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/*
* Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package javax.tools;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Reader;
import java.io.Writer;
import java.nio.CharBuffer;
import javax.lang.model.element.NestingKind;
import javax.lang.model.element.Modifier;
/**
* File abstraction for tools operating on Java™ programming language
* source and class files.
*
* <p>All methods in this interface might throw a SecurityException if
* a security exception occurs.
*
* <p>Unless explicitly allowed, all methods in this interface might
* throw a NullPointerException if given a {@code null} argument.
*
* @author Peter von der Ahé
* @author Jonathan Gibbons
* @see JavaFileManager
* @since 1.6
*/
public interface JavaFileObject extends FileObject {
/**
* Kinds of JavaFileObjects.
*/
enum Kind {
/**
* Source files written in the Java programming language. For
* example, regular files ending with {@code .java}.
*/
SOURCE(".java"),
/**
* Class files for the Java Virtual Machine. For example,
* regular files ending with {@code .class}.
*/
CLASS(".class"),
/**
* HTML files. For example, regular files ending with {@code
* .html}.
*/
HTML(".html"),
/**
* Any other kind.
*/
OTHER("");
/**
* The extension which (by convention) is normally used for
* this kind of file object. If no convention exists, the
* empty string ({@code ""}) is used.
*/
public final String extension;
private Kind(String extension) {
extension.getClass(); // null check
this.extension = extension;
}
};
/**
* Gets the kind of this file object.
*
* @return the kind
*/
Kind getKind();
/**
* Checks if this file object is compatible with the specified
* simple name and kind. A simple name is a single identifier
* (not qualified) as defined in
* <cite>The Java™ Language Specification</cite>,
* section 6.2 "Names and Identifiers".
*
* @param simpleName a simple name of a class
* @param kind a kind
* @return {@code true} if this file object is compatible; false
* otherwise
*/
boolean isNameCompatible(String simpleName, Kind kind);
/**
* Provides a hint about the nesting level of the class
* represented by this file object. This method may return
* {@link NestingKind#MEMBER} to mean
* {@link NestingKind#LOCAL} or {@link NestingKind#ANONYMOUS}.
* If the nesting level is not known or this file object does not
* represent a class file this method returns {@code null}.
*
* @return the nesting kind, or {@code null} if the nesting kind
* is not known
*/
NestingKind getNestingKind();
/**
* Provides a hint about the access level of the class represented
* by this file object. If the access level is not known or if
* this file object does not represent a class file this method
* returns {@code null}.
*
* @return the access level
*/
Modifier getAccessLevel();
}
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