org.eclipse.jdt.core/model/org/eclipse/jdt/internal/core/VerboseElementCache.java

/*******************************************************************************
 * Copyright (c) 2000, 2009 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.internal.core;

import java.text.NumberFormat;
import java.util.Date;

import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IOpenable;

public class VerboseElementCache<K extends IJavaElement & IOpenable> extends ElementCache<K> {

	private K beingAdded;
	private String name;

	public VerboseElementCache(int size, String name) {
		super(size);
		this.name = name;
	}

	@Override
	protected boolean makeSpace(int space) {
		if (this.beingAdded == null) return super.makeSpace(space);
		String fillingRatio = toStringFillingRation(this.name);
		boolean result = super.makeSpace(space);
		String newFillingRatio = toStringFillingRation(this.name);
		if (!fillingRatio.equals(newFillingRatio)) {
			System.out.println(Thread.currentThread() + " " + new Date(System.currentTimeMillis()).toString()); //$NON-NLS-1$
			System.out.println(Thread.currentThread() + " MADE SPACE FOR " + fillingRatio + " (NOW " + NumberFormat.getInstance().format(fillingRatio()) + "% full)"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
			System.out.println(Thread.currentThread() + " WHILE OPENING "+ ((JavaElement) this.beingAdded).toStringWithAncestors());  //$NON-NLS-1$
			System.out.println();
		}
		return result;
	}

	@Override
	public JavaElementInfo put(K key, JavaElementInfo value) {
		try {
			if (this.beingAdded == null)
				this.beingAdded = key;
			return super.put(key, value);
		} finally {
			if (key.equals(this.beingAdded))
				this.beingAdded = null;
		}
	}

}