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Java SDK for Hyperledger fabric project
/*
* Copyright 2016, 2017 DTCC, Fujitsu Australia Software Technology, IBM - 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.
*/
package org.hyperledger.fabric.sdk;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import org.apache.commons.io.IOUtils;
/**
* A wrapper for the Hyperledger Channel configuration
*/
public class ChannelConfiguration {
private byte[] configBytes = null;
/**
* The null constructor for the ChannelConfiguration wrapper. You will
* need to use the {@link #setChannelConfiguration(byte[])} method to
* populate the channel configuration
*/
public ChannelConfiguration() {
}
/**
* constructs a ChannelConfiguration object with the actual configuration gotten from the file system
*
* @param configFile The file containing the channel configuration.
* @throws IOException
*/
public ChannelConfiguration(File configFile) throws IOException {
InputStream is = new FileInputStream(configFile);
configBytes = IOUtils.toByteArray(is);
}
/**
* constructs a ChannelConfiguration object
*
* @param configAsBytes the byte array containing the serialized channel configuration
*/
public ChannelConfiguration(byte[] configAsBytes) {
this.configBytes = configAsBytes;
}
/**
* sets the ChannelConfiguration from a byte array
*
* @param channelConfigurationAsBytes the byte array containing the serialized channel configuration
*/
public void setChannelConfiguration(byte[] channelConfigurationAsBytes) {
this.configBytes = channelConfigurationAsBytes;
}
/**
* @return the channel configuration serialized per protobuf and ready for inclusion into channel configuration
*/
public byte[] getChannelConfigurationAsBytes() {
return this.configBytes;
}
}