org.apache.hadoop.hbase.filter.RowFilter.getOperator()方法的使用及代码示例

x33g5p2x  于2022-01-29 转载在 其他  
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本文整理了Java中org.apache.hadoop.hbase.filter.RowFilter.getOperator方法的一些代码示例,展示了RowFilter.getOperator的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。RowFilter.getOperator方法的具体详情如下:
包路径:org.apache.hadoop.hbase.filter.RowFilter
类名称:RowFilter
方法名:getOperator

RowFilter.getOperator介绍

暂无

代码示例

代码示例来源:origin: apache/drill

public HBaseScanSpec parseTree() {
 HBaseScanSpec parsedSpec = le.accept(this, null);
 if (parsedSpec != null) {
  parsedSpec = mergeScanSpecs("booleanAnd", this.groupScan.getHBaseScanSpec(), parsedSpec);
  /*
   * If RowFilter is THE filter attached to the scan specification,
   * remove it since its effect is also achieved through startRow and stopRow.
   */
  if (parsedSpec.filter instanceof RowFilter &&
    ((RowFilter)parsedSpec.filter).getOperator() != CompareOp.NOT_EQUAL &&
    ((RowFilter)parsedSpec.filter).getComparator() instanceof BinaryComparator) {
   parsedSpec.filter = null;
  }
 }
 return parsedSpec;
}

代码示例来源:origin: apache/drill

public HBaseScanSpec parseTree() {
 HBaseScanSpec parsedSpec = le.accept(this, null);
 if (parsedSpec != null) {
  parsedSpec = mergeScanSpecs("booleanAnd", this.groupScan.getHBaseScanSpec(), parsedSpec);
  /*
   * If RowFilter is THE filter attached to the scan specification,
   * remove it since its effect is also achieved through startRow and stopRow.
   */
  Filter filter = parsedSpec.getFilter();
  if (filter instanceof RowFilter &&
    ((RowFilter)filter).getOperator() != CompareOp.NOT_EQUAL &&
    ((RowFilter)filter).getComparator() instanceof BinaryComparator) {
   parsedSpec = new HBaseScanSpec(parsedSpec.getTableName(), parsedSpec.getStartRow(), parsedSpec.getStopRow(), null);
  }
 }
 return parsedSpec;
}

代码示例来源:origin: com.google.cloud.bigtable/bigtable-hbase

/** {@inheritDoc} */
 @Override
 public FilterSupportStatus isFilterSupported(
   FilterAdapterContext context, 
   org.apache.hadoop.hbase.filter.RowFilter filter) {
  ByteArrayComparable comparator = filter.getComparator();
  if (!(comparator instanceof RegexStringComparator) && !(comparator instanceof BinaryComparator)) {
   return FilterSupportStatus.newNotSupported(comparator.getClass().getName()
     + " comparator is not supported");
  }
  if (filter.getOperator() != CompareFilter.CompareOp.EQUAL) {
   return FilterSupportStatus.newNotSupported(filter.getOperator()
     + " operator is not supported");
  }
  return FilterSupportStatus.SUPPORTED;
 }
}

代码示例来源:origin: GoogleCloudPlatform/cloud-bigtable-client

/** {@inheritDoc} */
 @Override
 public FilterSupportStatus isFilterSupported(
   FilterAdapterContext context, 
   org.apache.hadoop.hbase.filter.RowFilter filter) {
  ByteArrayComparable comparator = filter.getComparator();
  if (!(comparator instanceof RegexStringComparator) && !(comparator instanceof BinaryComparator)) {
   return FilterSupportStatus.newNotSupported(comparator.getClass().getName()
     + " comparator is not supported");
  }
  if (filter.getOperator() != CompareFilter.CompareOp.EQUAL) {
   return FilterSupportStatus.newNotSupported(filter.getOperator()
     + " operator is not supported");
  }
  return FilterSupportStatus.SUPPORTED;
 }
}

代码示例来源:origin: com.google.cloud.bigtable/bigtable-hbase

/** {@inheritDoc} */
@Override
public Filter adapt(FilterAdapterContext context,
  org.apache.hadoop.hbase.filter.RowFilter filter) throws IOException {
 CompareOp compareOp = filter.getOperator();
 if (compareOp != CompareFilter.CompareOp.EQUAL) {
  throw new IllegalStateException(String.format("Cannot adapt operator %s",
   compareOp == null ? null : compareOp.getClass().getCanonicalName()));
 }
 ByteArrayComparable comparator = filter.getComparator();
 ByteString regexValue;
 if (comparator == null) {
  throw new IllegalStateException("Comparator cannot be null"); 
 } else if (comparator instanceof RegexStringComparator) {
  regexValue = ByteString.copyFrom(comparator.getValue());
 } else if (comparator instanceof BinaryComparator) {
  regexValue =
    ReaderExpressionHelper.quoteRegularExpression(comparator.getValue());
 } else {
  throw new IllegalStateException(String.format("Cannot adapt comparator %s", comparator
    .getClass().getCanonicalName()));
 }
 return FILTERS.key().regex(regexValue);
}

代码示例来源:origin: GoogleCloudPlatform/cloud-bigtable-client

/** {@inheritDoc} */
@Override
public Filter adapt(FilterAdapterContext context,
  org.apache.hadoop.hbase.filter.RowFilter filter) throws IOException {
 CompareOp compareOp = filter.getOperator();
 if (compareOp != CompareFilter.CompareOp.EQUAL) {
  throw new IllegalStateException(String.format("Cannot adapt operator %s",
   compareOp == null ? null : compareOp.getClass().getCanonicalName()));
 }
 ByteArrayComparable comparator = filter.getComparator();
 ByteString regexValue;
 if (comparator == null) {
  throw new IllegalStateException("Comparator cannot be null"); 
 } else if (comparator instanceof RegexStringComparator) {
  regexValue = ByteString.copyFrom(comparator.getValue());
 } else if (comparator instanceof BinaryComparator) {
  regexValue =
    ReaderExpressionHelper.quoteRegularExpression(comparator.getValue());
 } else {
  throw new IllegalStateException(String.format("Cannot adapt comparator %s", comparator
    .getClass().getCanonicalName()));
 }
 return FILTERS.key().regex(regexValue);
}

代码示例来源:origin: org.apache.drill.contrib/drill-storage-hbase

public HBaseScanSpec parseTree() {
 HBaseScanSpec parsedSpec = le.accept(this, null);
 if (parsedSpec != null) {
  parsedSpec = mergeScanSpecs("booleanAnd", this.groupScan.getHBaseScanSpec(), parsedSpec);
  /*
   * If RowFilter is THE filter attached to the scan specification,
   * remove it since its effect is also achieved through startRow and stopRow.
   */
  if (parsedSpec.filter instanceof RowFilter &&
    ((RowFilter)parsedSpec.filter).getOperator() != CompareOp.NOT_EQUAL &&
    ((RowFilter)parsedSpec.filter).getComparator() instanceof BinaryComparator) {
   parsedSpec.filter = null;
  }
 }
 return parsedSpec;
}

代码示例来源:origin: org.apache.drill.contrib/drill-format-mapr

public HBaseScanSpec parseTree() {
 HBaseScanSpec parsedSpec = le.accept(this, null);
 if (parsedSpec != null) {
  parsedSpec = mergeScanSpecs("booleanAnd", this.groupScan.getHBaseScanSpec(), parsedSpec);
  /*
   * If RowFilter is THE filter attached to the scan specification,
   * remove it since its effect is also achieved through startRow and stopRow.
   */
  Filter filter = parsedSpec.getFilter();
  if (filter instanceof RowFilter &&
    ((RowFilter)filter).getOperator() != CompareOp.NOT_EQUAL &&
    ((RowFilter)filter).getComparator() instanceof BinaryComparator) {
   parsedSpec = new HBaseScanSpec(parsedSpec.getTableName(), parsedSpec.getStartRow(), parsedSpec.getStopRow(), null);
  }
 }
 return parsedSpec;
}

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