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

package org.eclipse.jdt.internal.core;

/*
 * (c) Copyright IBM Corp. 2000, 2001.
 * All Rights Reserved.
 */
import org.eclipse.core.resources.*;

import org.eclipse.jdt.core.*;

/**
 * The SingleTypeRequestor is an IJavaElementRequestor that 
 * only accepts one result element and then cancels.
 */
/* package */ class SingleTypeRequestor implements IJavaElementRequestor {
	/**
	 * The single accepted element
	 */
	protected IType fElement= null;
/**
 * @see IJavaElementRequestor
 */
public void acceptField(IField field) {
}
/**
 * @see IJavaElementRequestor
 */
public void acceptInitializer(IInitializer initializer) {
}
/**
 * @see IJavaElementRequestor
 */
public void acceptMemberType(IType type) {
	fElement= type;
}
/**
 * @see IJavaElementRequestor
 */
public void acceptMethod(IMethod method) {
}
/**
 * @see IJavaElementRequestor
 */
public void acceptPackageFragment(IPackageFragment packageFragment) {
}
/**
 * @see IJavaElementRequestor
 */
public void acceptType(IType type) {
	fElement= type;
}
/**
 * Returns the type accepted by this requestor, or <code>null</code>
 * if no type has been accepted.
 */
public IType getType() {
	return fElement;
}
/**
 * @see IJavaElementRequestor
 */
public boolean isCanceled() {
	return fElement != null;
}
/**
 * Reset the state of this requestor
 */
public void reset() {
	fElement= null;
}
}