GrParameterStub.java

/*
 * Copyright 2000-2014 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 org.jetbrains.plugins.groovy.lang.psi.stubs;

import com.intellij.psi.stubs.StubElement;
import com.intellij.util.BitUtil;
import com.intellij.util.io.StringRef;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.plugins.groovy.lang.parser.GroovyElementTypes;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.params.GrParameter;

/**
 * @author peter
 */
public class GrParameterStub extends GrVariableStubBase<GrParameter> {

  private final int myFlags;

  public GrParameterStub(StubElement parent,
                         @NotNull StringRef name,
                         @NotNull final String[] annotations,
                         @Nullable String typeText,
                         int flags) {
    super(parent, GroovyElementTypes.PARAMETER, name, annotations, typeText);
    myFlags = flags;
  }

  public int getFlags() {
    return myFlags;
  }

  public static int encodeFlags(boolean hasInitializer, boolean isVarArgs) {
    return (hasInitializer ? 2 : 0) + (isVarArgs ? 1 : 0);
  }

  public static boolean hasInitializer(int flags) {
    return BitUtil.isSet(flags, 2);
  }

  public static boolean isVarRags(int flags) {
    return BitUtil.isSet(flags, 1);
  }
}