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Merge pull request #44 from whelk-io/develop
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59 changes: 59 additions & 0 deletions
59
src/main/java/io/whelk/flesch/kincaid/ComprehendValidator.java
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package io.whelk.flesch.kincaid; | ||
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import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.ADJ; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.ADP; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.ADV; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.AUX; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.CCONJ; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.CONJ; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.DET; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.INTJ; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.NOUN; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.NUM; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.PART; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.PRON; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.PROPN; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.SCONJ; | ||
import static com.amazonaws.services.comprehend.model.PartOfSpeechTagType.VERB; | ||
import java.util.Arrays; | ||
import java.util.List; | ||
import com.amazonaws.services.comprehend.model.SyntaxToken; | ||
import lombok.experimental.UtilityClass; | ||
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@UtilityClass | ||
public class ComprehendValidator { | ||
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private static final List<String> validTagTypes = | ||
Arrays.asList( | ||
ADJ.name(), | ||
ADP.name(), | ||
ADV.name(), | ||
AUX.name(), | ||
CONJ.name(), | ||
CCONJ.name(), | ||
DET.name(), | ||
INTJ.name(), | ||
NOUN.name(), | ||
NUM.name(), | ||
PART.name(), | ||
PRON.name(), | ||
PROPN.name(), | ||
SCONJ.name(), | ||
VERB.name()); | ||
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/** | ||
* Determine if <code>syntaxToken</code> is valid word. Unknown tags, punctuation, or symbols are | ||
* not considered valid words. | ||
* | ||
* | ||
* @param syntaxToken | ||
* @return | ||
*/ | ||
public static boolean isWord(SyntaxToken syntaxToken) { | ||
return syntaxToken != null && | ||
syntaxToken.getPartOfSpeech() != null && | ||
syntaxToken.getPartOfSpeech().getTag() != null && | ||
validTagTypes.contains(syntaxToken.getPartOfSpeech().getTag()); | ||
} | ||
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} |
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71 changes: 71 additions & 0 deletions
71
src/main/java/io/whelk/flesch/kincaid/PennTreebankValidator.java
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package io.whelk.flesch.kincaid; | ||
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import static io.whelk.flesch.kincaid.PennTreebankValidator.PennTreebankTag.parse; | ||
import java.util.Arrays; | ||
import java.util.List; | ||
import edu.stanford.nlp.simple.Token; | ||
import lombok.experimental.UtilityClass; | ||
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@UtilityClass | ||
public class PennTreebankValidator { | ||
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private static final List<PennTreebankTag> invalidWordTags = | ||
Arrays.asList( | ||
PennTreebankTag.UNKNOWN, | ||
PennTreebankTag.POS, | ||
PennTreebankTag.SYM); | ||
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public static boolean isWord(Token token) { | ||
return token != null && !invalidWordTags.contains(parse(token.posTag())); | ||
} | ||
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enum PennTreebankTag { | ||
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CC, | ||
CD, | ||
DT, | ||
EX, | ||
FW, | ||
IN, | ||
JJ, | ||
JJR, | ||
JJS, | ||
LS, | ||
MD, | ||
NN, | ||
NNS, | ||
NNP, | ||
NNPS, | ||
PDT, | ||
POS, | ||
PRP, | ||
PRP$, | ||
RB, | ||
RBR, | ||
RBS, | ||
RP, | ||
SYM, | ||
TO, | ||
UH, | ||
VB, | ||
VBD, | ||
VBG, | ||
VBN, | ||
VBP, | ||
VBZ, | ||
WDT, | ||
WP, | ||
WP$, | ||
WRB, | ||
UNKNOWN; | ||
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public static PennTreebankTag parse(String posTag) { | ||
return Arrays | ||
.stream(PennTreebankTag.values()) | ||
.filter(p -> p.name().equals(posTag)) | ||
.findFirst() | ||
.orElse(PennTreebankTag.UNKNOWN); | ||
} | ||
} | ||
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} |
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