src/jdk.compiler/share/classes/com/sun/tools/sjavac/comp/JavaFileObjectWithLocation.java

/*
 * Copyright (c) 2014, 2015, 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
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package com.sun.tools.sjavac.comp;

import javax.tools.ForwardingJavaFileObject;
import javax.tools.JavaFileManager.Location;
import javax.tools.JavaFileObject;

import com.sun.tools.javac.api.ClientCodeWrapper.Trusted;

@Trusted
public class JavaFileObjectWithLocation<F extends JavaFileObject> extends ForwardingJavaFileObject<F> {

    private final Location loc;

    public JavaFileObjectWithLocation(F delegate, Location loc) {
        super(delegate);
        this.loc = loc;
    }

    public Location getLocation() {
        return loc;
    }

    public F getDelegate() {
        return fileObject;
    }

    public String toString() {
        return "JavaFileObjectWithLocation[loc: " + loc + ", " + fileObject + "]";
    }

    @Override
    public int hashCode() {
        return loc.hashCode() ^ fileObject.hashCode();
    }

    @Override
    public boolean equals(Object obj) {
        if (!(obj instanceof JavaFileObjectWithLocation))
            return false;
        JavaFileObjectWithLocation<?> other = (JavaFileObjectWithLocation<?>) obj;
        return loc.equals(other.loc) && fileObject.equals(other.fileObject);
    }
}