Copyright (c) 2000, 2010 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
/*******************************************************************************
 * Copyright (c) 2000, 2010 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 org.eclipse.jdt.core.*;
import org.eclipse.jdt.internal.core.util.MementoTokenizer;

See Also:
IImportContainer/**
 * @see IImportContainer
 */
public class ImportContainer extends SourceRefElement implements IImportContainer {
protected ImportContainer(CompilationUnit parent) {
	super(parent);
}
@Override
public boolean equals(Object o) {
	if (!(o instanceof ImportContainer)) return false;
	return super.equals(o);
}
See Also:
IJavaElement/**
 * @see IJavaElement
 */
@Override
public int getElementType() {
	return IMPORT_CONTAINER;
}

@Override
public IJavaElement getHandleFromMemento(String token, MementoTokenizer memento, WorkingCopyOwner workingCopyOwner) {
	switch (token.charAt(0)) {
		case JEM_COUNT:
			return getHandleUpdatingCountFromMemento(memento, workingCopyOwner);
		case JEM_IMPORTDECLARATION:
			if (memento.hasMoreTokens()) {
				String importName = memento.nextToken();
				JavaElement importDecl = (JavaElement)getImport(importName);
				return importDecl.getHandleFromMemento(memento, workingCopyOwner);
			} else {
				return this;
			}
	}
	return null;
}
See Also:
getHandleMemento.getHandleMemento()/**
 * @see JavaElement#getHandleMemento()
 */
@Override
protected char getHandleMementoDelimiter() {
	return JavaElement.JEM_IMPORTDECLARATION;
}
See Also:
IImportContainer/**
 * @see IImportContainer
 */
@Override
public IImportDeclaration getImport(String importName) {
	int index = importName.indexOf(".*"); ///$NON-NLS-1$
	boolean isOnDemand = index != -1;
	if (isOnDemand) {
		importName = importName.substring(0, index);
	}
	return getImport(importName, isOnDemand);
}
protected IImportDeclaration getImport(String importName, boolean isOnDemand) {
	return new ImportDeclaration(this, importName, isOnDemand);
}

@Override
public IJavaElement getPrimaryElement(boolean checkOwner) {
	CompilationUnit cu = (CompilationUnit)this.parent;
	if (checkOwner && cu.isPrimary()) return this;
	return cu.getImportContainer();
}
See Also:
ISourceReference/**
 * @see ISourceReference
 */
@Override
public ISourceRange getSourceRange() throws JavaModelException {
	IJavaElement[] imports= getChildren();
	ISourceRange firstRange= ((ISourceReference)imports[0]).getSourceRange();
	ISourceRange lastRange= ((ISourceReference)imports[imports.length - 1]).getSourceRange();
	SourceRange range= new SourceRange(firstRange.getOffset(), lastRange.getOffset() + lastRange.getLength() - firstRange.getOffset());
	return range;
}
/**
 */
@Override
public String readableName() {

	return null;
}
@private
Debugging purposes/**
 * @private Debugging purposes
 */
@Override
protected void toString(int tab, StringBuffer buffer) {
	Object info = JavaModelManager.getJavaModelManager().peekAtInfo(this);
	if (info == null || !(info instanceof JavaElementInfo)) return;
	IJavaElement[] children = ((JavaElementInfo)info).getChildren();
	for (int i = 0; i < children.length; i++) {
		if (i > 0) buffer.append("\n"); //$NON-NLS-1$
		((JavaElement)children[i]).toString(tab, buffer);
	}
}
 Debugging purposes
/**
 *  Debugging purposes
 */
@Override
protected void toStringInfo(int tab, StringBuffer buffer, Object info, boolean showResolvedInfo) {
	buffer.append(tabString(tab));
	buffer.append("<import container>"); //$NON-NLS-1$
	if (info == null) {
		buffer.append(" (not open)"); //$NON-NLS-1$
	}
}
@Override
public ISourceRange getNameRange() {
	return null;
}
}