4075303: Use javap to enquire aboput a specific inner class

4348375: Javap is not internationalized
4459541: "javap -l" shows line numbers as signed short; they should be unsigned
4501660: change diagnostic of -help as 'print this help message and exit'
4776241: unused source file in javap..
4870651: javap should recognize generics, varargs, enum
4876942: javap invoked without args does not print help screen
4880663: javap could output whitespace between class name and opening brace
4975569: javap doesn't print new flag bits
6271787: javap dumps LocalVariableTypeTable attribute in hex, needs to print a table
6305779: javap: support annotations
6439940: Clean up javap implementation
6469569: wrong check of searchpath in JavapEnvironment
6474890: javap does not open .zip files in -classpath
6587786: Javap throws error : "ERROR:Could not find <classname>" for JRE classes
6622215: javap ignores certain relevant access flags
6622216: javap names some attributes incorrectly
6622232: javap gets whitespace confused
6622260: javap prints negative bytes incorrectly in hex

Reviewed-by: ksrini

langtools/src/share/classes/com/sun/tools/javap/DisassemblerTool.java

@@ -0,0 +1,150 @@
+/*
+ * Copyright 2005-2006 Sun Microsystems, Inc.  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.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package com.sun.tools.javap; //javax.tools;
+
+import java.io.Writer;
+import java.nio.charset.Charset;
+import java.util.Locale;
+import java.util.concurrent.Callable;
+import javax.tools.DiagnosticListener;
+import javax.tools.JavaFileManager;
+import javax.tools.JavaFileObject;
+import javax.tools.OptionChecker;
+import javax.tools.StandardJavaFileManager;
+import javax.tools.Tool;
+
+/**
+ * This class is intended to be put in javax.tools.
+ *
+ * @see DiagnosticListener
+ * @see Diagnostic
+ * @see JavaFileManager
+ * @since 1.6
+ *
+ *  <p><b>This is NOT part of any API supported by Sun Microsystems.  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 interface DisassemblerTool extends Tool, OptionChecker {
+
+    /**
+     * Creates a future for a disassembly task with the given
+     * components and arguments.  The task might not have
+     * completed as described in the DissemblerTask interface.
+     *
+     * <p>If a file manager is provided, it must be able to handle all
+     * locations defined in {@link StandardLocation}.
+     *
+     * @param out a Writer for additional output from the compiler;
+     * use {@code System.err} if {@code null}
+     * @param fileManager a file manager; if {@code null} use the
+     * compiler's standard filemanager
+     * @param diagnosticListener a diagnostic listener; if {@code
+     * null} use the compiler's default method for reporting
+     * diagnostics
+     * @param options compiler options, {@code null} means no options
+     * @param classes class names (for annotation processing), {@code
+     * null} means no class names
+     * @param compilationUnits the compilation units to compile, {@code
+     * null} means no compilation units
+     * @return an object representing the compilation
+     * @throws RuntimeException if an unrecoverable error
+     * occurred in a user supplied component.  The
+     * {@linkplain Throwable#getCause() cause} will be the error in
+     * user code.
+     * @throws IllegalArgumentException if any of the given
+     * compilation units are of other kind than
+     * {@linkplain JavaFileObject.Kind#SOURCE source}
+     */
+    DisassemblerTask getTask(Writer out,
+                            JavaFileManager fileManager,
+                            DiagnosticListener<? super JavaFileObject> diagnosticListener,
+                            Iterable<String> options,
+                            Iterable<String> classes);
+
+    /**
+     * Gets a new instance of the standard file manager implementation
+     * for this tool.  The file manager will use the given diagnostic
+     * listener for producing any non-fatal diagnostics.  Fatal errors
+     * will be signalled with the appropriate exceptions.
+     *
+     * <p>The standard file manager will be automatically reopened if
+     * it is accessed after calls to {@code flush} or {@code close}.
+     * The standard file manager must be usable with other tools.
+     *
+     * @param diagnosticListener a diagnostic listener for non-fatal
+     * diagnostics; if {@code null} use the compiler's default method
+     * for reporting diagnostics
+     * @param locale the locale to apply when formatting diagnostics;
+     * {@code null} means the {@linkplain Locale#getDefault() default locale}.
+     * @param charset the character set used for decoding bytes; if
+     * {@code null} use the platform default
+     * @return the standard file manager
+     */
+    StandardJavaFileManager getStandardFileManager(
+        DiagnosticListener<? super JavaFileObject> diagnosticListener,
+        Locale locale,
+        Charset charset);
+
+    /**
+     * Interface representing a future for a disassembly task.  The
+     * task has not yet started.  To start the task, call
+     * the {@linkplain #call call} method.
+     *
+     * <p>Before calling the call method, additional aspects of the
+     * task can be configured, for example, by calling the
+     * {@linkplain #setLocale setLocale} method.
+     */
+    interface DisassemblerTask extends Callable<Boolean> {
+
+        /**
+         * Set the locale to be applied when formatting diagnostics and
+         * other localized data.
+         *
+         * @param locale the locale to apply; {@code null} means apply no
+         * locale
+         * @throws IllegalStateException if the task has started
+         */
+        void setLocale(Locale locale);
+
+        /**
+         * Performs this compilation task.  The compilation may only
+         * be performed once.  Subsequent calls to this method throw
+         * IllegalStateException.
+         *
+         * @return true if and only all the files compiled without errors;
+         * false otherwise
+         *
+         * @throws RuntimeException if an unrecoverable error occurred
+         * in a user-supplied component.  The
+         * {@linkplain Throwable#getCause() cause} will be the error
+         * in user code.
+         * @throws IllegalStateException if called more than once
+         */
+        Boolean call();
+    }
+}