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new 93a09f0 ISIS-2666: Demo: add dependent args case with non-scalar arg
93a09f0 is described below
commit 93a09f0b50bbbdd87cb03b71556d0b2b316e5bed
Author: [email protected] <[email protected]@luna>
AuthorDate: Fri May 14 16:20:48 2021 +0200
ISIS-2666: Demo: add dependent args case with non-scalar arg
---
.../depargs/DependentArgsActionDemo.layout.xml | 1 +
.../DependentArgsActionDemo_useChoices2.java | 101 +++++++++++++++++++++
2 files changed, 102 insertions(+)
diff --git
a/examples/demo/domain/src/main/java/demoapp/dom/domain/actions/progmodel/depargs/DependentArgsActionDemo.layout.xml
b/examples/demo/domain/src/main/java/demoapp/dom/domain/actions/progmodel/depargs/DependentArgsActionDemo.layout.xml
index 4d5cb9b..e25c976 100644
---
a/examples/demo/domain/src/main/java/demoapp/dom/domain/actions/progmodel/depargs/DependentArgsActionDemo.layout.xml
+++
b/examples/demo/domain/src/main/java/demoapp/dom/domain/actions/progmodel/depargs/DependentArgsActionDemo.layout.xml
@@ -31,6 +31,7 @@
<cpt:fieldSet name="Action Parameter Support"
id="actions-dep1">
<cpt:action id="useChoices"/>
+ <cpt:action id="useChoices2"/>
<cpt:action id="useAutoComplete"/>
<cpt:action id="useDefault"/>
<cpt:property id="dependentText1"/>
diff --git
a/examples/demo/domain/src/main/java/demoapp/dom/domain/actions/progmodel/depargs/DependentArgsActionDemo_useChoices2.java
b/examples/demo/domain/src/main/java/demoapp/dom/domain/actions/progmodel/depargs/DependentArgsActionDemo_useChoices2.java
new file mode 100644
index 0000000..095ed45
--- /dev/null
+++
b/examples/demo/domain/src/main/java/demoapp/dom/domain/actions/progmodel/depargs/DependentArgsActionDemo_useChoices2.java
@@ -0,0 +1,101 @@
+/*
+ * 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
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package demoapp.dom.domain.actions.progmodel.depargs;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import javax.inject.Inject;
+
+import org.apache.isis.applib.annotation.Action;
+import org.apache.isis.applib.annotation.ActionLayout;
+import org.apache.isis.applib.annotation.MemberSupport;
+import org.apache.isis.applib.annotation.Optionality;
+import org.apache.isis.applib.annotation.Parameter;
+import org.apache.isis.applib.annotation.PromptStyle;
+import org.apache.isis.applib.annotation.SemanticsOf;
+import org.apache.isis.applib.services.message.MessageService;
+import org.apache.isis.commons.internal.base._NullSafe;
+import org.apache.isis.commons.internal.collections._Lists;
+
+import lombok.RequiredArgsConstructor;
+import lombok.Value;
+import lombok.val;
+import lombok.experimental.Accessors;
+
+@Action(semantics = SemanticsOf.SAFE)
+@ActionLayout(
+ named="MultiChoices",
+ promptStyle = PromptStyle.DIALOG_MODAL)
+@RequiredArgsConstructor
+public class DependentArgsActionDemo_useChoices2 {
+
+ @Inject MessageService messageService;
+
+ private final DependentArgsActionDemo holder;
+
+ @Value @Accessors(fluent = true) // fluent so we can replace this with
Java(14+) records later
+ static class Parameters {
+ List<Parity> parities;
+ DemoItem item;
+ }
+
+ public DependentArgsActionDemo act(
+
+ // PARAM 0
+ @Parameter(optionality = Optionality.MANDATORY)
+ List<Parity> parities,
+
+ // PARAM 1
+ @Parameter(optionality = Optionality.MANDATORY)
+ DemoItem item
+
+ ) {
+
+ messageService.informUser(item.getName());
+ return holder;
+ }
+
+ // -- PARAM 0 (Parity)
+
+ @MemberSupport
+ public List<Parity> defaultParities(Parameters params) {
+ return _Lists.of(holder.getDialogParityDefault());
+ }
+
+ // -- PARAM 1 (DemoItem)
+
+ @MemberSupport
+ public List<DemoItem> choicesItem(Parameters params) {
+
+ val paritiesFromDialog = params.parities(); // <-- the refining
parameter from the dialog above
+
+ if(_NullSafe.isEmpty(paritiesFromDialog)) {
+ return Collections.emptyList();
+ }
+ return holder.getItems()
+ .stream()
+ .filter(item->paritiesFromDialog.contains(item.getParity()))
+ .collect(Collectors.toList());
+ }
+
+
+}
+
