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Merge pull request #1183 from couchbase/feature/issue_1108_push_many_…
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Fixed #1108 - Too many open files error on push replication- Loading branch information
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src/main/java/com/couchbase/lite/support/BlobContentBody.java
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| /** | ||
| * Created by Hideki Itakura on 4/4/16. | ||
| * <p/> | ||
| * Copyright (c) 2016 Couchbase, Inc All rights reserved. | ||
| * <p/> | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file | ||
| * except in compliance with the License. You may obtain a copy of the License at | ||
| * <p/> | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * <p/> | ||
| * Unless required by applicable law or agreed to in writing, software distributed under the | ||
| * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, | ||
| * either express or implied. See the License for the specific language governing permissions | ||
| * and limitations under the License. | ||
| */ | ||
| package com.couchbase.lite.support; | ||
|
|
||
| import com.couchbase.lite.BlobKey; | ||
| import com.couchbase.lite.BlobStore; | ||
| import com.couchbase.lite.util.Log; | ||
| import com.couchbase.org.apache.http.entity.mime.MIME; | ||
| import com.couchbase.org.apache.http.entity.mime.content.AbstractContentBody; | ||
|
|
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| import java.io.IOException; | ||
| import java.io.InputStream; | ||
| import java.io.OutputStream; | ||
|
|
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| public class BlobContentBody extends AbstractContentBody { | ||
|
|
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| private final BlobStore blobStore; | ||
| private final BlobKey blobKey; | ||
| private final String filename; | ||
| private final long contentLength; | ||
| private final String contentEncoding; | ||
|
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| public BlobContentBody(final BlobStore blobStore, | ||
| final BlobKey blobKey, | ||
| final String mimeType, | ||
| final String filename, | ||
| final long contentLength, | ||
| final String contentEncoding) { | ||
| super(mimeType); | ||
| if (blobStore == null) | ||
| throw new IllegalArgumentException("BlobStore may not be null"); | ||
| if (blobKey == null) | ||
| throw new IllegalArgumentException("BlobKey may not be null"); | ||
| if (contentLength < -1) | ||
| throw new IllegalArgumentException("Content length must be >= -1"); | ||
| this.blobStore = blobStore; | ||
| this.blobKey = blobKey; | ||
| this.filename = filename; | ||
| this.contentLength = contentLength; | ||
| this.contentEncoding = contentEncoding; | ||
| } | ||
|
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| public BlobContentBody(final BlobStore blobStore, | ||
| final BlobKey blobKey, | ||
| final String mimeType, | ||
| final String filename, | ||
| final String contentEncoding) { | ||
| this(blobStore, blobKey, mimeType, filename, -1L, contentEncoding); | ||
| } | ||
|
|
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| public void writeTo(OutputStream out) throws IOException { | ||
| if (out == null) | ||
| throw new IllegalArgumentException("Output stream may not be null"); | ||
|
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| InputStream in = blobStore.blobStreamForKey(blobKey); | ||
| if (in == null) { | ||
| Log.w(Log.TAG_SYNC, "Unable to load the blob stream for blobKey: " + blobKey); | ||
| throw new IOException("Unable to load the blob stream for blobKey: " + blobKey); | ||
| } | ||
| try { | ||
| byte[] tmp = new byte[4096]; | ||
| int l; | ||
| while ((l = in.read(tmp)) != -1) | ||
| out.write(tmp, 0, l); | ||
| out.flush(); | ||
| } finally { | ||
| in.close(); | ||
| } | ||
| } | ||
|
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| public String getTransferEncoding() { | ||
| return MIME.ENC_BINARY; | ||
| } | ||
|
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| public String getCharset() { | ||
| return null; | ||
| } | ||
|
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| public long getContentLength() { | ||
| return contentLength; | ||
| } | ||
|
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| public String getFilename() { | ||
| return this.filename; | ||
| } | ||
|
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| public String getContentEncoding() { | ||
| return contentEncoding; | ||
| } | ||
| } |