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/*******************************************************************************
* 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.core.runtime.Assert;
import org.eclipse.jdt.core.*;
/**
* Handle for an import declaration. Info object is a ImportDeclarationElementInfo.
* @see IImportDeclaration
*/
public class ImportDeclaration extends SourceRefElement implements IImportDeclaration {
protected String name;
protected boolean isOnDemand;
/**
* Constructs an ImportDeclaration in the given import container
* with the given name.
*/
protected ImportDeclaration(ImportContainer parent, String name, boolean isOnDemand) {
super(parent);
this.name = name;
this.isOnDemand = isOnDemand;
}
@Override
public boolean equals(Object o) {
if (!(o instanceof ImportDeclaration)) return false;
return super.equals(o);
}
@Override
public String getElementName() {
if (this.isOnDemand)
return this.name + ".*"; //$NON-NLS-1$
return this.name;
}
public String getNameWithoutStar() {
return this.name;
}
/**
* @see IJavaElement
*/
@Override
public int getElementType() {
return IMPORT_DECLARATION;
}
/**
* @see org.eclipse.jdt.core.IImportDeclaration#getFlags()
*/
@Override
public int getFlags() throws JavaModelException {
ImportDeclarationElementInfo info = (ImportDeclarationElementInfo)getElementInfo();
return info.getModifiers();
}
/**
* @see JavaElement#getHandleMemento(StringBuffer)
* For import declarations, the handle delimiter is associated to the import container already
*/
@Override
protected void getHandleMemento(StringBuffer buff) {
((JavaElement)getParent()).getHandleMemento(buff);
escapeMementoName(buff, getElementName());
if (this.occurrenceCount > 1) {
buff.append(JEM_COUNT);
buff.append(this.occurrenceCount);
}
}
/**
* @see JavaElement#getHandleMemento()
*/
@Override
protected char getHandleMementoDelimiter() {
// For import declarations, the handle delimiter is associated to the import container already
Assert.isTrue(false, "Should not be called"); //$NON-NLS-1$
return 0;
}
@Override
public ISourceRange getNameRange() throws JavaModelException {
ImportDeclarationElementInfo info = (ImportDeclarationElementInfo) getElementInfo();
return info.getNameRange();
}
@Override
public IJavaElement getPrimaryElement(boolean checkOwner) {
CompilationUnit cu = (CompilationUnit)this.parent.getParent();
if (checkOwner && cu.isPrimary()) return this;
return cu.getImport(getElementName());
}
/**
* Returns true if the import is on-demand (ends with ".*")
*/
@Override
public boolean isOnDemand() {
return this.isOnDemand;
}
/**
*/
@Override
public String readableName() {
return null;
}
/**
* @private Debugging purposes
*/
@Override
protected void toStringInfo(int tab, StringBuffer buffer, Object info, boolean showResolvedInfo) {
buffer.append(tabString(tab));
buffer.append("import "); //$NON-NLS-1$
toStringName(buffer);
if (info == null) {
buffer.append(" (not open)"); //$NON-NLS-1$
}
}
}
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