/*
 * Copyright (C) 2011 Clearspring Technologies, Inc. 
 *
 * 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.clearspring.analytics.stream;

import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicLong;

/**
 * @author Eric Vlaanderen
 */
public class ScoredItem<T> implements Comparable<ScoredItem>
{
	private final AtomicLong error;
	private final AtomicLong count;
	private final AtomicBoolean newItem;
	private final T item;

	public ScoredItem(final T item, final long count, final long error)
	{
		this.item = item;
		this.error = new AtomicLong(error);
		this.count = new AtomicLong(count);
		this.newItem = new AtomicBoolean(true);
	}

	public ScoredItem(final T item, final long count)
	{
		 this(item, count, 0L);
	}

	public long addAndGetCount(final long delta)
	{
		return this.count.addAndGet(delta);
	}

	public void setError(final long newError)
	{
		this.error.set(newError);
	}

	public long getError()
	{
		return error.get();
	}

	public T getItem()
	{
		return item;
	}

	public boolean isNewItem()
	{
		return newItem.get();
	}

	public long getCount()
	{
		return count.get();
	}

	@Override
	public int compareTo(final ScoredItem o)
	{
		return Long.compare(o.count.get(), count.get());
	}

	public String toString()
	{
		StringBuilder sb = new StringBuilder();
		sb.append("Value: ");
		sb.append(item);
		sb.append(", Count: ");
		sb.append(count);
		sb.append(", Error: ");
		sb.append(error);
		sb.append(", object: ");
		sb.append(super.toString());
		return sb.toString();
	}


	public void setNewItem(final boolean newItem)
	{
		this.newItem.set(newItem);
	}
}

/*
 * Copyright (C) 2011 Clearspring Technologies, Inc. 
 *
 * 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.clearspring.analytics.stream;

import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicLong;

/**
 * @author Eric Vlaanderen
 */
public class ScoredItem<T> implements Comparable<ScoredItem<T>>
{
	private final AtomicLong error;
	private final AtomicLong count;
	private final AtomicBoolean newItem;
	private final T item;

	public ScoredItem(final T item, final long count, final long error)
	{
		this.item = item;
		this.error = new AtomicLong(error);
		this.count = new AtomicLong(count);
		this.newItem = new AtomicBoolean(true);
	}

	public ScoredItem(final T item, final long count)
	{
		 this(item, count, 0L);
	}

	public long addAndGetCount(final long delta)
	{
		return this.count.addAndGet(delta);
	}

	public void setError(final long newError)
	{
		this.error.set(newError);
	}

	public long getError()
	{
		return error.get();
	}

	public T getItem()
	{
		return item;
	}

	public boolean isNewItem()
	{
		return newItem.get();
	}

	public long getCount()
	{
		return count.get();
	}

	@Override
	public int compareTo(final ScoredItem<T> o)
	{
		long x = o.count.get();
		long y = count.get();
		return (x < y) ? -1 : ((x == y) ? 0 : 1);
	}

	public String toString()
	{
		StringBuilder sb = new StringBuilder();
		sb.append("Value: ");
		sb.append(item);
		sb.append(", Count: ");
		sb.append(count);
		sb.append(", Error: ");
		sb.append(error);
		sb.append(", object: ");
		sb.append(super.toString());
		return sb.toString();
	}


	public void setNewItem(final boolean newItem)
	{
		this.newItem.set(newItem);
	}
}

Fix java 6 regression introduced by 0fcb80561cd9a5b3e7032224a1efd8749ee21b0d