com.yahoo.aptutils.writer.expressions.Expression java code examples

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private void myMethod () {
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}

/**
 * Subclasses can override this hook to generate a custom method body for the property getter. This version of the
 * hook is deprecated, users should use {@link #writeGetterBody(JavaFileWriter, MethodDeclarationParameters)}
 * instead.
 */
@Deprecated
protected void writeGetterBody(JavaFileWriter writer) throws IOException {
  writer.writeStatement(Expressions.callMethod("get", propertyName).returnExpr());
}

private void emitSqlTableDeclaration(boolean view) throws IOException {
  writer.writeComment("--- " + (view ? "view" : "subquery") + " declaration");
  String name = "\"" + modelSpec.getSpecAnnotation().viewName().trim() + "\"";
  if (modelSpec.getQueryElement() != null) {
    Expression queryReference = Expressions.staticReference(modelSpec.getModelSpecName(),
        modelSpec.getQueryElement().getSimpleName().toString())
        .callMethod("selectMore", ALIASED_PROPERTY_ARRAY_NAME);
    if (modelSpec.getViewQueryAnnotation().freeze()) {
      queryReference = queryReference.callMethod("freeze");
    }
    writer.writeFieldDeclaration(TypeConstants.QUERY, QUERY_NAME, queryReference,
        TypeConstants.PUBLIC_STATIC_FINAL);
    Expression initializer = constructInitializer(name, view);
    writer.writeFieldDeclaration(view ? TypeConstants.VIEW : TypeConstants.SUBQUERY_TABLE,
        view ? VIEW_NAME : SUBQUERY_NAME, initializer, TypeConstants.PUBLIC_STATIC_FINAL);
  } else {
    writer.writeFieldDeclaration(CoreTypes.JAVA_STRING, view ? "VIEW_NAME" : "SUBQUERY_NAME",
        Expressions.fromString(name), TypeConstants.PUBLIC_STATIC_FINAL);
  }
  writer.writeNewline();
}

.cast(modelSpec.getGeneratedClassName()).returnExpr();

private void emitSinglePropertyDeclaration(PropertyGenerator generator, int index) throws IOException {
  modelSpec.getPluginBundle().beforeEmitPropertyDeclaration(writer, generator);
  DeclaredTypeName type = generator.getPropertyType();
  String fieldToQualify = ALIASED_PROPERTY_ARRAY_NAME + "[" + index + "]";
  Expression expressionToCast;
  if (modelSpec.getQueryElement() != null) {
    String callOn = modelSpec.getSpecAnnotation().isSubquery() ? SUBQUERY_NAME : VIEW_NAME;
    expressionToCast = Expressions.callMethodOn(callOn, "qualifyField", fieldToQualify);
  } else {
    expressionToCast = Expressions.reference(fieldToQualify);
  }
  writer.writeFieldDeclaration(type, generator.getPropertyName(),
      expressionToCast.cast(type), TypeConstants.PUBLIC_STATIC_FINAL)
      .writeNewline();
  modelSpec.getPluginBundle().afterEmitPropertyDeclaration(writer, generator);
}

.cast(modelSpec.getGeneratedClassName()).returnExpr();

private void emitSinglePropertyDeclaration(PropertyGenerator generator, int index) throws IOException {
  modelSpec.getPluginBundle().beforeEmitPropertyDeclaration(writer, generator);
  DeclaredTypeName type = generator.getPropertyType();
  String fieldToQualify = ALIASED_PROPERTY_ARRAY_NAME + "[" + index + "]";
  Expression expressionToCast;
  if (modelSpec.getQueryElement() != null) {
    String callOn = modelSpec.getSpecAnnotation().isSubquery() ? SUBQUERY_NAME : VIEW_NAME;
    expressionToCast = Expressions.callMethodOn(callOn, "qualifyField", fieldToQualify);
  } else {
    expressionToCast = Expressions.reference(fieldToQualify);
  }
  writer.writeFieldDeclaration(type, generator.getPropertyName(),
      expressionToCast.cast(type), TypeConstants.PUBLIC_STATIC_FINAL)
      .writeNewline();
  modelSpec.getPluginBundle().afterEmitPropertyDeclaration(writer, generator);
}

@Override
protected void writeGetterBody(JavaFileWriter writer, MethodDeclarationParameters params) throws IOException {
  Expression typeExpression = getTypeExpression(fieldType);
  writer.writeStatement(Expressions.staticMethod(JSONTypes.JSON_PROPERTY_SUPPORT, "getValueFromJSON",
      "this", propertyName, typeExpression).returnExpr());
}

private boolean emitPropertyReferenceArrayBody(boolean alias) throws IOException {
  for (PropertyGenerator propertyGenerator : modelSpec.getPropertyGenerators()) {
    Expression reference = Expressions.staticReference(modelSpec.getModelSpecName(),
        propertyGenerator.getPropertyName());
    if (alias) {
      VariableElement field = propertyGenerator.getField();
      if (field != null) {
        Alias aliasAnnotation = field.getAnnotation(Alias.class);
        if (aliasAnnotation != null && !AptUtils.isEmpty(aliasAnnotation.value().trim())) {
          reference = reference.callMethod("as", "\"" + aliasAnnotation.value().trim() + "\"");
        }
      }
    }
    writer.writeExpression(reference);
    writer.appendString(",\n");
  }
  return !AptUtils.isEmpty(modelSpec.getPropertyGenerators());
}

private void emitModelMethod(JavaFileWriter writer, ExecutableElement e, Modifier... modifiers)
    throws IOException {
  MethodDeclarationParameters params = utils.methodDeclarationParamsFromExecutableElement(e, modifiers);
  ModelMethod methodAnnotation = e.getAnnotation(ModelMethod.class);
  List<Object> arguments = new ArrayList<>();
  if (methodAnnotation != null) {
    String name = methodAnnotation.name();
    if (!AptUtils.isEmpty(name)) {
      params.setMethodName(name);
    }
    params.getArgumentTypes().remove(0);
    params.getArgumentNames().remove(0);
    arguments.add(0, "this");
  }
  arguments.addAll(params.getArgumentNames());
  Expression methodCall = Expressions.staticMethod(modelSpec.getModelSpecName(),
      e.getSimpleName().toString(), arguments);
  if (!CoreTypes.VOID.equals(params.getReturnType())) {
    methodCall = methodCall.returnExpr();
  }
  JavadocPlugin.writeJavadocFromElement(pluginEnv, writer, e);
  writer.beginMethodDefinition(params)
      .writeStatement(methodCall)
      .finishMethodDefinition();
}

private void emitSqlTableDeclaration(boolean view) throws IOException {
  writer.writeComment("--- " + (view ? "view" : "subquery") + " declaration");
  String name = "\"" + modelSpec.getSpecAnnotation().viewName().trim() + "\"";
  if (modelSpec.getQueryElement() != null) {
    Expression queryReference = Expressions.staticReference(modelSpec.getModelSpecName(),
        modelSpec.getQueryElement().getSimpleName().toString())
        .callMethod("selectMore", ALIASED_PROPERTY_ARRAY_NAME);
    if (modelSpec.getViewQueryAnnotation().freeze()) {
      queryReference = queryReference.callMethod("freeze");
    }
    writer.writeFieldDeclaration(TypeConstants.QUERY, QUERY_NAME, queryReference,
        TypeConstants.PUBLIC_STATIC_FINAL);
    Expression initializer = constructInitializer(name, view);
    writer.writeFieldDeclaration(view ? TypeConstants.VIEW : TypeConstants.SUBQUERY_TABLE,
        view ? VIEW_NAME : SUBQUERY_NAME, initializer, TypeConstants.PUBLIC_STATIC_FINAL);
  } else {
    writer.writeFieldDeclaration(CoreTypes.JAVA_STRING, view ? "VIEW_NAME" : "SUBQUERY_NAME",
        Expressions.fromString(name), TypeConstants.PUBLIC_STATIC_FINAL);
  }
  writer.writeNewline();
}

/**
 * Subclasses can override this hook to generate a custom method body for the property getter. This version of the
 * hook is deprecated, users should use {@link #writeGetterBody(JavaFileWriter, MethodDeclarationParameters)}
 * instead.
 */
@Deprecated
protected void writeGetterBody(JavaFileWriter writer) throws IOException {
  writer.writeStatement(Expressions.callMethod("get", propertyName).returnExpr());
}

private boolean emitPropertyReferenceArrayBody(boolean alias) throws IOException {
  for (PropertyGenerator propertyGenerator : modelSpec.getPropertyGenerators()) {
    Expression reference = Expressions.staticReference(modelSpec.getModelSpecName(),
        propertyGenerator.getPropertyName());
    if (alias) {
      VariableElement field = propertyGenerator.getField();
      if (field != null) {
        Alias aliasAnnotation = field.getAnnotation(Alias.class);
        if (aliasAnnotation != null && !AptUtils.isEmpty(aliasAnnotation.value().trim())) {
          reference = reference.callMethod("as", "\"" + aliasAnnotation.value().trim() + "\"");
        }
      }
    }
    writer.writeExpression(reference);
    writer.appendString(",\n");
  }
  return !AptUtils.isEmpty(modelSpec.getPropertyGenerators());
}

private void emitModelMethod(JavaFileWriter writer, ExecutableElement e, Modifier... modifiers)
    throws IOException {
  MethodDeclarationParameters params = utils.methodDeclarationParamsFromExecutableElement(e, modifiers);
  ModelMethod methodAnnotation = e.getAnnotation(ModelMethod.class);
  List<Object> arguments = new ArrayList<>();
  if (methodAnnotation != null) {
    String name = methodAnnotation.name();
    if (!AptUtils.isEmpty(name)) {
      params.setMethodName(name);
    }
    params.getArgumentTypes().remove(0);
    params.getArgumentNames().remove(0);
    arguments.add(0, "this");
  }
  arguments.addAll(params.getArgumentNames());
  Expression methodCall = Expressions.staticMethod(modelSpec.getModelSpecName(),
      e.getSimpleName().toString(), arguments);
  if (!CoreTypes.VOID.equals(params.getReturnType())) {
    methodCall = methodCall.returnExpr();
  }
  JavadocPlugin.writeJavadocFromElement(pluginEnv, writer, e);
  writer.beginMethodDefinition(params)
      .writeStatement(methodCall)
      .finishMethodDefinition();
}

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How to useExpression in com.yahoo.aptutils.writer.expressions

Best Java code snippets using com.yahoo.aptutils.writer.expressions.Expression (Showing top 13 results out of 315)

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