src/jdk.xml.bind/share/classes/com/sun/tools/internal/xjc/ProgressCodeWriter.java
author aefimov
Thu, 23 Nov 2017 18:23:15 +0000
changeset 47930 f2de2c55c6c7
parent 47216 71c04702a3d5
permissions -rw-r--r--
8187954: Update JAX-WS RI integration to latest version Reviewed-by: lancea Contributed-by: zheng.jun.li@oracle.com
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/*
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 * Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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package com.sun.tools.internal.xjc;
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import java.io.File;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.io.Writer;
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import com.sun.codemodel.internal.CodeWriter;
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import com.sun.codemodel.internal.JPackage;
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import com.sun.codemodel.internal.writer.FilterCodeWriter;
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/**
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 * {@link CodeWriter} that reports progress to {@link XJCListener}.
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 */
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final class ProgressCodeWriter extends FilterCodeWriter {
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    private int current;
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    private final int totalFileCount;
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    public ProgressCodeWriter( CodeWriter output, XJCListener progress, int totalFileCount ) {
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        super(output);
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        this.progress = progress;
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        this.totalFileCount = totalFileCount;
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        if(progress==null)
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            throw new IllegalArgumentException();
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    }
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    private final XJCListener progress;
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    @Override
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    public Writer openSource(JPackage pkg, String fileName) throws IOException {
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        report(pkg,fileName);
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        return super.openSource(pkg, fileName);
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    }
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    @Override
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    public OutputStream openBinary(JPackage pkg, String fileName) throws IOException {
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        report(pkg,fileName);
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        return super.openBinary(pkg,fileName);
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    }
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    /**
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     * Report progress to {@link XJCListener}.
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     * @param pkg The package of file being written. Value of {@code null} means that file has no package.
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     * @param fileName The file name being written. Value can't be {@code null}.
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     */
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    private void report(final JPackage pkg, final String fileName) {
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        if (fileName == null) {
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            throw new IllegalArgumentException("File name is null");
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        }
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        final String pkgName;
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        final String fileNameOut;
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        if (pkg != null && (pkgName = pkg.name().replace('.', File.separatorChar)).length() > 0 ) {
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            final StringBuilder sb = new StringBuilder(fileName.length() + pkgName.length() + 1);
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            sb.append(pkgName);
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            sb.append(File.separatorChar);
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            sb.append(fileName);
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            fileNameOut = sb.toString();
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        } else {
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            fileNameOut = fileName;
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        }
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        if(progress.isCanceled())
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            throw new AbortException();
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        progress.generatedFile(fileNameOut, current++, totalFileCount);
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    }
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}