76 lines
2.4 KiB
Java
76 lines
2.4 KiB
Java
/*----------------------------------------------------------------------------
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* Copyright IBM Corp. 2015, 2015 All Rights Reserved
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* Limitations under the License.
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* ---------------------------------------------------------------------------
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*/
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/*
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* Author: eranr
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*/
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package org.openstack.storlet.common;
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import java.io.FileDescriptor;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Iterator;
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import org.json.simple.JSONObject;
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public class StorletObjectOutputStream extends StorletOutputStream {
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private OutputStream MetadataStream_;
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public StorletObjectOutputStream(FileDescriptor data_fd,
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HashMap<String, String> data_md, FileDescriptor md_fd) {
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super(data_fd, data_md);
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MetadataStream_ = ((OutputStream) (new FileOutputStream(md_fd)));
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}
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public OutputStream getStream() {
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return stream;
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}
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public OutputStream getMDStream() {
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return MetadataStream_;
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}
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public void closeMD(){
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try {
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MetadataStream_.close();
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} catch (IOException e) {
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}
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}
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@SuppressWarnings("unchecked")
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public void setMetadata(Map<String, String> md) throws StorletException {
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JSONObject jobj = new JSONObject();
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Iterator<Map.Entry<String, String>> it = md.entrySet().iterator();
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while (it.hasNext()) {
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Map.Entry<String, String> pairs = (Map.Entry<String, String>) it
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.next();
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jobj.put((String) pairs.getKey(), (String) pairs.getValue());
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it.remove();
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}
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try {
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MetadataStream_.write(jobj.toString().getBytes());
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} catch (IOException e) {
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throw new StorletException("Failed to set metadata " + e.toString());
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} finally {
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closeMD();
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}
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}
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}
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