boolean isImmutable = facet != null && facet.when() == When.ALWAYS;
final boolean isImmutableOncePersisted = facet != null && facet.when() == When.ONCE_PERSISTED && adapter.representsPersistent();
return visibleFields.size() > 0 && !isImmutable && !isImmutableOncePersisted;
}
@Override
protected String linkLabel(final String name, final ObjectAdapter object) {
return "edit";
}
@Override
protected String defaultView() {
return Dispatcher.GENERIC + Dispatcher.EDIT + "." + Dispatcher.EXTENSION;
}
@Override
public String getName() {
return "edit-link";
}
}