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BuildInfo.java
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BuildInfo.java
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/*
* Copyright The Cryostat Authors.
*
* 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 io.cryostat.agent;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import io.cryostat.agent.util.ResourcesUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
// FIXME this is adapted from Cryostat. Extract this to a reusable utility in libcryostat?
public class BuildInfo {
private static Logger log = LoggerFactory.getLogger(BuildInfo.class);
private static final String RESOURCE_LOCATION = "META-INF/gitinfo";
private final GitInfo gitinfo = new GitInfo();
public GitInfo getGitInfo() {
return gitinfo;
}
public static class GitInfo {
public String getHash() {
try (BufferedReader br =
new BufferedReader(
new InputStreamReader(
ResourcesUtil.getResourceAsStream(RESOURCE_LOCATION),
StandardCharsets.UTF_8))) {
return br.lines()
.findFirst()
.orElseThrow(
() ->
new IllegalStateException(
String.format(
"Resource file %s is empty",
RESOURCE_LOCATION)))
.trim();
} catch (Exception e) {
log.warn("Version retrieval exception", e);
return "unknown";
}
}
}
}