Merge branch 'compiler-support'

Conflicts:
	ChangeLog

Signed-off-by: Andrew John Hughes <gnu_andrew@member.fsf.org>

1 files changed, 125 insertions, 0 deletions

diff --git a/javax/tools/JavaFileObject.java b/javax/tools/JavaFileObject.java
new file mode 100644
index 000000000..e8293316a
--- /dev/null
+++ b/javax/tools/JavaFileObject.java
@@ -0,0 +1,125 @@
+/* JavaFileObject.java -- Abstraction for working with class & source files.
+   Copyright (C) 2012  Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath 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 for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+package javax.tools;
+
+import javax.lang.model.element.Modifier;
+import javax.lang.model.element.NestingKind;
+
+/**
+ * Abstraction for tools working with source and class files.
+ * All methods may throw a {@link SecurityException}.  All
+ * methods may throw a {@link NullPointerException} if supplied
+ * with a {@code null} argument, unless otherwise specified.
+ *
+ * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
+ * @since 1.6
+ */
+public interface JavaFileObject
+  extends FileObject
+{
+
+  /**
+   * Kinds of Java files.
+   *
+   * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
+   * @since 1.6
+   */
+  public enum Kind
+  {
+    /** Java class files, which end in {@code ".class"} */ CLASS (".class"),
+    /** Web pages, which end in {@code "*.html"} */ HTML (".html"), 
+    /** Any other kind of file. */ OTHER (""), 
+    /** Java source files, which end in {@code ".java"} */ SOURCE (".java");
+
+    /**
+     * The file extension usually used for files of this
+     * type.  If there is no conventional extension for
+     * this type, this field is set to the empty string,
+     * {@code ""}.
+     */
+    public final String extension;
+
+    Kind(String extension)
+    {
+      this.extension = extension;
+    }
+
+  }
+
+  /**
+   * Returns the kind of this file object.
+   *
+   * @return the kind.
+   */
+  Kind getKind();
+
+  /**
+   * Checks if this file object represents the specified
+   * kind of file for the supplied type.  The class name is
+   * a simple name i.e. not qualified.
+   *
+   * @param simpleName the simple name of the class.
+   * @param kind the kind of file.
+   * @return true if this object matches the type specified.
+   */
+  boolean isNameCompatible(String simpleName, Kind kind);
+
+  /**
+   * Provides a hint about the access level of this class, based
+   * on its modifiers.  If the access level is unknown, or this
+   * file object does not represent a class file, {@code null}
+   * is returned.
+   *
+   * @return the access level.
+   */
+  Modifier getAccessLevel();
+
+  /**
+   * Provides a hint about the nesting level of this class.
+   * It may return {@link NestingKind#MEMBER} instead of
+   * {@link NestingKind#LOCAL} or {@link NestingKind#ANONYMOUS}
+   * if it can not determine the exact type of nesting.  If
+   * the nesting level is completely unknown, or this file
+   * object does not represent a class file, {@code null}
+   * is returned.
+   *
+   * @return the nesting level.
+   */
+  NestingKind getNestingKind();
+
+}