java/compiler/openapi/src/com/intellij/packaging/elements/CompositePackagingElementType.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package com.intellij.packaging.elements;
  17
  18 import com.intellij.packaging.artifacts.Artifact;
  19 import com.intellij.packaging.ui.ArtifactEditorContext;
  20 import org.jetbrains.annotations.NonNls;
  21 import org.jetbrains.annotations.NotNull;
  22 import org.jetbrains.annotations.Nullable;
  23
  24 import java.util.Collections;
  25 import java.util.List;
  26
  27 /**
  28  * @author nik
  29  */
  30 public abstract class CompositePackagingElementType<E extends CompositePackagingElement<?>> extends PackagingElementType<E> {
  31   protected CompositePackagingElementType(@NotNull @NonNls String id, @NotNull String presentableName) {
  32     super(id, presentableName);
  33   }
  34
  35   @Override
  36   public boolean canCreate(@NotNull ArtifactEditorContext context, @NotNull Artifact artifact) {
  37     return true;
  38   }
  39
  40
  41   @Nullable
  42   public abstract CompositePackagingElement<?> createComposite(CompositePackagingElement<?> parent, @Nullable String baseName, @NotNull ArtifactEditorContext context);
  43
  44   @NotNull
  45   public List<? extends PackagingElement<?>> chooseAndCreate(@NotNull ArtifactEditorContext context, @NotNull Artifact artifact, @NotNull CompositePackagingElement<?> parent) {
  46     final PackagingElement<?> composite = createComposite(parent, null, context);
  47     return composite != null ? Collections.singletonList(composite) : Collections.<E>emptyList();
  48   }
  49 }