How to use getSchema method of org.evomaster.client.java.instrumentation.object.ClassToSchema class

Best EvoMaster code snippet using org.evomaster.client.java.instrumentation.object.ClassToSchema.getSchema

Source:ClassToSchema.java

...50    public static String getOrDeriveSchema(String name, Type type) {51        if (cache.containsKey(type)) {52            return named(name, cache.get(type));53        }54        String schema = getSchema(type);55        cache.put(type, schema);56        return named(name, schema);57    }58    private static String named(String name, String jsonObject) {59        return "\"" + name + "\":" + jsonObject;60    }61    private static String getSchema(Type type) {62        Class<?> klass = null;63        if (type instanceof Class) {64            klass = (Class<?>) type;65        }66        ParameterizedType pType = null;67        if (type instanceof ParameterizedType) {68            pType = (ParameterizedType) type;69        }70        if (klass != null) {71            if (String.class.isAssignableFrom(klass)) {72                return fieldSchema("string");73            }74            if (Byte.class.isAssignableFrom(klass) || Byte.TYPE == klass) {75                return fieldSchema("integer", "int8");76            }77            if (Short.class.isAssignableFrom(klass) || Short.TYPE == klass) {78                return fieldSchema("integer", "int16");79            }80            if (Integer.class.isAssignableFrom(klass) || Integer.TYPE == klass) {81                return fieldSchema("integer", "int32");82            }83            if (Long.class.isAssignableFrom(klass) || Long.TYPE == klass) {84                return fieldSchema("integer", "int64");85            }86            if (Float.class.isAssignableFrom(klass) || Float.TYPE == klass) {87                return fieldSchema("number", "float");88            }89            if (Double.class.isAssignableFrom(klass) || Double.TYPE == klass) {90                return fieldSchema("number", "double");91            }92            if (Boolean.class.isAssignableFrom(klass) || Boolean.TYPE == klass) {93                return fieldSchema("boolean");94            }95        }96        //TODO date fields97        if ((klass != null && (klass.isArray() || List.class.isAssignableFrom(klass) || Set.class.isAssignableFrom(klass)))98                ||99                (pType != null && (List.class.isAssignableFrom((Class) pType.getRawType()) || Set.class.isAssignableFrom((Class) pType.getRawType())))) {100            return fieldArraySchema(klass, pType);101        }102        //TOOD Map103        List<String> properties = new ArrayList<>();104        //general object, let's look at its fields105        Class<?> target = klass;106        while (target != null) {107            for (Field f : target.getDeclaredFields()) {108                if (!shouldAddToSchema(f)) {109                    continue;110                }111                String fieldName = getName(f);112                properties.add(getOrDeriveSchema(fieldName, f.getGenericType()));113            }114            target = target.getSuperclass();115        }116        return fieldObjectSchema(properties);117    }118    private static boolean shouldAddToSchema(Field field) {119        if (Modifier.isStatic(field.getModifiers()) ||120                Modifier.isTransient(field.getModifiers())) {121            return false;122        }123        /*124            Check annotations. However, it is bit tricky:125            - annotations could be on setters/getters, instead of the field126            - GSON is quite complex, as customizable, see127              https://www.baeldung.com/gson-exclude-fields-serialization128              Jackson should be easier129              https://fasterxml.github.io/jackson-annotations/javadoc/2.7/com/fasterxml/jackson/annotation/JsonIgnore.html130            anyway, worst case we are just adding fields that are going to be ignored.131            So, for now, just a simple check on annotation names should be fine.132            TODO: check if worthy if to have a full 100% support for Jackson and GSON133         */134        for(Annotation a : field.getAnnotations()){135            String name = a.annotationType().getSimpleName();136            if(name.equalsIgnoreCase("Ignore")137            || name.equalsIgnoreCase("Ignored")138                    || name.equalsIgnoreCase("Exclude")139                    || name.equalsIgnoreCase("Excluded")140                    || name.equalsIgnoreCase("JsonIgnore")141                    || name.equalsIgnoreCase("Skip")142                    || name.equalsIgnoreCase("Transient")) {143                return false;144            }145        }146        return true;147    }148    private static String getName(Field field) {149        //TODO there are other ways to define names150        for(Annotation a : field.getAnnotations()){151            String name = a.annotationType().getName();152            if(name.equals("com.fasterxml.jackson.annotation.JsonProperty")153                || name.equals("com.google.gson.annotations.SerializedName")){154                try {155                    Method m = a.annotationType().getMethod("value");156                    String value = (String) m.invoke(a);157                    if(value != null && !value.isEmpty()){158                        return value;159                    }160                } catch (Exception e) {161                    throw new RuntimeException(e);162                }163            }164        }165        return field.getName();166    }167    private static String fieldArraySchema(Class<?> klass, ParameterizedType pType) {168        String item;169        if (klass != null) {170            if (klass.isArray()) {171                item = getSchema(klass.getComponentType());172            } else {173                /*174                    This would happen if we have non-generic List or Set?175                    What to do? I guess can just use String176                 */177                item = getSchema(String.class);178            }179        } else {180            //either List<> or Set<>181            Type generic = pType.getActualTypeArguments()[0];182            item = getSchema(generic);183        }184        return "{\"type\":\"array\", \"items\":" + item + "}";185    }186    private static String fieldObjectSchema(List<String> properties) {187        String p = properties.stream().collect(Collectors.joining(","));188        return "{\"type\":\"object\", \"properties\": {" + p + "}}";189    }190    private static String fieldSchema(String type) {191        return "{\"type\":\"" + type + "\"}";192    }193    private static String fieldSchema(String type, String format) {194        return "{\"type\":\"" + type + "\", \"format\":\"" + format + "\"}";195    }196}...

getSchema

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.object.ClassToSchema;2import org.evomaster.client.java.instrumentation.object.Schema;3import org.evomaster.client.java.instrumentation.object.SchemaObject;4import org.evomaster.client.java.instrumentation.object.SchemaType;5import java.io.IOException;6import java.nio.file.Files;7import java.nio.file.Paths;8import java.util.List;9import java.util.Map;10public class SchemaGenerator {11    public static void main(String[] args) throws Exception {12        Schema schema = ClassToSchema.getSchema(new Class<?>[]{Example.class});13        String json = schema.toJson();14        System.out.println(json);15        Files.write(Paths.get("schema.json"), json.getBytes());16    }17    static class Example {18        private int a;19        private Integer b;20        private String c;21        private List<String> d;22        private Map<String, Integer> e;23        private SchemaObject f;24        private List<SchemaObject> g;25        private List<List<SchemaObject>> h;26        private Map<String, SchemaObject> i;27        private Map<String, List<SchemaObject>> j;28        private Map<String, Map<String, SchemaObject>> k;29        private Map<String, Map<String, List<SchemaObject>>> l;30        private Map<String, Map<String, List<List<SchemaObject>>>> m;31        private Map<String, Map<String, List<List<List<SchemaObject>>>>> n;32        private Map<String, Map<String, List<List<List<List<SchemaObject>>>>>> o;33        private Map<String, Map<String, List<List<List<List<List<SchemaObject>>>>>>> p;34        private Map<String, Map<String, List<List<List<List<List<List<SchemaObject>>>>>>>>> q;35        private List<Map<String, List<List<List<List<List<List<SchemaObject>>>>>>>>>>> r;36        private List<List<Map<String, List<List<List<List<List<List<SchemaObject>>>>>>>>>>>> s;37        private List<List<List<Map<String, List<List<List<List<List<List<SchemaObject>>>>>>>>>>>>> t;38        private List<List<List<List<Map<String, List<List<List<List<List<List<SchemaObject>>>>>>>>>>>>>> u;39        private List<List<List<List<List<Map<String, List<List<List<List<List<List<SchemaObject>>>>>>>>>>>>>>> v;40        private List<List<List<List<List<List<Map<String, List<List<List<List<List<List<SchemaObject>>>>>>>>>>>>>> w;

getSchema

Using AI Code Generation

1public static void main(String[] args) throws Exception {2    String s = ClassToSchema.getSchema(Example.class);3    System.out.println(s);4}5{6  "properties": {7    "id": {8    },9    "name": {10    },11    "email": {12    },13    "active": {14    }15  },16}17{

getSchema

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.object.ClassToSchema;2import org.evomaster.client.java.instrumentation.object.Schema;3import java.io.File;4import java.io.FileWriter;5import java.io.IOException;6import java.util.HashMap;7import java.util.Map;8public class SchemaTest {9    public static void main(String[] args) {10        Map<String, Object> map = new HashMap<>();11        map.put("a", "b");12        map.put("c", "d");13        Schema schema = ClassToSchema.getSchema(map);14        try {15            File file = new File("schema.json");16            FileWriter fileWriter = new FileWriter(file);17            fileWriter.write(schema.toJson());18            fileWriter.close();19        } catch (IOException e) {20            e.printStackTrace();21        }22    }23}24{25  "properties" : {26    "a" : {27    },28    "c" : {29    }30  }31}

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