/*

 * Copyright (c) 2008, 2012, 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 com.sun.tools.javac.util;

import java.util.Collection;

import java.util.EnumSet;

import java.util.Locale;

import javax.tools.JavaFileObject;

import com.sun.tools.javac.api.DiagnosticFormatter.Configuration.*;

import com.sun.tools.javac.api.Formattable;

import com.sun.tools.javac.file.BaseFileObject;

import com.sun.tools.javac.tree.JCTree.*;

import com.sun.tools.javac.util.AbstractDiagnosticFormatter.SimpleConfiguration;

import static com.sun.tools.javac.api.DiagnosticFormatter.PositionKind.*;

/**

 * A raw formatter for diagnostic messages.

 * The raw formatter will format a diagnostic according to one of two format patterns, depending on whether

 * or not the source name and position are set. This formatter provides a standardized, localize-independent

 * implementation of a diagnostic formatter; as such, this formatter is best suited for testing purposes.

 *

 * <p><b>This is NOT part of any supported API.

 * If you write code that depends on this, you do so at your own risk.

 * This code and its internal interfaces are subject to change or

 * deletion without notice.</b>

 */

public final class RawDiagnosticFormatter extends AbstractDiagnosticFormatter {

    /**

     * Create a formatter based on the supplied options.

     * @param options

     */

    public RawDiagnosticFormatter(Options options) {

        super(null, new SimpleConfiguration(options,

                EnumSet.of(DiagnosticPart.SUMMARY,

                        DiagnosticPart.DETAILS,

                        DiagnosticPart.SUBDIAGNOSTICS)));

    }

    //provide common default formats

    public String formatDiagnostic(JCDiagnostic d, Locale l) {

        try {

            StringBuilder buf = new StringBuilder();

            if (d.getPosition() != Position.NOPOS) {

                buf.append(formatSource(d, false, null));

                buf.append(':');

                buf.append(formatPosition(d, LINE, null));

                buf.append(':');

                buf.append(formatPosition(d, COLUMN, null));

                buf.append(':');

            }

            else if (d.getSource() != null && d.getSource().getKind() == JavaFileObject.Kind.CLASS) {

                buf.append(formatSource(d, false, null));

                buf.append(":-:-:");

            }

            else

                buf.append('-');

            buf.append(' ');

            buf.append(formatMessage(d, null));

            if (displaySource(d)) {

                buf.append("\n");

                buf.append(formatSourceLine(d, 0));

            }

            return buf.toString();

        }

        catch (Exception e) {

            //e.printStackTrace();

            return null;

        }

    }

    public String formatMessage(JCDiagnostic d, Locale l) {

        StringBuilder buf = new StringBuilder();

        Collection<String> args = formatArguments(d, l);

        buf.append(localize(null, d.getCode(), args.toArray()));

        if (d.isMultiline() && getConfiguration().getVisible().contains(DiagnosticPart.SUBDIAGNOSTICS)) {

            List<String> subDiags = formatSubdiagnostics(d, null);

            if (subDiags.nonEmpty()) {

                String sep = "";

                buf.append(",{");

                for (String sub : formatSubdiagnostics(d, null)) {

                    buf.append(sep);

                    buf.append("(");

                    buf.append(sub);

                    buf.append(")");

                    sep = ",";

                }

                buf.append('}');

            }

        }

        return buf.toString();

    }

    @Override

    protected String formatArgument(JCDiagnostic diag, Object arg, Locale l) {

        String s;

        if (arg instanceof Formattable) {

            s = arg.toString();

        } else if (arg instanceof JCExpression) {

            JCExpression tree = (JCExpression)arg;

            s = "@" + tree.getStartPosition();

        } else if (arg instanceof BaseFileObject) {

            s = ((BaseFileObject) arg).getShortName();

        } else {

            s = super.formatArgument(diag, arg, null);

        }

        return (arg instanceof JCDiagnostic) ? "(" + s + ")" : s;

    }

    @Override

    protected String localize(Locale l, String key, Object... args) {

        StringBuilder buf = new StringBuilder();

        buf.append(key);

        String sep = ": ";

        for (Object o : args) {

            buf.append(sep);

            buf.append(o);

            sep = ", ";

        }

        return buf.toString();

    }

    @Override

    public boolean isRaw() {

        return true;

    }

}