Add GCS examples for Natural Language by gguuss · Pull Request #432 · GoogleCloudPlatform/java-docs-samples · GitHub
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Add GCS examples for Natural Language #432

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Merged
gguuss merged 7 commits into from
Dec 5, 2016
Merged

Add GCS examples for Natural Language #432

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81d550f
Updates to new client library and fixes broken link in README
gguuss Nov 28, 2016
4baae60
Fixes error on test
gguuss Nov 28, 2016
a5f7fc0
Fixes type in test assertion
gguuss Nov 28, 2016
bd07872
Removes extraneous createService method, reduces line length in integ…
gguuss Nov 30, 2016
c701f29
Adds GCS filepath snippets and tests
gguuss Dec 2, 2016
dbe274f
merge with master, remove tabs inserted by Eclipse
gguuss Dec 2, 2016
cc6ec31
Cleaner arguments, better comments, and less brittle tests
gguuss Dec 2, 2016
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8 changes: 5 additions & 3 deletions language/analysis/README.md
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63 changes: 57 additions & 6 deletions language/analysis/src/main/java/com/google/cloud/language/samples/Analyze.java
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Original file line number Diff line number Diff line change
Expand Up @@ -60,11 +60,23 @@ public static void main(String[] args) throws IOException, GeneralSecurityExcept
Analyze app = new Analyze(LanguageServiceClient.create());

if (command.equals("entities")) {
printEntities(System.out, app.analyzeEntities(text));
if (text.startsWith("gs://")) {
printEntities(System.out, app.analyzeEntitiesFile(text));
} else {
printEntities(System.out, app.analyzeEntitiesText(text));
}
} else if (command.equals("sentiment")) {
printSentiment(System.out, app.analyzeSentiment(text));
if (text.startsWith("gs://")) {
printSentiment(System.out, app.analyzeSentimentFile(text));
} else {
printSentiment(System.out, app.analyzeSentimentText(text));
}
} else if (command.equals("syntax")) {
printSyntax(System.out, app.analyzeSyntax(text));
if (text.startsWith("gs://")) {
printSyntax(System.out, app.analyzeSyntaxFile(text));
} else {
printSyntax(System.out, app.analyzeSyntaxText(text));
}
}
}

Expand Down Expand Up @@ -111,6 +123,9 @@ public static void printSentiment(PrintStream out, Sentiment sentiment) {
out.printf("\tScore: %.3f\n", sentiment.getScore());
}

/**
* Prints the Syntax for the {@code tokens}.
*/
public static void printSyntax(PrintStream out, List<Token> tokens) {
if (tokens == null || tokens.size() == 0) {
out.println("No syntax found");
Expand Down Expand Up @@ -153,7 +168,7 @@ public Analyze(LanguageServiceClient languageApi) {
/**
* Gets {@link Entity}s from the string {@code text}.
*/
public List<Entity> analyzeEntities(String text) throws IOException {
public List<Entity> analyzeEntitiesText(String text) throws IOException {
Document doc = Document.newBuilder()
.setContent(text).setType(Type.PLAIN_TEXT).build();
AnalyzeEntitiesRequest request = AnalyzeEntitiesRequest.newBuilder()
Expand All @@ -163,20 +178,43 @@ public List<Entity> analyzeEntities(String text) throws IOException {
return response.getEntitiesList();
}

/**
* Gets {@link Entity}s from the contents of the object at the given GCS {@code path}.
*/
public List<Entity> analyzeEntitiesFile(String path) throws IOException {
Document doc = Document.newBuilder()
.setGcsContentUri(path).setType(Type.PLAIN_TEXT).build();
AnalyzeEntitiesRequest request = AnalyzeEntitiesRequest.newBuilder()
.setDocument(doc)
.setEncodingType(EncodingType.UTF16).build();
AnalyzeEntitiesResponse response = languageApi.analyzeEntities(request);
return response.getEntitiesList();
}

/**
* Gets {@link Sentiment} from the string {@code text}.
*/
public Sentiment analyzeSentiment(String text) throws IOException {
public Sentiment analyzeSentimentText(String text) throws IOException {
Document doc = Document.newBuilder()
.setContent(text).setType(Type.PLAIN_TEXT).build();
AnalyzeSentimentResponse response = languageApi.analyzeSentiment(doc);
return response.getDocumentSentiment();
}

/**
* Gets {@link Sentiment} from the contents of the object at the given GCS {@code path}.
*/
public Sentiment analyzeSentimentFile(String path) throws IOException {
Document doc = Document.newBuilder()
.setGcsContentUri(path).setType(Type.PLAIN_TEXT).build();
AnalyzeSentimentResponse response = languageApi.analyzeSentiment(doc);
return response.getDocumentSentiment();
}

/**
* Gets {@link Token}s from the string {@code text}.
*/
public List<Token> analyzeSyntax(String text) throws IOException {
public List<Token> analyzeSyntaxText(String text) throws IOException {
Document doc = Document.newBuilder()
.setContent(text).setType(Type.PLAIN_TEXT).build();
AnalyzeSyntaxRequest request = AnalyzeSyntaxRequest.newBuilder()
Expand All @@ -185,4 +223,17 @@ public List<Token> analyzeSyntax(String text) throws IOException {
AnalyzeSyntaxResponse response = languageApi.analyzeSyntax(request);
return response.getTokensList();
}

/**
* Gets {@link Token}s from the contents of the object at the given GCS {@code path}.
*/
public List<Token> analyzeSyntaxFile(String path) throws IOException {
Document doc = Document.newBuilder()
.setGcsContentUri(path).setType(Type.PLAIN_TEXT).build();
AnalyzeSyntaxRequest request = AnalyzeSyntaxRequest.newBuilder()
.setDocument(doc)
.setEncodingType(EncodingType.UTF16).build();
AnalyzeSyntaxResponse response = languageApi.analyzeSyntax(request);
return response.getTokensList();
}
}
69 changes: 64 additions & 5 deletions language/analysis/src/test/java/com/google/cloud/language/samples/AnalyzeIT.java
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