Examples with Schema com.hortonworks.registries.common.Schema used on opensource projects

Example 16 with Schema

use of com.hortonworks.registries.common.Schema in project streamline by hortonworks.

the class SchemaTest method testSchemaFromJson.

@Test
public void testSchemaFromJson() throws Exception {
    String json = "{\"fields\":[{\"name\":\"field1\", \"type\":\"STRING\"},{\"name\":\"field2\", \"type\":\"STRING\"}]}";
    System.out.println(json);
    ObjectMapper mapper = new ObjectMapper();
    Schema schema = mapper.readValue(json, Schema.class);
    System.out.println(schema);
}

Example 17 with Schema

use of com.hortonworks.registries.common.Schema in project streamline by hortonworks.

the class UDFCatalogResource method getArgTypes.

private List<String> getArgTypes(Class<?> clazz, String methodname, int argStartIndex) {
    Method addMethod = findMethod(clazz, methodname);
    if (addMethod == null) {
        return Collections.emptyList();
    }
    final Class<?>[] params = addMethod.getParameterTypes();
    List<String> argTypes = new ArrayList<>();
    for (int i = argStartIndex; i < params.length; i++) {
        final Class<?> arg = params[i];
        try {
            argTypes.add(Schema.fromJavaType(arg).toString());
        } catch (ParserException ex) {
            Collection<Schema.Type> types = Collections2.filter(Arrays.asList(Schema.Type.values()), new Predicate<Schema.Type>() {

                public boolean apply(Schema.Type input) {
                    return arg.isAssignableFrom(input.getJavaType());
                }
            });
            if (types.isEmpty()) {
                LOG.error("Could not find a compatible type in schema for {} argument types", addMethod);
                return Collections.emptyList();
            } else {
                argTypes.add(Joiner.on("|").join(types));
            }
        }
    }
    return argTypes;
}