Package de.innovationgate.wgpublisher.WGACore

Examples of de.innovationgate.wgpublisher.WGACore.ApplogPage

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    }

    public List getPage(int from, int size, LogLevel level) throws IOException {
        StringBuffer out = new StringBuffer();
        LineBufferWriter writer = new LineBufferWriter();
        ApplogPage page = _core.writeApplogContent(from, size, writer, level, true);
        return new ArrayList(writer.getBuffer());

    }
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        int offset = _largestKnownLine;
       
        // We try our largest known line, to see if we can start from there
        // If it is too large we start from line 1
        LineBufferWriter writer = new LineBufferWriter();
        ApplogPage page = _core.writeApplogContent(_largestKnownLine, size, writer, level, true);
        if (!page.isPageExisting()) {
            offset = 1;
        }
       
        // We retrieve pages until we reach the end
        ApplogPage endPage;
        LineBufferWriter lastWriterWithContent = null;
        while (true) {
            writer = new LineBufferWriter();
            endPage = fetchPage(offset, size, writer, level);
            if (endPage.isPageExisting()) {
                lastWriterWithContent = writer;
            }
            if (endPage.isEndReached()) {
                break;
            }
           
            offset = endPage.getEndIndex() + 1;
        }
       
        return new ArrayList(lastWriterWithContent.getBuffer());
       
    }
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        return new ArrayList(lastWriterWithContent.getBuffer());
       
    }

    private ApplogPage fetchPage(int offset, int size, LineBufferWriter writer, LogLevel level) {
        ApplogPage page = _core.writeApplogContent(offset, size, writer, level, true);
        offset = page.getEndIndex();
        if (page.isPageExisting() && offset > _largestKnownLine) {
            _largestKnownLine = offset;
        }
       
        return page;
    }
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        int lastUsedOffset = -1;
       
        while (offset != -1) {
            writer = new LineBufferWriter();
            lastUsedOffset = offset;
            ApplogPage page = fetchPage(offset, 1000, writer, LogLevel.LEVEL_ALL);
           
            List lines = new ArrayList(writer.getBuffer());
           
           
            if (!forward) {
                // If the retrieved lines includes line numbers beyond the search start line, we must remove them to prevent them from being searched (can only happen in backward mode)
                if (offset + lines.size() > searchStartLine) {
                    lines = lines.subList(0, searchStartLine - offset + 1);
                }
               
                // If not searching forward we will reverse the buffer for searching. Resulting line numbers will be calculated back.
                Collections.reverse(lines);
            }
           
            switch (searchType) {
                case SEARCHTYPE_PLAINTEXT:
                    line = searchForTerm(lines, searchString);
                    break;
                   
                case SEARCHTYPE_REGEXP:
                    line = searchForRegExp(lines, searchString);
                    break;
                   
                default:
                    throw new IllegalArgumentException("Unknown search type " + searchType);
            }
           
            if (line != -1) {
                // Calculating back "real" line if we reversed the buffer previously
                if (!forward) {
                    line = lines.size() - line - 1;
                }
                break;
            }
           
            // Calculate next offset, if the end was not reached
            if (!page.isEndReached()) {
                if (forward) {
                    offset = page.getEndIndex() + 1;
                }
                else {
                    offset = scrollOffsetBackward(offset);
                }
            }
            else {
                offset = -1;
            }
           
           
        }
       
        // Get the exact page beginning with the found line
        if (line != -1) {
            writer = new LineBufferWriter();
            ApplogPage page = fetchPage(lastUsedOffset + line, size, writer, LogLevel.LEVEL_ALL);
            return new ArrayList(writer.getBuffer());
        }
        else {
            return new ArrayList();
        }
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Related Classes of de.innovationgate.wgpublisher.WGACore.ApplogPage

  • de.innovationgate.wgpublisher.logserver.AppLogHandler
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