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/*
* Copyright 2016-2017, Nokia Corporation
*
* 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.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer;
import com.google.common.io.ByteStreams;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import java.util.zip.ZipOutputStream;
import static org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.util.SystemFunctions.systemFunctions;
/**
* Builds a CBAM VNF package capable to be deployed on ONAP from a CBAM package
*/
public class CbamVnfPackageBuilder {
/**
* @param originalCbamVnfPackage the original CBAM VNF package
* @param vnfdLocation the location of the VNFD within the CBAM VNF package
* @param modifiedCbamVnfdContent the modified CBAM VNFD content
* @return the mod
*/
public byte[] toModifiedCbamVnfPackage(byte[] originalCbamVnfPackage, String vnfdLocation, String modifiedCbamVnfdContent) throws IOException {
ZipInputStream zipInputStream = new ZipInputStream(new ByteArrayInputStream(originalCbamVnfPackage));
ByteArrayOutputStream result = new ByteArrayOutputStream();
ZipOutputStream out = new ZipOutputStream(result);
ZipEntry zipEntry;
while ((zipEntry = zipInputStream.getNextEntry()) != null) {
if (zipEntry.getName().matches(vnfdLocation)) {
out.putNextEntry(new ZipEntry(vnfdLocation));
out.write(modifiedCbamVnfdContent.getBytes());
out.closeEntry();
} else {
out.putNextEntry(new ZipEntry(zipEntry.getName()));
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
ByteStreams.copy(zipInputStream, byteArrayOutputStream);
out.write(byteArrayOutputStream.toByteArray());
out.closeEntry();
}
}
out.putNextEntry(new ZipEntry("javascript/cbam.pre.collectConnectionPoints.js"));
out.write(systemFunctions().loadFile("cbam.pre.collectConnectionPoints.js"));
out.closeEntry();
out.putNextEntry(new ZipEntry("javascript/cbam.collectConnectionPoints.js"));
out.write(systemFunctions().loadFile("cbam.collectConnectionPoints.js"));
out.closeEntry();
out.putNextEntry(new ZipEntry("javascript/cbam.post.collectConnectionPoints.js"));
out.write(systemFunctions().loadFile("cbam.post.collectConnectionPoints.js"));
out.closeEntry();
out.close();
zipInputStream.close();
return result.toByteArray();
}
}
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