Package org.apache.lucene.codecs.blockterms

Examples of org.apache.lucene.codecs.blockterms.TermsIndexWriterBase

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        System.out.println("MockRandomCodec: writing Block terms dict");
      }

      boolean success = false;

      final TermsIndexWriterBase indexWriter;
      try {
        if (random.nextBoolean()) {
          state.termIndexInterval = _TestUtil.nextInt(random, 1, 100);
          if (LuceneTestCase.VERBOSE) {
            System.out.println("MockRandomCodec: fixed-gap terms index (tii=" + state.termIndexInterval + ")");
          }
          indexWriter = new FixedGapTermsIndexWriter(state);
        } else {
          final VariableGapTermsIndexWriter.IndexTermSelector selector;
          final int n2 = random.nextInt(3);
          if (n2 == 0) {
            final int tii = _TestUtil.nextInt(random, 1, 100);
            selector = new VariableGapTermsIndexWriter.EveryNTermSelector(tii);
           if (LuceneTestCase.VERBOSE) {
              System.out.println("MockRandomCodec: variable-gap terms index (tii=" + tii + ")");
            }
          } else if (n2 == 1) {
            final int docFreqThresh = _TestUtil.nextInt(random, 2, 100);
            final int tii = _TestUtil.nextInt(random, 1, 100);
            selector = new VariableGapTermsIndexWriter.EveryNOrDocFreqTermSelector(docFreqThresh, tii);
          } else {
            final long seed2 = random.nextLong();
            final int gap = _TestUtil.nextInt(random, 2, 40);
            if (LuceneTestCase.VERBOSE) {
             System.out.println("MockRandomCodec: random-gap terms index (max gap=" + gap + ")");
            }
           selector = new VariableGapTermsIndexWriter.IndexTermSelector() {
                final Random rand = new Random(seed2);

                @Override
                public boolean isIndexTerm(BytesRef term, TermStats stats) {
                  return rand.nextInt(gap) == gap/2;
                }

                @Override
                  public void newField(FieldInfo fieldInfo) {
                }
              };
          }
          indexWriter = new VariableGapTermsIndexWriter(state, selector);
        }
        success = true;
      } finally {
        if (!success) {
          postingsWriter.close();
        }
      }

      success = false;
      try {
        fields = new BlockTermsWriter(indexWriter, state, postingsWriter);
        success = true;
      } finally {
        if (!success) {
          try {
            postingsWriter.close();
          } finally {
            indexWriter.close();
          }
        }
      }
    }
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        System.out.println("MockRandomCodec: writing Block terms dict");
      }

      boolean success = false;

      final TermsIndexWriterBase indexWriter;
      try {
        if (random.nextBoolean()) {
          state.termIndexInterval = _TestUtil.nextInt(random, 1, 100);
          if (LuceneTestCase.VERBOSE) {
            System.out.println("MockRandomCodec: fixed-gap terms index (tii=" + state.termIndexInterval + ")");
          }
          indexWriter = new FixedGapTermsIndexWriter(state);
        } else {
          final VariableGapTermsIndexWriter.IndexTermSelector selector;
          final int n2 = random.nextInt(3);
          if (n2 == 0) {
            final int tii = _TestUtil.nextInt(random, 1, 100);
            selector = new VariableGapTermsIndexWriter.EveryNTermSelector(tii);
           if (LuceneTestCase.VERBOSE) {
              System.out.println("MockRandomCodec: variable-gap terms index (tii=" + tii + ")");
            }
          } else if (n2 == 1) {
            final int docFreqThresh = _TestUtil.nextInt(random, 2, 100);
            final int tii = _TestUtil.nextInt(random, 1, 100);
            selector = new VariableGapTermsIndexWriter.EveryNOrDocFreqTermSelector(docFreqThresh, tii);
          } else {
            final long seed2 = random.nextLong();
            final int gap = _TestUtil.nextInt(random, 2, 40);
            if (LuceneTestCase.VERBOSE) {
             System.out.println("MockRandomCodec: random-gap terms index (max gap=" + gap + ")");
            }
           selector = new VariableGapTermsIndexWriter.IndexTermSelector() {
                final Random rand = new Random(seed2);

                @Override
                public boolean isIndexTerm(BytesRef term, TermStats stats) {
                  return rand.nextInt(gap) == gap/2;
                }

                @Override
                  public void newField(FieldInfo fieldInfo) {
                }
              };
          }
          indexWriter = new VariableGapTermsIndexWriter(state, selector);
        }
        success = true;
      } finally {
        if (!success) {
          postingsWriter.close();
        }
      }

      success = false;
      try {
        fields = new BlockTermsWriter(indexWriter, state, postingsWriter);
        success = true;
      } finally {
        if (!success) {
          try {
            postingsWriter.close();
          } finally {
            indexWriter.close();
          }
        }
      }
    }
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        System.out.println("MockRandomCodec: writing Block terms dict");
      }

      boolean success = false;

      final TermsIndexWriterBase indexWriter;
      try {
        if (random.nextBoolean()) {
          state.termIndexInterval = TestUtil.nextInt(random, 1, 100);
          if (LuceneTestCase.VERBOSE) {
            System.out.println("MockRandomCodec: fixed-gap terms index (tii=" + state.termIndexInterval + ")");
          }
          indexWriter = new FixedGapTermsIndexWriter(state);
        } else {
          final VariableGapTermsIndexWriter.IndexTermSelector selector;
          final int n2 = random.nextInt(3);
          if (n2 == 0) {
            final int tii = TestUtil.nextInt(random, 1, 100);
            selector = new VariableGapTermsIndexWriter.EveryNTermSelector(tii);
           if (LuceneTestCase.VERBOSE) {
              System.out.println("MockRandomCodec: variable-gap terms index (tii=" + tii + ")");
            }
          } else if (n2 == 1) {
            final int docFreqThresh = TestUtil.nextInt(random, 2, 100);
            final int tii = TestUtil.nextInt(random, 1, 100);
            selector = new VariableGapTermsIndexWriter.EveryNOrDocFreqTermSelector(docFreqThresh, tii);
          } else {
            final long seed2 = random.nextLong();
            final int gap = TestUtil.nextInt(random, 2, 40);
            if (LuceneTestCase.VERBOSE) {
             System.out.println("MockRandomCodec: random-gap terms index (max gap=" + gap + ")");
            }
           selector = new VariableGapTermsIndexWriter.IndexTermSelector() {
                final Random rand = new Random(seed2);

                @Override
                public boolean isIndexTerm(BytesRef term, TermStats stats) {
                  return rand.nextInt(gap) == gap/2;
                }

                @Override
                  public void newField(FieldInfo fieldInfo) {
                }
              };
          }
          indexWriter = new VariableGapTermsIndexWriter(state, selector);
        }
        success = true;
      } finally {
        if (!success) {
          postingsWriter.close();
        }
      }

      success = false;
      try {
        fields = new BlockTermsWriter(indexWriter, state, postingsWriter);
        success = true;
      } finally {
        if (!success) {
          try {
            postingsWriter.close();
          } finally {
            indexWriter.close();
          }
        }
      }
    }
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    // TODO: should we make the terms index more easily
    // pluggable?  Ie so that this codec would record which
    // index impl was used, and switch on loading?
    // Or... you must make a new Codec for this?
    TermsIndexWriterBase indexWriter;
    boolean success = false;
    try {
      indexWriter = new FixedGapTermsIndexWriter(state);
      success = true;
    } finally {
      if (!success) {
        docs.close();
      }
    }

    success = false;
    try {
      // Must use BlockTermsWriter (not BlockTree) because
      // BlockTree doens't support ords (yet)...
      FieldsConsumer ret = new BlockTermsWriter(indexWriter, state, docs);
      success = true;
      return ret;
    } finally {
      if (!success) {
        try {
          docs.close();
        } finally {
          indexWriter.close();
        }
      }
    }
  }
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  @Override
  public FieldsConsumer fieldsConsumer(SegmentWriteState state) throws IOException {
    PostingsWriterBase postingsWriter = new SepPostingsWriter(state, new MockIntFactory(baseBlockSize));

    boolean success = false;
    TermsIndexWriterBase indexWriter;
    try {
      indexWriter = new FixedGapTermsIndexWriter(state);
      success = true;
    } finally {
      if (!success) {
        postingsWriter.close();
      }
    }

    success = false;
    try {
      FieldsConsumer ret = new BlockTermsWriter(indexWriter, state, postingsWriter);
      success = true;
      return ret;
    } finally {
      if (!success) {
        try {
          postingsWriter.close();
        } finally {
          indexWriter.close();
        }
      }
    }
  }
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  @Override
  public FieldsConsumer fieldsConsumer(SegmentWriteState state) throws IOException {
    PostingsWriterBase postingsWriter = new SepPostingsWriter(state, new MockIntFactory(blockSize));

    boolean success = false;
    TermsIndexWriterBase indexWriter;
    try {
      indexWriter = new FixedGapTermsIndexWriter(state);
      success = true;
    } finally {
      if (!success) {
        postingsWriter.close();
      }
    }

    success = false;
    try {
      FieldsConsumer ret = new BlockTermsWriter(indexWriter, state, postingsWriter);
      success = true;
      return ret;
    } finally {
      if (!success) {
        try {
          postingsWriter.close();
        } finally {
          indexWriter.close();
        }
      }
    }
  }
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  public FieldsConsumer fieldsConsumer(SegmentWriteState state) throws IOException {

    PostingsWriterBase postingsWriter = new SepPostingsWriter(state, new MockSingleIntFactory());

    boolean success = false;
    TermsIndexWriterBase indexWriter;
    try {
      indexWriter = new FixedGapTermsIndexWriter(state);
      success = true;
    } finally {
      if (!success) {
        postingsWriter.close();
      }
    }

    success = false;
    try {
      FieldsConsumer ret = new BlockTermsWriter(indexWriter, state, postingsWriter);
      success = true;
      return ret;
    } finally {
      if (!success) {
        try {
          postingsWriter.close();
        } finally {
          indexWriter.close();
        }
      }
    }
  }
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        System.out.println("MockRandomCodec: writing Block terms dict");
      }

      boolean success = false;

      final TermsIndexWriterBase indexWriter;
      try {
        if (random.nextBoolean()) {
          state.termIndexInterval = _TestUtil.nextInt(random, 1, 100);
          if (LuceneTestCase.VERBOSE) {
            System.out.println("MockRandomCodec: fixed-gap terms index (tii=" + state.termIndexInterval + ")");
          }
          indexWriter = new FixedGapTermsIndexWriter(state);
        } else {
          final VariableGapTermsIndexWriter.IndexTermSelector selector;
          final int n2 = random.nextInt(3);
          if (n2 == 0) {
            final int tii = _TestUtil.nextInt(random, 1, 100);
            selector = new VariableGapTermsIndexWriter.EveryNTermSelector(tii);
           if (LuceneTestCase.VERBOSE) {
              System.out.println("MockRandomCodec: variable-gap terms index (tii=" + tii + ")");
            }
          } else if (n2 == 1) {
            final int docFreqThresh = _TestUtil.nextInt(random, 2, 100);
            final int tii = _TestUtil.nextInt(random, 1, 100);
            selector = new VariableGapTermsIndexWriter.EveryNOrDocFreqTermSelector(docFreqThresh, tii);
          } else {
            final long seed2 = random.nextLong();
            final int gap = _TestUtil.nextInt(random, 2, 40);
            if (LuceneTestCase.VERBOSE) {
             System.out.println("MockRandomCodec: random-gap terms index (max gap=" + gap + ")");
            }
           selector = new VariableGapTermsIndexWriter.IndexTermSelector() {
                final Random rand = new Random(seed2);

                @Override
                public boolean isIndexTerm(BytesRef term, TermStats stats) {
                  return rand.nextInt(gap) == gap/2;
                }

                @Override
                  public void newField(FieldInfo fieldInfo) {
                }
              };
          }
          indexWriter = new VariableGapTermsIndexWriter(state, selector);
        }
        success = true;
      } finally {
        if (!success) {
          postingsWriter.close();
        }
      }

      success = false;
      try {
        fields = new BlockTermsWriter(indexWriter, state, postingsWriter);
        success = true;
      } finally {
        if (!success) {
          try {
            postingsWriter.close();
          } finally {
            indexWriter.close();
          }
        }
      }
    }
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  @Override
  public FieldsConsumer fieldsConsumer(SegmentWriteState state) throws IOException {
    PostingsWriterBase postingsWriter = new SepPostingsWriter(state, new MockIntFactory(baseBlockSize));

    boolean success = false;
    TermsIndexWriterBase indexWriter;
    try {
      indexWriter = new FixedGapTermsIndexWriter(state);
      success = true;
    } finally {
      if (!success) {
        postingsWriter.close();
      }
    }

    success = false;
    try {
      FieldsConsumer ret = new BlockTermsWriter(indexWriter, state, postingsWriter);
      success = true;
      return ret;
    } finally {
      if (!success) {
        try {
          postingsWriter.close();
        } finally {
          indexWriter.close();
        }
      }
    }
  }
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  @Override
  public FieldsConsumer fieldsConsumer(SegmentWriteState state) throws IOException {
    PostingsWriterBase postingsWriter = new SepPostingsWriter(state, new MockIntFactory(blockSize));

    boolean success = false;
    TermsIndexWriterBase indexWriter;
    try {
      indexWriter = new FixedGapTermsIndexWriter(state);
      success = true;
    } finally {
      if (!success) {
        postingsWriter.close();
      }
    }

    success = false;
    try {
      FieldsConsumer ret = new BlockTermsWriter(indexWriter, state, postingsWriter);
      success = true;
      return ret;
    } finally {
      if (!success) {
        try {
          postingsWriter.close();
        } finally {
          indexWriter.close();
        }
      }
    }
  }
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  • org.apache.lucene.codecs.mockintblock.MockVariableIntBlockPostingsFormat
  • org.apache.lucene.codecs.mockrandom.MockRandomPostingsFormat
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