/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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
<<<<<<< Updated upstream
 *
 *     https://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
=======
 * 
 *     https://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 
>>>>>>> Stashed changes
 * limitations under the License.
 */

package org.apache.jdo.tck.pc.instancecallbacks;

import java.io.Serializable;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;
import javax.jdo.Extent;
import javax.jdo.InstanceCallbacks;
import javax.jdo.JDOHelper;
import javax.jdo.PersistenceManager;
import javax.jdo.Transaction;
import org.apache.jdo.tck.JDO_Test;

public class InstanceCallbackClass implements InstanceCallbacks {
  public static boolean performPreClearTests;
  public static boolean performPreDeleteTests;
  public static boolean performPreStoreTests;

  // The following two variables used in CallingJdoPreDelete tests
  public static boolean preDeleteCalled;
  public static int objectState;

  // The rest of these variables used in FieldsInPredelete tests, except to set a variable to make
  // object dirty.
  public static final int arraySize = 5;
  public static final String[] capturedName = new String[arraySize];
  public static final Date[] capturedTimeStamp = new Date[arraySize];
  public static final double[] capturedDoubleValue = new double[arraySize];
  public static final short[] capturedChildToDelete = new short[arraySize];
  public static final char[] capturedCharValue = new char[arraySize];
  public static final String[] capturedNextObjName = new String[arraySize];
  public static final int[] numberOfChildren = new int[arraySize];
  public static final int[] sumOfChildrenIntValue = new int[arraySize];
  public static final boolean[] processedIndex = new boolean[arraySize];

  public static final boolean[] transactionActive = new boolean[arraySize];

  private static int nextKeyValue = 1;
  private int keyValue; // persistent--used as key field in application identity
  public String name;
  public Date timeStamp;
  public InstanceCallbackClass nextObj;
  public Set<InstanceCallbackClass> children;
  public int intValue;
  public double doubleValue;
  public short childToDelete;
  public char charValue;

  public static void initializeStaticsForTest() {
    performPreClearTests = false;
    performPreDeleteTests = false;
    performPreStoreTests = false;
    preDeleteCalled = false;
    for (int i = 0; i < arraySize; ++i) {
      processedIndex[i] = false;
      transactionActive[i] = false;
    }
  }

  public static void removeAllInstances(PersistenceManager pm) {
    Extent<InstanceCallbackClass> e = pm.getExtent(InstanceCallbackClass.class, true);
    for (InstanceCallbackClass instanceCallbackClass : e) {
      pm.deletePersistent(instanceCallbackClass);
    }
  }

  public InstanceCallbackClass() { // not used by application
  }

  public InstanceCallbackClass(
      String label,
      Date createTime,
      int intValue,
      double doubleValue,
      short childToDelete,
      char charValue,
      InstanceCallbackClass obj) {
    keyValue = nextKeyValue++;
    name = label;
    timeStamp = createTime;
    nextObj = obj;
    children = new HashSet<>();
    this.intValue = intValue;
    this.doubleValue = doubleValue;
    this.childToDelete = childToDelete;
    this.charValue = charValue;
  }

  public void addChild(InstanceCallbackClass child) {
    children.add(child);
  }

  public void jdoPreStore() {
    if (!performPreStoreTests) {
      return;
    }
    captureValues();
    PersistenceManager pm = JDOHelper.getPersistenceManager(this);
    usePM(pm);
  }

  public void jdoPreDelete() {
    if (!performPreDeleteTests) {
      return;
    }
    // The following two variables set for CallingJdoPreDelete tests
    preDeleteCalled = true;
    objectState = JDO_Test.currentState(this);

    captureValues();

    // The rest of this routine used for Accessing FieldsInPredelete tests
    // check that intValue is a valid index
    if (intValue >= 0 & intValue < arraySize) {
      PersistenceManager pm = JDOHelper.getPersistenceManager(this);
      usePM(pm);
      if (nextObj != null) {
        pm.deletePersistent(nextObj); // delete referenced object

        // delete designated child
        for (InstanceCallbackClass obj : children) {
          if (obj.intValue == childToDelete) {
            pm.deletePersistent(obj);
            break;
          }
        }
      }
    }
  }

  public void jdoPostLoad() {}

  public void jdoPreClear() {
    if (!performPreClearTests) {
      return;
    }
    // the following code is copied from captureValues, because it must
    // not be enhanced for execution during jdoPreClear.
    // check that intValue is a valid index
    if (intValue >= 0 & intValue < arraySize) {
      processedIndex[intValue] = true;

      // capture values of the attributes
      capturedName[intValue] = name;
      capturedTimeStamp[intValue] = timeStamp;
      capturedDoubleValue[intValue] = doubleValue;
      numberOfChildren[intValue] = children.size();
      sumOfChildrenIntValue[intValue] = 0;
      for (InstanceCallbackClass o : children) {
        sumOfChildrenIntValue[intValue] += o.intValue;
      }
      capturedChildToDelete[intValue] = childToDelete;
      capturedCharValue[intValue] = charValue;
      if (nextObj != null) {
        capturedNextObjName[intValue] = nextObj.name;
      } else {
        capturedNextObjName[intValue] = null;
      }
    }
  }

  void captureValues() {
    // check that intValue is a valid index
    if (intValue >= 0 & intValue < arraySize) {
      processedIndex[intValue] = true;

      // capture values of the attributes
      capturedName[intValue] = name;
      capturedTimeStamp[intValue] = timeStamp;
      capturedDoubleValue[intValue] = doubleValue;
      numberOfChildren[intValue] = children.size();
      sumOfChildrenIntValue[intValue] = 0;
      for (InstanceCallbackClass o : children) {
        sumOfChildrenIntValue[intValue] += o.intValue;
      }
      capturedChildToDelete[intValue] = childToDelete;
      capturedCharValue[intValue] = charValue;
      if (nextObj != null) {
        capturedNextObjName[intValue] = nextObj.name;
      } else {
        capturedNextObjName[intValue] = null;
      }
    }
  }

  void usePM(PersistenceManager pm) {
    if (intValue >= 0 & intValue < arraySize) {
      Transaction t = pm.currentTransaction();
      if (t.isActive()) {
        transactionActive[intValue] = true;
      }
    }
  }

  public static class KeyClass implements Serializable, Comparable<KeyClass> {

    private static final long serialVersionUID = 1L;

    public int keyValue;

    public KeyClass() {}

    public KeyClass(String s) {
      try {
        keyValue = Integer.parseInt(s);
      } catch (NumberFormatException e) {
        keyValue = 0;
      }
    }

    public boolean equals(Object obj) {
      if (obj == null || !this.getClass().equals(obj.getClass())) return false;
      else return keyValue == ((KeyClass) obj).keyValue;
    }

    public int hashCode() {
      return keyValue;
    }

    public String toString() {
      return Integer.toString(keyValue);
    }

    public int compareTo(KeyClass obj) {
      // may throw ClassCastException to be handled by user.
      return keyValue - obj.keyValue;
    }
  }
}