From d6f9dbc493df725d3d574403549de142c5e1222a Mon Sep 17 00:00:00 2001
From: Kenneth Russel <kbrussel@alum.mit.edu>
Date: Mon, 24 Oct 2005 19:21:03 +0000
Subject: Merged JSR-231 branch on to the main JOGL trunk. The main trunk now
contains the evolving JSR-231 Reference Implementation and the JSR-231 branch
is permanently closed.
git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/svn-server-sync/jogl/trunk@401 232f8b59-042b-4e1e-8c03-345bb8c30851
---
src/classes/com/sun/gluegen/FunctionEmitter.java | 208 +++++++++++++++++++++++
1 file changed, 208 insertions(+)
create mode 100644 src/classes/com/sun/gluegen/FunctionEmitter.java
(limited to 'src/classes/com/sun/gluegen/FunctionEmitter.java')
diff --git a/src/classes/com/sun/gluegen/FunctionEmitter.java b/src/classes/com/sun/gluegen/FunctionEmitter.java
new file mode 100644
index 000000000..baf08b93a
--- /dev/null
+++ b/src/classes/com/sun/gluegen/FunctionEmitter.java
@@ -0,0 +1,208 @@
+/*
+ * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * - Redistribution of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistribution in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * Neither the name of Sun Microsystems, Inc. or the names of
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * This software is provided "AS IS," without a warranty of any kind. ALL
+ * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
+ * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
+ * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
+ * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
+ * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
+ * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
+ * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
+ * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
+ * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
+ * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+ *
+ * You acknowledge that this software is not designed or intended for use
+ * in the design, construction, operation or maintenance of any nuclear
+ * facility.
+ *
+ * Sun gratefully acknowledges that this software was originally authored
+ * and developed by Kenneth Bradley Russell and Christopher John Kline.
+ */
+
+package com.sun.gluegen;
+
+import java.util.*;
+import java.io.*;
+
+public abstract class FunctionEmitter
+{
+ public static final EmissionModifier STATIC = new EmissionModifier("static");
+
+ private HashSet modifiers = new HashSet(4);
+ private CommentEmitter commentEmitter = null;
+ private PrintWriter defaultOutput;
+
+ /**
+ * Constructs the FunctionEmitter with a CommentEmitter that emits nothing.
+ */
+ public FunctionEmitter(PrintWriter defaultOutput)
+ {
+ assert(defaultOutput != null);
+ this.defaultOutput = defaultOutput;
+ }
+
+ /**
+ * Makes this FunctionEmitter a copy of the passed one.
+ */
+ public FunctionEmitter(FunctionEmitter arg) {
+ modifiers = (HashSet) arg.modifiers.clone();
+ commentEmitter = arg.commentEmitter;
+ defaultOutput = arg.defaultOutput;
+ }
+
+ public PrintWriter getDefaultOutput() { return defaultOutput; }
+
+ public void addModifiers(Iterator/*<EmissionModifier>*/ mi)
+ {
+ while (mi.hasNext())
+ {
+ modifiers.add((EmissionModifier) mi.next());
+ }
+ }
+ public void addModifier(EmissionModifier m) { modifiers.add(m); }
+
+ public boolean removeModifier(EmissionModifier m) { return modifiers.remove(m); }
+
+ public void clearModifiers() { modifiers.clear(); }
+
+ public boolean hasModifier(EmissionModifier m) { return modifiers.contains(m); }
+
+ public Iterator getModifiers() { return modifiers.iterator(); }
+
+ public abstract String getName();
+
+ /**
+ * Emit the function to the specified output (instead of the default
+ * output).
+ */
+ public void emit(PrintWriter output)
+ {
+ emitDocComment(output);
+ //output.println(" // Emitter: " + getClass().getName());
+ emitSignature(output);
+ emitBody(output);
+ }
+
+ /**
+ * Emit the function to the default output (the output that was passed to
+ * the constructor)
+ */
+ public final void emit()
+ {
+ emit(getDefaultOutput());
+ }
+
+ /** Returns, as a String, whatever {@link #emit} would output. */
+ public String toString()
+ {
+ StringWriter sw = new StringWriter(500);
+ PrintWriter w = new PrintWriter(sw);
+ emit(w);
+ return sw.toString();
+ }
+
+ /**
+ * Set the object that will emit the comment for this function. If the
+ * parameter is null, no comment will be emitted.
+ */
+ public void setCommentEmitter(CommentEmitter cEmitter)
+ {
+ commentEmitter = cEmitter;
+ }
+
+ /**
+ * Get the comment emitter for this FunctionEmitter. The return value may be
+ * null, in which case no comment emitter has been set.
+ */
+ public CommentEmitter getCommentEmitter() { return commentEmitter; }
+
+ protected void emitDocComment(PrintWriter writer)
+ {
+ if (commentEmitter != null)
+ {
+ writer.print(getBaseIndentString()); //indent
+
+ writer.print(getCommentStartString());
+
+ commentEmitter.emit(this, writer);
+
+ writer.print(getBaseIndentString()); //indent
+
+ writer.println(getCommentEndString());
+ }
+ }
+
+ protected void emitSignature(PrintWriter writer)
+ {
+ writer.print(getBaseIndentString()); // indent method
+
+ int numEmitted = emitModifiers(writer);
+ if (numEmitted > 0)
+ {
+ writer.print(" ");
+ }
+
+ emitReturnType(writer);
+ writer.print(" ");
+
+ emitName(writer);
+ writer.print("(");
+
+ emitArguments(writer);
+ writer.print(")");
+ }
+
+ protected int emitModifiers(PrintWriter writer)
+ {
+ PrintWriter w = getDefaultOutput();
+ int numEmitted = 0;
+ for (Iterator it = getModifiers(); it.hasNext(); )
+ {
+ writer.print(it.next());
+ ++numEmitted;
+ if (it.hasNext())
+ {
+ writer.print(" ");
+ }
+ }
+ return numEmitted;
+ }
+
+ protected String getBaseIndentString() { return ""; }
+
+ protected String getCommentStartString() { return "/* "; }
+ protected String getCommentEndString() { return " */"; }
+
+ protected abstract void emitReturnType(PrintWriter writer);
+ protected abstract void emitName(PrintWriter writer);
+ /** Returns the number of arguments emitted. */
+ protected abstract int emitArguments(PrintWriter writer);
+ protected abstract void emitBody(PrintWriter writer);
+
+ public static class EmissionModifier
+ {
+ public final String toString() { return emittedForm; }
+
+ private String emittedForm;
+ protected EmissionModifier(String emittedForm) { this.emittedForm = emittedForm; }
+ }
+}
+
--
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