mirror of https://github.com/apache/lucene.git
52 lines
1.5 KiB
Ruby
Executable File
52 lines
1.5 KiB
Ruby
Executable File
# The ASF licenses this file to You under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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class Solr::Importer::Mapper
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def initialize(mapping, options={})
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@mapping = mapping
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@options = options
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end
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def field_data(orig_data, field_name)
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orig_data[field_name]
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end
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def mapped_field_value(orig_data, field_mapping)
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case field_mapping
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when String
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field_mapping
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when Proc
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field_mapping.call(orig_data)
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when Symbol
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field_data(orig_data, @options[:stringify_symbols] ? field_mapping.to_s : field_mapping)
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when Enumerable
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field_mapping.collect {|orig_field_name| mapped_field_value(orig_data, orig_field_name)}.flatten
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else
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raise "Unknown mapping for #{field_mapping}"
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end
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end
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def map(orig_data)
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mapped_data = {}
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@mapping.each do |solr_name, field_mapping|
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value = mapped_field_value(orig_data, field_mapping)
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mapped_data[solr_name] = value if value
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end
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mapped_data
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end
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end
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