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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.config.protocol;
import com.yahoo.text.Utf8Array;
import com.yahoo.vespa.config.ConfigPayload;
import java.io.IOException;
import java.io.OutputStream;
/**
* Class for serializing config responses based on {@link com.yahoo.slime.Slime} implementing the {@link ConfigResponse} interface.
*
* @author Ulf Lilleengen
*/
public class SlimeConfigResponse implements ConfigResponse {
private final Utf8Array payload;
private final CompressionInfo compressionInfo;
private final long generation;
private final boolean internalRedeploy;
private final boolean applyOnRestart;
private final String configMd5;
public static SlimeConfigResponse fromConfigPayload(ConfigPayload payload, long generation,
boolean internalRedeploy, boolean applyOnRestart,
String configMd5) {
Utf8Array data = payload.toUtf8Array(true);
return new SlimeConfigResponse(data, generation, internalRedeploy, applyOnRestart,
configMd5,
CompressionInfo.create(CompressionType.UNCOMPRESSED, data.getByteLength()));
}
public SlimeConfigResponse(Utf8Array payload,
long generation,
boolean internalRedeploy,
boolean applyOnRestart,
String configMd5,
CompressionInfo compressionInfo) {
this.payload = payload;
this.generation = generation;
this.internalRedeploy = internalRedeploy;
this.applyOnRestart = applyOnRestart;
this.configMd5 = configMd5;
this.compressionInfo = compressionInfo;
}
@Override
public Utf8Array getPayload() {
return payload;
}
@Override
public long getGeneration() {
return generation;
}
/**
* Returns whether this application instance was produced by an internal redeployment,
* not an application package change
*/
@Override
public boolean isInternalRedeploy() { return internalRedeploy; }
@Override
public boolean applyOnRestart() { return applyOnRestart; }
@Override
public String getConfigMd5() {
return configMd5;
}
@Override
public void serialize(OutputStream os, CompressionType type) throws IOException {
os.write(Payload.from(payload, compressionInfo).withCompression(type).getData().getBytes());
}
@Override
public String toString() {
return "generation=" + generation + "\n" +
"configmd5=" + configMd5 + "\n" +
Payload.from(payload, compressionInfo).withCompression(CompressionType.UNCOMPRESSED);
}
@Override
public CompressionInfo getCompressionInfo() { return compressionInfo; }
}
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