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Merge pull request #64 from zanata/isolate-file-storage
Isolate blob file storage
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zanata-war/src/main/java/org/zanata/file/BlobPersistService.java
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| /* | ||
| * Copyright 2013, Red Hat, Inc. and individual contributors | ||
| * as indicated by the @author tags. See the copyright.txt file in the | ||
| * distribution for a full listing of individual contributors. | ||
| * | ||
| * This is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU Lesser General Public License as | ||
| * published by the Free Software Foundation; either version 2.1 of | ||
| * the License, or (at your option) any later version. | ||
| * | ||
| * This software is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| * Lesser General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this software; if not, write to the Free | ||
| * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | ||
| * 02110-1301 USA, or see the FSF site: http://www.fsf.org. | ||
| */ | ||
| package org.zanata.file; | ||
|
|
||
| import java.io.File; | ||
| import java.io.FileInputStream; | ||
| import java.io.FileNotFoundException; | ||
| import java.io.InputStream; | ||
| import java.sql.Blob; | ||
| import java.sql.SQLException; | ||
|
|
||
| import javax.ws.rs.core.Response.Status; | ||
|
|
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| import lombok.extern.slf4j.Slf4j; | ||
|
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| import org.hibernate.LobHelper; | ||
| import org.hibernate.Session; | ||
| import org.jboss.seam.ScopeType; | ||
| import org.jboss.seam.annotations.AutoCreate; | ||
| import org.jboss.seam.annotations.In; | ||
| import org.jboss.seam.annotations.Name; | ||
| import org.jboss.seam.annotations.Scope; | ||
| import org.zanata.dao.DocumentDAO; | ||
| import org.zanata.exception.ChunkUploadException; | ||
| import org.zanata.model.HDocument; | ||
| import org.zanata.model.HDocumentUploadPart; | ||
| import org.zanata.model.HRawDocument; | ||
|
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| @Name("blobPersistService") | ||
| @Scope(ScopeType.STATELESS) | ||
| @AutoCreate | ||
| @Slf4j | ||
| public class BlobPersistService implements FilePersistService, UploadPartPersistService | ||
| { | ||
|
|
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| @In | ||
| private Session session; | ||
| @In | ||
| private DocumentDAO documentDAO; | ||
|
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| public HDocumentUploadPart newUploadPartFromStream(InputStream partContentStream, int contentLength) | ||
| { | ||
| HDocumentUploadPart newPart = new HDocumentUploadPart(); | ||
| Blob partContent = session.getLobHelper().createBlob(partContentStream, contentLength); | ||
| newPart.setContent(partContent); | ||
| return newPart; | ||
| } | ||
|
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| public void persistRawDocumentContentFromFile(HRawDocument rawDocument, File rawFile) | ||
| { | ||
| FileInputStream tempFileStream; | ||
| try | ||
| { | ||
| tempFileStream = new FileInputStream(rawFile); | ||
| } | ||
| catch (FileNotFoundException e) | ||
| { | ||
| // TODO damason: throw more appropriate exception and handle in caller | ||
| log.error("Failed to open stream from temp source file", e); | ||
| throw new ChunkUploadException(Status.INTERNAL_SERVER_ERROR, | ||
| "Error saving uploaded document on server, download in original format may fail.\n", | ||
| e); | ||
| } | ||
| LobHelper lobHelper = documentDAO.getLobHelper(); | ||
| Blob fileContents = lobHelper.createBlob(tempFileStream, (int) rawFile.length()); | ||
| rawDocument.setContent(fileContents); | ||
| } | ||
|
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| @Override | ||
| public InputStream getRawDocumentContentAsStream(HRawDocument document) | ||
| { | ||
| try | ||
| { | ||
| return document.getContent().getBinaryStream(); | ||
| } | ||
| catch (SQLException e) | ||
| { | ||
| throw new RawDocumentContentAccessException(e); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public boolean hasPersistedDocument(GlobalDocumentId id) | ||
| { | ||
| HDocument doc = documentDAO.getByProjectIterationAndDocId(id.getProjectSlug(), | ||
| id.getVersionSlug(), id.getDocId()); | ||
| return doc.getRawDocument() != null; | ||
| } | ||
| } |
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42 changes: 42 additions & 0 deletions
42
zanata-war/src/main/java/org/zanata/file/FilePersistService.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| /* | ||
| * Copyright 2013, Red Hat, Inc. and individual contributors | ||
| * as indicated by the @author tags. See the copyright.txt file in the | ||
| * distribution for a full listing of individual contributors. | ||
| * | ||
| * This is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU Lesser General Public License as | ||
| * published by the Free Software Foundation; either version 2.1 of | ||
| * the License, or (at your option) any later version. | ||
| * | ||
| * This software is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| * Lesser General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this software; if not, write to the Free | ||
| * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | ||
| * 02110-1301 USA, or see the FSF site: http://www.fsf.org. | ||
| */ | ||
| package org.zanata.file; | ||
|
|
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| import java.io.File; | ||
| import java.io.InputStream; | ||
|
|
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| import org.zanata.model.HRawDocument; | ||
|
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| public interface FilePersistService | ||
| { | ||
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| public void persistRawDocumentContentFromFile(HRawDocument rawDocument, File rawFile); | ||
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| // TODO damason: parsing code only needs a file URI for this. Change to return | ||
| // uri when files are persisted to server. | ||
| // Other implementations may need a way to specify that they are finished with the | ||
| // document resource and cleanup is possible, in case temp files were generated. | ||
| public InputStream getRawDocumentContentAsStream(HRawDocument document) | ||
| throws RawDocumentContentAccessException; | ||
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| boolean hasPersistedDocument(GlobalDocumentId id); | ||
|
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| } |
40 changes: 40 additions & 0 deletions
40
zanata-war/src/main/java/org/zanata/file/RawDocumentContentAccessException.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| /* | ||
| * Copyright 2013, Red Hat, Inc. and individual contributors | ||
| * as indicated by the @author tags. See the copyright.txt file in the | ||
| * distribution for a full listing of individual contributors. | ||
| * | ||
| * This is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU Lesser General Public License as | ||
| * published by the Free Software Foundation; either version 2.1 of | ||
| * the License, or (at your option) any later version. | ||
| * | ||
| * This software is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| * Lesser General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this software; if not, write to the Free | ||
| * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | ||
| * 02110-1301 USA, or see the FSF site: http://www.fsf.org. | ||
| */ | ||
| package org.zanata.file; | ||
|
|
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| @SuppressWarnings("serial") | ||
| public class RawDocumentContentAccessException extends RuntimeException | ||
| { | ||
| public RawDocumentContentAccessException(String message) | ||
| { | ||
| super(message); | ||
| } | ||
|
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| public RawDocumentContentAccessException(Throwable cause) | ||
| { | ||
| super(cause); | ||
| } | ||
|
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| public RawDocumentContentAccessException(String message, Throwable cause) | ||
| { | ||
| super(message, cause); | ||
| } | ||
| } |
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