Mercurial > jdk8-mips64-public > langtools / file revision

 /*

  * 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;

     }

 }