intial version

[phpeclipse.git] / archive / net.sourceforge.phpeclipse.jtidy / src / net / sourceforge / phpdt / tidy / w3c / StreamIn.java

diff --git a/archive/net.sourceforge.phpeclipse.jtidy/src/net/sourceforge/phpdt/tidy/w3c/StreamIn.java b/archive/net.sourceforge.phpeclipse.jtidy/src/net/sourceforge/phpdt/tidy/w3c/StreamIn.java
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+++ b/archive/net.sourceforge.phpeclipse.jtidy/src/net/sourceforge/phpdt/tidy/w3c/StreamIn.java
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+/*
+ * @(#)StreamIn.java   1.11 2000/08/16
+ *
+ */
+
+package net.sourceforge.phpdt.tidy.w3c;
+
+/**
+ *
+ * Input Stream
+ *
+ * (c) 1998-2000 (W3C) MIT, INRIA, Keio University
+ * Derived from <a href="http://www.w3.org/People/Raggett/tidy">
+ * HTML Tidy Release 4 Aug 2000</a>
+ *
+ * @author  Dave Raggett <dsr@w3.org>
+ * @author  Andy Quick <ac.quick@sympatico.ca> (translation to Java)
+ * @version 1.0, 1999/05/22
+ * @version 1.0.1, 1999/05/29
+ * @version 1.1, 1999/06/18 Java Bean
+ * @version 1.2, 1999/07/10 Tidy Release 7 Jul 1999
+ * @version 1.3, 1999/07/30 Tidy Release 26 Jul 1999
+ * @version 1.4, 1999/09/04 DOM support
+ * @version 1.5, 1999/10/23 Tidy Release 27 Sep 1999
+ * @version 1.6, 1999/11/01 Tidy Release 22 Oct 1999
+ * @version 1.7, 1999/12/06 Tidy Release 30 Nov 1999
+ * @version 1.8, 2000/01/22 Tidy Release 13 Jan 2000
+ * @version 1.9, 2000/06/03 Tidy Release 30 Apr 2000
+ * @version 1.10, 2000/07/22 Tidy Release 8 Jul 2000
+ * @version 1.11, 2000/08/16 Tidy Release 4 Aug 2000
+ */
+
+import java.io.InputStream;
+
+public abstract class StreamIn {
+
+    public static final int EndOfStream = -1; // EOF
+
+    /* states for ISO 2022 
+
+     A document in ISO-2022 based encoding uses some ESC sequences called 
+     "designator" to switch character sets. The designators defined and 
+     used in ISO-2022-JP are:
+
+        "ESC" + "(" + ?     for ISO646 variants
+
+        "ESC" + "$" + ?     and
+        "ESC" + "$" + "(" + ?   for multibyte character sets
+    */
+
+    public static final int FSM_ASCII    = 0;
+    public static final int FSM_ESC      = 1;
+    public static final int FSM_ESCD     = 2;
+    public static final int FSM_ESCDP    = 3;
+    public static final int FSM_ESCP     = 4;
+    public static final int FSM_NONASCII = 5;
+
+    /* non-raw input is cleaned up*/
+    public int state;     /* FSM for ISO2022 */
+    public boolean pushed;
+    public int c;
+    public int tabs;
+    public int tabsize;
+    public int lastcol;
+    public int curcol;
+    public int curline;
+    public int encoding;
+    public InputStream stream;
+    public boolean endOfStream;
+    public Object lexer;  /* needed for error reporting */
+
+    /* read char from stream */
+    public abstract int readCharFromStream();
+
+    public abstract int readChar();
+
+    public abstract void ungetChar(int c);
+
+    public abstract boolean isEndOfStream();
+
+}