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Modified string creation to use StringBuilder

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This commit is contained in:
Tom Runyon 2016-02-25 22:20:04 -05:00
parent 79f0d905b4
commit 27e04384eb
1 changed files with 15 additions and 12 deletions
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27
file/src/main/java/org/apache/zeppelin/file/HDFSFileInterpreter.java
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@ -23,6 +23,7 @@ import java.util.Date;
import java.util.Properties;
import com.google.gson.Gson;
import org.apache.zeppelin.interpreter.Interpreter;
import org.apache.zeppelin.interpreter.InterpreterException;
import org.apache.zeppelin.interpreter.InterpreterPropertyBuilder;
/**
@ -153,19 +154,19 @@ public class HDFSFileInterpreter extends FileInterpreter {
}
private String listPermission(OneFileStatus fs){
String s = "";
s += fs.type.equalsIgnoreCase("Directory") ? 'd' : '-';
StringBuilder sb = new StringBuilder();
sb.append(fs.type.equalsIgnoreCase("Directory") ? 'd' : '-');
int p = Integer.parseInt(fs.permission, 16);
s += ((p & 0x400) == 0) ? '-' : 'r';
s += ((p & 0x200) == 0) ? '-' : 'w';
s += ((p & 0x100) == 0) ? '-' : 'x';
s += ((p & 0x40) == 0) ? '-' : 'r';
s += ((p & 0x20) == 0) ? '-' : 'w';
s += ((p & 0x10) == 0) ? '-' : 'x';
s += ((p & 0x4) == 0) ? '-' : 'r';
s += ((p & 0x2) == 0) ? '-' : 'w';
s += ((p & 0x1) == 0) ? '-' : 'x';
return s;
sb.append(((p & 0x400) == 0) ? '-' : 'r');
sb.append(((p & 0x200) == 0) ? '-' : 'w');
sb.append(((p & 0x100) == 0) ? '-' : 'x');
sb.append(((p & 0x40) == 0) ? '-' : 'r');
sb.append(((p & 0x20) == 0) ? '-' : 'w');
sb.append(((p & 0x10) == 0) ? '-' : 'x');
sb.append(((p & 0x4) == 0) ? '-' : 'r');
sb.append(((p & 0x2) == 0) ? '-' : 'w');
sb.append(((p & 0x1) == 0) ? '-' : 'x');
return sb.toString();
}
private String listDate(OneFileStatus fs) {
return new SimpleDateFormat("yyyy-MM-dd HH:mm").format(new Date(fs.modificationTime));
@ -204,6 +205,7 @@ public class HDFSFileInterpreter extends FileInterpreter {
}
} catch (Exception e) {
logger.error("listall: listDir " + path, e);
throw new InterpreterException(e);
}
return all;
}
@ -219,6 +221,7 @@ public class HDFSFileInterpreter extends FileInterpreter {
return sfs.FileStatus.type.equals("DIRECTORY");
} catch (Exception e) {
logger.error("IsDirectory: " + path, e);
throw new InterpreterException(e);
}
return ret;
}