HADOOP-12479. ProtocMojo does not log the reason for a protoc compilation failure. Contributed by Chris Nauroth.

This commit is contained in:
cnauroth 2015-10-15 15:54:48 -07:00
parent 5f3f0e0f70
commit fdd7406224
3 changed files with 26 additions and 2 deletions

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@ -1228,6 +1228,9 @@ Release 2.8.0 - UNRELEASED
HADOOP-12475. Replace guava Cache with ConcurrentHashMap for caching
Connection in ipc Client (Walter Su via sjlee)
HADOOP-12479. ProtocMojo does not log the reason for a protoc compilation
failure. (cnauroth)
OPTIMIZATIONS
HADOOP-12051. ProtobufRpcEngine.invoke() should use Exception.toString()

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@ -248,11 +248,15 @@ public class ProtocMojo extends AbstractMojo {
exec = new Exec(this);
out = new ArrayList<String>();
if (exec.run(command, out) != 0) {
List<String> err = new ArrayList<>();
if (exec.run(command, out, err) != 0) {
getLog().error("protoc compiler error");
for (String s : out) {
getLog().error(s);
}
for (String s : err) {
getLog().error(s);
}
throw new MojoExecutionException("protoc failure");
}
// Write the new checksum file on success.

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@ -42,12 +42,26 @@ public class Exec {
/**
* Runs the specified command and saves each line of the command's output to
* the given list.
*
*
* @param command List containing command and all arguments
* @param output List in/out parameter to receive command output
* @return int exit code of command
*/
public int run(List<String> command, List<String> output) {
return this.run(command, output, null);
}
/**
* Runs the specified command and saves each line of the command's output to
* the given list and each line of the command's stderr to the other list.
*
* @param command List containing command and all arguments
* @param output List in/out parameter to receive command output
* @param errors List in/out parameter to receive command stderr
* @return int exit code of command
*/
public int run(List<String> command, List<String> output,
List<String> errors) {
int retCode = 1;
ProcessBuilder pb = new ProcessBuilder(command);
try {
@ -66,6 +80,9 @@ public class Exec {
stdOut.join();
stdErr.join();
output.addAll(stdOut.getOutput());
if (errors != null) {
errors.addAll(stdErr.getOutput());
}
} catch (Exception ex) {
mojo.getLog().warn(command + " failed: " + ex.toString());
}