jaxp/src/com/sun/org/apache/xml/internal/serializer/ToStream.java
changeset 12902 0a840d92fa30
parent 12458 d601e4bba306
child 16953 a44e04deb948
--- a/jaxp/src/com/sun/org/apache/xml/internal/serializer/ToStream.java	Wed Jul 05 18:12:32 2017 +0200
+++ b/jaxp/src/com/sun/org/apache/xml/internal/serializer/ToStream.java	Thu Jun 07 13:47:53 2012 -0700
@@ -919,8 +919,7 @@
         {
             // This is the old/fast code here, but is this
             // correct for all encodings?
-            if (ch >= CharInfo.S_SPACE || (CharInfo.S_LINEFEED == ch ||
-                    CharInfo.S_CARRIAGERETURN == ch || CharInfo.S_HORIZONAL_TAB == ch))
+            if (ch >= 0x20 || (0x0A == ch || 0x0D == ch || 0x09 == ch))
                 ret= true;
             else
                 ret = false;
@@ -1029,7 +1028,7 @@
      *
      * @throws java.io.IOException
      */
-    int accumDefaultEntity(
+    protected int accumDefaultEntity(
         java.io.Writer writer,
         char ch,
         int i,
@@ -1048,7 +1047,7 @@
         {
             // if this is text node character and a special one of those,
             // or if this is a character from attribute value and a special one of those
-            if ((fromTextNode && m_charInfo.shouldMapTextChar(ch)) || (!fromTextNode && m_charInfo.shouldMapAttrChar(ch)))
+            if ((fromTextNode && m_charInfo.isSpecialTextChar(ch)) || (!fromTextNode && m_charInfo.isSpecialAttrChar(ch)))
             {
                 String outputStringForChar = m_charInfo.getOutputStringForChar(ch);
 
@@ -1399,6 +1398,7 @@
 
         if (m_cdataTagOpen)
             closeCDATA();
+        // the check with _escaping is a bit of a hack for XLSTC
 
         if (m_disableOutputEscapingStates.peekOrFalse() || (!m_escaping))
         {
@@ -1421,173 +1421,82 @@
         try
         {
             int i;
+            char ch1;
             int startClean;
 
             // skip any leading whitspace
             // don't go off the end and use a hand inlined version
             // of isWhitespace(ch)
             final int end = start + length;
-            int lastDirtyCharProcessed = start - 1; // last non-clean character that was processed
-                                                                                                        // that was processed
-            final Writer writer = m_writer;
-            boolean isAllWhitespace = true;
-
-            // process any leading whitspace
-            i = start;
-            while (i < end && isAllWhitespace) {
-                char ch1 = chars[i];
-
-                if (m_charInfo.shouldMapTextChar(ch1)) {
-                    // The character is supposed to be replaced by a String
-                    // so write out the clean whitespace characters accumulated
-                    // so far
-                    // then the String.
-                    writeOutCleanChars(chars, i, lastDirtyCharProcessed);
-                    String outputStringForChar = m_charInfo
-                            .getOutputStringForChar(ch1);
-                    writer.write(outputStringForChar);
-                    // We can't say that everything we are writing out is
-                    // all whitespace, we just wrote out a String.
-                    isAllWhitespace = false;
-                    lastDirtyCharProcessed = i; // mark the last non-clean
-                    // character processed
-                    i++;
-                } else {
-                    // The character is clean, but is it a whitespace ?
-                    switch (ch1) {
-                    // TODO: Any other whitespace to consider?
-                    case CharInfo.S_SPACE:
-                        // Just accumulate the clean whitespace
-                        i++;
-                        break;
-                    case CharInfo.S_LINEFEED:
-                        lastDirtyCharProcessed = processLineFeed(chars, i,
-                                lastDirtyCharProcessed, writer);
-                        i++;
-                        break;
-                    case CharInfo.S_CARRIAGERETURN:
-                        writeOutCleanChars(chars, i, lastDirtyCharProcessed);
-                        writer.write("&#13;");
-                        lastDirtyCharProcessed = i;
-                        i++;
-                        break;
-                    case CharInfo.S_HORIZONAL_TAB:
-                        // Just accumulate the clean whitespace
-                        i++;
-                        break;
-                    default:
-                        // The character was clean, but not a whitespace
-                        // so break the loop to continue with this character
-                        // (we don't increment index i !!)
-                        isAllWhitespace = false;
-                        break;
+            int lastDirty = start - 1; // last character that needed processing
+            for (i = start;
+                ((i < end)
+                    && ((ch1 = chars[i]) == 0x20
+                        || (ch1 == 0xA && m_lineSepUse)
+                        || ch1 == 0xD
+                        || ch1 == 0x09));
+                i++)
+            {
+                /*
+                 * We are processing leading whitespace, but are doing the same
+                 * processing for dirty characters here as for non-whitespace.
+                 *
+                 */
+                if (!m_charInfo.isTextASCIIClean(ch1))
+                {
+                    lastDirty = processDirty(chars,end, i,ch1, lastDirty, true);
+                    i = lastDirty;
                 }
             }
-            }
             /* If there is some non-whitespace, mark that we may need
              * to preserve this. This is only important if we have indentation on.
              */
-            if (i < end || !isAllWhitespace)
+            if (i < end)
                 m_ispreserve = true;
 
+
+//            int lengthClean;    // number of clean characters in a row
+//            final boolean[] isAsciiClean = m_charInfo.getASCIIClean();
+
+            final boolean isXML10 = XMLVERSION10.equals(getVersion());
+            // we've skipped the leading whitespace, now deal with the rest
             for (; i < end; i++)
             {
-                char ch = chars[i];
-
-                if (m_charInfo.shouldMapTextChar(ch)) {
-                    // The character is supposed to be replaced by a String
-                    // e.g.   '&'  -->  "&amp;"
-                    // e.g.   '<'  -->  "&lt;"
-                    writeOutCleanChars(chars, i, lastDirtyCharProcessed);
-                    String outputStringForChar = m_charInfo.getOutputStringForChar(ch);
-                    writer.write(outputStringForChar);
-                    lastDirtyCharProcessed = i;
-                }
-                else {
-                    if (ch <= 0x1F) {
-                        // Range 0x00 through 0x1F inclusive
-                        //
-                        // This covers the non-whitespace control characters
-                        // in the range 0x1 to 0x1F inclusive.
-                        // It also covers the whitespace control characters in the same way:
-                        // 0x9   TAB
-                        // 0xA   NEW LINE
-                        // 0xD   CARRIAGE RETURN
-                        //
-                        // We also cover 0x0 ... It isn't valid
-                        // but we will output "&#0;"
-
-                        // The default will handle this just fine, but this
-                        // is a little performance boost to handle the more
-                        // common TAB, NEW-LINE, CARRIAGE-RETURN
-                        switch (ch) {
-
-                        case CharInfo.S_HORIZONAL_TAB:
-                            // Leave whitespace TAB as a real character
+                {
+                    // A tight loop to skip over common clean chars
+                    // This tight loop makes it easier for the JIT
+                    // to optimize.
+                    char ch2;
+                    while (i<end
+                            && ((ch2 = chars[i])<127)
+                            && m_charInfo.isTextASCIIClean(ch2))
+                            i++;
+                    if (i == end)
                         break;
-                        case CharInfo.S_LINEFEED:
-                            lastDirtyCharProcessed = processLineFeed(chars, i, lastDirtyCharProcessed, writer);
-                            break;
-                        case CharInfo.S_CARRIAGERETURN:
-                                writeOutCleanChars(chars, i, lastDirtyCharProcessed);
-                                writer.write("&#13;");
-                                lastDirtyCharProcessed = i;
-                            // Leave whitespace carriage return as a real character
-                            break;
-                        default:
-                            writeOutCleanChars(chars, i, lastDirtyCharProcessed);
-                            writer.write("&#");
-                            writer.write(Integer.toString(ch));
-                            writer.write(';');
-                            lastDirtyCharProcessed = i;
-                            break;
-
-                }
-                    }
-                    else if (ch < 0x7F) {
-                        // Range 0x20 through 0x7E inclusive
-                        // Normal ASCII chars, do nothing, just add it to
-                        // the clean characters
-
                 }
-                    else if (ch <= 0x9F){
-                        // Range 0x7F through 0x9F inclusive
-                        // More control characters, including NEL (0x85)
-                        writeOutCleanChars(chars, i, lastDirtyCharProcessed);
-                        writer.write("&#");
-                        writer.write(Integer.toString(ch));
-                        writer.write(';');
-                        lastDirtyCharProcessed = i;
+
+                final char ch = chars[i];
+                /*  The check for isCharacterInC0orC1Ranger and
+                 *  isNELorLSEPCharacter has been added
+                 *  to support Control Characters in XML 1.1
+                 */
+                if (!isCharacterInC0orC1Range(ch) &&
+                    (isXML10 || !isNELorLSEPCharacter(ch)) &&
+                    (escapingNotNeeded(ch) && (!m_charInfo.isSpecialTextChar(ch)))
+                        || ('"' == ch))
+                {
+                    ; // a character needing no special processing
                 }
-                    else if (ch == CharInfo.S_LINE_SEPARATOR) {
-                        // LINE SEPARATOR
-                        writeOutCleanChars(chars, i, lastDirtyCharProcessed);
-                        writer.write("&#8232;");
-                        lastDirtyCharProcessed = i;
-            }
-                    else if (m_encodingInfo.isInEncoding(ch)) {
-                        // If the character is in the encoding, and
-                        // not in the normal ASCII range, we also
-                        // just leave it get added on to the clean characters
-
-                    }
-                    else {
-                        // This is a fallback plan, we should never get here
-                        // but if the character wasn't previously handled
-                        // (i.e. isn't in the encoding, etc.) then what
-                        // should we do?  We choose to write out an entity
-                        writeOutCleanChars(chars, i, lastDirtyCharProcessed);
-                        writer.write("&#");
-                        writer.write(Integer.toString(ch));
-                        writer.write(';');
-                        lastDirtyCharProcessed = i;
-                    }
+                else
+                {
+                    lastDirty = processDirty(chars,end, i, ch, lastDirty, true);
+                    i = lastDirty;
                 }
             }
 
             // we've reached the end. Any clean characters at the
             // end of the array than need to be written out?
-            startClean = lastDirtyCharProcessed + 1;
+            startClean = lastDirty + 1;
             if (i > startClean)
             {
                 int lengthClean = i - startClean;
@@ -1606,32 +1515,6 @@
         if (m_tracer != null)
             super.fireCharEvent(chars, start, length);
     }
-
-        private int processLineFeed(final char[] chars, int i, int lastProcessed, final Writer writer) throws IOException {
-                if (!m_lineSepUse
-                || (m_lineSepLen ==1 && m_lineSep[0] == CharInfo.S_LINEFEED)){
-                    // We are leaving the new-line alone, and it is just
-                    // being added to the 'clean' characters,
-                        // so the last dirty character processed remains unchanged
-                }
-                else {
-                    writeOutCleanChars(chars, i, lastProcessed);
-                    writer.write(m_lineSep, 0, m_lineSepLen);
-                    lastProcessed = i;
-                }
-                return lastProcessed;
-        }
-
-    private void writeOutCleanChars(final char[] chars, int i, int lastProcessed) throws IOException {
-        int startClean;
-        startClean = lastProcessed + 1;
-        if (startClean < i)
-        {
-            int lengthClean = i - startClean;
-            m_writer.write(chars, startClean, lengthClean);
-        }
-     }
-
     /**
      * This method checks if a given character is between C0 or C1 range
      * of Control characters.
@@ -1751,7 +1634,7 @@
      *
      * @throws org.xml.sax.SAXException
      */
-    private int accumDefaultEscape(
+    protected int accumDefaultEscape(
         Writer writer,
         char ch,
         int i,
@@ -1815,15 +1698,16 @@
                  *  to write it out as Numeric Character Reference(NCR) regardless of XML Version
                  *  being used for output document.
                  */
-                if (isCharacterInC0orC1Range(ch) || isNELorLSEPCharacter(ch))
+                if (isCharacterInC0orC1Range(ch) ||
+                        (XMLVERSION11.equals(getVersion()) && isNELorLSEPCharacter(ch)))
                 {
                     writer.write("&#");
                     writer.write(Integer.toString(ch));
                     writer.write(';');
                 }
                 else if ((!escapingNotNeeded(ch) ||
-                    (  (fromTextNode && m_charInfo.shouldMapTextChar(ch))
-                     || (!fromTextNode && m_charInfo.shouldMapAttrChar(ch))))
+                    (  (fromTextNode && m_charInfo.isSpecialTextChar(ch))
+                     || (!fromTextNode && m_charInfo.isSpecialAttrChar(ch))))
                 && m_elemContext.m_currentElemDepth > 0)
                 {
                     writer.write("&#");
@@ -2087,86 +1971,28 @@
         string.getChars(0,len, m_attrBuff, 0);
         final char[] stringChars = m_attrBuff;
 
-        for (int i = 0; i < len;)
+        for (int i = 0; i < len; )
         {
             char ch = stringChars[i];
-
-            if (m_charInfo.shouldMapAttrChar(ch) || !(escapingNotNeeded(ch))) {
-                // The character is supposed to be replaced by a String
-                // e.g.   '&'  -->  "&amp;"
-                // e.g.   '<'  -->  "&lt;"
+            if (escapingNotNeeded(ch) && (!m_charInfo.isSpecialAttrChar(ch)))
+            {
+                writer.write(ch);
+                i++;
+            }
+            else
+            { // I guess the parser doesn't normalize cr/lf in attributes. -sb
+//                if ((CharInfo.S_CARRIAGERETURN == ch)
+//                    && ((i + 1) < len)
+//                    && (CharInfo.S_LINEFEED == stringChars[i + 1]))
+//                {
+//                    i++;
+//                    ch = CharInfo.S_LINEFEED;
+//                }
+
                 i = accumDefaultEscape(writer, ch, i, stringChars, len, false, true);
             }
-            else {
-                i++;
-                if (0x0 <= ch && ch <= 0x1F) {
-                    // Range 0x00 through 0x1F inclusive
-                    // This covers the non-whitespace control characters
-                    // in the range 0x1 to 0x1F inclusive.
-                    // It also covers the whitespace control characters in the same way:
-                    // 0x9   TAB
-                    // 0xA   NEW LINE
-                    // 0xD   CARRIAGE RETURN
-                    //
-                    // We also cover 0x0 ... It isn't valid
-                    // but we will output "&#0;"
-
-                    // The default will handle this just fine, but this
-                    // is a little performance boost to handle the more
-                    // common TAB, NEW-LINE, CARRIAGE-RETURN
-                    switch (ch) {
-
-                    case CharInfo.S_HORIZONAL_TAB:
-                        writer.write("&#9;");
-                        break;
-                    case CharInfo.S_LINEFEED:
-                        writer.write("&#10;");
-                        break;
-                    case CharInfo.S_CARRIAGERETURN:
-                        writer.write("&#13;");
-                        break;
-                    default:
-                        writer.write("&#");
-                        writer.write(Integer.toString(ch));
-                        writer.write(';');
-                        break;
-
         }
-                }
-                else if (ch < 0x7F) {
-                    // Range 0x20 through 0x7E inclusive
-                    // Normal ASCII chars
-                        writer.write(ch);
-                }
-                else if (ch <= 0x9F){
-                    // Range 0x7F through 0x9F inclusive
-                    // More control characters
-                    writer.write("&#");
-                    writer.write(Integer.toString(ch));
-                    writer.write(';');
-                }
-                else if (ch == CharInfo.S_LINE_SEPARATOR) {
-                    // LINE SEPARATOR
-                    writer.write("&#8232;");
-                }
-                else if (m_encodingInfo.isInEncoding(ch)) {
-                    // If the character is in the encoding, and
-                    // not in the normal ASCII range, we also
-                    // just write it out
-                    writer.write(ch);
-                }
-                else {
-                    // This is a fallback plan, we should never get here
-                    // but if the character wasn't previously handled
-                    // (i.e. isn't in the encoding, etc.) then what
-                    // should we do?  We choose to write out a character ref
-                    writer.write("&#");
-                    writer.write(Integer.toString(ch));
-                    writer.write(';');
-                }
-
-    }
-        }
+
     }
 
     /**
@@ -2936,14 +2762,6 @@
                 closeCDATA();
                 m_cdataTagOpen = false;
             }
-            if (m_writer != null) {
-                try {
-                    m_writer.flush();
-    }
-                catch(IOException e) {
-                    // what? me worry?
-                }
-            }
     }
 
     public void setContentHandler(ContentHandler ch)