Java Code Examples for org.elasticsearch.index.mapper.ParseContext#switchDoc()

The following examples show how to use org.elasticsearch.index.mapper.ParseContext#switchDoc() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: LangdetectMapper.java    From elasticsearch-plugin-bundle with GNU Affero General Public License v3.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
private static void parseLanguageToFields(ParseContext originalContext, Object languageToFields) throws IOException {
    List<Object> fieldList = languageToFields instanceof List ?
            (List<Object>)languageToFields : Collections.singletonList(languageToFields);
    ParseContext context = originalContext.createCopyToContext();
    for (Object field : fieldList) {
        ParseContext.Document targetDoc = null;
        for (ParseContext.Document doc = context.doc(); doc != null; doc = doc.getParent()) {
            if (field.toString().startsWith(doc.getPrefix())) {
                targetDoc = doc;
                break;
            }
        }
        if (targetDoc == null) {
            throw new IllegalArgumentException("target doc is null");
        }
        final ParseContext copyToContext;
        if (targetDoc == context.doc()) {
            copyToContext = context;
        } else {
            copyToContext = context.switchDoc(targetDoc);
        }
        FieldMapper fieldMapper = copyToContext.docMapper().mappers().getMapper(field.toString());
        if (fieldMapper != null) {
            fieldMapper.parse(copyToContext);
        } else {
            throw new MapperParsingException("attempt to copy value to non-existing field [" + field + "]");
        }
    }
}
Example 2
Source File: ReferenceMapper.java    From elasticsearch-plugin-bundle with GNU Affero General Public License v3.0 5 votes vote down vote up 
private static void parseCopyFields(ParseContext originalContext, List<String> copyToFields) throws IOException {
    if (!originalContext.isWithinCopyTo() && !copyToFields.isEmpty()) {
        ParseContext context = originalContext.createCopyToContext();
        for (String field : copyToFields) {
            // In case of a hierarchy of nested documents, we need to figure out
            // which document the field should go to
            ParseContext.Document targetDoc = null;
            for (ParseContext.Document doc = context.doc(); doc != null; doc = doc.getParent()) {
                if (field.startsWith(doc.getPrefix())) {
                    targetDoc = doc;
                    break;
                }
            }
            if (targetDoc == null) {
                throw new IllegalArgumentException("target doc is null");
            }
            final ParseContext copyToContext;
            if (targetDoc == context.doc()) {
                copyToContext = context;
            } else {
                copyToContext = context.switchDoc(targetDoc);
            }
            // simplified - no dynamic field creation
            FieldMapper fieldMapper = copyToContext.docMapper().mappers().getMapper(field);
            if (fieldMapper != null) {
                fieldMapper.parse(copyToContext);
            } else {
                throw new MapperParsingException("attempt to copy value to non-existing field [" + field + "]");
            }
        }
    }
}