jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/bind/marshaller/MinimumEscapeHandler.java@e530533619ec

     1 /*

     2  * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    26 package com.sun.xml.internal.bind.marshaller;

    28 import java.io.IOException;

    29 import java.io.Writer;

    31 /**

    32  * Performs no character escaping. Usable only when the output encoding

    33  * is UTF, but this handler gives the maximum performance.

    34  *

    35  * @author

    36  *     Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)

    37  */

    38 public class MinimumEscapeHandler implements CharacterEscapeHandler {

    40     private MinimumEscapeHandler() {}  // no instanciation please

    42     public static final CharacterEscapeHandler theInstance = new MinimumEscapeHandler();

    44     public void escape(char[] ch, int start, int length, boolean isAttVal, Writer out) throws IOException {

    45         // avoid calling the Writerwrite method too much by assuming

    46         // that the escaping occurs rarely.

    47         // profiling revealed that this is faster than the naive code.

    48         int limit = start+length;

    49         for (int i = start; i < limit; i++) {

    50             char c = ch[i];

    51                 if(c == '&' || c == '<' || c == '>' || c == '\r' || (c == '\"' && isAttVal) ) {

    52                 if(i!=start)

    53                     out.write(ch,start,i-start);

    54                 start = i+1;

    55                 switch (ch[i]) {

    56                     case '&':

    57                         out.write("&amp;");

    58                         break;

    59                     case '<':

    60                         out.write("&lt;");

    61                         break;

    62                     case '>':

    63                         out.write("&gt;");

    64                         break;

    65                     case '\"':

    66                         out.write("&quot;");

    67                         break;

    68                 }

    69             }

    70         }

    72         if( start!=limit )

    73             out.write(ch,start,limit-start);

    74     }

    76 }

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