Examples with LanguageServiceClient com.google.cloud.language.v1.LanguageServiceClient used on opensource projects

Example 1 with LanguageServiceClient

use of com.google.cloud.language.v1.LanguageServiceClient in project java-docs-samples by GoogleCloudPlatform.

the class Analyze method analyzeEntitiesFile.

/**
 * Identifies entities in the contents of the object at the given GCS {@code path}.
 */
public static void analyzeEntitiesFile(String gcsUri) throws Exception {
    // Instantiate the Language client com.google.cloud.language.v1.LanguageServiceClient
    try (LanguageServiceClient language = LanguageServiceClient.create()) {
        // set the GCS Content URI path to the file to be analyzed
        Document doc = Document.newBuilder().setGcsContentUri(gcsUri).setType(Type.PLAIN_TEXT).build();
        AnalyzeEntitiesRequest request = AnalyzeEntitiesRequest.newBuilder().setDocument(doc).setEncodingType(EncodingType.UTF16).build();
        AnalyzeEntitiesResponse response = language.analyzeEntities(request);
        // Print the response
        for (Entity entity : response.getEntitiesList()) {
            System.out.printf("Entity: %s", entity.getName());
            System.out.printf("Salience: %.3f\n", entity.getSalience());
            System.out.println("Metadata: ");
            for (Map.Entry<String, String> entry : entity.getMetadataMap().entrySet()) {
                System.out.printf("%s : %s", entry.getKey(), entry.getValue());
            }
            for (EntityMention mention : entity.getMentionsList()) {
                System.out.printf("Begin offset: %d\n", mention.getText().getBeginOffset());
                System.out.printf("Content: %s\n", mention.getText().getContent());
                System.out.printf("Type: %s\n\n", mention.getType());
            }
        }
    }
// [END analyze_entities_gcs]
}

Example 2 with LanguageServiceClient

use of com.google.cloud.language.v1.LanguageServiceClient in project java-docs-samples by GoogleCloudPlatform.

the class Analyze method entitySentimentFile.

/**
 * Identifies the entity sentiments in the the GCS hosted file using the Language Beta API.
 */
public static void entitySentimentFile(String gcsUri) throws Exception {
    // Instantiate the Language client com.google.cloud.language.v1.LanguageServiceClient
    try (LanguageServiceClient language = LanguageServiceClient.create()) {
        Document doc = Document.newBuilder().setGcsContentUri(gcsUri).setType(Type.PLAIN_TEXT).build();
        AnalyzeEntitySentimentRequest request = AnalyzeEntitySentimentRequest.newBuilder().setDocument(doc).setEncodingType(EncodingType.UTF16).build();
        // Detect entity sentiments in the given file
        AnalyzeEntitySentimentResponse response = language.analyzeEntitySentiment(request);
        // Print the response
        for (Entity entity : response.getEntitiesList()) {
            System.out.printf("Entity: %s\n", entity.getName());
            System.out.printf("Salience: %.3f\n", entity.getSalience());
            System.out.printf("Sentiment : %s\n", entity.getSentiment());
            for (EntityMention mention : entity.getMentionsList()) {
                System.out.printf("Begin offset: %d\n", mention.getText().getBeginOffset());
                System.out.printf("Content: %s\n", mention.getText().getContent());
                System.out.printf("Magnitude: %.3f\n", mention.getSentiment().getMagnitude());
                System.out.printf("Sentiment score : %.3f\n", mention.getSentiment().getScore());
                System.out.printf("Type: %s\n\n", mention.getType());
            }
        }
    }
// [END entity_sentiment_file]
}

Example 3 with LanguageServiceClient

use of com.google.cloud.language.v1.LanguageServiceClient in project java-docs-samples by GoogleCloudPlatform.

the class AnalyzeBeta method classifyFile.

/**
 * Detects categories in a GCS hosted file using the Language Beta API.
 */
public static void classifyFile(String gcsUri) throws Exception {
    // Instantiate a beta client : com.google.cloud.language.v1beta2.LanguageServiceClient
    try (LanguageServiceClient language = LanguageServiceClient.create()) {
        // set the GCS content URI path
        Document doc = Document.newBuilder().setGcsContentUri(gcsUri).setType(Type.PLAIN_TEXT).build();
        ClassifyTextRequest request = ClassifyTextRequest.newBuilder().setDocument(doc).build();
        // detect categories in the given file
        ClassifyTextResponse response = language.classifyText(request);
        for (ClassificationCategory category : response.getCategoriesList()) {
            System.out.printf("Category name : %s, Confidence : %.3f\n", category.getName(), category.getConfidence());
        }
    }
// [END classify_file]
}

Example 4 with LanguageServiceClient

use of com.google.cloud.language.v1.LanguageServiceClient in project java-docs-samples by GoogleCloudPlatform.

the class Analyze method analyzeSentimentText.

/**
 * Identifies the sentiment in the string {@code text}.
 */
public static Sentiment analyzeSentimentText(String text) throws Exception {
    // Instantiate the Language client com.google.cloud.language.v1.LanguageServiceClient
    try (LanguageServiceClient language = LanguageServiceClient.create()) {
        Document doc = Document.newBuilder().setContent(text).setType(Type.PLAIN_TEXT).build();
        AnalyzeSentimentResponse response = language.analyzeSentiment(doc);
        Sentiment sentiment = response.getDocumentSentiment();
        if (sentiment == null) {
            System.out.println("No sentiment found");
        } else {
            System.out.printf("Sentiment magnitude: %.3f\n", sentiment.getMagnitude());
            System.out.printf("Sentiment score: %.3f\n", sentiment.getScore());
        }
        return sentiment;
    }
// [END analyze_sentiment_text]
}

Example 5 with LanguageServiceClient

use of com.google.cloud.language.v1.LanguageServiceClient in project java-docs-samples by GoogleCloudPlatform.

the class Analyze method classifyText.

/**
 * Detects categories in text using the Language Beta API.
 */
public static void classifyText(String text) throws Exception {
    // Instantiate the Language client com.google.cloud.language.v1.LanguageServiceClient
    try (LanguageServiceClient language = LanguageServiceClient.create()) {
        // set content to the text string
        Document doc = Document.newBuilder().setContent(text).setType(Type.PLAIN_TEXT).build();
        ClassifyTextRequest request = ClassifyTextRequest.newBuilder().setDocument(doc).build();
        // detect categories in the given text
        ClassifyTextResponse response = language.classifyText(request);
        for (ClassificationCategory category : response.getCategoriesList()) {
            System.out.printf("Category name : %s, Confidence : %.3f\n", category.getName(), category.getConfidence());
        }
    }
// [END classify_text]
}