diff options
Diffstat (limited to 'src/main/java/org/onap/dmaap/dmf/mr/resources/streamReaders/CambriaRawStreamReader.java')
-rw-r--r-- | src/main/java/org/onap/dmaap/dmf/mr/resources/streamReaders/CambriaRawStreamReader.java | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/src/main/java/org/onap/dmaap/dmf/mr/resources/streamReaders/CambriaRawStreamReader.java b/src/main/java/org/onap/dmaap/dmf/mr/resources/streamReaders/CambriaRawStreamReader.java new file mode 100644 index 0000000..93baee0 --- /dev/null +++ b/src/main/java/org/onap/dmaap/dmf/mr/resources/streamReaders/CambriaRawStreamReader.java @@ -0,0 +1,141 @@ +/******************************************************************************* + * ============LICENSE_START======================================================= + * org.onap.dmaap + * ================================================================================ + * Copyright © 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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 + * http://www.apache.org/licenses/LICENSE-2.0 +* + * 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. + * ============LICENSE_END========================================================= + * + * ECOMP is a trademark and service mark of AT&T Intellectual Property. + * + *******************************************************************************/ +package org.onap.dmaap.dmf.mr.resources.streamReaders; + +import java.io.IOException; +import java.io.InputStream; + +import javax.servlet.http.HttpServletResponse; + +import org.onap.dmaap.dmf.mr.CambriaApiException; +import org.onap.dmaap.dmf.mr.backends.Publisher.message; +import org.onap.dmaap.dmf.mr.beans.LogDetails; +import org.onap.dmaap.dmf.mr.resources.CambriaEventSet.reader; +import com.att.nsa.util.StreamTools; + +/** + * + * This stream reader reads raw bytes creating a single message. + * @author peter + * + */ +public class CambriaRawStreamReader implements reader +{ + /** + * This is the constructor of CambriaRawStreamReader, it will basically the read from Input stream + * @param is + * @param defPart + * @throws CambriaApiException + */ + public CambriaRawStreamReader ( InputStream is, String defPart ) throws CambriaApiException + { + fStream = is; + fDefPart = defPart; + fClosed = false; + } + + @Override + /** + * + * next() method reads the bytes and + * iterates through the messages + * @throws CambriaApiException + * + */ + public message next () throws CambriaApiException + { + if ( fClosed ) return null; + + try + { + final byte[] rawBytes = StreamTools.readBytes ( fStream ); + fClosed = true; + return new message () + { + private LogDetails logDetails; + private boolean transactionEnabled; + + /** + * returns boolean value which + * indicates whether transaction is enabled + */ + public boolean isTransactionEnabled() { + return transactionEnabled; + } + + /** + * sets boolean value which + * indicates whether transaction is enabled + */ + public void setTransactionEnabled(boolean transactionEnabled) { + this.transactionEnabled = transactionEnabled; + } + + @Override + /** + * @returns key + * It ch4ecks whether fDefPart value is Null. + * If yes, it will return ystem.currentTimeMillis () else + * it will return fDefPart variable value + */ + public String getKey () + { + return fDefPart == null ? "" + System.currentTimeMillis () : fDefPart; + } + + @Override + /** + * returns the message in String type object + */ + public String getMessage () + { + return new String ( rawBytes ); + } + + /** + * set log details in logDetails variable + */ + @Override + public void setLogDetails(LogDetails logDetails) { + this.logDetails = logDetails; + } + + @Override + /** + * get the log details + */ + public LogDetails getLogDetails() { + return this.logDetails; + } + }; + } + catch ( IOException e ) + { + throw new CambriaApiException ( HttpServletResponse.SC_BAD_REQUEST, e.getMessage () ); + } + } + + private final InputStream fStream; + private final String fDefPart; + private boolean fClosed; + +} |