ClasspathTableItem.java

/*
 * Copyright 2000-2010 JetBrains s.r.o.
 *
 * Licensed 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 com.intellij.openapi.roots.ui.configuration.classpath;

import com.intellij.openapi.roots.*;
import com.intellij.openapi.roots.ui.configuration.projectRoot.StructureConfigurableContext;
import com.intellij.openapi.util.Comparing;
import org.jetbrains.annotations.Nullable;

/**
* @author nik
*/
class ClasspathTableItem<T extends OrderEntry> {
  @Nullable protected final T myEntry;
  private final boolean myRemovable;

  @Nullable
  public static ClasspathTableItem<?> createItem(OrderEntry orderEntry, StructureConfigurableContext context) {
    if (orderEntry instanceof JdkOrderEntry) {
      return new ClasspathTableItem<>(orderEntry, false);
    }
    else if (orderEntry instanceof LibraryOrderEntry) {
      return createLibItem((LibraryOrderEntry)orderEntry, context);
    }
    else if (orderEntry instanceof ModuleOrderEntry) {
      return new ClasspathTableItem<>(orderEntry, true);
    }
    else if (orderEntry instanceof ModuleSourceOrderEntry) {
      return new ClasspathTableItem<>(orderEntry, false);
    }
    return null;
  }

  public static ClasspathTableItem<LibraryOrderEntry> createLibItem(final LibraryOrderEntry orderEntry, final StructureConfigurableContext context) {
    return new LibraryItem(orderEntry, context);
  }

  protected ClasspathTableItem(@Nullable T entry, boolean removable) {
    myEntry = entry;
    myRemovable = removable;
  }

  public final boolean isExportable() {
    return myEntry instanceof ExportableOrderEntry;
  }

  public final boolean isExported() {
    return myEntry instanceof ExportableOrderEntry && ((ExportableOrderEntry)myEntry).isExported();
  }

  public final void setExported(boolean isExported) {
    if (myEntry instanceof ExportableOrderEntry) {
      ((ExportableOrderEntry)myEntry).setExported(isExported);
    }
  }

  @Nullable
  public final DependencyScope getScope() {
    return myEntry instanceof ExportableOrderEntry ? ((ExportableOrderEntry) myEntry).getScope() : null;
  }

  public final void setScope(DependencyScope scope) {
    if (myEntry instanceof ExportableOrderEntry) {
      ((ExportableOrderEntry) myEntry).setScope(scope);
    }
  }

  @Nullable
  public final T getEntry() {
    return myEntry;
  }

  public boolean isRemovable() {
    return myRemovable;
  }

  public boolean isEditable() {
    return false;
  }

  @Nullable
  public String getTooltipText() {
    return null;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;

    ClasspathTableItem item = (ClasspathTableItem)o;
    return Comparing.equal(myEntry, item.myEntry);
  }

  @Override
  public int hashCode() {
    return myEntry != null ? myEntry.hashCode() : 0;
  }
}