How to use

setCurrentValue

method

in

org.apache.hadoop.hdfs.server.common.GenerationStamp

/**
 * Sets the current generation stamp for legacy blocks
 */
public void setLegacyGenerationStamp(long stamp) {
 legacyGenerationStamp.setCurrentValue(stamp);
}

/**
 * Gets the current generation stamp for this filesystem
 */
public void setGenerationStamp(long stamp) {
 generationStamp.setCurrentValue(stamp);
}

void clear() {
 legacyGenerationStamp.setCurrentValue(GenerationStamp.LAST_RESERVED_STAMP);
 generationStamp.setCurrentValue(GenerationStamp.LAST_RESERVED_STAMP);
 getBlockIdGenerator().setCurrentValue(SequentialBlockIdGenerator
  .LAST_RESERVED_BLOCK_ID);
 getBlockGroupIdGenerator().setCurrentValue(Long.MIN_VALUE);
 legacyGenerationStampLimit = HdfsConstants.GRANDFATHER_GENERATION_STAMP;
}

/**
 * Sets the current generation stamp for legacy blocks
 */
public void setGenerationStampV1(long stamp) {
 generationStampV1.setCurrentValue(stamp);
}

/**
 * Sets the current generation stamp for legacy blocks
 */
public void setGenerationStampV1(long stamp) {
 generationStampV1.setCurrentValue(stamp);
}

/**
 * Gets the current generation stamp for this filesystem
 */
public void setGenerationStampV2(long stamp) {
 generationStampV2.setCurrentValue(stamp);
}

/**
 * Gets the current generation stamp for this filesystem
 */
public void setGenerationStampV2(long stamp) {
 generationStampV2.setCurrentValue(stamp);
}

 public void clear() {
  generationStampV1.setCurrentValue(GenerationStamp.LAST_RESERVED_STAMP);
  generationStampV2.setCurrentValue(GenerationStamp.LAST_RESERVED_STAMP);
  getBlockIdGenerator().setCurrentValue(SequentialBlockIdGenerator
   .LAST_RESERVED_BLOCK_ID);
  generationStampV1Limit = GenerationStamp.GRANDFATHER_GENERATION_STAMP;
 }
}

 public void clear() {
  generationStampV1.setCurrentValue(GenerationStamp.LAST_RESERVED_STAMP);
  generationStampV2.setCurrentValue(GenerationStamp.LAST_RESERVED_STAMP);
  getBlockIdGenerator().setCurrentValue(SequentialBlockIdGenerator
   .LAST_RESERVED_BLOCK_ID);
  generationStampV1Limit = GenerationStamp.GRANDFATHER_GENERATION_STAMP;
 }
}