Examples with TransformationOptionPair org.alfresco.service.cmr.repository.TransformationOptionPair used on opensource projects

Example 1 with TransformationOptionPair

use of org.alfresco.service.cmr.repository.TransformationOptionPair in project alfresco-repository by Alfresco.

the class TransformerConfigLimits method setTransformationLimitsFromProperties.

/**
 * Sets a TransformationOptionLimits value. This may be a size in K bytes,
 * a time in ms or number of pages. It may also be a maximum or limit value.
 * When the maximum and limit are both set and the same, the maximum value
 * wins.
 */
private void setTransformationLimitsFromProperties(TransformationOptionLimits limits, String value, String suffix) {
    long newValue = Long.parseLong(value);
    TransformationOptionPair optionPair = suffix == TransformerConfig.MAX_SOURCE_SIZE_K_BYTES || suffix == TransformerConfig.READ_LIMIT_K_BYTES ? limits.getKBytesPair() : suffix == TransformerConfig.TIMEOUT_MS || suffix == TransformerConfig.READ_LIMIT_TIME_MS ? limits.getTimePair() : limits.getPagesPair();
    // If max rather than limit value
    if (suffix == TransformerConfig.MAX_SOURCE_SIZE_K_BYTES || suffix == TransformerConfig.TIMEOUT_MS || suffix == TransformerConfig.MAX_PAGES) {
        long limit = optionPair.getLimit();
        if (limit < 0 || limit >= newValue) {
            optionPair.setLimit(-1, NOT_THROWN_MESSAGE);
            optionPair.setMax(newValue, NOT_THROWN_MESSAGE);
        }
    } else {
        long max = optionPair.getMax();
        if (max < 0 || max > newValue) {
            optionPair.setMax(-1, NOT_THROWN_MESSAGE);
            optionPair.setLimit(newValue, NOT_THROWN_MESSAGE);
        }
    }
}

Example 2 with TransformationOptionPair

use of org.alfresco.service.cmr.repository.TransformationOptionPair in project alfresco-repository by Alfresco.

the class TextToPdfContentTransformer method transformLocal.

@Override
protected void transformLocal(ContentReader reader, ContentWriter writer, TransformationOptions options) throws Exception {
    PDDocument pdf = null;
    InputStream is = null;
    InputStreamReader ir = null;
    OutputStream os = null;
    try {
        is = reader.getContentInputStream();
        ir = buildReader(is, reader.getEncoding(), reader.getContentUrl());
        TransformationOptionLimits limits = getLimits(reader, writer, options);
        TransformationOptionPair pageLimits = limits.getPagesPair();
        pdf = transformer.createPDFFromText(ir, pageLimits, reader.getContentUrl(), transformerDebug);
        // dump it all to the writer
        os = writer.getContentOutputStream();
        pdf.save(os);
    } finally {
        if (pdf != null) {
            try {
                pdf.close();
            } catch (Throwable e) {
                e.printStackTrace();
            }
        }
        if (ir != null) {
            try {
                ir.close();
            } catch (Throwable e) {
                e.printStackTrace();
            }
        }
        if (is != null) {
            try {
                is.close();
            } catch (Throwable e) {
                e.printStackTrace();
            }
        }
        if (os != null) {
            try {
                os.close();
            } catch (Throwable e) {
                e.printStackTrace();
            }
        }
    }
}

Example 3 with TransformationOptionPair

use of org.alfresco.service.cmr.repository.TransformationOptionPair in project alfresco-repository by Alfresco.

the class TextToPdfContentTransformer method transformRemote.

@Override
protected void transformRemote(RemoteTransformerClient remoteTransformerClient, ContentReader reader, ContentWriter writer, TransformationOptions options, String sourceMimetype, String targetMimetype, String sourceExtension, String targetExtension, String targetEncoding) throws Exception {
    String sourceEncoding = reader.getEncoding();
    long timeoutMs = options.getTimeoutMs();
    TransformationOptionLimits limits = getLimits(reader, writer, options);
    TransformationOptionPair pageLimits = limits.getPagesPair();
    int pageLimit = (int) pageLimits.getValue();
    remoteTransformerClient.request(reader, writer, sourceMimetype, sourceExtension, targetExtension, timeoutMs, logger, "transformName", "textToPdf", "sourceMimetype", sourceMimetype, "targetMimetype", targetMimetype, "targetExtension", targetExtension, SOURCE_ENCODING, sourceEncoding, "pageLimit", String.valueOf(pageLimit));
}

Example 4 with TransformationOptionPair

use of org.alfresco.service.cmr.repository.TransformationOptionPair in project alfresco-repository by Alfresco.

the class AbstractContentReader method getContentInputStream.

/**
 * @see Channels#newInputStream(java.nio.channels.ReadableByteChannel)
 */
public InputStream getContentInputStream() throws ContentIOException {
    try {
        ReadableByteChannel channel = getReadableChannel();
        InputStream is = Channels.newInputStream(channel);
        // If we have a timeout or read limit, intercept the calls.
        if (limits != null) {
            TransformationOptionPair time = limits.getTimePair();
            TransformationOptionPair kBytes = limits.getKBytesPair();
            long timeoutMs = time.getValue();
            long readLimitBytes = kBytes.getValue() * 1024;
            if (timeoutMs > 0 || readLimitBytes > 0) {
                Action timeoutAction = time.getAction();
                Action readLimitAction = kBytes.getAction();
                is = new TimeSizeRestrictedInputStream(is, timeoutMs, timeoutAction, readLimitBytes, readLimitAction, transformerDebug);
            }
        }
        is = new BufferedInputStream(is);
        // done
        return is;
    } catch (Throwable e) {
        throw new ContentIOException("Failed to open stream onto channel: \n" + "   accessor: " + this, e);
    }
}