/*
 * Copyright 2012-2014 Sergey Ignatov
 *
 * 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 org.intellij.erlang.stubs;

import com.intellij.psi.stubs.IStubElementType;
import com.intellij.psi.stubs.StubBase;
import com.intellij.psi.stubs.StubElement;
import com.intellij.util.io.StringRef;
import org.intellij.erlang.psi.ErlangCallbackSpec;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

public class ErlangCallbackSpecStub extends StubBase<ErlangCallbackSpec> {
  private final StringRef myNameRef;
  private final int myArity;
  private final boolean myIsOptional;

  public ErlangCallbackSpecStub(@NotNull StubElement parent, @NotNull IStubElementType elementType,
                                @Nullable String name, int arity, boolean isOptional) {
    this(parent, elementType, StringRef.fromString(name), arity, isOptional);
  }

  public ErlangCallbackSpecStub(@NotNull StubElement parent, @NotNull IStubElementType elementType,
                                @Nullable StringRef nameRef, int arity, boolean isOptional) {
    super(parent, elementType);
    myNameRef = nameRef;
    myArity = arity;
    myIsOptional = isOptional;
  }

  @NotNull
  public String getName() {
    return myNameRef != null ? myNameRef.getString() : "";
  }

  public int getArity() {
    return myArity;
  }

  public boolean isOptional() {
    return myIsOptional;
  }
}