src/com/intellij/rt/coverage/data/JumpData.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 com.intellij.rt.coverage.data;

import com.intellij.rt.coverage.util.CoverageIOUtil;

import java.io.DataOutputStream;
import java.io.IOException;

public class JumpData implements CoverageData {
  private int myTrueHits;
  private int myFalseHits;

  private int myTrueId = -1;
  private int myFalseId = -1;

  public void touchTrueHit() {
    myTrueHits++;
  }

  public void touchFalseHit() {
    myFalseHits++;
  }

  public int getTrueHits() {
    return myTrueHits;
  }

  public int getFalseHits() {
    return myFalseHits;
  }

  public void save(final DataOutputStream os) throws IOException {
    CoverageIOUtil.writeINT(os, myTrueHits);
    CoverageIOUtil.writeINT(os, myFalseHits);
  }

  public void merge(final CoverageData data) {
    final JumpData jumpData = (JumpData) data;
    setTrueHits(myTrueHits + jumpData.myTrueHits);
    setFalseHits(myFalseHits + jumpData.myFalseHits);
    if (jumpData.myFalseId != -1) myFalseId = jumpData.myFalseId;
    if (jumpData.myTrueId != -1) myTrueId = jumpData.myTrueId;
  }

  public void setTrueHits(final int trueHits) {
    myTrueHits = ClassData.trimHits(trueHits);
  }

  public void setFalseHits(final int falseHits) {
    myFalseHits = ClassData.trimHits(falseHits);
  }

  public int getId(boolean type) {
    return type ? myTrueId : myFalseId;
  }

  /**
   * Branch ID is used to store coverage data in an array at runtime.
   */
  public void setId(int id, boolean type) {
    if (type) {
      myTrueId = id;
    } else {
      myFalseId = id;
    }
  }
}