Java tutorial
//package com.java2s; /******************************************************************************* * Copyright (c) 2008 IBM Corporation and others. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * IBM Corporation - initial API and implementation * Rafael Oliveira Nbrega <rafael.oliveira@gmail.com> - bug 230232 *******************************************************************************/ import org.eclipse.jdt.core.IJavaProject; import org.eclipse.jdt.core.IType; import org.eclipse.jdt.core.JavaModelException; public class Main { public static boolean isOnClasspath(String fullyQualifiedName, IJavaProject project) { if (fullyQualifiedName.indexOf('$') != -1) fullyQualifiedName = fullyQualifiedName.replace('$', '.'); try { IType type = project.findType(fullyQualifiedName); return type != null && type.exists(); } catch (JavaModelException e) { } return false; } }