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Update HdfsWriter.java

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解决Windows下HdfsWriter的异常问题
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lhldyf 2018-07-05 11:32:55 +08:00 committed by GitHub
parent 1e5ef8b680
commit dc3a82f3d9
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1 changed files with 11 additions and 43 deletions
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54
hdfswriter/src/main/java/com/alibaba/datax/plugin/writer/hdfswriter/HdfsWriter.java
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@ -260,21 +260,9 @@ public class HdfsWriter extends Writer {
}
private String buildFilePath() {
boolean isEndWithSeparator = false;
switch (IOUtils.DIR_SEPARATOR) {
case IOUtils.DIR_SEPARATOR_UNIX:
isEndWithSeparator = this.path.endsWith(String
.valueOf(IOUtils.DIR_SEPARATOR));
break;
case IOUtils.DIR_SEPARATOR_WINDOWS:
isEndWithSeparator = this.path.endsWith(String
.valueOf(IOUtils.DIR_SEPARATOR_WINDOWS));
break;
default:
break;
}
boolean isEndWithSeparator = this.path.endsWith(String.valueOf(IOUtils.DIR_SEPARATOR_UNIX));
if (!isEndWithSeparator) {
this.path = this.path + IOUtils.DIR_SEPARATOR;
this.path = this.path + IOUtils.DIR_SEPARATOR_UNIX;
}
return this.path;
}
@ -286,38 +274,18 @@ public class HdfsWriter extends Writer {
*/
private String buildTmpFilePath(String userPath) {
String tmpFilePath;
boolean isEndWithSeparator = false;
switch (IOUtils.DIR_SEPARATOR) {
case IOUtils.DIR_SEPARATOR_UNIX:
isEndWithSeparator = userPath.endsWith(String
.valueOf(IOUtils.DIR_SEPARATOR));
break;
case IOUtils.DIR_SEPARATOR_WINDOWS:
isEndWithSeparator = userPath.endsWith(String
.valueOf(IOUtils.DIR_SEPARATOR_WINDOWS));
break;
default:
break;
}
boolean isEndWithSeparator = userPath.endsWith(String.valueOf(IOUtils.DIR_SEPARATOR_UNIX));
String tmpSuffix;
do {
tmpSuffix = UUID.randomUUID().toString().replace('-', '_');
if (!isEndWithSeparator) {
tmpFilePath = String.format("%s__%s%s", userPath, tmpSuffix, IOUtils.DIR_SEPARATOR);
}else if("/".equals(userPath)){
tmpFilePath = String.format("%s__%s%s", userPath, tmpSuffix, IOUtils.DIR_SEPARATOR);
}else{
tmpFilePath = String.format("%s__%s%s", userPath.substring(0,userPath.length()-1), tmpSuffix, IOUtils.DIR_SEPARATOR);
}
while(hdfsHelper.isPathexists(tmpFilePath)){
tmpSuffix = UUID.randomUUID().toString().replace('-', '_');
if (!isEndWithSeparator) {
tmpFilePath = String.format("%s__%s%s", userPath, tmpSuffix, IOUtils.DIR_SEPARATOR);
}else if("/".equals(userPath)){
tmpFilePath = String.format("%s__%s%s", userPath, tmpSuffix, IOUtils.DIR_SEPARATOR);
}else{
tmpFilePath = String.format("%s__%s%s", userPath.substring(0,userPath.length()-1), tmpSuffix, IOUtils.DIR_SEPARATOR);
}
if (!isEndWithSeparator || String.valueOf(IOUtils.DIR_SEPARATOR_UNIX).equals(userPath)) {
tmpFilePath = String.format("%s__%s%s", userPath, tmpSuffix, IOUtils.DIR_SEPARATOR_UNIX);
} else {
tmpFilePath = String.format("%s__%s%s", userPath.substring(0,userPath.length()-1), tmpSuffix,
IOUtils.DIR_SEPARATOR_UNIX);
}
} while(hdfsHelper.isPathexists(tmpFilePath));
return tmpFilePath;
}
}