Swiftdiff options
| author | Alex Clayton <alex.clayton@isode.com> | 2016-02-15 17:24:49 (GMT) |
|---|---|---|
| committer | Alex Clayton <alex.clayton@isode.com> | 2016-02-29 10:39:49 (GMT) |
| commit | 3bfe54c141dd3fa20e391312a0a84c75731e2b2a (patch) | |
| tree | 4de10e954ff540fa6e1b70c8735ac5da14b19743 /src/com/isode/stroke/parser/BOSHBodyExtractor.java | |
| parent | 2ebf488dfee7156fbbe0b3d3eccebe13d86a8634 (diff) | |
| download | stroke-3bfe54c141dd3fa20e391312a0a84c75731e2b2a.zip stroke-3bfe54c141dd3fa20e391312a0a84c75731e2b2a.tar.bz2 | |
Add Network Bosh Classes
Add the missing Bosh classes to the network packages (BoshConnection
and BoshConnectionPool), plus tests for the classes and any other
classes required by the new classes.
Test-information:
Units tests all pass ok.
Change-Id: I5c2e05bae9e678ac10d2601c7fdbdccd68d66b71
Diffstat (limited to 'src/com/isode/stroke/parser/BOSHBodyExtractor.java')
| -rw-r--r-- | src/com/isode/stroke/parser/BOSHBodyExtractor.java | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/src/com/isode/stroke/parser/BOSHBodyExtractor.java b/src/com/isode/stroke/parser/BOSHBodyExtractor.java new file mode 100644 index 0000000..6b637b1 --- /dev/null +++ b/src/com/isode/stroke/parser/BOSHBodyExtractor.java @@ -0,0 +1,174 @@ +/* Copyright (c) 2016, Isode Limited, London, England. + * All rights reserved. + * + * Acquisition and use of this software and related materials for any + * purpose requires a written license agreement from Isode Limited, + * or a written license from an organisation licensed by Isode Limited + * to grant such a license. + * + */ +package com.isode.stroke.parser; + +import java.util.Arrays; + +import com.isode.stroke.base.ByteArray; + +public class BOSHBodyExtractor { + + private BOSHBody body = null; + + public BOSHBodyExtractor(XMLParserFactory parserFactory,ByteArray data) { + // Look for the opening body element + byte[] rawData = data.getData(); + int i = 0; + while (i < rawData.length && isWhitespace((char) rawData[i])) { + ++i; + } + if ((rawData.length - i) < 6 || rawData[i] != '<' || rawData[i+1] != 'b' + || rawData[i+2] != 'o' || rawData[i+3] != 'd' || rawData[i+4] != 'y' + || !isEndCharacter((char) rawData[i+5])) { + return; + } + i += 5; + + + // Parse until end of element + boolean inSingleQuote = false; + boolean inDoubleQuote = false; + boolean endStartTagSeen = false; + boolean endElementSeen = false; + + for (; i < rawData.length; ++i) { + char c = (char) rawData[i]; + if (inSingleQuote) { + if (c == '\'') { + inSingleQuote = false; + } + } + else if (inDoubleQuote) { + if (c == '"') { + inDoubleQuote = false; + } + } + else if (c == '\'') { + inSingleQuote = true; + } + else if (c == '"') { + inDoubleQuote = true; + } + else if (c == '/') { + if (i + 1 == rawData.length || rawData[i+1] != '>') { + return; + } + else { + endElementSeen = true; + endStartTagSeen = true; + i += 2; + break; + } + } + else if (c == '>') { + endStartTagSeen = true; + i += 1; + break; + } + } + + if (!endStartTagSeen) { + return; + } + + // Look for the end of the element + + int j = rawData.length - 1; + if (!endElementSeen) { + while (isWhitespace((char) rawData[j]) && j > -1) { + j--; + } + + if (j == -1 || rawData[j] != '>') { + return; + } + j--; + + while (j > -1 && isWhitespace((char) rawData[j])) { + j--; + } + + if (j < 6 || rawData[j-5] != '<' || rawData[j-4] != '/' || rawData[j-3] != 'b' + || rawData[j-2] != 'o' || rawData[j-1] != 'd' || rawData[j] != 'y' ) { + return; + } + + j -= 6; + } + + body = new BOSHBody(); + + if (!endElementSeen) { + byte[] rawBodyContent = + Arrays.copyOfRange(rawData, i, j+1); + body.content = (new ByteArray(rawBodyContent)).toString(); + } + + BOSHBodyParserClient parserClient = new BOSHBodyParserClient(this); + XMLParser parser = parserFactory.createParser(parserClient); + String stringToParse = data.toString().substring(0, i); + if(!parser.parse(stringToParse)) { + body = null; + } + } + + public static boolean isWhitespace(char c) { + return c == ' ' || c == '\n' || c == '\t' || c == '\r'; + } + + private static boolean isEndCharacter(char c) { + return isWhitespace(c) || c == '>' || c == '/'; + } + + public BOSHBody getBody() { + return body; + } + + public static class BOSHBody { + private AttributeMap attributes = new AttributeMap(); + private String content = ""; + + public AttributeMap getAttributes() { + return attributes; + } + + public String getContent() { + return content; + } + + } + + private final static class BOSHBodyParserClient implements XMLParserClient { + + private BOSHBodyParserClient(BOSHBodyExtractor bodyExtractor) { + bodyExtractor_ = bodyExtractor; + } + + @Override + public void handleStartElement(String element, String ns, + AttributeMap attributes) { + bodyExtractor_.body.attributes = attributes; + } + + @Override + public void handleEndElement(String element, String ns) { + // Empty Method + } + + @Override + public void handleCharacterData(String data) { + // Empty Method + } + + private final BOSHBodyExtractor bodyExtractor_; + + } + +} |