Examples with DataStoreException org.apache.jackrabbit.core.data.DataStoreException used on opensource projects

Example 56 with DataStoreException

use of org.apache.jackrabbit.core.data.DataStoreException in project jackrabbit by apache.

the class S3Backend method touch.

@Override
public void touch(DataIdentifier identifier, long minModifiedDate) throws DataStoreException {
    ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    try {
        final long start = System.currentTimeMillis();
        final String key = getKeyName(identifier);
        if (minModifiedDate > 0 && minModifiedDate > getLastModified(identifier)) {
            CopyObjectRequest copReq = new CopyObjectRequest(bucket, key, bucket, key);
            copReq.setNewObjectMetadata(new ObjectMetadata());
            Copy copy = tmx.copy(s3ReqDecorator.decorate(copReq));
            copy.waitForCompletion();
            LOG.debug("[{}] touched. time taken [{}] ms ", new Object[] { identifier, (System.currentTimeMillis() - start) });
        } else {
            LOG.trace("[{}] touch not required. time taken [{}] ms ", new Object[] { identifier, (System.currentTimeMillis() - start) });
        }
    } catch (Exception e) {
        throw new DataStoreException("Error occured in touching key [" + identifier.toString() + "]", e);
    } finally {
        if (contextClassLoader != null) {
            Thread.currentThread().setContextClassLoader(contextClassLoader);
        }
    }
}

Example 57 with DataStoreException

use of org.apache.jackrabbit.core.data.DataStoreException in project jackrabbit by apache.

the class S3Backend method read.

@Override
public InputStream read(DataIdentifier identifier) throws DataStoreException {
    long start = System.currentTimeMillis();
    String key = getKeyName(identifier);
    ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    try {
        Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
        S3Object object = s3service.getObject(bucket, key);
        InputStream in = object.getObjectContent();
        LOG.debug("[{}] read took [{}]ms", identifier, (System.currentTimeMillis() - start));
        return in;
    } catch (AmazonServiceException e) {
        throw new DataStoreException("Object not found: " + key, e);
    } finally {
        if (contextClassLoader != null) {
            Thread.currentThread().setContextClassLoader(contextClassLoader);
        }
    }
}

Example 58 with DataStoreException

use of org.apache.jackrabbit.core.data.DataStoreException in project jackrabbit by apache.

the class S3Backend method exists.

@Override
public boolean exists(DataIdentifier identifier, boolean touch) throws DataStoreException {
    long start = System.currentTimeMillis();
    String key = getKeyName(identifier);
    ObjectMetadata objectMetaData = null;
    boolean retVal = false;
    ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    try {
        Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
        objectMetaData = s3service.getObjectMetadata(bucket, key);
        if (objectMetaData != null) {
            retVal = true;
            if (touch) {
                CopyObjectRequest copReq = new CopyObjectRequest(bucket, key, bucket, key);
                copReq.setNewObjectMetadata(objectMetaData);
                Copy copy = tmx.copy(s3ReqDecorator.decorate(copReq));
                copy.waitForCopyResult();
                LOG.debug("[{}] touched took [{}] ms. ", identifier, (System.currentTimeMillis() - start));
            }
        } else {
            retVal = false;
        }
    } catch (AmazonServiceException e) {
        if (e.getStatusCode() == 404 || e.getStatusCode() == 403) {
            retVal = false;
        } else {
            throw new DataStoreException("Error occured to find exists for key [" + identifier.toString() + "]", e);
        }
    } catch (Exception e) {
        throw new DataStoreException("Error occured to find exists for key  " + identifier.toString(), e);
    } finally {
        if (contextClassLoader != null) {
            Thread.currentThread().setContextClassLoader(contextClassLoader);
        }
    }
    LOG.debug("exists [{}]: [{}] took [{}] ms.", new Object[] { identifier, retVal, (System.currentTimeMillis() - start) });
    return retVal;
}

Example 59 with DataStoreException

use of org.apache.jackrabbit.core.data.DataStoreException in project jackrabbit by apache.

the class S3Backend method init.

/**
     * Initialize S3Backend. It creates AmazonS3Client and TransferManager from
     * aws.properties. It creates S3 bucket if it doesn't pre-exist in S3.
     */
@Override
public void init(CachingDataStore store, String homeDir, String config) throws DataStoreException {
    super.init(store, homeDir, config);
    Properties initProps = null;
    //over config provided via file based config
    if (this.properties != null) {
        initProps = this.properties;
    } else {
        if (config == null) {
            config = Utils.DEFAULT_CONFIG_FILE;
        }
        try {
            initProps = Utils.readConfig(config);
        } catch (IOException e) {
            throw new DataStoreException("Could not initialize S3 from " + config, e);
        }
        this.properties = initProps;
    }
    init(store, homeDir, initProps);
}

Example 60 with DataStoreException

use of org.apache.jackrabbit.core.data.DataStoreException in project jackrabbit by apache.

the class S3Backend method deleteAllOlderThan.

@Override
public Set<DataIdentifier> deleteAllOlderThan(long min) throws DataStoreException {
    long start = System.currentTimeMillis();
    // S3 stores lastModified to lower boundary of timestamp in ms.
    // and hence min is reduced by 1000ms.
    min = min - 1000;
    Set<DataIdentifier> deleteIdSet = new HashSet<DataIdentifier>(30);
    ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    try {
        Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
        ObjectListing prevObjectListing = s3service.listObjects(bucket);
        while (true) {
            List<DeleteObjectsRequest.KeyVersion> deleteList = new ArrayList<DeleteObjectsRequest.KeyVersion>();
            for (S3ObjectSummary s3ObjSumm : prevObjectListing.getObjectSummaries()) {
                DataIdentifier identifier = new DataIdentifier(getIdentifierName(s3ObjSumm.getKey()));
                long lastModified = s3ObjSumm.getLastModified().getTime();
                LOG.debug("Identifier [{}]'s lastModified = [{}]", identifier, lastModified);
                if (lastModified < min && getDataStore().confirmDelete(identifier) && //  order is important here
                s3service.getObjectMetadata(bucket, s3ObjSumm.getKey()).getLastModified().getTime() < min) {
                    getDataStore().deleteFromCache(identifier);
                    LOG.debug("add id [{}] to delete lists", s3ObjSumm.getKey());
                    deleteList.add(new DeleteObjectsRequest.KeyVersion(s3ObjSumm.getKey()));
                    deleteIdSet.add(identifier);
                }
            }
            if (deleteList.size() > 0) {
                DeleteObjectsRequest delObjsReq = new DeleteObjectsRequest(bucket);
                delObjsReq.setKeys(deleteList);
                DeleteObjectsResult dobjs = s3service.deleteObjects(delObjsReq);
                if (dobjs.getDeletedObjects().size() != deleteList.size()) {
                    throw new DataStoreException("Incomplete delete object request. only  " + dobjs.getDeletedObjects().size() + " out of " + deleteList.size() + " are deleted");
                } else {
                    LOG.debug("[{}] records deleted from datastore", deleteList);
                }
            }
            if (!prevObjectListing.isTruncated()) {
                break;
            }
            prevObjectListing = s3service.listNextBatchOfObjects(prevObjectListing);
        }
    } finally {
        if (contextClassLoader != null) {
            Thread.currentThread().setContextClassLoader(contextClassLoader);
        }
    }
    LOG.info("deleteAllOlderThan: min=[{}] exit. Deleted[{}] records. Number of records deleted [{}] took [{}]ms", new Object[] { min, deleteIdSet, deleteIdSet.size(), (System.currentTimeMillis() - start) });
    return deleteIdSet;
}